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Serial Number Prefixes

User’s and Programming Guide

Agilent Technologies

ESG Family Signal Generators Option 200

Fully Coded 3GPP W-CDMA Personality

Part Number E4400-90390

Printed in USA

June 2001

Supersedes March 2001

Summary of content (302 pages)

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User’s and Programming Guide Agilent Technologies ESG Family Signal Generators Option 200 Fully Coded 3GPP W-CDMA Personality Serial Number Prefixes (Affix Label Here) Part Number E4400-90390 Printed in USA June 2001 Supersedes March 2001 © Copyright 2000, 2001 Agilent Technologies
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Contents 1. The Fully Coded W-CDMA Personality Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-2 Downlink Channels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-2 Uplink Channel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-4 2.
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Contents Reference Sensitivity Level (3G TS 25.141.7.2) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-81 Dynamic Range (3G TS 25.141.7.3) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-86 Adjacent Channel Selectivity (3G TS 25.141.7.4) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-91 Blocking Characteristics (3G TS 25.141.7.5) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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Contents B . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-10 BBG Data Clock Setup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-10 BBG Data Clock Ext Int . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-10 BCH Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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Contents Display Impulse Response . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-23 Down/Up . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-23 DPCCH . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-24 DPCH . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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Contents Insert 0’s . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-37 Insert 1’s . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-37 Insert PN9 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-37 Insert PN15 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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Contents Paging Indicator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-50 Phase Polarity Normal Invert . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-50 Physical Channel # . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-51 PhyCH Setup. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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Contents Sync Source FClk SFN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-64 Sync Trigger Mode Single Cont. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-65 T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-66 TFCI Pattern . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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Contents 4. Operation W-CDMA Frame Structures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-2 Downlink PICH Frame Structure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-2 Downlink PCCPCH + SCH Frame Structure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-3 Downlink DPDCH/DPCCH Frame Structure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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ESG Family Signal Generators Option 200 1 The Fully Coded W-CDMA Personality This guide provides information specific to the Option 200 Fully Coded W-CDMA personality. This chapter contains an overview of Option 200. NOTE This option requires the installation of Option UN8 (hardware Revision C or greater), Real-Time Baseband Generator. Refer to the Option UN8 user’s and programming guide for information.
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The Fully Coded W-CDMA Personality Overview ESG Family Signal Generators Option 200 Overview The Option 200 personality provides fully coded signals for W-CDMA, compliant to the following 3GPP Technical Specifications: • downlink (base station simulation) 3G TS 25.101 V3.5 (2000-12)1 • uplink (user equipment simulation) 3G TS 25.141 V3.
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ESG Family Signal Generators Option 200 DPCH The Fully Coded W-CDMA Personality Overview The dedicated physical channel contains a time multiplex of a dedicated physical data channel (DPDCH) and a dedicated physical control channel (DPCCH). Refer to Figure 1-1. This downlink mode supports slot formats 0–16 for DPDCH channels with editing capability.
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The Fully Coded W-CDMA Personality Overview ESG Family Signal Generators Option 200 Uplink Channel The signal generator in the uplink mode supports the following channels: DPCCH The dedicated physical control channel carries the layer 1 control information. This channel is code multiplexed onto the I and Q channels using BPSK modulation. A typical configuration for the associated DPCCH runs at 15 ksps with 10 bits in each timeslot.
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ESG Family Signal Generators Option 200 The Fully Coded W-CDMA Personality Overview Figure 1-2 Uplink DPCCH and DPDCH Coding Fully Coded 3GPP W-CDMA Personality User’s and Programming Guide 1-5
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The Fully Coded W-CDMA Personality Overview 1-6 ESG Family Signal Generators Option 200 Fully Coded 3GPP W-CDMA Personality User’s and Programming Guide
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ESG Family Signal Generators Option 200 2 Using Functions This chapter provides information on how to use functions that are unique to Option 200 ESG Family signal generators.
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Using Functions Single ESG Downlink Measurement Setup ESG Family Signal Generators Option 200 Single ESG Downlink Measurement Setup This setup provides four 3GPP channels with fully coded signal generation capability, which can be used to test a subset of 3GPP receiver parameters (such as receiver control or data transmission and code domain power adjustment).
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ESG Family Signal Generators Option 200 Using Functions Single ESG Downlink Measurement Setup 4. Press BS Setup. This opens the base station (BS) setup editor. The highlight bar can be moved by rotating the front panel knob or pressing the arrow keys. The following default values are displayed. Filter RNYQ (root Nyquist) Chip Rate 3.840000 Mcps Scrambling Code 0 5. Press Return to reopen the W-CDMA menu. 6. Press the Link Control softkey.
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Using Functions Single ESG Downlink Measurement Setup ESG Family Signal Generators Option 200 8. Press W-CDMA Off On. On is now highlighted and the WCDMA and I/Q annunciators are displayed. 9. Activate the RF output power by pressing RF On/Off until the RF ON annunciator is displayed. Configuring the E4406A Option BAF VSA Series Transmitter Tester This section explains how to set up the E4406A Option BAF VSA to display the downlink stimulus configured in the previous section.
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ESG Family Signal Generators Option 200 Using Functions Single ESG Downlink Measurement Setup The following figure shows the VSA code domain display.
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Using Functions Two ESG Downlink Measurement Setup ESG Family Signal Generators Option 200 Two ESG Downlink Measurement Setup This setup provides the capability to test 3GPP receiver designs for capability to test adjacent channel selectivity, blocking, intermodulation, maximum input, receiver sensitivity, and spurious response. The following example configures a 3GPP receiver test stimulus.
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ESG Family Signal Generators Option 200 Using Functions Two ESG Downlink Measurement Setup Connect the Equipment 1. Refer to Figure 2-2 and connect the two ESGs as shown: NOTE This denotes a short cable. This denotes a long cable. Figure 2-2 ESG Downlink Equipment Setup 2. Turn on the function generator and set the following characteristics: wave type: square wave amplitude: 2.5 Vrms frequency: 3.84 MHz DC offset: +1.25 V 3. Turn on the signal generators and the transmitter tester.
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Using Functions Two ESG Downlink Measurement Setup ESG Family Signal Generators Option 200 The W-CDMA Configuration The following tables summarize the signal generator’s parameter settings for the W-CDMA configuration. This predefined configuration is later modified to provide the stimuli for several W-CDMA performance tests described in the section entitled, “3GPP W-CDMA User Equipment Performance Tests” on page 2-18.
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ESG Family Signal Generators Option 200 Using Functions Two ESG Downlink Measurement Setup Table 2-3 Predefined W-CDMA Transport Layer Configuration Parameter Reference Measurement Setup (For details, see Table 4-12.) Setting 12.20 kbps Table 2-4 Predefined W-CDMA Baseband Signal Configuration Parameter Setting(s) BTS Setup (both ESGs) Filter: RNYQ Chip Rate: 3.
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Using Functions Two ESG Downlink Measurement Setup ESG Family Signal Generators Option 200 Configure ESG 1 1. Press Preset. 2. Press Frequency > 2.14 > GHz then press Amplitude > –80 > dBm. 3. Press Mode > Real-time I/Q BaseBand (if it appears) > CDMA > W-CDMA > BBG Data Clock Ext Int. 4. Press BS Setup. This opens the base station (BS) setup editor. The highlight bar can be moved by rotating the front panel knob or pressing the arrow keys. The following default values are displayed.
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ESG Family Signal Generators Option 200 Using Functions Two ESG Downlink Measurement Setup Configure ESG 2 1. Press Preset. 2. Press Frequency > 2.14 > GHz and then Amplitude > –52 > dBm. 3. Press Mode > Real-time I/Q BaseBand (if it appears) > CDMA > W-CDMA > BBG Data Clock Ext Int. 4. Press BS Setup. This opens the base station (BS) setup editor. The highlight bar can be moved by rotating the front panel knob or pressing the arrow keys. The following default values are displayed.
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Using Functions Two ESG Downlink Measurement Setup ESG Family Signal Generators Option 200 6. Press the Link Control softkey. This opens the Link Control setup editor and a predefined configuration is enabled. Refer to the following table. Table 2-7 Predefined Downlink W-CDMA Physical Layer Configuration Channel 1 2 3 4 2-12 Parameter Setting PhyCH Type PSCH Power −8.30 dB PhyCH Type SSCH Power −8.30 dB Secondary Scramble Code Group 0 PhyCH Type P-CCPCH Power −5.
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ESG Family Signal Generators Option 200 Using Functions Two ESG Downlink Measurement Setup 7. Press the following key sequences to configure the individual channels: a. 2 > Enter > Channel State Off On (Off is now highlighted) b. 4 > Enter > Channel State Off On (Off is now highlighted) c. 1 > Enter > PhyCH Type > DPCH > PhyCH Setup > Power > –10.3 > dB > Data > Edit Item > Transport CH > Slot Format > 11 > Enter > Apply Channel Setup The following figure displays the channel setup. d.
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Using Functions Two ESG Downlink Measurement Setup ESG Family Signal Generators Option 200 Adjust the Relative Power Mapping Once the signal generators are configured as described in the previous steps, follow the steps in this section to perform the relative power mapping procedure. Relative power mapping assures proper channel power levels between the two ESGs and an overall code domain power of 0 dB. For more information, see “Understanding Relative Power Mapping” on page 4 -24. 1.
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ESG Family Signal Generators Option 200 Using Functions Two ESG Downlink Measurement Setup 3. The individual ESG voltage adjustments are made to align the channel voltages between the signal generators by making adjustments to the I/Q voltage scale. While this scales the channels relative to each other, the total sum may be greater or less than 0 dB. To adjust total voltage: a. On ESG 1, highlight the Voltage Other ESG: data field and enter the Voltage This ESG value from ESG 2.
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Using Functions Two ESG Downlink Measurement Setup ESG Family Signal Generators Option 200 Generate the Signal at the RF Output Perform the following steps on both ESGs to generate a signal at the RF outputs. 1. Press W-CDMA Off On. On is now highlighted and the WCDMA and I/Q annunciators are displayed. 2. Press I/Q > I/Q Source > Ext I/Q. This sets the I/Q source to external. 3. Press RF On/Off. The RF ON annunciator is now displayed. 4. Connect the RF OUTPUT of ESG 2 to the RF INPUT of the VSA.
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ESG Family Signal Generators Option 200 Using Functions Two ESG Downlink Measurement Setup The following figure shows the VSA code domain display.
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Using Functions 3GPP W-CDMA User Equipment Performance Tests ESG Family Signal Generators Option 200 3GPP W-CDMA User Equipment Performance Tests This section includes signal generator configurations that will provide a stimulus for bit-error-ratio analysis of user equipment (UE) designs based on the requirements outlined in the 3GPP W-CDMA specification.
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ESG Family Signal Generators Option 200 Using Functions 3GPP W-CDMA User Equipment Performance Tests Required Equipment The following equipment must be calibrated and must perform within the limits of its published specifications.
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Using Functions 3GPP W-CDMA User Equipment Performance Tests ESG Family Signal Generators Option 200 ESG Physical Layer and Transport Layer Configuration The physical layer and transport layer channelizations are configured separately. Physical layer configurations change as required for each individual performance test. The specified channel types and power levels are modified to provide the required stimulus for performing the individual performance specification tests.
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ESG Family Signal Generators Option 200 Using Functions 3GPP W-CDMA User Equipment Performance Tests Reference Sensitivity Level (3G TS 25.101.7.3) This section explains how to complete a reference sensitivity level performance test on your user equipment (UE). It includes a process definition, signal generator configurations, test system connections, abbreviations, an example test procedure and performance test record.
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Using Functions 3GPP W-CDMA User Equipment Performance Tests ESG Family Signal Generators Option 200 Process START Measure BER Performance Does BER Meet Spec? Y Measure BER Performance Decrease Îor Amplitude N Does BER Meet Spec? Repair Y N END KEY UE BER Performance Verification Troubleshoot RSL BER Test ESG Configuration For a connection diagram, see “Two ESG Downlink Measurement Setup” on page 2-6.
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ESG Family Signal Generators Option 200 Using Functions 3GPP W-CDMA User Equipment Performance Tests Table 2-8 RSL Physical Layer Configuration ESG # Channel # ESG 1 Channel 1 Parameter Setting PhyCH Type PSCH Power −8.3 dB PhyCH Type SSCH Power −8.3 dB Secondary Scramble Code Grp 0 PhyCH Type P-CCPCH Power −5.3 dB Channel Code 1 (Fixed Value) BCH Data 0000 PhyCH Type CPICH Power −3.3 dB Channel Code 0 (Fixed Value) PhyCH Type DPCH Power −10.
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Using Functions 3GPP W-CDMA User Equipment Performance Tests ESG Family Signal Generators Option 200 Table 2-9 RSL Transport Layer Configuration Parameter Reference Measurement Setup1 1 Setting 12.2 kbps (ESG 2) For details, see Table 4-12. Table 2-10 RSL W-CDMA Baseband Signal Configuration Parameter Setting(s) BS Setup Filter: RNYQ Chip Rate: 3.840000 Mcps Scramble Code: 0 BBG Data Clock Ext Phase Polarity Normal Two Box Setup (Relative Power Mapping) Enter values as required.
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ESG Family Signal Generators Option 200 Using Functions 3GPP W-CDMA User Equipment Performance Tests Example Test Procedure Follow this example procedure to perform a 3GPP W-CDMA reference level sensitivity test on your UE. Complete the subsections of this procedure sequentially, in the order in which they appear in this document. Subsection 1. Equipment Setup and Preliminary BER Verification Complete the following steps to connect the equipment and perform a BER verification test on your UE.
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Using Functions 3GPP W-CDMA User Equipment Performance Tests ESG Family Signal Generators Option 200 At this point, the controller must configure the UE into a test mode. With the UE operating in test mode, the controller assigns the UE a dedicated physical channel on which to receive and demodulate the transmitted data. 3. Measure the Bit Error Ratio (BER) of the data received by the UE on RMC 12.2 kbps (25.101 V3.3).
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ESG Family Signal Generators Option 200 Using Functions 3GPP W-CDMA User Equipment Performance Tests Example Test Record Use the following table to record the data from the RSL performance test. Table 2-12 RSL Performance Test Record Verification BER Value Minimum Amplitude BER Value Specification Limitations PASS/FAIL Status BER ≤ 0.
