ZTE Corporation R8854S2600 Manuale Utente
ZXSDR R8854 S2600 Product Description
ZTE Confidential & Proprietary
9
Figure 2-2 System Structure
Notes: QTR means Quad-channel Transceiver used for 4T4R.
R8854 S2600 includes four main hardware modules.
Quad-channel Transceiver (QTR)
Duplex Filters (DFL)
Power Amplifier (PA)
Power module (PWR)
2.2.1
QTR
The QTR has following functions:
Provides 4 receiving signals and 4 transmitting signals;
Converts uplink/downlink radio signal;
Multiplexes downlink IQ signal and de-multiplexes uplink IQ signal;
QTR
PWR
DFL
CPRI 1
CPRI 2
PWR ALM
DC in
ANT1 ANT2 ANT3 ANT4
R8854
PA
PA Out
GND
CPRI links
AISG/MON
NSBT