APPLICATION SPECIFICATION 2.4/5GHZ WIFI DUAL BAND ANTENNA WITH SIDE SOLDER CABLE TABLE OF CONTENTS 1.0 SCOPE 2.0 PRODUCT DESCRIPTION 3.0 APPLICABLE DOCUMENTS 4.0 ANTENNA PERFORMANCE 5.0 ASSEMBLY GUIDELINE 6.0 THE ANTENNA PERFORMANCE VARIATION WITH CABLE LENGTH 7.0 RF PERFORMANCE AS A FUNCTION OF IMPLEMENTATION REVISION: C ECR/ECN INFORMATION: TITLE: EC No: 171309 DATE: 2018/01/24 DOCUMENT NUMBER: AS-2042810100 SHEET No. 2.
APPLICATION SPECIFICATION 2.4/5GHZ WIFI DUAL BAND ANTENNA WITH SIDE SOLDER CABLE 1.0 SCOPE This specification describes the antenna application and surrounding. The information in this document is for reference and benchmark purposes only. The user is responsible for validating antenna RF performance based on the user’s actual implementation. Although this document AS-2042810100 is for U.FL compatible connector and 100mm cable, it is applicable to all products under 204281 series.
APPLICATION SPECIFICATION 3.0 APPLICABLE DOCUMENTS Document Sales Drawing(SD) Product Specification (PS) Packing Drawing(PK) 4.0 Number SD-2042810100 SD-2042811100 PS-2042810100 PK-2042810100 Description Mechanical Dimension of the product Product Specification Product packaging specifications ANTENNA PERFORMANCE 4.1 RF TEST CONDITIONS All measurements are done of the antenna mounted on a PC/ABS material block of 1mm thickness with VNA Agilent 5071C and Over-The-Air (OTA) chamber.
APPLICATION SPECIFICATION FIGURE4.1.2 ANTENNA LOADED WITH PC/ABS BLOCK OF 1MM THICKNESS TESTED WITH VNA E5071C REVISION: C ECR/ECN INFORMATION: TITLE: EC No: 171309 DATE: 2018/01/24 DOCUMENT NUMBER: AS-2042810100 SHEET No. 2.4/5G WIFI ANTENNA WITH SIDE SOLDER CABLE 4 of 32 CREATED / REVISED BY: CHECKED BY: APPROVED BY: Benson Liu 2018/01/24 Kang Cheng 2018/01/24 Chris Zhong 2018/01/24 TEMPLATE FILENAME: APPLICATION_SPEC[SIZE_A](V.1).
APPLICATION SPECIFICATION FIGURE4.1.3 ANTENNA LOADED WITH PC/ABS BLOCK OF 1MM THICKNESS TESTED IN OTA CHAMBER REVISION: C ECR/ECN INFORMATION: TITLE: EC No: 171309 DATE: 2018/01/24 DOCUMENT NUMBER: AS-2042810100 SHEET No. 2.4/5G WIFI ANTENNA WITH SIDE SOLDER CABLE 5 of 32 CREATED / REVISED BY: CHECKED BY: APPROVED BY: Benson Liu 2018/01/24 Kang Cheng 2018/01/24 Chris Zhong 2018/01/24 TEMPLATE FILENAME: APPLICATION_SPEC[SIZE_A](V.1).
APPLICATION SPECIFICATION 4.2 ANTENNA PERFORMANCE Description Equipment Requirement Frequency Range VNA E5071C 2.4-2.5GHz 5.15-5.85GHz Return Loss VNA E5071C Peak Gain (Max) OTA Chamber 2.0dBi 3.3dBi Average Total Efficiency OTA Chamber >65% >68% Polarization OTA Chamber Linear Input Impedance VNA E5071C 50 ohms < -10 dB Note that the above antenna performance is measured with just the antenna mounted on a PC/ABS block to similar a free-space condition.
APPLICATION SPECIFICATION 4.3 RETURN LOSS PLOT All measurements in this document are done with a cable length of 100mm. FIGURE 4.3.1 RETURN LOSS OF ANTENNA AT WIFI 2.4GHZ BAND IN FREE SPACE REVISION: C ECR/ECN INFORMATION: TITLE: EC No: 171309 DATE: 2018/01/24 DOCUMENT NUMBER: AS-2042810100 SHEET No. 2.