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Using Functions 3GPP W-CDMA User Equipment Performance Tests ESG Family Signal Generators Option 200 Maximum Input Level (3G TS 25.101.7.4) This section explains how to complete a maximum input level performance test on your user equipment (UE). It includes a process definition, signal generator configurations, test system connections, abbreviations, an example test procedure and performance test record.
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ESG Family Signal Generators Option 200 Using Functions 3GPP W-CDMA User Equipment Performance Tests Process START Measure BER Performance Does BER Meet Spec? Y Measure BER Performance Increase Îor Amplitude N Does BER Meet Spec? Repair Y N Troubleshoot END KEY UE BER Performance Verification MIL BER Test ESG Configuration For a connection diagram, see “Two ESG Downlink Measurement Setup” on page 2-6.
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Using Functions 3GPP W-CDMA User Equipment Performance Tests ESG Family Signal Generators Option 200 Table 2-13 MIL Physical Layer Configuration ESG # Channel # ESG 1 Channel 1 ESG 1 Channel 2 ESG 1 Channel 3 ESG 1 Channel 4 ESG 2 Channel 1 ESG 2 Channel 2 ESG 2 Channel 3 ESG 2 Channel 4 2-30 Parameter Setting PhyCH Type PSCH Power −15.0 dB PhyCH Type SSCH Power −15.0 dB Secondary Scramble Code Grp 0 PhyCH Type P-CCPCH Power −12.
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ESG Family Signal Generators Option 200 Using Functions 3GPP W-CDMA User Equipment Performance Tests Table 2-14 MIL Transport Layer Configuration Parameter Reference Measurement Setup1 1 Setting 12.2 kbps For details, see Table 4-12. Table 2-15 MIL W-CDMA Baseband Signal Configuration Parameter Setting(s) BS Setup Filter: RNYQ Chip Rate: 3.840000 Mcps Scramble Code: 0 BBG Data Clock Ext Phase Polarity Normal Two Box Setup (Relative Power Mapping) Enter values as required.
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Using Functions 3GPP W-CDMA User Equipment Performance Tests ESG Family Signal Generators Option 200 Example Test Procedure Follow this example procedure to perform a 3GPP W-CDMA maximum input level test on your UE. Complete the subsections of this procedure sequentially, in the order in which they appear in this document. Subsection 1. Equipment Setup and Preliminary BER Verification Complete the following steps to connect the equipment and perform a BER verification test on your UE.
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ESG Family Signal Generators Option 200 Using Functions 3GPP W-CDMA User Equipment Performance Tests At this point, the controller must configure the UE into a test mode. With the UE operating in test mode, the controller assigns the UE a dedicated physical channel on which to receive and demodulate the transmitted data. 3. Measure the Bit Error Ratio (BER) of the data received by the UE on RMC 12.2 kbps (25.101 V3.3).
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Using Functions 3GPP W-CDMA User Equipment Performance Tests ESG Family Signal Generators Option 200 Example Test Record Use the following table to record the data from the MIL performance test. Table 2-17 MIL Performance Test Record Verification BER Value Maximum Amplitude BER Value Specification Limitations PASS/FAIL Status BER ≤ 0.
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ESG Family Signal Generators Option 200 Using Functions 3GPP W-CDMA User Equipment Performance Tests Adjacent Channel Selectivity (3G TS 25.101.7.5) This section explains how to complete an adjacent channel selectivity performance test on your user equipment (UE). It includes a process definition, signal generator configuration, test system connections, abbreviations, an example test procedure and performance test record.
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Using Functions 3GPP W-CDMA User Equipment Performance Tests ESG Family Signal Generators Option 200 Process START Measure BER Performance Does BER Meet Spec? Y Measure BER Performance Introduce ACS Interferer N Repair Does BER Meet Spec? Y N END KEY Troubleshoot UE BER Performance Verification ACS BER Test ESG Configuration For a connection diagram, see “Two ESG Downlink Measurement Setup” on page 2-6.
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ESG Family Signal Generators Option 200 Using Functions 3GPP W-CDMA User Equipment Performance Tests Table 2-18 ACS Physical Layer Configuration ESG # Channel # ESG 1 Channel 1 Parameter Setting PhyCH Type PSCH Power −8.3 dB PhyCH Type SSCH Power −8.3 dB Secondary Scramble Code Grp 0 PhyCH Type P-CCPCH Power −5.3 dB Channel Code 1 (Fixed Value) BCH Data 0000 PhyCH Type CPICH Power −3.3 dB Channel Code 0 (Fixed Value) PhyCH Type DPCH Power −10.
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Using Functions 3GPP W-CDMA User Equipment Performance Tests ESG Family Signal Generators Option 200 Table 2-19 ACS Transport Layer Configuration Parameter Reference Measurement Setup1 1 Setting 12.2 kbps (ESG 2) For details, see Table 4-12. Table 2-20 ACS W-CDMA Baseband Signal Configuration Parameter Setting(s) BS Setup Filter: RNYQ Chip Rate: 3.840000 Mcps Scramble Code: 0 BBG Data Clock Ext Phase Polarity Normal Two Box Setup (Relative Power Mapping) Enter values as required.
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ESG Family Signal Generators Option 200 Using Functions 3GPP W-CDMA User Equipment Performance Tests Example Test Procedure Follow this example procedure to perform a 3GPP W-CDMA adjacent channel selectivity test on your UE. Complete the subsections of this procedure sequentially, in the order in which they appear in this document. Subsection 1. Equipment Setup and Preliminary BER Verification Complete the following steps to connect the equipment and perform a BER verification test on your UE.
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Using Functions 3GPP W-CDMA User Equipment Performance Tests ESG Family Signal Generators Option 200 At this point, the controller must configure the UE into a test mode. With the UE operating in test mode, the controller assigns the UE a dedicated physical channel on which to receive and demodulate the transmitted data. 3. Measure the Bit Error Ratio (BER) of the data received by the UE on RMC 12.2 kbps (25.101 V3.3).
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ESG Family Signal Generators Option 200 Using Functions 3GPP W-CDMA User Equipment Performance Tests 2. Adjust the amplitude of Îor to the required value. In accordance with the 3GPP specification, adjust the amplitude of Îor to −92.7 dBm. On ESG 1: Press Amplitude > −92.7 > dBm. 3. Introduce the adjacent channel (Ioac) waveform. The adjacent channel stimulus is made available at the RF output of ESG 2.
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Using Functions 3GPP W-CDMA User Equipment Performance Tests ESG Family Signal Generators Option 200 Blocking Characteristics (3G TS 25.101.7.6) This section explains how to complete a blocking characteristics performance test on your user equipment (UE). It includes a process definition, signal generator configurations, test system connections, abbreviations, an example test procedure and performance test record.
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ESG Family Signal Generators Option 200 Using Functions 3GPP W-CDMA User Equipment Performance Tests Process In-Band Blocking Characteristics START Measure & Record BER Performance Does BER Meet Spec? Y Introduce 10 MHz Offset In-Band Interferer Measure & Record BER Performance Introduce 15 MHz Offset In-Band Interferer Measure & Record BER Performance N Repair Do BERs Meet Spec? Y N Troubleshoot END KEY UE BER Performance Verification In-Band BER Test Fully Coded 3GPP W-CDMA Personality
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Using Functions 3GPP W-CDMA User Equipment Performance Tests Out-of-Band Blocking Characteristics START Measure & Record BER Performance ESG Family Signal Generators Option 200 Does BER Meet Spec? Y Introduce Negative Offset Band 1 Interferer Measure & Record BER Performance Introduce Positive Offset Band 1 Interferer Measure & Record BER Performance Introduce Negative Offset Band 2 Interferer Measure & Record BER Performance Introduce Positive Offset Band 2 Interferer Measure & Record BER Per
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ESG Family Signal Generators Option 200 Using Functions 3GPP W-CDMA User Equipment Performance Tests ESG Configuration For a connection diagram, see “Two ESG Downlink Measurement Setup” on page 2-6. Configure the signal generators by using the front panel hardkeys and softkeys (or the appropriate SCPI commands) to enter the values listed in Table 2-23, Table 2-24, Table 2-25, and Table 2-26. NOTE Enter values on both signal generators, unless otherwise noted.
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Using Functions 3GPP W-CDMA User Equipment Performance Tests ESG Family Signal Generators Option 200 Table 2-23 Blocking Characteristics Physical Layer Configuration ESG # Channel # ESG 1 Channel 1 Setting PhyCH Type PSCH Power −8.3 dB PhyCH Type SSCH Power −8.3 dB Secondary Scramble Code Grp 0 PhyCH Type P-CCPCH Power −5.3 dB Channel Code 1 (Fixed Value) BCH Data 0000 PhyCH Type CPICH Power −3.3 dB Channel Code 0 (Fixed Value) PhyCH Type DPCH Power −10.
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ESG Family Signal Generators Option 200 Using Functions 3GPP W-CDMA User Equipment Performance Tests Table 2-24 Blocking Characteristics Transport Layer Configuration Parameter Reference Measurement Setup1 1 Setting 12.2 kbps (ESG 2) For details, see Table 4-12. Table 2-25 Blocking Characteristics W-CDMA Baseband Signal Configuration Parameter Setting(s) BS Setup Filter: RNYQ Chip Rate: 3.
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Using Functions 3GPP W-CDMA User Equipment Performance Tests ESG Family Signal Generators Option 200 Example Test Procedure Follow this example procedure to perform a 3GPP W-CDMA blocking characteristics test on your UE. Complete the subsections of this procedure sequentially, in the order in which they appear in this document. Subsection 1. Equipment Setup and Preliminary BER Verification Complete the following steps to connect the equipment and perform a BER verification test on your UE.
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ESG Family Signal Generators Option 200 Using Functions 3GPP W-CDMA User Equipment Performance Tests At this point, the controller must configure the UE into a test mode. With the UE operating in test mode, the controller assigns the UE a dedicated physical channel on which to receive and demodulate the transmitted data. 3. Measure the Bit Error Ratio (BER) of the data received by the UE on RMC 12.2 kbps (25.101 V3.3).
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Using Functions 3GPP W-CDMA User Equipment Performance Tests ESG Family Signal Generators Option 200 2. Adjust the amplitude of Îor to the required value. In accordance with the 3GPP specification, adjust the amplitude of Îor to −92.7 dBm. On ESG 1: Press Amplitude > −92.7 > dBm. 3. Introduce the 10 MHz offset in-band interferer (Iblocking). The first in-band interfering stimulus is made available at the RF output of ESG 2.
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ESG Family Signal Generators Option 200 Using Functions 3GPP W-CDMA User Equipment Performance Tests 9. In Table 2-27, compare both the BER values recorded in columns “10 MHz Offset Interferer BER Value” and “15 MHz Offset Interferer BER Value” to the allowable values in the column titled, “Specification Limitations” (both values must be within the allowable specification for a PASS status). Record the status of the UE as PASS or FAIL in the column titled, “PASS/FAIL Status.” Subsection 3.
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Using Functions 3GPP W-CDMA User Equipment Performance Tests ESG Family Signal Generators Option 200 On ESG 2: a. Press Frequency and enter a value between 2185 MHz and 2230 MHz to set the carrier frequency of the band 1 positive frequency offset CW interferer. b. Press Amplitude > −44 > dBm to set the amplitude of the band 1 positive frequency offset CW interferer. c. Press RF On/Off until the RF ON annunciator is displayed on ESG 2 to activate the RF output. 5.
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ESG Family Signal Generators Option 200 Using Functions 3GPP W-CDMA User Equipment Performance Tests 3. In Table 2-29, record the measured BER value in the column titled, “Negative Frequency Offset Interferer BER Value.” 4. Introduce the positive frequency offset CW interferer for band 2. The band 2 positive frequency offset interfering stimulus is made available at the RF output of ESG 2.
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Using Functions 3GPP W-CDMA User Equipment Performance Tests ESG Family Signal Generators Option 200 The amplitude of Iblocking is −15 dBm. On ESG 2: a. Press Frequency and enter a value between 1 MHz and 2025 MHz to set the carrier frequency of the band 3 negative frequency offset CW interferer. b. Press Amplitude > −15 > dBm to set the amplitude of the band 3 negative frequency offset CW interferer. c. Press RF On/Off until the RF ON annunciator is displayed on ESG 2 to activate the RF output. 2.
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ESG Family Signal Generators Option 200 Using Functions 3GPP W-CDMA User Equipment Performance Tests Figure 2-9. Out-of-Band Band 3 Blocking Characteristics Measurements Equipment Setup 2 5. Measure the BER of the data received by the UE on RMC 12.2 kbps (25.101 V3.3) in the presence of the positive frequency offset interferer for band 3.
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Using Functions 3GPP W-CDMA User Equipment Performance Tests ESG Family Signal Generators Option 200 Example Test Record Use the following tables to record the data from the blocking characteristics performance test. Table 2-27 In-Band Blocking Characteristics Performance Test Record Verification BER Value 10 MHz Offset Interferer BER Value 15 MHz Offset Interferer BER Value Specification Limitations PASS/FAIL Status BER ≤ 0.
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ESG Family Signal Generators Option 200 Using Functions 3GPP W-CDMA User Equipment Performance Tests Spurious Response (3G TS 25.101.7.7) This section explains how to complete a spurious response performance test on your user equipment (UE). It includes a process definition, signal generator configurations, test system connections, abbreviations, an example test procedure and performance test record.
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Using Functions 3GPP W-CDMA User Equipment Performance Tests ESG Family Signal Generators Option 200 Process START Measure & Record BER Performance Does BER Meet Spec? Y Introduce First Spurious Interferer Measure & Record BER Performance Introduce Second Spurious Interferer Measure & Record BER Performance Introduce Third Spurious Interferer Measure & Record BER Performance N Repair Troubleshoot Do BERs Meet Spec? Y KEY END N UE BER Performance Verification Spurious Interferers BER Test
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ESG Family Signal Generators Option 200 Using Functions 3GPP W-CDMA User Equipment Performance Tests Table 2-31 Spurious Response Physical Layer Configuration ESG # Channel # ESG 1 Channel 1 Parameter Setting PhyCH Type PSCH Power −8.3 dB PhyCH Type SSCH Power −8.3 dB Secondary Scramble Code Grp 0 PhyCH Type P-CCPCH Power −5.3 dB Channel Code 1 (Fixed Value) BCH Data 0000 PhyCH Type CPICH Power −3.3 dB Channel Code 0 (Fixed Value) PhyCH Type DPCH Power −10.
