Wrfe Module; Figure 15 Wdpa Working Principle; Table 10 Wrfe Performance Specifications - Zte ZXMBW E9230 User Manual

ZXMBW E9230 User Manual
Function
Performance
Specifications
22 Confidential and Proprietary Information of ZTE CORPORATION
F 15 WDPA W
IGURE ORKING
The WDPA module consists of an Amplifier Circuit, Circulator, Cou-
pler, Power Supply Unit, Alarm Reporting Unit, and LNA .
� Amplifier Circuit provides the main RF amplification channel.
�
Circulator separates the receiving and sending signals.
� Coupler extracts the RF signals transmitted by the BS for mon-
itoring and measurement.
� Power Supply Unit provides power for each unit.
�
Alarm Reporting Unit reports such alarms as temperature,
high/low power and standing wave alarms.
� Low Noise Amplifier (LNA) amplifies the received signals.

WRFE Module

The WRFE module is the WiMAX RF Front End Filter module of
ZXMBW E9230.
The WRFE module provides the following functions:
� Provides the RF interface to transfer RF signals to the antenna.
� Filters RF signals.
� Provides RF unit lightning proof function.
� Isolates uplink from downlink.
Table 10 lists the performance specifications of the WRFE module.
T 10 WRFE P
ABLE ERFORMANCE
Index Range
Frequency 2496 MHz ~ 2690 MHz
range
P
RINCIPLE
S
PECIFICATIONS