APPLICATION SPECIFICATION FIGURE 4.3.2 RETURN LOSS OF ANTENNA AT WIFI 5GHZ BAND IN FREE SPACE REVISION: C ECR/ECN INFORMATION: TITLE: EC No: 171309 DATE: 2018/01/24 DOCUMENT NUMBER: AS-2042810100 SHEET No. 2.4/5G WIFI ANTENNA WITH SIDE SOLDER CABLE 8 of 32 CREATED / REVISED BY: CHECKED BY: APPROVED BY: Benson Liu 2018/01/24 Kang Cheng 2018/01/24 Chris Zhong 2018/01/24 TEMPLATE FILENAME: APPLICATION_SPEC[SIZE_A](V.1).
APPLICATION SPECIFICATION 4.4 EFFICIENCY PLOT All measurements in this document are done with a cable length of 100mm. FIGURE 4.4.1 EFFICIENCY OF ANTENNA AT WIFI 2.4GHZ BAND IN FREE SPACE REVISION: C ECR/ECN INFORMATION: TITLE: EC No: 171309 DATE: 2018/01/24 DOCUMENT NUMBER: AS-2042810100 SHEET No. 2.
APPLICATION SPECIFICATION FIGURE 4.4.2 EFFICIENCY OF ANTENNA AT WIFI 5GHZ BAND IN FREE SPACE REVISION: C ECR/ECN INFORMATION: TITLE: EC No: 171309 DATE: 2018/01/24 DOCUMENT NUMBER: AS-2042810100 SHEET No. 2.4/5G WIFI ANTENNA WITH SIDE SOLDER CABLE 10 of 32 CREATED / REVISED BY: CHECKED BY: APPROVED BY: Benson Liu 2018/01/24 Kang Cheng 2018/01/24 Chris Zhong 2018/01/24 TEMPLATE FILENAME: APPLICATION_SPEC[SIZE_A](V.1).
APPLICATION SPECIFICATION 4.5 RADIATION PATTERN All measurements in this document are done with a cable length of 100mm. FIGURE 4.5.1 2D RADIATION PATTERN OF ANTENNA AT 2.45GHZ IN FREE SPACE REVISION: C ECR/ECN INFORMATION: TITLE: EC No: 171309 DATE: 2018/01/24 DOCUMENT NUMBER: AS-2042810100 SHEET No. 2.
APPLICATION SPECIFICATION FIGURE 4.5.2 2D RADIATION PATTERN OF ANTENNA AT 5.45GHZ IN FREE SPACE REVISION: C ECR/ECN INFORMATION: TITLE: EC No: 171309 DATE: 2018/01/24 DOCUMENT NUMBER: AS-2042810100 SHEET No. 2.4/5G WIFI ANTENNA WITH SIDE SOLDER CABLE 12 of 32 CREATED / REVISED BY: CHECKED BY: APPROVED BY: Benson Liu 2018/01/24 Kang Cheng 2018/01/24 Chris Zhong 2018/01/24 TEMPLATE FILENAME: APPLICATION_SPEC[SIZE_A](V.1).
APPLICATION SPECIFICATION FIGURE 4.5.3 3D RADIATION PATTERN OF ANTENNA AT 2.45GHZ IN FREE SPACE REVISION: C ECR/ECN INFORMATION: TITLE: EC No: 171309 DATE: 2018/01/24 DOCUMENT NUMBER: AS-2042810100 SHEET No. 2.4/5G WIFI ANTENNA WITH SIDE SOLDER CABLE 13 of 32 CREATED / REVISED BY: CHECKED BY: APPROVED BY: Benson Liu 2018/01/24 Kang Cheng 2018/01/24 Chris Zhong 2018/01/24 TEMPLATE FILENAME: APPLICATION_SPEC[SIZE_A](V.1).
APPLICATION SPECIFICATION FIGURE 4.5.4 3D RADIATION PATTERN OF ANTENNA AT 5.45GHZ IN FREE SPACE REVISION: C ECR/ECN INFORMATION: TITLE: EC No: 171309 DATE: 2018/01/24 DOCUMENT NUMBER: AS-2042810100 SHEET No. 2.4/5G WIFI ANTENNA WITH SIDE SOLDER CABLE 14 of 32 CREATED / REVISED BY: CHECKED BY: APPROVED BY: Benson Liu 2018/01/24 Kang Cheng 2018/01/24 Chris Zhong 2018/01/24 TEMPLATE FILENAME: APPLICATION_SPEC[SIZE_A](V.1).