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Using Functions 3GPP W-CDMA User Equipment Performance Tests ESG Family Signal Generators Option 200 Table 2-32 Spurious Response Transport Layer Configuration Parameter Reference Measurement Setup1 1 Setting 12.2 kbps (ESG 2) For details, see Table 4-12. Table 2-33 Spurious Response W-CDMA Baseband Signal Configuration Parameter Setting(s) BS Setup Filter: RNYQ Chip Rate: 3.
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ESG Family Signal Generators Option 200 Using Functions 3GPP W-CDMA User Equipment Performance Tests Example Test Procedure Follow this example procedure to perform a 3GPP W-CDMA spurious response test on your UE. Complete the subsections of this procedure sequentially, in the order in which they appear in this document. Subsection 1. Equipment Setup and Preliminary BER Verification Complete the following steps to connect the equipment and perform a BER verification test on your UE.
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Using Functions 3GPP W-CDMA User Equipment Performance Tests ESG Family Signal Generators Option 200 At this point, the controller must configure the UE into a test mode. With the UE operating in test mode, the controller assigns the UE a dedicated physical channel on which to receive and demodulate the transmitted data. 3. Measure the Bit Error Ratio (BER) of the data received by the UE on RMC 12.2 kbps (25.101 V3.3).
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ESG Family Signal Generators Option 200 Using Functions 3GPP W-CDMA User Equipment Performance Tests 2. Adjust the amplitude of Îor to the required value. In accordance with the 3GPP specification, adjust the amplitude of Îor to −103.7 dBm. On ESG 1: Press Amplitude > −103.7 > dBm. 3. Introduce the first spurious response (Iblocking) stimulus. Iblocking is made available at the RF output of ESG 2. In accordance with the 3GPP W-CDMA RF specification, the amplitude of Iblocking is −44 dBm.
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Using Functions 3GPP W-CDMA User Equipment Performance Tests ESG Family Signal Generators Option 200 11. Compare all three recorded BER values (the 1st, 2nd, and 3rd spurious BER values must be within the allowable specification for a PASS status) to the allowable values in the column titled, “Specification Limitations” and record the status of the UE as PASS or FAIL in the column titled, “PASS/FAIL Status.
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ESG Family Signal Generators Option 200 Using Functions 3GPP W-CDMA User Equipment Performance Tests Intermodulation Characteristics (3G TS 25.101.7.8) This section explains how to complete an intermodulation response rejection performance test on your user equipment (UE). It includes a process definition, signal generator configurations, test system connections, abbreviations, an example test procedure and performance test record.
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Using Functions 3GPP W-CDMA User Equipment Performance Tests ESG Family Signal Generators Option 200 Process START Measure & Record BER Performance Does BER Meet Spec? Y Introduce Negative Offset IRR Interferers Measure & Record BER Performance Y Introduce Positive Offset IRR Interferers Measure & Record BER Performance N Does BER Meet Spec? Repair N Troubleshoot Does BER Meet Spec? Y KEY END N UE BER Performance Verification Negative Interferers BER Test Positive Interferers BER Test E
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ESG Family Signal Generators Option 200 Using Functions 3GPP W-CDMA User Equipment Performance Tests Table 2-36 IRR Physical Layer Configuration ESG # Channel # ESG 1 Channel 1 Parameter Setting PhyCH Type PSCH Power −8.3 dB PhyCH Type SSCH Power −8.3 dB Secondary Scramble Code Grp 0 PhyCH Type P-CCPCH Power −5.3 dB Channel Code 1 (Fixed Value) BCH Data 0000 PhyCH Type CPICH Power −3.3 dB Channel Code 0 (Fixed Value) PhyCH Type DPCH Power −10.
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Using Functions 3GPP W-CDMA User Equipment Performance Tests ESG Family Signal Generators Option 200 Table 2-37 IRR Transport Layer Configuration Parameter Reference Measurement Setup1 1 Setting 12.2 kbps (ESG 2) For details, see Table 4-12. Table 2-38 IRR W-CDMA Baseband Signal Configuration Parameter Setting(s) BS Setup Filter: RNYQ Chip Rate: 3.840000 Mcps Scramble Code: 0 BBG Data Clock Ext Phase Polarity Normal Two Box Setup (Relative Power Mapping) Enter values as required.
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ESG Family Signal Generators Option 200 Using Functions 3GPP W-CDMA User Equipment Performance Tests Example Test Procedure Follow this example procedure to perform a 3GPP W-CDMA intermodulation response rejection test on your UE. Perform the procedures in the subsections sequentially, in the order in which they appear in this document. Subsection 1. Equipment Setup and Preliminary BER Verification Complete the following steps to connect the equipment and perform a BER verification test on your UE.
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Using Functions 3GPP W-CDMA User Equipment Performance Tests ESG Family Signal Generators Option 200 At this point, the controller must configure the UE into a test mode. With the UE operating in test mode, the controller assigns the UE a dedicated physical channel on which to receive and demodulate the transmitted data. 3. Measure the Bit Error Ratio (BER) of the data received by the UE on RMC 12.2 kbps (25.101 V3.3).
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ESG Family Signal Generators Option 200 Using Functions 3GPP W-CDMA User Equipment Performance Tests 1. Connect the additional equipment to the test system as shown in Figure 2-13. a. Connect the RF output of ESG 1 to one input of the signal combiner. b. Connect the RF output of ESG 2 to one input of the signal combiner. c. Connect the RF output of the CW source to one input of the signal combiner. d. Connect the signal combiner output to the RF input of the UE. 2.
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Using Functions 3GPP W-CDMA User Equipment Performance Tests ESG Family Signal Generators Option 200 Subsection 3. Positive Frequency Offset Interferers IRR Measurements Complete the following steps to make positive frequency offset measurements on your UE. 1. Introduce the positive frequency offset CW interferer (Iouw1). Iouw1 is made available at the RF output of the CW source.
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ESG Family Signal Generators Option 200 Using Functions 3GPP W-CDMA User Equipment Performance Tests Example Test Record Use the following tables to record the data from the IRR performance test. Table 2-40 Negative Frequency Offset Interferers IRR Measurement Performance Test Record Verification BER Value Negative Frequency Offset Interferers BER Value Specification Limitations PASS/FAIL Status BER ≤ 0.
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Using Functions 3GPP W-CDMA User Equipment Performance Tests ESG Family Signal Generators Option 200 Spurious Emissions (3G TS 25.101.7.9) This section contains a performance test summary and explains how to configure your test system in order to complete a spurious emissions performance test on your user equipment (UE). NOTE Spurious emissions measurements are only available within the specified input frequency limitations of the vector signal analyzer.
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ESG Family Signal Generators Option 200 Using Functions 3GPP W-CDMA User Equipment Performance Tests Figure 2-14 Spurious Emissions Equipment Setup 2. Configure the vector signal analyzer and complete the spurious emissions performance test. See the section titled, “Making the Spectrum Emission Mask Measurement” in “Chapter 3. Making W-CDMA (3GPP) Measurements” of the Agilent Technologies E4406A VSA Series Transmitter Tester W-CDMA Measurement Guide for VSA configurations and performance test procedure.
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Using Functions Uplink Measurement Setup ESG Family Signal Generators Option 200 Uplink Measurement Setup This section will guide you through setting up the ESG and measuring the output using the E4406A VSA Transmitter Tester. This setup provides two 3GPP channels with real-time signal generation capability, which are used to test 3GPP base station (BS) receiver designs.
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ESG Family Signal Generators Option 200 Using Functions Uplink Measurement Setup The following default values are displayed: Filter RNYQ (α = 0.220) EVM Chip Rate 3.840000 Mcps Scrambling Code 0 6. Press Return to reopen the W-CDMA menu. 7. Press the Link Control softkey. This opens the Link Control setup editor and a predefined configuration is enabled. 8. Press Adjust Code Domain Power > Scale To 0dB. Notice that the power levels have changed on each channel.
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Using Functions Uplink Measurement Setup ESG Family Signal Generators Option 200 Press: System > Reference > Freq Ref Int Ext > 10 > MHz > Freq Ref Int Ext Ext is now underscored. 3. Choose the W-CDMA option. Press: Mode > More (1 of 2) > W-CDMA (3GPP) 4. Set the VSA to receive a mobile station signal. Press: Mode Setup > Radio (ensure that MS is underscored) 5. Set the center frequency to 1.950 GHz. Press: FREQUENCY > 1.950 > GHz 6. Select the code domain measurement.
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ESG Family Signal Generators Option 200 Using Functions 3GPP W-CDMA Base Station Performance Testing 3GPP W-CDMA Base Station Performance Testing This section includes signal generator configurations that will provide a stimulus for bit-error-ratio analysis of base station (BS) designs based on the requirements outlined in the 3GPP W-CDMA specification.
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Using Functions 3GPP W-CDMA Base Station Performance Testing ESG Family Signal Generators Option 200 ESG Physical Layer and Transport Layer Configuration The physical layer and transport layer are configured separately. Physical layer configurations change as required by each individual performance test. The specified channel types and power levels are modified to provide the required stimulus for performing the individual performance specification tests.
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ESG Family Signal Generators Option 200 Using Functions 3GPP W-CDMA Base Station Performance Testing Reference Sensitivity Level (3G TS 25.141.7.2) This section explains how to configure your test system, including signal generator settings and test system connections, in order to complete a reference sensitivity level performance test on your base station (BS). It includes an example performance test procedure and performance test record.
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Using Functions 3GPP W-CDMA Base Station Performance Testing ESG Family Signal Generators Option 200 ESG Configuration This test can be performed using the default uplink W-CDMA parameter settings with the exceptions of setting Frequency, Amplitude, Channel State, RF On/Off, and Mod On/Off. Configure the signal generators by using the front panel hardkeys and softkeys (or the appropriate SCPI commands) to enter the values listed in Table 2-42 and Table 2-43.
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ESG Family Signal Generators Option 200 Using Functions 3GPP W-CDMA Base Station Performance Testing Table 2-43 RSL Transport Layer, Baseband, and RF Carrier Configuration Transport Layer Parameter Setting Ref Measure Setup 12.2 kbps Data PN9 W-CDMA Baseband Signal Parameter Setting UE Setup Filter: RNYQ (α=0.220)EVM Chip Rate: 3.
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Using Functions 3GPP W-CDMA Base Station Performance Testing ESG Family Signal Generators Option 200 Example Test Procedure Follow this example procedure to perform a 3GPP W-CDMA reference sensitivity level test on your BS. Perform the procedures in the subsections sequentially, in the order in which they appear in this document. Subsection 1. Equipment Setup and Preliminary BER Verification Complete the following steps to connect the equipment and perform a BER verification test on your BS.
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ESG Family Signal Generators Option 200 Using Functions 3GPP W-CDMA Base Station Performance Testing • If the measured value is outside the limits, determine the cause of failure and repair the BS. After repair, return to Step 1 of this subsection. Subsection 2. Reference Sensitivity Level Measurement Complete the following steps to make a reference sensitivity level measurement on your BS. 1. Decrease the amplitude of the W-CDMA stimulus.
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Using Functions 3GPP W-CDMA Base Station Performance Testing ESG Family Signal Generators Option 200 Dynamic Range (3G TS 25.141.7.3) This section explains how to configure your test system, including signal generator settings and test system connections, in order to complete a dynamic range performance test on your base station (BS). It includes an example performance test procedure and performance test record.
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ESG Family Signal Generators Option 200 Using Functions 3GPP W-CDMA Base Station Performance Testing ESG Configuration This test can be performed using the default uplink W-CDMA parameter settings with the exceptions of setting Frequency, Amplitude, Channel State, RF On/Off, and Mod On/Off. Configure the signal generators by using the front panel hardkeys and softkeys (or the appropriate SCPI commands) to enter the values listed in Table 2-45 and Table 2-46.
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Using Functions 3GPP W-CDMA Base Station Performance Testing ESG Family Signal Generators Option 200 Table 2-46 Dynamic Range Transport Layer, Baseband, and RF Carrier Configuration Transport Layer Parameter Setting Ref Measure Setup 12.2 kbps Data PN9 W-CDMA Baseband Signal Parameter Setting UE Setup Filter: RNYQ(α=0.220)EVM Chip Rate: 3.840000 Mcps Scrambling Code: 0 BBG Data Clock Int1 Phase Polarity Normal W-CDMA Off/On On W-CDMA RF Carrier Parameter Setting Frequency 1950.
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ESG Family Signal Generators Option 200 Using Functions 3GPP W-CDMA Base Station Performance Testing Example Test Procedure Follow this example procedure to perform a 3GPP W-CDMA dynamic range test on your BS. Perform the procedures in the subsections sequentially, in the order in which they appear in this document. Subsection 1. Equipment Setup and Preliminary BER Verification Complete the following steps to connect the equipment and perform a BER verification test on your BS.
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Using Functions 3GPP W-CDMA Base Station Performance Testing ESG Family Signal Generators Option 200 4. Compare the measured BER value in the column titled, “Verification BER Value” with the limits from the column titled, “Specification Limitations.” • If the measured value is within the limits, continue to subsection 2. • If the measured value is outside the limits, determine the cause of failure and repair the BS. After repair, return to Step 1 of this subsection. Subsection 2.
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ESG Family Signal Generators Option 200 Using Functions 3GPP W-CDMA Base Station Performance Testing Adjacent Channel Selectivity (3G TS 25.141.7.4) This section explains how to configure your test system, including signal generator settings and test system connections, in order to complete an adjacent channel selectivity performance test on your base station (BS). It includes an example performance test procedure and performance test record.
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Using Functions 3GPP W-CDMA Base Station Performance Testing ESG Family Signal Generators Option 200 ESG Configuration This test can be performed using the default uplink W-CDMA parameter settings with the exceptions of setting Frequency, Amplitude, Channel State, RF On/Off, and Mod On/Off. Configure the signal generators by using the front panel hardkeys and softkeys (or the appropriate SCPI commands) to enter the values listed in Table 2-48 and Table 2-49.
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ESG Family Signal Generators Option 200 Using Functions 3GPP W-CDMA Base Station Performance Testing Table 2-49 ACS Transport Layer, Baseband, and RF Carrier Configuration Transport Layer Parameter Setting Ref Measure Setup 12.2 kbps Data PN9 W-CDMA Baseband Signal Parameter Setting UE Setup Filter: RNYQ(α=0.220)EVM Chip Rate: 3.
