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User Manual
Airbridge cBTS3612 CDMA Base Station
PSU
Power Supply Unit
PVC
Permanent Virtual Channel
PVP
Permanent Virtual Path
PWM
Pulse-Width Modulation
Q
QIB
Quality Identification Bit
QoS
Quality of Service
QPCH
Quick Paging Channel
QPSK
Quadrature Phase Shift Keying
R
R-ACH
Reverse Access Channel
RC
Rate Configuration
RC1
Rate Configuration 1
RC2
Rate Configuration 2
RC3
Rate Configuration 3
RC4
Rate Configuration 4
R-CCCH
Reverse Common Control Channel
R-DCCH
Reverse Dedicated Control Channel
R-EACH
Reverse Enhanced Access Channel
RF
Radio Frequency
R-FCH
Reverse Fundamental Channel
RLDU
Receive LNA Distribution Unit
RLP
Radio Link Protocol
RM
Radio Management
RNC
Radio Network Controller
R-PC
Reverse Power Control subchannel
R-PICH
Reverse Pilot Channel
R-SCCH
Reverse Supplemental Code Channel
R-SCH
Reverse Supplemental Channel
RSQI
Receive Signal Quality Indicator
R-TCH
Reverse Traffic Channel
S
SCH
Supplemental Channel
SDH
Synchronous Digital Hierarchy
SID
System Identification
SME
Signaling Message Encryption
SDU
Selection/Distribution Unit
SPU
Signaling Process Unit
SSSAR
Special Service Segmentation and Reassemble
STM -1
Synchronization Transfer Mode 1
STS
Space Time Spreading
T
TA
Timing Advance
TA
Terminal Adapter
TAm
Mobile Terminal Adapter
TCP
Transport Control Protocol
TDD
Time Division Duplex
TDMA
Time Division Multiple Access
TE1
Terminal Equipment 1
TE2
Terminal Equipment 2
TIA
Telecommunications Industry Association
TMSI
Temp Mobile Subscriber Identifier
TRX
Transceiver
U
Um
Interface between BTS and MS
UNI
User Network Interface
UTC
Universal Coordinated Time
UART
Universal Asynchronous Receiver/Transmitter
V
VCI
Virtual Channel Identifier
VLR
Visitor Location Register
VPI
Virtual Path Identifier
F-4
System Description
Appendix F Abbreviation
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