Operating Manual

PRIVATE AND CONFIDENTIAL © 2021 FRTEK CO., LTD.
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39GHz_L 5G Wireless Optical DAS Operating Manual
System Specification
4.1 System Specification
39GHz_L 5G Wireless Optical DAS is a 2X2 MIMO equipment for US 5G NR service, and is designed
to operate on mmWave 37GHz frequency band with 1GHz bandwidth. This system satisfies the
following functions and performances, and for items not mentioned satisfies 3GPP performance
standard..
- This system DU transmit/receives RF signal wirelessly with base station, the mRU is installed on
radio shaded areas to eliminate radio shading areas.
- The system wireless quality for 5G NR service satisfies at least 80% or more of base station
wireless quality.
- When UE moves to allocated base station it supports continuous hand over.
4.1.1 Downlink Specification
Item
Specification
DU DL (Input Part)
mRU DL (Output Part)
Input Frequency
38.1GHz ±500MHz
IF ±500MHz
Output Frequency
IF ±500MHz
38.1GHz ±500MHz
Input Level
-55dBm ~ -35dBm
-
Output Level
-
+20dBm
ACLR
≥ 28dBc
4.1.2 Uplink Specification
Item
Specification
DU UL (Output Part)
mRU UL (Input Part)
Input Frequency
IF ±500MHz
38.1GHz ±500MHz
Output Frequency
38.1GHz ±500MHz
IF ±500MHz
Input Level
-
-55dBm ~ -35dBm
Output Level
+20dBm
-
ACLR
≥ 28dBc