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Using Functions 3GPP W-CDMA Base Station Performance Testing ESG Family Signal Generators Option 200 Example Test Procedure Follow this example procedure to perform a 3GPP W-CDMA adjacent channel selectivity test on your BS. Perform the procedures in the subsections sequentially, in the order in which they appear in this document. Subsection 1. Equipment Setup and Preliminary BER Verification Complete the following steps to connect the equipment and perform a BER verification test on your BS.
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ESG Family Signal Generators Option 200 Using Functions 3GPP W-CDMA Base Station Performance Testing 4. Compare the measured BER value in the column titled, “Verification BER Value” with the limits from the column titled, “Specification Limitations.” • If the measured value is within the limits, continue to subsection 2. • If the measured value is outside the limits, determine the cause of failure and repair the BS. After repair, return to Step 1 of this subsection. Subsection 2.
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Using Functions 3GPP W-CDMA Base Station Performance Testing ESG Family Signal Generators Option 200 Blocking Characteristics (3G TS 25.141.7.5) This section explains how to configure your test system, including signal generator settings and test system connections, in order to complete a blocking characteristics performance test on your base station (BS). It includes an example performance test procedure and performance test record.
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ESG Family Signal Generators Option 200 Using Functions 3GPP W-CDMA Base Station Performance Testing Process Fully Coded 3GPP W-CDMA Personality User’s and Programming Guide 2-97
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Using Functions 3GPP W-CDMA Base Station Performance Testing ESG Family Signal Generators Option 200 ESG Configuration Performance tests can be done with the default settings with the exceptions of setting Frequency, Amplitude, Channel State, RF On/Off, and Mod On/Off. Configure the signal generators by using the front panel hardkeys and softkeys (or the appropriate SCPI commands) to enter the values listed in Table 2-51 and Table 2-52.
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ESG Family Signal Generators Option 200 Using Functions 3GPP W-CDMA Base Station Performance Testing Table 2-52 Blocking Characteristics Transport Layer, Baseband, and RF Carrier Configuration Transport Layer Parameter Setting Ref Measure Setup 12.2 kbps Data PN9 W-CDMA Baseband Signal Parameter Setting UE Setup Filter: RNYQ(α=0.220)EVM Chip Rate: 3.
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Using Functions 3GPP W-CDMA Base Station Performance Testing ESG Family Signal Generators Option 200 Example Test Procedure Follow this example procedure to perform a 3GPP W-CDMA blocking characteristics test on your BS. Perform the subsections in this procedure sequentially, in the order in which they appear in this document. Subsection 1. Equipment Setup and Preliminary BER Verification Complete the following steps to connect the equipment and perform a BER verification test on your BS.
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ESG Family Signal Generators Option 200 Using Functions 3GPP W-CDMA Base Station Performance Testing 2. Measure the Bit Error Ratio (BER) of the BS. The controller or BER test platform is measuring the bit error ratio of the BS exposed to the RF output of ESG 1 only. This process verifies that the BER of the BS is within specification without the presence of the interfering signal. 3. Record the first BER measurement result in the column titled, “Verification BER Value” in Table 2-53. 4.
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Using Functions 3GPP W-CDMA Base Station Performance Testing ESG Family Signal Generators Option 200 Part A. Modulated Interferer Measurements 1. Introduce the modulated negative frequency offset out-of-band interferer. The out-of-band interfering stimulus is also made available at the RF output of ESG 2. In accordance with the 3GPP W-CDMA RF specification, the center frequency of this interferer must be offset a minimum of 10 MHz below the center frequency of fundamental W-CDMA signal.
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ESG Family Signal Generators Option 200 Using Functions 3GPP W-CDMA Base Station Performance Testing 1. Introduce the negative offset CW out-of-band interferer. The negative offset CW out-of-band interferer is made available at the RF output of the external signal source. The amplitude of this interferer is −15.00 dBm. On the external signal source: a. Set the waveform type to CW. b. Set the RF output frequency to a value between 1 MHz and 1900 MHz. c. Set the RF output amplitude to −15 dBm. d.
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Using Functions 3GPP W-CDMA Base Station Performance Testing ESG Family Signal Generators Option 200 Example Test Record Use the following tables to record the data from the blocking characteristics performance tests. Table 2-53 In-Band Measurement Blocking Characteristics Performance Test Record Verification BER Value 10 MHz Offset Interferer BER Value Specification Limitations PASS/FAIL Status BER ≤ 0.
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ESG Family Signal Generators Option 200 Using Functions 3GPP W-CDMA Base Station Performance Testing Intermodulation Response Rejection (3G TS 25.141.7.6) This section explains how to configure your test system, including signal generator settings and test system connections, in order to complete an intermodulation response rejection performance test on your base station (BS). It includes an example performance test procedure and performance test record.
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Using Functions 3GPP W-CDMA Base Station Performance Testing ESG Family Signal Generators Option 200 Process 2-106 Fully Coded 3GPP W-CDMA Personality User’s and Programming Guide
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ESG Family Signal Generators Option 200 Using Functions 3GPP W-CDMA Base Station Performance Testing ESG Configuration This test can be performed using the default uplink W-CDMA parameter settings with the exceptions of setting Frequency, Amplitude, Channel State, RF On/Off, and Mod On/Off. To configure the signal generators, use the front panel hardkeys and softkeys (or the appropriate SCPI commands) to enter the values listed in Table 2-56 and Table 2-57.
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Using Functions 3GPP W-CDMA Base Station Performance Testing ESG Family Signal Generators Option 200 Table 2-57 IRR Transport Layer, Baseband, and RF Carrier Configuration Transport Layer Parameter Setting Ref Measure Setup 12.2 kbps Data PN9 W-CDMA Signal Parameter Setting UE Setup Filter: RNYQ(α=0.220)EVM Chip Rate: 3.
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ESG Family Signal Generators Option 200 Using Functions 3GPP W-CDMA Base Station Performance Testing Example Test Procedure Follow this example procedure to perform a 3GPP W-CDMA intermodulation response rejection test on your BS. Perform the subsections in this procedure sequentially, in the order they appear in this document. Subsection 1. Equipment Setup and Preliminary BER Verification Complete the following steps to connect the equipment and perform a BER verification test on your BS.
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Using Functions 3GPP W-CDMA Base Station Performance Testing ESG Family Signal Generators Option 200 2. Measure the Bit Error Ratio (BER) of the BS. The controller or BER test platform is measuring the bit error ratio of the BS exposed to the RF output of ESG 1 only. This process verifies that the BER of the BS is within specification without the intermodulation products generated by the CW and modulated interferers. 3.
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ESG Family Signal Generators Option 200 Using Functions 3GPP W-CDMA Base Station Performance Testing 4. Record the BER measurement results for the negative frequency offset interferers measurement in the column titled, “Negative Frequency Offset Interferers BER Value” in Table 2-58. Subsection 3. Positive Frequency Offset Interferers Measurements Complete the following steps to make positive frequency offset interferer IRR measurements on your BS. 1.
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Using Functions 3GPP W-CDMA Base Station Performance Testing ESG Family Signal Generators Option 200 Spurious Emissions (3G TS 25.141.7.7) This section contains a performance test summary and explains how to configure your test system in order to complete an spurious emissions performance test on your base station (BS). NOTE Spurious emissions measurements are only available within the specified input frequency limitations of the microwave spectrum analyzer.
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ESG Family Signal Generators Option 200 Using Functions 3GPP W-CDMA Base Station Performance Testing Example Test Procedure Follow this example procedure to perform 3GPP W-CDMA spurious emissions performance test on your BS. Figure 2-21. Spurious Emissions Equipment Setup 1. Connect the equipment as shown in Figure 2-21. 2. Configure the E4440A performance spectrum analyzer. (For additional information, refer to the E4440A performance spectrum analyzer measurement guide.) 3.
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Using Functions 3GPP W-CDMA Base Station Performance Testing ESG Family Signal Generators Option 200 Example Test Record Use the following table to record the data from the spurious emissions performance test. Table 2-59 Spurious Emissions Performance Test Record Frequency Range Measurement Value Specification Limitations 1920 to 1980 MHz −78 dBm/3.840 MHz 9 kHz to 1 GHz −57 dBm/100 kHz 1 GHz to 12.75 GHz1 −47 dBm/1 MHz PASS/FAIL Status 1With the exception of frequencies lower than 12.
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ESG Family Signal Generators Option 200 Using Functions Troubleshooting Troubleshooting Use the following checklists to help troubleshoot problems with Option 200. NOTE In some cases, the ESG may allow invalid channel coding settings without reporting an error. If you experience problems, ensure that the setting of the ESG(s) conform to the 3GPP Technical Specification.
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Using Functions Troubleshooting ESG Family Signal Generators Option 200 ❏ ESG RF power may need to be increased (for example, –30 dBm). ❏ Power of other coded channels may need to be decreased. ❏ ESG carrier signal power is higher than the receiver’s noise floor. (Increase the ESG carrier signal power level if the signal cannot be seen on the transmitter tester.
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ESG Family Signal Generators Option 200 3 Softkey Reference This chapter lists, in alphanumeric order, the softkeys and associated data fields available with Option 200. Navigate among the data field entries using the front panel knob or the arrow keys. For the SCPI commands that duplicate some of these softkeys remotely, see Chapter 5 , “Remote Programming and Examples.” To access the Option 200 softkeys use the front panel Mode key.
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Softkey Reference Symbols ESG Family Signal Generators Option 200 Symbols # of Blocks This field sets the number of blocks transmitted by the active transport (DCH) channel.
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ESG Family Signal Generators Option 200 Softkey Reference Numerics Numerics 1/2 Conv This key sets a one-half rate convolutional encoder, used for coding each transport channel selected for uplink physical channel #2.
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Softkey Reference Numerics ESG Family Signal Generators Option 200 20 msec This key sets the frame clock interval to 20 milliseconds for the uplink synchronization signal setup. Softkey Location (Uplink): Mode > CDMA > W-CDMA > Link Up > Uplink Sync Setup > Signal Setup > Frame Clock Interval > 20 msec 40 msec This key sets the frame clock interval to 40 milliseconds for the uplink synchronization signal setup.
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ESG Family Signal Generators Option 200 Softkey Reference A A Abort Channel Setup This key immediately stops the channel-coding generation process that was initiated after pressing the Apply Channel Setup softkey. This key is valid for uplink only.
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Softkey Reference A ESG Family Signal Generators Option 200 Adjust Code Domain Power This key accesses a menu in which you can adjust the code domain power. Select the Equal Powers or Scale to 0 dB softkey from the list displayed to set the code domain power level. This key is valid only for a one-box configuration.
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ESG Family Signal Generators Option 200 Softkey Reference A AMR 12.2 (25.944 v3.3) This key selects the adaptive multirate (AMR) 12.2 kbps reference measurement test setup. Softkey Location (Downlink): Mode > CDMA > W-CDMA > Link Control > 1, 2, 3, or 4 > PhyCH Type > DPCH > Ref Measure Setup > AMR 12.2 (25.944 v3.3) AMR 12.2 kbps This key selects the adaptive multirate (AMR) 12.2 kbps reference measurement test setup.
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Softkey Reference A ESG Family Signal Generators Option 200 Bit Errors Menu This key applies the adjusted values of bit errors to the current file. From this menu you can enter bit errors as a numeric value or as a percentage or the total bit count and apply these to the selected file.
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ESG Family Signal Generators Option 200 Softkey Reference A Apply Channel Setup This key initiates the data coding process for the physical and transport channel’s user-defined parameters. Upon pressing this key, the required calculations are made and data is generated. The time taken is dependent on the physical and transport channel configurations. This key appears in several locations.
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Softkey Reference B ESG Family Signal Generators Option 200 B BBG Data Clock Setup This key displays a menu from which you can select the baseband generator (BBG) data clock source and a multiplier for the external clock. Softkey Location (Uplink): Mode > CDMA > W-CDMA > Link Up > BBG Data Clock Setup BBG Data Clock Ext Int This key selects the baseband generator (BBG) data clock source. The choices are external (Ext) or internal (Int).
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ESG Family Signal Generators Option 200 Softkey Reference B BER This field displays the bit error rate (BER) to be inserted into the selected transport channel data. The value entered into this field is valid only when the Err Insert field is set to BER. The errors are applied to transport channel data when the Apply Channel Setup softkey is pressed.
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Softkey Reference B ESG Family Signal Generators Option 200 Beta This field displays the signaling value for the amplitude ratio. The value of the Power field is re-calculated when the value is set in this field. If the value of the Power field is directly set, the value of this field becomes invalid and “-” is displayed.
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ESG Family Signal Generators Option 200 Softkey Reference B Bit Errors (percent value) This key allows you to enter bit errors into the selected file as a percentage of the total bit count. The percentage of bit errors is displayed in the active entry area of the Bit File Editor display. These errors are applied to the selected file when the Apply Bit Errors softkey is pressed. When the percent value changes, the bit error numeric value is automatically adjusted to reflect the number of bit errors.
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Softkey Reference B ESG Family Signal Generators Option 200 Bits/Frame This field is not user-defined. The value cannot be changed and the field is grayed-out. The field displays the bits per frame for the fully coded transport channel and is automatically updated from calculated transport channel parameters and the Ref Measurement Setup test rate selection.
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ESG Family Signal Generators Option 200 Softkey Reference B BLER This field displays the block error rate (BLER) in bits, selected for the transport channel data. The value entered into this field is valid only when the Err Insert field is set to BLER. The errors are applied to the transport channel data when the Apply Channel Setup softkey is pressed.
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Softkey Reference C ESG Family Signal Generators Option 200 C Channel Code This field displays the value of the channel code. This code is an orthogonal variable spreading factor code (OVSF). The range of code numbers is dependent on and coupled to the slot format and symbol rate.
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ESG Family Signal Generators Option 200 Softkey Reference C Channel State Off On This key turns the selected physical channel on or off. Default: On Softkey Location (Downlink): Mode > CDMA > W-CDMA > Link Control > 1, 2, 3, or 4 > Channel State Off On Softkey Location (Uplink): Mode > CDMA > W-CDMA > Link Up > Link Control > 1 or 2 > Channel State Off On Chip Rate This field displays the chip rate set in the BS Setup or UE Setup table editor. Press the Edit Item key to set the chip rate.
