communications and electronics enginering: 2014

Friday, December 12, 2014

ios‐1700
ios‐2610‐2613

ios‐2610xm‐2611xm
    ios‐2691
    ios‐3620
    ios‐3640
    ios‐3660
    ios‐7200
    c3745‐adventerprisek9‐mz.124‐12.bin
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HUAWEI BTS 3012

Features and Functions:

Support GSM 800M、850M、900M、1800M、1900M
Support networking topology includes star, tree, chain and ring
Support A5/1 and A5/2 encryption/decryption
Support GPRS and EDGE
Support dynamic and static power control
Support the omni-directional coverage and directional coverage
Double Transceiver Unit (DTRU). A single cabinet can support up to 12 carriers. It can smoothly evolve into WCDMA
Transmit diversity, 4-receive diversity
Support Power Boost Technology (PBT)
BTS3012 can share cabinet with WCDMA base station. The module of WCDMA base station can be inserted in the BTS3012 cabinet
Support more various transmission mode includes E1, STM-1, microwave, and satellite transmission
The DTRU of the BTS3012 can be inserted into BTS30/BTS312 with -48V DC power supply

Common Subsystem:

o DTMU Transmission timing& management unit for DTRU BTS

o DEMU Environment Monitoring Unit for DTRU BTS

o DCSU Combined cabinet Signal connection Unit for DTRU BTS

o DCCU Cable Connection Unit for DTRU BTS

DATU Antenna and TMA control unit for DTRU BTS

DTMU

o Providing the external GPS input, the BITS synchronized clock input

o Providing 4-route or 8-route E1 input，backup between the active and standby boards

o Providing local MMI maintenance of the 10 M network port

o Controlling, maintaining, and operating the BTS

o Providing fault management, configuration management, performance management, and security management

o Supporting 8-route digital alarm input. Two routes are lightning arrester failure alarm detection