ZTE Corporation ZXMBW-R9100 사용자 설명서
Chapter 2 Hardware Description
WRPM Work
Principle
shows the work principle block diagram of
module.
F
IGURE
6 WRPM W
ORK
P
RINCIPLE
Description
The WRPM module consists of an
filtering unit, protection unit,
DC-DC conversion unit and alarm monitoring unit. The function of
each component is introduced below.
each component is introduced below.
�
EMI filtering unit provides filtering function.
�
Protection unit provides over-voltage or under-voltage pro-
tection.
tection.
�
DC-DC conversion unit provides power supply conversion.
�
Alarm monitoring unit reports the under-voltage, over-volt-
age and over-current alarms.
age and over-current alarms.
WDPA
WDPA Functions
Short Description
In ZXMBW R9100, the WiMAX Digital Power Amplifier (WDPA)
module amplifies the RF power.
module amplifies the RF power.
The
module performs the following functions:
�
amplification
�
measurement
�
Alarm reporting
WDPA Work Principle
Short Description
The following describes the working principle of WiMAX Digital
Power Amplifier (WDPA) module.
Power Amplifier (WDPA) module.
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