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Softkey Reference C ESG Family Signal Generators Option 200 Config Transport This key accesses a menu from which a transport channel can be selected and transport channel data entered. For uplink, this key is active only for physical channel #2. For downlink, this key is active only with physical channel type DPCH and after selection of a reference measurement setup rate or data type TrCH.
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ESG Family Signal Generators Option 200 Softkey Reference C Default (Uplink): 16 for transport channels 1 and 2 and for other transport channels the default is 8. Data Field Location (Uplink): Mode > CDMA > W-CDMA > Link Up > Link Control > 2 > Config Transport > Transport Channel # 1 to 6 > TrCH Setup > CRC Size Create File This key creates a new user file. The file, named Untitled, can be opened for editing in the Bit File Editor. Create File is located in table editor menus and in catalogs of files.
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Softkey Reference D ESG Family Signal Generators Option 200 D Data This field displays the data type for a transport and/or physical channel. Press the Edit Item key to choose from a list of data types. Data types available include PN sequences, fixed data, transport channel data, or user-defined data files. This field appears in several locations.
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ESG Family Signal Generators Option 200 Softkey Reference D Delete This key displays the Bit File Editor and a menu from which you can select different ways of removing bits from a file. Delete is located in table editor menus and in catalogs of files. Delete All Rows This key deletes all rows in the file displayed in the Bit File Editor. You are asked to confirm the deletion. Delete All Rows is located in table editor menus and in catalogs of files.
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Softkey Reference D ESG Family Signal Generators Option 200 Display FFT This key displays a graphical representation of the filter frequency response for a filter loaded into the FIR values table editor (calculated using a fast Fourier Transform function). The following is an example of the frequency response for a root Nyquist filter with an oversample ratio of 4. To return to the FIR table editor and menu keys, press Return.
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ESG Family Signal Generators Option 200 Softkey Reference D Display Impulse Response This key displays a graphical representation of the finite impulse response (FIR) over time for the filter loaded into the FIR Values table editor. The following is an example of the impulse response of a root Nyquist filter with an oversample ratio of 4. To return to the FIR table editor and menu keys, press Return.
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Softkey Reference D ESG Family Signal Generators Option 200 DPCCH This key selects the dedicated physical control channel (DPCCH) for uplink physical channel #1. The uplink DPCCH is used to carry control information. For example, TFCI and TPC bits. Softkey Location (Uplink): Mode > CDMA > W-CDMA > Link Up > Link Control > 1 > PhyCH Type > DPCCH DPCH This key selects the dedicated downlink physical channel (DPCH). This softkey is available for all four physical downlink channels.
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ESG Family Signal Generators Option 200 Softkey Reference E E Edit File This key allows editing of the file selected from the Catalog of Binary/Bit Files. When necessary, you are asked to confirm converting binary files to bit files for editing. This key appears in several locations. NOTE There is no undo capability; bit files are saved after each modification.
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Softkey Reference E ESG Family Signal Generators Option 200 Err Insert This field allows you to select an error insertion mode to be applied to the data for the transport channel. This field is on the second page of the table editor. The selections are BLER (block error rate), BER (bit error rate), and NONE.
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ESG Family Signal Generators Option 200 Softkey Reference E Ext Clock Rate X1 X2 X4 This key selects the external clock rate. The key is valid for uplink and only when BBG Data Clock is set to Ext. X1 3.84 MHz external clock X2 7.68 MHz external clock X4 15.
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Softkey Reference F ESG Family Signal Generators Option 200 F FBI Pattern This field displays the 30-bit data pattern of the feedback information (FBI) bits set in the PhyCH Setup menu for uplink physical channel #1. Press the Edit Item key to specify the desired pattern and terminate with the Return key.
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ESG Family Signal Generators Option 200 Softkey Reference F Filter Alpha This key allows you to enter a filter alpha value for a Nyquist filter or root Nyquist filter. The entered value appears in the active entry area of the display. This key appears in several locations. NOTE The Filter Alpha softkey appears only after you choose a root Nyquist or Nyquist filter. If a Gaussian filter is used, you will see Filter BbT.
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Softkey Reference F ESG Family Signal Generators Option 200 Filter BbT This key allows you to change the bandwidth-multiplied-by-bit-time product value. The entered BbT filter value for the Gaussian filter appears in the active entry area of the display. The Filter BbT key appears in several locations. The BbT value is set to 0.300 at the factory. This value can be user-defined. The value is not affected by an instrument preset or power cycle. Range: 0.000 to 1.
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ESG Family Signal Generators Option 200 Softkey Reference F Filter Symbols This key enables you to select the number of filter symbols for the filter displayed in the FIR Values table editor. The entered value appears in the active entry area of the display. Although the FIR table editor allows a maximum of 32 symbols, with a maximum oversample ratio of 32, the selected FIR filter cannot have more than 256 coefficients. Select the number of symbols and the oversample ratio accordingly.
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Softkey Reference F ESG Family Signal Generators Option 200 FIX4 This key allows you to enter in a downlink or uplink fixed 4-bit data pattern. The entered value appears in the active display area. The FIX4 pattern will be repeated as necessary to fill the data slot for the downlink physical channel (DPCH) or uplink physical channel #1 or #2. The front panel arrow keys, keypad, or front panel knob can be used to set the 4-bit data pattern. This key appears in several locations.
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ESG Family Signal Generators Option 200 Softkey Reference F Frame Clock Polarity Neg Pos This key sets the polarity of the frame clock signal to either positive (Pos) or negative (Neg).
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Softkey Reference G ESG Family Signal Generators Option 200 G Gaussian This key selects a Gaussian filter for use in the filter setup. Use the Filter BbT softkey to change the filter bandwidth-multiplied-by-bit-time product value. The Gaussian softkey appears in several locations. Pressing the Gaussian softkey followed by Generate loads the FIR Values table editor with the coefficient values for the Gaussian filter. The filter BbT and number of filter symbols are defined with the softkeys in this menu.
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ESG Family Signal Generators Option 200 Softkey Reference G Generate This key creates coefficients for a filter using the filter alpha value or filter BbT value and the filter symbols.
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Softkey Reference H ESG Family Signal Generators Option 200 H Hamming This key applies the Hamming windowing function to the selected filter. Windowing improves out-of-band performance (ACP) by smoothing the filter’s transition to zero, but simultaneously degrades passband performance (EVM).
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ESG Family Signal Generators Option 200 Softkey Reference I I Insert This key displays a menu from which you can select different ways of inserting bits into a user file. This key appears in several locations. Insert is located in table editor menus and in catalogs of files. Insert 0’s This key inserts the desired number of 0’s at the current position in the user file. This key appears in several locations. Insert 0’s is located in table editor menus.
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Softkey Reference I ESG Family Signal Generators Option 200 Insert PN15 This key accesses a menu from which a PN15 seed value can be entered. The generated 15-bit pseudo-random bit sequence can then be inserted into the user file. This key appears in several locations. Range: 0000 to 7FFE Default: 0000 Insert PN15 is located in table editor menus under the Edit File or Create File softkeys.
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ESG Family Signal Generators Option 200 Softkey Reference I I/Q Voltage Scale This field displays the power output value at the IQ ports. Press the Edit Item key to select the power level at the IQ ports. Since changing this value affects the total power, you will also see individual channel power adjustments. This value is assigned by performing the relative power mapping procedure. See “Adjust the Relative Power Mapping” on page 2-14. This field is not valid for uplink configuration.
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Softkey Reference I ESG Family Signal Generators Option 200 IS-95 Mod This key selects a modified version of the standard IS-95 filter. This filter has improved adjacent channel power performance. The modification meets the IS-95 error function criterion.
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ESG Family Signal Generators Option 200 Softkey Reference K K Kaiser This key applies the Kaiser windowing function to the selected filter. Windowing improves out of band performance (ACP) by smoothing the filter’s transition to zero, but simultaneously degrades passband performance (EVM). Selecting the Kaiser softkey activates the Beta factor that can be adjusted for trade-off between optimized ACP and EVM. Decreasing the Beta factor value improves EVM; increasing the value improves ACP.
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Softkey Reference L ESG Family Signal Generators Option 200 L Link Control This key displays a menu from which you can select a physical channel, modify parameters and/or configure selected transport channels. Softkey Location: Mode > CDMA > W-CDMA > Link Control Link Down Up This key toggles the link down/up selection. Down sets the downlink base station (BS) setup parameters while Up sets the uplink user equipment (UE) setup parameters.
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ESG Family Signal Generators Option 200 Softkey Reference L Load From Selected File This key replaces the current filter information displayed in the Catalog of FIR Files with the information stored in the highlighted file.
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Softkey Reference M ESG Family Signal Generators Option 200 M Max Puncture This field is not used in the current version of the firmware. Data Field Location (Uplink): Mode > CDMA > W-CDMA > Link Up > Link Control > 2 > Config Transport > Max Puncture Mirror Table Pressing this key generates a mirrored copy of FIR table entries. The mirror function takes the values in the FIR table and duplicates them. The duplicate values occupy the bottom half of the table and are in reverse order.
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ESG Family Signal Generators Option 200 Softkey Reference N N NONE This key sets the insertion mode to NONE for each transport channel. No error bit is inserted in the data. Softkey Location (Uplink): Mode > CDMA > W-CDMA > Link Up > Link Control > 2 > Config Transport > Err Insert > Edit Item > NONE None This key selects no coding in the TrCH Setup menu or no windowing function in the Window menu. TrCH Menu No encoder is used for coding transport channels.
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Softkey Reference N ESG Family Signal Generators Option 200 Number of Bits This key allows deletion of bits from the user file displayed in the Bit File Editor. The number of bits to delete is displayed in the active entry field of the display. Number of Bits is located in table editor menus under the Edit File or Create File softkeys.
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ESG Family Signal Generators Option 200 Softkey Reference N Nyquist This key selects a Nyquist (raised cosine) filter in either the Select menu or the Load Default FIR menu. Select Menu This key selects a Nyquist filter and returns to the Select (Filter) menu.
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Softkey Reference O ESG Family Signal Generators Option 200 O Offset This field displays the timing offset for the DPCH channel. Press the Edit Item key to select a timing offset for the DPCH channel. The offset is in chips.
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ESG Family Signal Generators Option 200 Softkey Reference O Oversample Ratio This key sets the oversampling ratio to be applied to the FIR filter design in the Define User FIR menu. Although the FIR Values table editor allows a maximum of 32 symbols, with a maximum oversample ratio of 32, the selected FIR filter cannot have more than 256 coefficients. Select the number of symbols and the oversample ratio accordingly. The oversample ratio value is set at the factory. This value can be user-defined.
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Softkey Reference P ESG Family Signal Generators Option 200 P Page Down This key displays the next page of entries in the table editor menu and in catalogs of files. Page Down is located in table editor menus and in catalogs of files. Page Up This key displays the previous page of entries in the table editor menu and in catalogs of files. Page Up is located in table editor menus and in catalog of files.
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ESG Family Signal Generators Option 200 Softkey Reference P Physical Channel # This key is always active unless the Frequency or Amplitude key is activated. For downlink, press the up/down arrow keys or rotate the front panel knob to select physical channel #1, #2, #3, or #4. For uplink, press the up/down arrow keys or rotate the front panel knob to select physical channel #1 or #2.
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Softkey Reference P ESG Family Signal Generators Option 200 PI Bits This field displays the number of bits in the paging indicator. The field is grayed-out and you cannot change the value. Default: 288 Data Field Location (Downlink): Mode > CDMA > W-CDMA > Link Control > 3 > PhyCH Type > PICH > PI Bits PICH This key selects the paging indicator channel. The paging indicator channel (PICH) is a fixed rate (Spread Factor=256) physical channel used to carry the paging indicators.
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ESG Family Signal Generators Option 200 Softkey Reference P PN15 This key selects an internally generated 15-bit pseudo-random sequence pattern as output data. For uplink, physical channel #1 can use PN15 in the following formats: FBI Pattern, TFCI Patt or TPC Pattern. For downlink, PN15 is available for the following physical channels types: DPCH, OCNS and PICH. The downlink and uplink transport channels do not support PN15.
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Softkey Reference P ESG Family Signal Generators Option 200 Puncture This field is not user-defined. The value cannot be changed and the field is grayed-out. The field displays the puncture rate percentage for the dedicated physical channel (DPCH). Data can be removed from or added to the fully coded channel. The number of bits removed or inserted is displayed as a percentage of the total number of bits. This is a calculated value. The negative value indicates that bits are to be added to the frame.
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ESG Family Signal Generators Option 200 Softkey Reference R R Rate Match Attr This field displays the rate matching attribute value for the selected transport channel. Press Edit Item to enter a value and terminate with the Enter softkey to set the value. A higher RMatch attribute number indicates more data for the channel and allows for a higher puncture percentage.
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Softkey Reference R ESG Family Signal Generators Option 200 Ref Measure Setup This key accesses a menu from which you can select a reference measurement test setup for a physical channel. For downlink, this key is only available for the dedicated physical channels (DPCH). For uplink, this key is valid only for physical channel #2 (DPDCH). Softkey Location (Downlink): Mode > CDMA > W-CDMA > Link Control > PhyCH Type > DPCH > Ref Measure Setup Default (Uplink): RMC 12.
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ESG Family Signal Generators Option 200 Softkey Reference R RMC 64 kbps (25.141 v3.4) This key sets the uplink reference measurement channel (RMC) test setup rate to 64 kbps as described in the 3GPP Technical Specification (TS 25.141 V3.4). Softkey Location (Uplink): Mode > CDMA > W-CDMA > Link Up > Link Control > 2 > Ref Measure Setup > RMC 64 kbps (25.141 v3.4) RMC 144 kbps (25.141 v3.
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Softkey Reference R ESG Family Signal Generators Option 200 Root Nyquist This key selects a root Nyquist (root-raised cosine) filter in either the Select (Filter) menu or the Load Default FIR menu. Select (Filter) Menu This key selects a root Nyquist FIR filter. After the selection is made, the Select (Filter) menu will be returned.
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ESG Family Signal Generators Option 200 Softkey Reference S S Scale To 0dB This key adjusts the displayed power so that the sum of the power of all channels is 0 dB. The ratios between individual channel power values are maintained.
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Softkey Reference S ESG Family Signal Generators Option 200 Select This key accesses a menu from which you can select a filter type. You can select from standard filter types, such as Root Nyquist, Nyquist, Gaussian, several IS-95 filters, User FIR, Rectangle, APCO 25 C4FM, and UN3/4 GSM Gaussian.