APPLICATION SPECIFICATION 5.0 ASSEMBLY GUIDELINE The flex antenna comes with an adhesive 3M9077 for assemble onto the plastic wall of the system. The surface should be smooth with Ra<1.6um, and need to clean the surface before sticking this product. The antenna cannot be placed on a metallic surface. FIGURE 5.1 ASSEMBLY GUIDELINE During the assembly of the antenna in a device, the cable needs to be positioned away from the antenna flex to achieve best performance.
APPLICATION SPECIFICATION FIGURE 5.2 CABLE BENDING 6.0 THE ANTENNA PERFORMANCE VARIATION WITH CABLE LENGTH 6.1 CABLE LOSS ITEM DESCRIPTION TEST CONDITION Frequency Range 2.4GHz/5GHz 1m cable measured by VNA5071C 6.1.1 REVISION: C Attenuation REQUIREMENTS 2GHz~3GHz 5GHz~6.0GHz ≤3.5dB/m ≤5dB/m ECR/ECN INFORMATION: TITLE: EC No: 171309 DATE: 2018/01/24 DOCUMENT NUMBER: AS-2042810100 SHEET No. 2.
APPLICATION SPECIFICATION 6.2 CABLE LENGTH AFFECT THE ANTENNA PERFORMANCE Balance antenna resonance is insensitive by cable’s length, but the cable’s loss will affect the total efficiency. Refer to 6.1.1. 6.3 FOR EXAMPLE Frequency (MHz) 2400 2420 2440 2460 2480 2500 5150 5200 5250 5300 5350 5400 5450 5500 5550 5600 5650 5700 5750 5800 5850 100mm cable Efficiency Efficiency (dB) (%) X -1.91 64.44 -1.66 68.21 -1.55 69.92 -1.56 69.74 -1.79 66.18 -1.94 64.02 -1.72 67.25 -1.49 71.00 -1.46 71.40 -1.62 68.
APPLICATION SPECIFICATION 7.0 RF PERFORMANCE AS A FUNCTION OF IMPLEMENTATION 7.1 ANTENNA RF PERFORMANCE AS A FUNCTION OF DIFFERENT LOCATIONS WITH PARALLEL PLANE GROUND Antenna performance will be degraded if the antenna is placed too close to a ground plane. Four locations from 5mm, 10mm, 15mm and 20mm with a parallel plane ground have been evaluated. The locations are shown in figure 7.1.1. The plane ground size is 90mm*90mm.
APPLICATION SPECIFICATION FIGURE 7.1.2 RETURN LOSS OF ANTENNA AT WIFI 2.4GHZ BAND AT FOUR LOCATIONS WITH PARALLEL PLANE GROUND REVISION: C ECR/ECN INFORMATION: TITLE: EC No: 171309 DATE: 2018/01/24 DOCUMENT NUMBER: AS-2042810100 SHEET No. 2.4/5G WIFI ANTENNA WITH SIDE SOLDER CABLE 19 of 32 CREATED / REVISED BY: CHECKED BY: APPROVED BY: Benson Liu 2018/01/24 Kang Cheng 2018/01/24 Chris Zhong 2018/01/24 TEMPLATE FILENAME: APPLICATION_SPEC[SIZE_A](V.1).
APPLICATION SPECIFICATION FIGURE 7.1.3 RETURN LOSS OF ANTENNA AT WIFI 5GHZ BAND AT FOUR LOCATIONS WITH PARALLEL PLANE GROUND REVISION: C ECR/ECN INFORMATION: TITLE: EC No: 171309 DATE: 2018/01/24 DOCUMENT NUMBER: AS-2042810100 SHEET No. 2.4/5G WIFI ANTENNA WITH SIDE SOLDER CABLE 20 of 32 CREATED / REVISED BY: CHECKED BY: APPROVED BY: Benson Liu 2018/01/24 Kang Cheng 2018/01/24 Chris Zhong 2018/01/24 TEMPLATE FILENAME: APPLICATION_SPEC[SIZE_A](V.1).
