Reference Manual

RBS 2000 Glossary
&058
Central Main Replaceable Unit.
The RBS is physically connected to the Base Station
Controller (BSC) via the CMRU. There is only one
CMRU in each RBS.
0DFUR CMRU = DXU
0LFUR CMRU = The whole RBS
&18
Combining Network Unit
&RPSU
Compressor
&21
LAPD concentrator
LAPD concentration is used to reduce the number of
required physical links between the BSC and BTS.
&RQILJ
Configuration
&RVLWLQJ
Co-siting is the operation of radio equipment from more
than one mobile telephone system and/or frequency on
the same site sharing common equipment.
&3,
Communication and Power Interface
&3,
Customer Product Information
&38
Central Processing Unit
&5&
Cyclic Redundancy Check
&6
Coding Scheme
&6$
Canadian Standards Association
&6(6
Consecutive Severely Errored Second
&68
Channel Service Unit
&8
Combining Unit (RU in CDU_D)
&;8
Configuration Switch Unit
'DQQLH
ASIC in the TRU
'%
DataBase
'&
Direct Current
7 (22)
EN/LZT 720 0283 Uen R1A