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ESG Family Signal Generators Option 200 Softkey Reference S SFN RST Polarity Neg Pos This key changes the polarity of the system frame number (SFN) reset (RST) signal for uplink synchronization from negative (Neg) to positive (Pos).
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Softkey Reference S ESG Family Signal Generators Option 200 Slot Format This field displays the slot format used for the dedicated physical channel. Press the Edit Item key to change the slot format. Slot formats are coupled with the channel code and symbol rate. For downlink, the 17 slot formats are described in the 3GPP Technical Specification (TS 25.141 V3.3). For uplink, the 6 slot formats for DPCCH and the 7 slot formats for DPDCH are described in the 3GPP Technical Specification (TS 25.211 V3.4).
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ESG Family Signal Generators Option 200 Softkey Reference S Range (DPDCH of Uplink): 0 to 6 Default (DPDCH of Uplink): 2 Data Field Location (Uplink): Mode > CDMA > W-CDMA > Link Up > Link Control > 2 > Slot Format Slot Format 0 1 2 3 4 5 6 Symbol Rate 15 ksps 30 ksps 60 ksps 120 ksps 240 ksps 480 ksps 960 ksps Max Ch Code 255 127 63 31 15 7 3 SSCH Press this key to select the secondary synchronization channel.
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Softkey Reference S ESG Family Signal Generators Option 200 Symbol Rate This field displays the symbol rate as set in the PhyCH Setup menu. Highlight the Symbol Rate then press the Edit Item key to set the symbol rate. The symbol rate is shown in the active entry area of the display. For uplink, this field is active only for physical channel #2. Range: 7.
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ESG Family Signal Generators Option 200 Softkey Reference S Sync Trigger Mode Single Cont This key selects either a single or a continuous synchronization trigger mode.
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Softkey Reference T ESG Family Signal Generators Option 200 T TFCI Pattern This field displays the transport format combination indicator (TFCI) pattern set in the PhyCH Setup menu for a physical channel. Press the Edit Item key to enter in a desired bit pattern. See “Slot Format” on page 3-62 for more information. The TFCI is an optional field describing what services are in use for example, data and video. Fixed rate service does not include TFCI.
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ESG Family Signal Generators Option 200 Softkey Reference T Timing Offset (numeric value) chip This key enables you to specify the number of chips to be delayed in addition to the slot delay between the downlink frame clock and uplink frame timing signals. The actual delay time is the sum of 1024 chips, the slot delay, and the timing offset.
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Softkey Reference T ESG Family Signal Generators Option 200 TPC Pat Trig Off On This key sets the pattern trigger state of the transmit power control (TPC) for the uplink dedicated physical control channel (DPCCH). Default: Off Softkey Location (Uplink): Mode > CDMA > W-CDMA > Link Up > Link Control > 1 > PhyCH Setup > TPC Pat Trig Off On TPC Pat Trig Polarity Neg Pos This key sets the pattern trigger polarity of the transmit power control (TPC) for the uplink dedicated physical control channel (DPCCH).
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ESG Family Signal Generators Option 200 Softkey Reference T Transport Channel # This key selects a transport channel. The Transport Channel # 1 softkey is always active unless the Frequency or Amplitude key is activated. Press the up/down arrow keys or rotate the front panel knob to select transport channels #2, #3, #4, #5, and #6.
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Softkey Reference T ESG Family Signal Generators Option 200 Tr Position This field displays the transport channel (Tr) position on the physical channel. This field is an indicator only and not a user-defined function.
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ESG Family Signal Generators Option 200 Softkey Reference U U UDI 64 (25.944 v3.0) This key selects the unrestricted digital information (UDI) 64 kbps reference measurement test setup for the downlink DPCH channel or the uplink DPDCH channel. Softkey Location (Downlink): Mode > CDMA > W-CDMA > Link Control > PhyCH Type > DPCH > Ref Measure Setup > UDI 64 (25.944 v3.
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Softkey Reference U ESG Family Signal Generators Option 200 UN3/4 GSM Gaussian This key selects an Option UN3/4 delay-compatible, GSM, Gaussian filter with a fixed (non-adjustable) BbT of 0.300.
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ESG Family Signal Generators Option 200 TPC Pattern Softkey Reference U Up to 2048 bits Softkey Location (Downlink): Mode > CDMA > W-CDMA > Link Control > PhyCH Type > DPCH > PhyCH Setup > Data > Edit Item > User File Or: Mode > CDMA > W-CDMA > Link Control > PhyCH Type > PCCPCH > PhyCH Setup > Data > Edit Item > User File Softkey Location (Uplink): Mode > CDMA > W-CDMA > Link Up > Link Control > 1 > PhyCH Type > DPCCH > PhyCH Setup > Data > Edit Item > User File Or: Mode > CDMA > W-CDMA > Link Up > Lin
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Softkey Reference V ESG Family Signal Generators Option 200 V Voltage Other ESG Press the Edit Item key to select the total voltage value of the paired ESG after setting the channel powers of both the current ESG and the paired ESG. After setting this value, the IQ voltage scale will be automatically generated. See “Adjust the Relative Power Mapping” on page 2-14. This field is not valid for downlink configurations. NOTE For the single-ESG setup, this field should be set to 0.0 V.
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ESG Family Signal Generators Option 200 Softkey Reference W W W-CDMA Off On This key turns W-CDMA modulation off or on. At least one physical channel must be turned on before W–CDMA can be activated. To turn on a physical channel use the Channel State Off On softkey. Default: Off Softkey Location: Mode > CDMA > W-CDMA > W-CDMA Off On Window This key displays a menu from which you can apply a windowing function to the selected filter.
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Softkey Reference W 3-76 ESG Family Signal Generators Option 200 Fully Coded 3GPP W-CDMA Personality User’s and Programming Guide
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ESG Family Signal Generators Option 200 4 Operation This chapter contains detailed information that will help you understand the operation of your Option 200 signal generator.
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Operation W-CDMA Frame Structures ESG Family Signal Generators Option 200 W-CDMA Frame Structures This section contains graphical representations of W-CDMA frame structures, with associated tables, for both downlink and uplink channels. Downlink PICH Frame Structure Figure 4-1.
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ESG Family Signal Generators Option 200 Operation W-CDMA Frame Structures Downlink PCCPCH + SCH Frame Structure Figure 4-2. PCCPCH + SCH Frame Structure Table 4-1 Lengths of PCCPCH + SCH Fields Parameter Symbols Per Slot Ndata 9 NSCHa 1 a.
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Operation W-CDMA Frame Structures ESG Family Signal Generators Option 200 Downlink DPDCH/DPCCH Frame Structure Figure 4-3. DPDCH/DPCCH Frame Structure Slot Format Chan. Bit Rate (kbps) Chan. Sym. Rate (ksps) Spread Factor Table 4-2 DPDCH and DPCCH Fields 0 15 7.5 512 60 90 150 10 0 4 2 0 4 1 15 7.
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ESG Family Signal Generators Option 200 Operation W-CDMA Frame Structures Uplink DPDCH/DPCCH Frame Structure There are two types of uplink dedicated physical channels, the uplink Dedicated Physical Data Channel (uplink DPDCH) and the uplink Dedicated Physical Control Channel (uplink DPCCH). The DPDCH and the DPCCH are I/Q multiplexed within each radio frame. The uplink DPCCH is used to carry control information generated at Layer 1.
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Operation W-CDMA Frame Structures ESG Family Signal Generators Option 200 The exact number of uplink DPCCH bits is shown in Table 4-4.
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ESG Family Signal Generators Option 200 Operation Understanding W-CDMA Data Generation Understanding W-CDMA Data Generation This section will familiarize you with the types of signals that can be generated, including information on valid channel combinations, parameter couplings, and value restrictions by channel type. It is divided into separate subsections for downlink and uplink.
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Operation Understanding W-CDMA Data Generation ESG Family Signal Generators Option 200 Parameter Couplings Changing the value of certain W-CDMA waveform parameters will cause value changes in other W-CDMA waveform parameters. In the following table, a bullet indicates coupling between two parameters. Value changes in one parameter necessitate value changes in coupled parameters. These coupled value changes occur automatically. Table 4-7 Parameter Couplings 12.
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ESG Family Signal Generators Option 200 Operation Understanding W-CDMA Data Generation Table 4-8 DPCH Slot Format and OCNS, Symbol Rate, Channel Code, OVSF Couplings and Values Slot Format Channel Code Symbol Rate (ksps) Spread Factor (OVSF) 0 0 to 511 7.5 512 1 0 to 511 7.
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Operation Understanding W-CDMA Data Generation ESG Family Signal Generators Option 200 Parameter Value Restrictions and Couplings by Channel Type This section contains information on parameter value restrictions, changes requiring data precomputation and regeneration, and parameter couplings. CPICH Parameter Restrictions Power None Channel Code Not user-selectable. Notes 0 only, by 3GPP specification.
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ESG Family Signal Generators Option 200 Operation Understanding W-CDMA Data Generation OCNS Parameter Restrictions Notes Power None Data PN9 and PN15 only Symbol Rate None Coupled to Channel Code, Slot Format and Spread Factor. For valid values, see Table 4-8. Channel Code None Coupled to Symbol Rate, Slot Format and Spread Factor. For valid values, see Table 4-8. SecScr Code OS None PCCPCH No restrictions. Contains incrementing system frame number.
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Operation Understanding W-CDMA Data Generation Parameter Restrictions ESG Family Signal Generators Option 200 Notes Interleaver Not user selectable. Data field for value display only, to provide TTI period. Data Max user file size = 1024 bits Transmission of user files > than 1024 bits will be truncated to a multiple of the block size. Rate Match Attr None Coupled to Puncture and Bits/Frame values. CRC Size None Bits/Frame Not user selectable.
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ESG Family Signal Generators Option 200 Operation Understanding W-CDMA Data Generation Uplink Data Generation Channel Type Assignment Channel # Available Channel Types 1 DPCCH 2 DPDCHa a. Up to six dedicated channels (DCH) may be activated within the transport layer reference measurement channel carried by a DPDCH. Parameter Couplings Changing the value of certain W-CDMA waveform parameters will cause value changes in other W-CDMA waveform parameters.
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Operation Understanding W-CDMA Data Generation ESG Family Signal Generators Option 200 Table 4-10 DPCCH and Slot Format, Channel Code, Couplings and Values Slot Format DPCCH Bits/Slot Pilot Bits/Slot TFCI Bits/Slot FBI Bits/Slot TPC Bits/Slot Max Channel Code 0 10 6 2 0 2 255 1 10 8 0 0 2 255 2 10 5 2 1 2 255 3 10 7 0 1 2 255 4 10 6 0 2 2 255 5 10 5 2 2 1 255 Table 4-11 DPDCH and Slot Format, Symbol Rate, Channel Code, Couplings and Values Slot Format DPDC
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ESG Family Signal Generators Option 200 Operation Understanding W-CDMA Data Generation Parameter Value Restrictions and Couplings by Channel Type This section contains information on parameter value restrictions, changes requiring data pre-computation and regeneration, and parameter couplings.
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Operation Understanding W-CDMA Data Generation ESG Family Signal Generators Option 200 DPDCH General restriction: In order for the ESG to precompute data for baseband generation, you must press the Apply Channel Setup after any one of following actions: • Changing any DPDCH parameter value (except for power) • Changing from any other channel type to DPDCH • Changing from DPDCH to any other channel type Parameter Restrictions Notes Power None Data Max user file size = 4096 bytes PN9, PN15, FIX4, us
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ESG Family Signal Generators Option 200 Parameter Operation Understanding W-CDMA Data Generation Restrictions Notes Max Puncture Not used. Data field for value display only, to provide maximum power puncture percentage. Value based on Blk Size, TTI, Coding and Rate Match Attr values. Puncture Not user selectable. Data field for value display only, to provide power puncture percentage. Value based on Blk Size, TTI, Coding and Rate Match Attr values. Bits Rate Not user selectable.
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Operation Understanding the Reference Measurement Channel ESG Family Signal Generators Option 200 Understanding the Reference Measurement Channel The signal generator provides one-button setup capabilities for transport channel configuration. The dedicated physical channel DCH (downlink) or DPDCH (uplink) is predefined by pressing the Ref Measure Setup softkey (or sending the appropriate SCPI commands).
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ESG Family Signal Generators Option 200 Operation Understanding the Reference Measurement Channel Table 4-13 The Uplink RMC Predefined DPDCH Configuration DPCH Values at Specified Reference Measurement Channel Parameter 12.2 kbps 64 kbps 144 kbps UDI 64 kbps 384 kbps AMR 12.2 kbps Power 0.00 dB 0.00 dB 0.00 dB 0.00 dB 0.00 dB 0.00 dB Beta 15 15 15 15 15 15 TransportCH TransportCH TransportCH TransportCH TransportCH TransportCH 60.000 ksps 240.000 ksps 480.000 ksps 960.
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Operation Understanding the Single-ESG Downlink Configuration ESG Family Signal Generators Option 200 Understanding the Single-ESG Downlink Configuration Capabilities The Option 200 single-ESG setup provides four fully coded 3GPP channels for use in testing 3GPP mobile receiver designs.
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ESG Family Signal Generators Option 200 Operation Understanding the Two-ESG Downlink Configuration Understanding the Two-ESG Downlink Configuration Capabilities The two-ESG downlink configuration provides a 3GPP solution in situations where more than four fully coded W-CDMA channels are required. Using two ESG signal generators, Option 200 utilizes the combination of both baseband generators to build the W-CDMA waveforms required to test 3GPP user equipment designs.
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Operation Understanding the Two-ESG Downlink Configuration ESG Family Signal Generators Option 200 Figure 4-5.
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ESG Family Signal Generators Option 200 Operation Understanding the Two-ESG Downlink Configuration Downlink I/O Signal Descriptions and Timing Relationships The following sections describe the functionality of various input and output signals available at the BNC connectors on the Option 200 signal generator. Option 200 changes some of the standard characteristics of these signals for use with 3GPP applications.
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Operation Understanding Relative Power Mapping ESG Family Signal Generators Option 200 Understanding Relative Power Mapping The Option 200 3GPP two-ESG downlink system configuration requires power adjustments for each active channel, in order to achieve the required 3GPP code domain power output. Once the test system has been properly connected and configured, a relative power mapping procedure must be performed after entering channel power values into the signal generators.