APPLICATION SPECIFICATION FIGURE 7.1.4 EFFICIENCY OF ANTENNA AT WIFI 2.4GHZ BAND AT FOUR LOCATIONS WITH PARALLEL PLANE GROUND REVISION: C ECR/ECN INFORMATION: TITLE: EC No: 171309 DATE: 2018/01/24 DOCUMENT NUMBER: AS-2042810100 SHEET No. 2.4/5G WIFI ANTENNA WITH SIDE SOLDER CABLE 21 of 32 CREATED / REVISED BY: CHECKED BY: APPROVED BY: Benson Liu 2018/01/24 Kang Cheng 2018/01/24 Chris Zhong 2018/01/24 TEMPLATE FILENAME: APPLICATION_SPEC[SIZE_A](V.1).
APPLICATION SPECIFICATION FIGURE 7.1.5 EFFICIENCY OF ANTENNA AT WIFI 5GHZ BAND AT FOUR LOCATIONS WITH PARALLEL PLANE GROUND REVISION: C ECR/ECN INFORMATION: TITLE: EC No: 171309 DATE: 2018/01/24 DOCUMENT NUMBER: AS-2042810100 SHEET No. 2.4/5G WIFI ANTENNA WITH SIDE SOLDER CABLE 22 of 32 CREATED / REVISED BY: CHECKED BY: APPROVED BY: Benson Liu 2018/01/24 Kang Cheng 2018/01/24 Chris Zhong 2018/01/24 TEMPLATE FILENAME: APPLICATION_SPEC[SIZE_A](V.1).
APPLICATION SPECIFICATION 7.2 ANTENNA RF PERFORMANCE AS A FUNCTION OF DIFFERENT LOCATIONS WITH VERTICAL PLANE GROUND Antenna performance will be degraded if the antenna is placed too close to a ground plane. Four locations of 5mm, 10mm, 15mm and 20mm away from the vertical plane ground have been evaluated. These locations are shown in figure 7.2.1. The plane ground size is 90mm*90mm. The antenna performance is better with larger distance between antenna and vertical plane ground.
APPLICATION SPECIFICATION FIGURE 7.2.2 RETURN LOSS OF ANTENNA AT WIFI 2.4GHZ BAND AT FOUR LOCATIONS WITH VERTICAL PLANE GROUND REVISION: C ECR/ECN INFORMATION: TITLE: EC No: 171309 DATE: 2018/01/24 DOCUMENT NUMBER: AS-2042810100 SHEET No. 2.4/5G WIFI ANTENNA WITH SIDE SOLDER CABLE 24 of 32 CREATED / REVISED BY: CHECKED BY: APPROVED BY: Benson Liu 2018/01/24 Kang Cheng 2018/01/24 Chris Zhong 2018/01/24 TEMPLATE FILENAME: APPLICATION_SPEC[SIZE_A](V.1).
APPLICATION SPECIFICATION FIGURE 7.2.3 RETURN LOSS OF ANTENNA AT WIFI 5GHZ BAND AT FOUR LOCATIONS WITH VERTICAL PLANE GROUND REVISION: C ECR/ECN INFORMATION: TITLE: EC No: 171309 DATE: 2018/01/24 DOCUMENT NUMBER: AS-2042810100 SHEET No. 2.4/5G WIFI ANTENNA WITH SIDE SOLDER CABLE 25 of 32 CREATED / REVISED BY: CHECKED BY: APPROVED BY: Benson Liu 2018/01/24 Kang Cheng 2018/01/24 Chris Zhong 2018/01/24 TEMPLATE FILENAME: APPLICATION_SPEC[SIZE_A](V.1).
APPLICATION SPECIFICATION FIGURE 7.2.4 EFFICIENCY OF ANTENNA AT WIFI 2.4GHZ BAND AT FOUR LOCATIONS WITH VERTICAL PLANE GROUND REVISION: C ECR/ECN INFORMATION: TITLE: EC No: 171309 DATE: 2018/01/24 DOCUMENT NUMBER: AS-2042810100 SHEET No. 2.4/5G WIFI ANTENNA WITH SIDE SOLDER CABLE 26 of 32 CREATED / REVISED BY: CHECKED BY: APPROVED BY: Benson Liu 2018/01/24 Kang Cheng 2018/01/24 Chris Zhong 2018/01/24 TEMPLATE FILENAME: APPLICATION_SPEC[SIZE_A](V.1).
