User's Manual

Terms and Abbreviations
FEB 2005 1X SC 4812T Lite BTS Optimization/ATP 1-13
PRELIMINARY
Standard and Non–standard
Terms and Abbreviations
Standard terms and abbreviations used in this manual are defined in
Cellular Glossary of Terms and Acronyms; 68P09213A95. Any
non–standard terms or abbreviations included in this manual are listed in
Table 1-2.
Table 1-2: Non–Standard Terms and Abbreviations
Term or
Abbreviation
Definition
1X One of two bandwidths currently defined in the IS–2000 CDMA Specification, that
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.
BBX–1X Broad Band Transceiver, 1X. Third Generation BBX Card with CDMA2000 1X Packet
as well as IS–95A/B Capability.
BBXR Redundant BBX for a SCCP Cage or Cage.
CCD Clock Combining and Distribution.
SCCP Cage Card that accepts Timing Signals from the active source and distributes them
to other SCCP Cage Cards/Modules.
CIO Combiner Input/Output
DBPF Dual Bandpass Filter
DBM Debug Monitor
DLM DownLoad Manager.
A Software Application resident on the GLI Card that permits download of software
upgrades from the Centralized Base Station Controller (CBSC) to BTSs without the need
for a site visit.
DMAC Digital Metering, Alarm, Control
Part of the Meter Alarm Panel (MAP) that provides control of and status information for
the AC Power Rectifiers as well as Back–up Battery monitoring and test capability.
– This term is used interchangeably with MAP. Refer to below.
DPLL Digital Phase–Locked Loop
DRF Duplexer, TX/RX Filter.
Provides duplexing of BTS transmit and Receive Signals to one antenna per sector.
– Each RF Path may contain a Dual Directional Coupler on each Antenna Port that
allows sampling of Antenna Signals in the Forward (Transmit) and Reflected
(Receive) Directions for use by an RF Diagnostic Subsystem (RFDS).
table continued on next page
1