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ESG Family Signal Generators Option 200 Operation Calculating Downlink Scramble Codes Calculating Downlink Scramble Codes The Option 200 signal generator implements scrambling codes for downlink OCNS and DPCH channels in compliance with the 3G TS 25.101 V3.3 specification. This is done through the use of the Scrambling Code (primary scramble code) field, located in the BS setup menu, and the SecScr Code OS (secondary scramble code offset) fields located in the OCNS and DPCH Physical Channel Setup menus.
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Operation Calculating Downlink Scramble Codes 4-26 ESG Family Signal Generators Option 200 Fully Coded 3GPP W-CDMA Personality User’s and Programming Guide
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ESG Family Signal Generators Option 200 Operation Understanding the Uplink Configuration Understanding the Uplink Configuration Uplink Capabilities The Option 200 single-ESG setup provides two 3GPP channels with real-time generation capability for use in testing 3GPP base station receiver designs.
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Operation Understanding the Uplink Configuration ESG Family Signal Generators Option 200 Reference Measurement Channels Option 200 provides reference measurement channels at 12.2, 64, 144, and 384 kbits per second. This option also provides transport layer channelization for AMR 12.2 (adaptive multi-rate) and UDI 64 (unrestricted digital information) protocols.
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ESG Family Signal Generators Option 200 Operation Understanding the Uplink Configuration EVENT 2 OUT This BNC connector is used for clock signal output for DPDCH raw data. This clock signal is aligned with the DPDCH raw data. The one-cycle length is dependent on the slot format currently set to the DPDCH channel. DATA OUT This BNC connector is used for DPCCH raw data output. The value aligned with the 15 ksps symbol rate may change every 256 chips.
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Operation Understanding the Uplink Configuration 4-30 ESG Family Signal Generators Option 200 Fully Coded 3GPP W-CDMA Personality User’s and Programming Guide
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ESG Family Signal Generators Option 200 5 Remote Programming and Examples This chapter describes Option 200 SCPI commands and provides programming examples. The descriptions of commands include syntax requirements, ranges, restrictions, queries, and *RST.
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Remote Programming and Examples W-CDMA Subsystem SCPI Command Reference ESG Family Signal Generators Option 200 W-CDMA Subsystem SCPI Command Reference Use the SCPI commands described in this chapter to remotely set the controls and parameters associated with the W-CDMA communications standard. The commands are grouped under general headings and listed in alphabetical order by subject. The general headings are common SCPI commands for downlink and uplink, downlink SCPI commands and uplink SCPI commands.
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ESG Family Signal Generators Option 200 Remote Programming and Examples W-CDMA Subsystem SCPI Command Reference IQ Voltage Scale [:SOURce]:RADio:WCDMa:TGPP[:BBG]:IQ:SCALe <−40.00 to 0.00dB> [:SOURce]:RADio:WCDMa:TGPP[:BBG]:IQ:SCALe? This command adjusts the total IQ output power in the 2 box setup. Changing this value affects the total power and channel power levels will be internally scaled. The output power is automatically calculated when the Voltage Other ESG field changes. Range: 0 to −40 dB *RST: 0.
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Remote Programming and Examples W-CDMA Subsystem SCPI Command Reference ESG Family Signal Generators Option 200 W-CDMA State [:SOURce]:RADio:WCDMa:TGPP[:BBG][:STATe] ON|OFF|1|0 [:SOURce]:RADio:WCDMa:TGPP[:BBG][:STATe]? This command turns W-CDMA functionality on or off.
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ESG Family Signal Generators Option 200 Remote Programming and Examples W-CDMA Subsystem SCPI Command Reference Reference Measurement Channel [:SOURce]:RADio:WCDMa:TGPP[:BBG]:DLINk:RCSetup REF122|REF64|REF144| REF384|AMR122|UDI64|ISDN [:SOURce]:RADio:WCDMa:TGPP[:BBG]:DLINk:RCSetup? This command configures the downlink reference measurement setup. The following choices are available: REF122 Reference Measurement Channel 12.2 kbps (25.101 V3.3) REF64 Reference Measurement Channel 64.0 kbps (25.101 V3.
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Remote Programming and Examples W-CDMA Subsystem SCPI Command Reference ESG Family Signal Generators Option 200 DCH Transport Channel Setup Block Size [:SOURce]:RADio:WCDMa:TGPP[:BBG]:DLINk:DCH[1]|2|3|4|5|6: BLKSize <0 to 5000> [:SOURce]:RADio:WCDMa:TGPP[:BBG]:DLINk:DCH[1]|2|3|4|5|6:BLKSize? This command sets the block size for the selected DCH transport channel.
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ESG Family Signal Generators Option 200 Remote Programming and Examples W-CDMA Subsystem SCPI Command Reference Data [:SOURce]:RADio:WCDMa:TGPP[:BBG]:DLINk:DCH[1]|2|3|4|5|6:DATA PN9|FIX4| "" [:SOURce]:RADio:WCDMa:TGPP[:BBG]:DLINk:DCH[1]|2|3|4|5|6:DATA? This command configures the data for the downlink dedicated channel (DCH) selected.
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Remote Programming and Examples W-CDMA Subsystem SCPI Command Reference ESG Family Signal Generators Option 200 State [:SOURce]:RADio:WCDMa:TGPP[:BBG]:DLINk:DCH[1]|2|3|4|5|6[:STATe] ON|OFF|1|0 [:SOURce]:RADio:WCDMa:TGPP[:BBG]:DLINk:DCH[1]|2|3|4|5|6[:STATe]? This command turns the selected DCH transport channel on or off. The channels must be turned on sequentially. If one channel is turned off then all higher numbered channels will automatically be turned off.
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ESG Family Signal Generators Option 200 Remote Programming and Examples W-CDMA Subsystem SCPI Command Reference Data [:SOURce]:RADio:WCDMa:TGPP[:BBG]:DLINk:DPCH[1]|2|3|4: DATA PN9|PN15|TRANspch|FIX4|"" [:SOURce]:RADio:WCDMa:TGPP[:BBG]:DLINk:DPCH[1]|2|3|4:DATA? This command configures the data pattern for the downlink DPCH channel.
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Remote Programming and Examples W-CDMA Subsystem SCPI Command Reference ESG Family Signal Generators Option 200 Slot Format [:SOURce]:RADio:WCDMa:TGPP[:BBG]:DLINk:DPCH[1]|2|3|4:SLOTformat <0 to 16> [:SOURce]:RADio:WCDMa:TGPP[:BBG]:DLINk:DPCH[1]|2|3|4:SLOTformat? This command configures the DPCH physical channel for a slot format. Slot format is coupled with the channel code and symbol rate. TPC, TFCI and Pilot bits are also set as per specification and not displayed.
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ESG Family Signal Generators Option 200 Remote Programming and Examples W-CDMA Subsystem SCPI Command Reference TFCI Pattern [:SOURce]:RADio:WCDMa:TGPP[:BBG]:DLINk:DPCH[1]|2|3|4:TFCI:PATTern <0 to 0x3FF> [:SOURce]:RADio:WCDMa:TGPP[:BBG]:DLINk:DPCH[1]|2|3|4:TFCI:PATTern? This command sets a 10-bit pattern for the transport format combination indicator (TFCI). The TFCI is optional and describes the services in use (for example, voice and data).
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Remote Programming and Examples W-CDMA Subsystem SCPI Command Reference ESG Family Signal Generators Option 200 Filter Setup Filter [:SOURce]:RADio:WCDMa:TGPP[:BBG]:DLINk:FILTer RNYQuist|NYQuist|GAUSsian| RECTangle|IS95|IS95_EQ|IS95_MOD|IS95_MOD_EQ|AC4Fm|UGGaussian|"" [:SOURce]:RADio:WCDMa:TGPP[:BBG]:DLINk:FILTer? This command selects one of the following filter types: RNYQuist Root Nyquist NYQuist Nyquist GAUSsian Gaussian RECTangle Rectangle IS95 IS-95 IS95_EQ IS-95 with equalizer
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ESG Family Signal Generators Option 200 Remote Programming and Examples W-CDMA Subsystem SCPI Command Reference Filter EVM/ACP Optimization (for Nyquist or Root Nyquist) [:SOURce]:RADio:WCDMa:TGPP[:BBG]:DLINk:FILTer:CHANnel EVM|ACP [:SOURce]:RADio:WCDMa:TGPP[:BBG]:DLINk:FILTer:CHANnel? Execute this command to optimize a filter for minimized error vector magnitude (EVM) or for minimized adjacent channel power (ACP).
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Remote Programming and Examples W-CDMA Subsystem SCPI Command Reference ESG Family Signal Generators Option 200 Secondary Scrambling Code Offset [:SOURce]:RADio:WCDMa:TGPP[:BBG]:DLINk:OCNS[1]|2|3|4:SSCodeos <0 to 15> [:SOURce]:RADio:WCDMa:TGPP[:BBG]:DLINk:OCNS[1]|2|3|4:SSCodeos? This command sets the secondary scrambling code offset for the OCNS channel.
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ESG Family Signal Generators Option 200 Remote Programming and Examples W-CDMA Subsystem SCPI Command Reference Channel Code [:SOURce]:RADio:WCDMa:TGPP[:BBG]:DLINk:PCCPch:CCODe <0 to 255> [:SOURce]:RADio:WCDMa:TGPP[:BBG]:DLINk:PCCPch:CCODe? This command sets the channel code to the desired code number. Range: 0 to 255 *RST: 1 FIX4 [:SOURce]:RADio:WCDMa:TGPP[:BBG]:DLINk:PCCPch:BCHData:FIX4 <0 to 15> [:SOURce]:RADio:WCDMa:TGPP[:BBG]:DLINk:PCCPch:BCHData:FIX4? This command sets a fixed 4-bit data pattern.
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Remote Programming and Examples W-CDMA Subsystem SCPI Command Reference ESG Family Signal Generators Option 200 Data [:SOURce]:RADio:WCDMa:TGPP[:BBG]:DLINk:PICH:DATA PN9|PN15|FIX4| "" [:SOURce]:RADio:WCDMa:TGPP[:BBG]:DLINk:PICH:DATA? This command configures the data pattern for the downlink PICH channel.
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ESG Family Signal Generators Option 200 Remote Programming and Examples W-CDMA Subsystem SCPI Command Reference PSCH Setup Power [:SOURce]:RADio:WCDMa:TGPP[:BBG]:DLINk:PSCH:POWer <−40.00 to 0.00dB> [:SOURce]:RADio:WCDMa:TGPP[:BBG]:DLINk:PSCH:POWer? This command sets the power level for the PSCH physical channel. *RST: 0.00 dB State [:SOURce]:RADio:WCDMa:TGPP[:BBG]:DLINk:PSCH[:STATe] ON|OFF|1|0 [:SOURce]:RADio:WCDMa:TGPP[:BBG]:DLINk:PSCH[:STATe]? This command turns the PSCH channel on or off.
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Remote Programming and Examples W-CDMA Subsystem SCPI Command Reference ESG Family Signal Generators Option 200 Uplink SCPI Commands External Clock Rate Multiplier [:SOURce]:RADio:WCDMa:TGPP[:BBG]:BBCLock:EXT:RATE X1|X2|X4 [:SOURce]:RADio:WCDMa:TGPP[:BBG]:BBCLock:EXT:RATE? This command sets the external clock rate for the baseband generator. The choices are ×1, ×2, or ×4. X1 3.84 MHz external clock X2 7.68 MHz external clock X4 15.
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ESG Family Signal Generators Option 200 Remote Programming and Examples W-CDMA Subsystem SCPI Command Reference FBI Fixed-Bit Pattern [:SOURce]:RADio:WCDMa:TGPP[:BBG]:ULINk:DPCCh:FBI:PATTern:FIX <0 to 1073741823> [:SOURce]:RADio:WCDMa:TGPP[:BBG]:ULINk:DPCCh:FBI:PATTern:FIX? This command sets the 30-bit feedback information (FBI) pattern for the uplink dedicated physical control channel (DPCCH).
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Remote Programming and Examples W-CDMA Subsystem SCPI Command Reference ESG Family Signal Generators Option 200 Slot Format [:SOURce]:RADio:WCDMa:TGPP[:BBG]:ULINk:DPCCh:SLOTformat <0 to 5> [:SOURce]:RADio:WCDMa:TGPP[:BBG]:ULINk:DPCCh:SLOTformat? This command sets the slot format for the uplink dedicated physical control channel (DPCCH).
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ESG Family Signal Generators Option 200 Remote Programming and Examples W-CDMA Subsystem SCPI Command Reference TFCI State Query [:SOURce]:RADio:WCDMa:TGPP[:BBG]:ULINk:DPCCh:TFCI[:STATe]? This query returns the status of the transport format combination indicator (TFCI) for the uplink dedicated physical control channel (DPCCH).
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Remote Programming and Examples W-CDMA Subsystem SCPI Command Reference ESG Family Signal Generators Option 200 TPC Pattern Trigger Polarity [:SOURce]:RADio:WCDMa:TGPP[:BBG]:ULINk:DPCCh:TPC:PATTern:TRIGger: POLarity POSitive|NEGative [:SOURce]:RADio:WCDMa:TGPP[:BBG]:ULINk:DPCCh:TPC:PATTern:TRIGger:POLarity? This command sets the pattern trigger polarity of the transmit power control (TPC) for the uplink dedicated physical control channel (DPCCH). The choices are either positive edge or negative edge.
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ESG Family Signal Generators Option 200 Remote Programming and Examples W-CDMA Subsystem SCPI Command Reference Data Fixed 4-Bit Pattern [:SOURce]:RADio:WCDMa:TGPP[:BBG]:ULINk:DPDCh:DATA:FIX4 <0 to 15> [:SOURce]:RADio:WCDMa:TGPP[:BBG]:ULINk:DPDCh:DATA:FIX4? This command sets the fixed 4-bit binary data for the uplink dedicated physical data channel (DPDCH).
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Remote Programming and Examples W-CDMA Subsystem SCPI Command Reference ESG Family Signal Generators Option 200 Slot Format [:SOURce]:RADio:WCDMa:TGPP[:BBG]:ULINk:DPDCh:SLOTformat <0 to 6> [:SOURce]:RADio:WCDMa:TGPP[:BBG]:ULINk:DPDCh:SLOTformat? This command sets the slot format for the uplink dedicated physical data channel (DPDCH). This value primarily decides the symbol rate value and the maximum channel code value as shown in the following table.