APPLICATION SPECIFICATION FIGURE 7.2.5 EFFICIENCY OF ANTENNA AT WIFI 5GHZ BAND AT FOUR LOCATIONS WITH VERTICAL PLANE GROUND REVISION: C ECR/ECN INFORMATION: TITLE: EC No: 171309 DATE: 2018/01/24 DOCUMENT NUMBER: AS-2042810100 SHEET No. 2.4/5G WIFI ANTENNA WITH SIDE SOLDER CABLE 27 of 32 CREATED / REVISED BY: CHECKED BY: APPROVED BY: Benson Liu 2018/01/24 Kang Cheng 2018/01/24 Chris Zhong 2018/01/24 TEMPLATE FILENAME: APPLICATION_SPEC[SIZE_A](V.1).
APPLICATION SPECIFICATION 7.3 ANTENNA RF PERFORMANCE AS A FUNCTION OF DIFFERENT DISTANCES WITH PARALLEL PLANE GROUND Antenna performance will be degraded if the antenna is placed too close to a ground plane. Four locations 5mm,10mm,15mm and 20mm from a parallel plane ground have been evaluated. These locations are shown in figure 7.3.1. The plane ground size is 90mm*90mm. The antenna performance is better with larger distance between the antenna and the parallel plane ground.
APPLICATION SPECIFICATION FIGURE 7.3.2 RETURN LOSS OF ANTENNA AT WIFI 2.4GHZ BAND AT FOUR LOCATIONS WITH PARALLEL PLANE GROUND REVISION: C ECR/ECN INFORMATION: TITLE: EC No: 171309 DATE: 2018/01/24 DOCUMENT NUMBER: AS-2042810100 SHEET No. 2.4/5G WIFI ANTENNA WITH SIDE SOLDER CABLE 29 of 32 CREATED / REVISED BY: CHECKED BY: APPROVED BY: Benson Liu 2018/01/24 Kang Cheng 2018/01/24 Chris Zhong 2018/01/24 TEMPLATE FILENAME: APPLICATION_SPEC[SIZE_A](V.1).
APPLICATION SPECIFICATION FIGURE 7.3.3 RETURN LOSS OF ANTENNA AT WIFI 5GHZ BAND AT FOUR LOCATIONS WITH PARALLEL PLANE GROUND REVISION: C ECR/ECN INFORMATION: TITLE: EC No: 171309 DATE: 2018/01/24 DOCUMENT NUMBER: AS-2042810100 SHEET No. 2.4/5G WIFI ANTENNA WITH SIDE SOLDER CABLE 30 of 32 CREATED / REVISED BY: CHECKED BY: APPROVED BY: Benson Liu 2018/01/24 Kang Cheng 2018/01/24 Chris Zhong 2018/01/24 TEMPLATE FILENAME: APPLICATION_SPEC[SIZE_A](V.1).
APPLICATION SPECIFICATION FIGURE 7.3.4 EFFICIENCY OF ANTENNA AT WIFI 2.4GHZ BAND AT FOUR LOCATIONS WITH PARALLEL PLANE GROUND REVISION: C ECR/ECN INFORMATION: TITLE: EC No: 171309 DATE: 2018/01/24 DOCUMENT NUMBER: AS-2042810100 SHEET No. 2.4/5G WIFI ANTENNA WITH SIDE SOLDER CABLE 31 of 32 CREATED / REVISED BY: CHECKED BY: APPROVED BY: Benson Liu 2018/01/24 Kang Cheng 2018/01/24 Chris Zhong 2018/01/24 TEMPLATE FILENAME: APPLICATION_SPEC[SIZE_A](V.1).
APPLICATION SPECIFICATION FIGURE 7.3.5 EFFICIENCY OF ANTENNA AT WIFI 5GHZ BAND AT FOUR LOCATIONS WITH PARALLEL PLANE GROUND REVISION: C ECR/ECN INFORMATION: TITLE: EC No: 171309 DATE: 2018/01/24 DOCUMENT NUMBER: AS-2042810100 SHEET No. 2.4/5G WIFI ANTENNA WITH SIDE SOLDER CABLE 32 of 32 CREATED / REVISED BY: CHECKED BY: APPROVED BY: Benson Liu 2018/01/24 Kang Cheng 2018/01/24 Chris Zhong 2018/01/24 TEMPLATE FILENAME: APPLICATION_SPEC[SIZE_A](V.1).
