ZTE Corporation RSUC1930 Manual Do Utilizador
ZXSDR RSUC User Manual
T
ABLE
3 T
HE FUNCTIONS OF SUBSYSTEM
Part
Description
RTR
RTR, the unit that integrates the processor, clock,
interface, DPD digital predistortion, RF
transmitting and receiving functions, is the core
unit of the ZXSDR RSUC.
unit of the ZXSDR RSUC.
PA
�
Amplifies downlink RF signal input via the RTR
and then sends the signal to the DFL
and then sends the signal to the DFL
�
Provides digital pre-distortion feedback signals
for the RTR
for the RTR
�
Provides a PA output enable/disable interface
DFL
�
Performs filtering and low noise amplification of
the reverse CDMA signal from the antenna
the reverse CDMA signal from the antenna
�
Filters the forward RF signal to be sent
�
Reports LNA alarms to the RTR
�
In the case of main/diversity combined cabinets,
the main receive LNA output end of the DFL
has the power splitter function and reserves an
external port (Rx out)
the main receive LNA output end of the DFL
has the power splitter function and reserves an
external port (Rx out)
RPDC
Converts -48V DC input power supply to DC power
supply required by the PA, RTR, or DFL
supply required by the PA, RTR, or DFL
Signal Processing Flow
The internal signal processing flow of ZXSDR RSUC is as below:
�
Forwardlink processing
The business data from
enters the RTR, and then for inter-
mediate frequency processing. After the power amplification
sent to the antenna for transmission.
sent to the antenna for transmission.
�
Reverselink processing
The reverse
signals from the antenna are converted to
baseband digital signal by RTR, then send to
Technical Specifications
Physical Indices
Dimension
The dimensions of ZXSDR RSUC in mm are : 482.6(H) × 88 (W)
× 360.0 (D).
× 360.0 (D).
14
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