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ESG Family Signal Generators Option 200 Remote Programming and Examples W-CDMA Subsystem SCPI Command Reference Filter [:SOURce]:RADio:WCDMa:TGPP[:BBG]:ULINk:FILTer RNYQuist|NYQuist|GAUSsian| RECTangle|IS95|IS95_EQ|IS95_MOD|IS95_MOD_EQ|AC4Fm|UGGaussian|"" [:SOURce]:RADio:WCDMa:TGPP[:BBG]:ULINk:FILTer? This command selects one of the following filter types for the uplink configuration: RNYQuist Root Nyquist NYQuist Nyquist GAUSsian Gaussian RECTangle Rectangle IS95 IS-95 IS95 IS-95 wit
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Remote Programming and Examples W-CDMA Subsystem SCPI Command Reference ESG Family Signal Generators Option 200 Filter EVM/ACP Optimization (for Nyquist or Root Nyquist) [:SOURce]:RADio:WCDMa:TGPP[:BBG]:ULINk:FILTer:CHANnel EVM|ACP [:SOURce]:RADio:WCDMa:TGPP[:BBG]:ULINk:FILTer:CHANnel? This command optimizes a filter for the minimized error vector magnitude (EVM) or for the minimized adjacent channel power (ACP).
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ESG Family Signal Generators Option 200 Remote Programming and Examples W-CDMA Subsystem SCPI Command Reference Bit Error Rate Error Bits Query [:SOURce]:RADio:WCDMa:TGPP[:BBG]:ULINk:DCH[1]|2|3|4|5|6:DATA:BER:ERRor: BIT? This query returns the total number of bit errors for the selected bit error rate applied to the data for the uplink dedicated channel (DCH).
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Remote Programming and Examples W-CDMA Subsystem SCPI Command Reference ESG Family Signal Generators Option 200 Block Error Rate Error Blocks Query [:SOURce]:RADio:WCDMa:TGPP[:BBG]:ULINk:DCH[1]|2|3|4|5|6:DATA:BLER:ERRor: BLOCk? This query returns the total number of block errors for the selected block error rate applied to the data for the uplink dedicated channel (DCH).
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ESG Family Signal Generators Option 200 Remote Programming and Examples W-CDMA Subsystem SCPI Command Reference Cyclic Redundancy Code [:SOURce]:RADio:WCDMa:TGPP[:BBG]:ULINk:DCH[1]|2|3|4|5|6:CRC 0|8|12|16|24 [:SOURce]:RADio:WCDMa:TGPP[:BBG]:ULINk:DCH[1]|2|3|4|5|6:CRC? This command specifies the number of cyclic redundancy code (CRC) bits to be added to each transport channel block. The choices are 0, 8, 12, 16, and 24.
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Remote Programming and Examples W-CDMA Subsystem SCPI Command Reference ESG Family Signal Generators Option 200 Error Insertion Mode [:SOURce]:RADio:WCDMa:TGPP[:BBG]:ULINk:DCH[1]|2|3|4|5|6:DATA: EINSert BLER|BER|NONE [:SOURce]:RADio:WCDMa:TGPP[:BBG]:ULINk:DCH[1]|2|3|4|5|6:DATA:EINSert? This command toggles the error insertion mode between BLER (block error rate) and BER (bit error rate) for the uplink dedicated channel (DCH) selected.
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ESG Family Signal Generators Option 200 Remote Programming and Examples W-CDMA Subsystem SCPI Command Reference Uplink Setup Adjust Code Domain Power Level [:SOURce]:RADio:WCDMa:TGPP[:BBG]:ULINk:PADJust EQUal|SCALe This command adjusts the code domain power levels of all uplink channels. The following choices are available: EQUal Adjusts all channel powers to equal power settings that sum to 0 dB.
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Remote Programming and Examples W-CDMA Subsystem SCPI Command Reference ESG Family Signal Generators Option 200 Uplink Synchronization Setup Frame Clock Interval [:SOURce]:RADio:WCDMa:TGPP[:BBG]:ULINk:FCLock:INTerval FCL10|FCL20|FCL40|FCL80 [:SOURce]:RADio:WCDMa:TGPP[:BBG]:ULINk:FCLock:INTerval? This command sets the frame clock interval for the uplink synchronization source.
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ESG Family Signal Generators Option 200 Remote Programming and Examples W-CDMA Subsystem SCPI Command Reference Synchronization Triggering Mode [:SOURce]:RADio:WCDMa:TGPP[:BBG]:ULINk:SYNC:MODE SINGle|CONTinuous [:SOURce]:RADio:WCDMa:TGPP[:BBG]:ULINk:SYNC:MODE? This command selects the synchronization triggering mode. The following choices are available: SINGle Once triggered, the ESG generates one set of frames based on the reference clock.
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Remote Programming and Examples Programming Example ESG Family Signal Generators Option 200 Programming Example This section provides the following programming example: • uplink reference sensitivity 5-34 Fully Coded 3GPP W-CDMA Personality User’s and Programming Guide
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ESG Family Signal Generators Option 200 Remote Programming and Examples Programming Example Uplink Reference Sensitivity Use this example to configure the reference sensitivity setup for uplink. 10 !************************************************************** 20 ! 30 ! PROGRAM DESCRIPTION: In this example, the instrument is configured for 40 ! uplink (BS test). The carrier frequency is 1950 MHz at −121 dBm. 50 ! 60 ! Text within ‘[]’ is optional. Lower case is also optional.
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Remote Programming and Examples Programming Example 500 510 520 530 540 550 560 570 580 590 5-36 ESG Family Signal Generators Option 200 [:SOURce]:RADio:WCDMa:TGPP[:BBG]:ULINk:DCH[1]:DATA PN9 [:SOURce]:RADio:WCDMa:TGPP[:BBG]:ULINk:DCH[1]:NBLock 1 [:SOURce]:RADio:WCDMa:TGPP[:BBG]:ULINk:DCH[1]:RMATch 1 [:SOURce]:RADio:WCDMa:TGPP[:BBG]:ULINk:DCH[1]:CODE TCONv [:SOURce]:RADio:WCDMa:TGPP[:BBG]:ULINk:DCH[1]:CRC 16 [:SOURce]:RADio:WCDMa:TGPP[:BBG]:ULINk:DCH[1]:TTI 80000 !****************************************
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ESG Family Signal Generators Option 200 Remote Programming and Examples Programming Example Program Comments 10 to 110: Program description 120: Reset the signal generator. 130: Set the signal generator’s carrier frequency to 1950.000 MHz. 140: Set the signal generator’s carrier power to −121 dBm. 150: Turn on the modulation function. 160: Program border 170: Set the ESG for uplink parameters. 180: Set the phase polarity to normal.
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Remote Programming and Examples Programming Example ESG Family Signal Generators Option 200 470: Program border 480 Turn on the uplink dedicated channel (DCH) #1. 490 Set the block size of the uplink DCH #1 to 244. 500 Set the data pattern of the transport channel #1 to PN9. 510 Set the number of blocks of the uplink DCH #1 to 1. 520 Set the rate matching parameter of the transport channel #1 to 1. 530 Set the encoder type of the uplink DCH to 1/3 convolutional encoder.
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ESG Family Signal Generators Option 200 6 Programming Command Cross-Reference This chapter lists the W-CDMA softkeys and data fields along with their corresponding SCPI commands. For a complete list of the signal generator hardkeys and softkeys and their corresponding SCPI commands, please refer to the programming guide.
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Programming Command Cross-Reference ESG Family Signal Generators Option 200 Table 6-1.
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ESG Family Signal Generators Option 200 Programming Command Cross-Reference Table 6-1.
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Programming Command Cross-Reference ESG Family Signal Generators Option 200 Table 6-1. Mode – WCDMA Softkeys (Continued) Key or Data Field SCPI Command BER [:SOURce]:RADio:WCDMa:TGPP[:BBG]:ULINk:DCH[1]|2|3|4|5|6:DATA: BER[:VALue] <0.0000 to 1.
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ESG Family Signal Generators Option 200 Programming Command Cross-Reference Table 6-1.
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Programming Command Cross-Reference ESG Family Signal Generators Option 200 Table 6-1.
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ESG Family Signal Generators Option 200 Programming Command Cross-Reference Table 6-1.
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Programming Command Cross-Reference ESG Family Signal Generators Option 200 Table 6-1.
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ESG Family Signal Generators Option 200 Programming Command Cross-Reference Table 6-1.
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Programming Command Cross-Reference ESG Family Signal Generators Option 200 Table 6-1.
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ESG Family Signal Generators Option 200 Programming Command Cross-Reference Table 6-1.
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Programming Command Cross-Reference ESG Family Signal Generators Option 200 Table 6-1.
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ESG Family Signal Generators Option 200 Programming Command Cross-Reference Table 6-1.
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Programming Command Cross-Reference ESG Family Signal Generators Option 200 Table 6-1.
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ESG Family Signal Generators Option 200 Programming Command Cross-Reference Table 6-1.
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Programming Command Cross-Reference ESG Family Signal Generators Option 200 Table 6-1.
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Index Symbols # of Blocks data field, 3-2 % Power Other ESG data field, 3-2 % Power This ESG data field, 3-2 Numerics 1/2 Conv softkey, 3-3 1/3 Conv softkey, 3-3 10 msec softkey, 3-3 12 kbps (25.101 v3.5) softkey, 3-3 144 kbps (25.101 v3.5) softkey, 3-4 2 Box Setup softkey, 3-3 20 msec softkey, 3-4 3, 3-57 384 kbps (25.101 v3.5) softkey, 3-4 40 msec softkey, 3-4 64 kbps (25.101 v3.
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Index channel types downlink, 4-7 uplink, 4-13 Chip Rate data field, 3-17 Coding 1/2 Conv, 3-3 1/3 Conv, 3-3 None, 3-45 Turbo, 3-70 coding downlink DPCH, 1-3 uplink DPCCH and DPDCH, 1-5 Coding data field, 3-17 Config Transport softkey, 3-18 configure ESG downlink single ESG, 2-2 two ESGs, 2-10 uplink, 2-76 configure VSA downlink single ESG, 2-4 two ESGs, 2-16 uplink, 2-77 Copy File softkey, 3-18 couplings downlink, 4-10 CPICH, 4-10 DPCH, 4-10 OCNS, 4-11 PCCPCH, 4-11 PICH, 4-11 PSCH, 4-11 SSCH, 4-11 TrCH, 4
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Index DATA OUT signal description (Continued) uplink, 4-29 DATA signal description downlink, 4-23 Define User FIR softkey, 3-20 Delete All Rows softkey, 3-21 Delete Bits softkey, 3-21 Delete File softkey, 3-21 Delete Row softkey, 3-21 Delete softkey, 3-21 Delete To Beginning softkey, 3-21 Delete To End softkey, 3-21 Display FFT softkey, 3-22 Display Impulse Response softkey, 3-23 Display softkeys Display FFT, 3-22 Down/Up softkey, 3-23 downlink DPCCH frame structure, 4-4 DPDCH frame structure, 4-4 PCCPCH+S
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Index G Gaussian softkey, 3-34 Generate softkey, 3-35 Goto Bottom Row softkey, 3-35 Goto Middle Row softkey, 3-35 Goto Row softkey, 3-35 Goto Top Row softkey, 3-35 H Hamming softkey, 3-36 Hann softkey, 3-36 I I/O functionality downlink, 4-23 uplink, 4-28 I/O signal descriptions downlink, 4-23 uplink, 4-28 I/O timing diagram, uplink, 4-29 Insert 0’s softkey, 3-37 Insert 1’s softkey, 3-37 Insert PN15 softkey, 3-38 Insert PN9 softkey, 3-37 Insert Row softkey, 3-38 Insert softkey, 3-37 Interleaver data field
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Index performance tests adjacent channel selectivity base station (3G TS 25.141.7.4), 2-91 user equipment (3G TS 25.101.7.5), 2-35 base station tests, 2-79 physical and transport layer configuration, 2-80 preparation, 2-80 required equipment, 2-79 blocking characteristics base station (3G TS 25.141.7.5), 2-96 user equipment (3G TS 25.101.7.6), 2-42 dynamic range base station (3G TS 25.141.7.3), 2-86 intermodulation characteristics user equipment (3G TS 25.101.7.
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Index SCPI commands (Continued) BBCLock INT EXT baseband generation data clock source, 5-2 BBT downlink filter BbT, 5-12 uplink filter BbT, 5-25 BCHData PCCPch data type, 5-14 BER bit error rate actual value, 5-26 bit error rate error bits, 5-27 bit error rate total bits, 5-27 bit error rate value, 5-26 BETA DPCCH signaling value, 5-19 DPDCH signaling value, 5-23 BLER block error rate actual value, 5-27 block error rate total value, 5-28 block error rate value, 5-28 block error rate value setup, 5-27 BLKSi
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Index SCPI commands (Continued) RATE DPCCH symbol rate, 5-20 DPDCH symbol rate, 5-24 RCSetup downlink reference measurement channel, 5-5 RMATch downlink DCH rate matching attribute, 5-7 uplink DCH rate matching attribute, 5-30 RMCHannel uplink reference measurement channel, 5-31 SCALe IQ voltage scale, 5-3 SCRamblecode downlink scramble code, 5-5 uplink scramble code, 5-26 SDELay slot delay, 5-32 SLOTformat DPCCH slot format, 5-20 DPCH slot format, 5-10 DPDCH slot format, 5-24 SRATe DPCH Symbol Rate, 5-10
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Index softkeys (Continued) AMR 12.
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Index softkeys (Continued) Sync Source FClk SFN, 3-64 Sync Trigger Mode Single Cont, 3-65 Timing Offset, 3-67 TPC Pat Trig Off On, 3-68 TPC Pat Trig Polarity Neg Pos, 3-68 Transport CH, 3-68 Transport Channel #, 3-69 TrCH Setup, 3-69 TrCH State Off On, 3-69 Turbo, 3-70 UDI 64 (25.944 v3.0), 3-71 UDI 64 kbps, 3-71 UDI ISDN (25.944 v3.
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Index W W-CDMA Off On softkey, 3-75 Window Hamming, 3-36 Hann, 3-36 Kaiser, 3-41 None, 3-45 Window softkey, 3-75 I-10 Index