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Abbreviations and Acron yms Chapter 1: Introduction and Fr ame Identication
Abbreviations and Acronyms
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Abbreviations and Acronyms
T able 1 -1 identifies the equipment related abbreviations and acronyms used in this manual.
Table 1 -1 Abbreviations and Acron yms
Acronym
Denition
1X
One of two bandwidths currently defined in the IS -2000 CDMA
specification, which extends the capability of the IS -95A and B
specifications. 1X bandwidth provides wireless packet voice and data
transmission capability at up to 144 Kbps.
A Ampere or Amp
AC
Alternating Current
AN
Aggregation Node
A TP
Acceptance T est Plan
A WG American W ire Gauge
BSI
Baseband Switch Interface
BS S Base Station System
BS SAN
Base Station System (BS S) Access Network. The BS SAN consists of a
R adio Access Network (RAN) and an AN . It may also include a Digital
Access and Cross-connect System to support split backhaul and a Selector
Distribution Unit (SDU).
BTS
Base Transceiver Station or Base Transceiver Subsystem
CB
Circuit Breaker
CBSC
Centralized Base Station Controller
CCW
Counter Clockwise
CDMA
Code Division Multiple Access
CE
Channel Element
CW
Clockwise
DC Direct Current
DIV
Diversity
DMI
Digital Module Internal
DMM
Digital Multi-Meter
E -GPS
External-GPS
ESD
Electro-Static Discharge
Continued
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PRELIMINARY A UG 2007