Document Title Security Level
2006-10-04 HUAWEI Confidential Page32, Total35
SACCH/C8 Slow Associated Control Channel/SDCCH/8
SACCH/T Slow Associated Control Channel/Traffic channel
SACCH/TF Slow Associated Control Channel/Traffic channel Full rate
SCH Synchronization Channel
SCU: Simple Combining Unit
SDCCH Stand-alone Dedicated Control Channel
SDH Synchronous Digital Hierarchy
SFH Slow Frequency Hopping
SIM Subscriber Identity Module
SMS Short Message Service
SMSCB Short Message Service Cell Broadcast
T
TA Timing Advance
TC Transcoder
TCH Traffic Channel
TCH/F a Full rate TCH
TCH/F2.4 a Full rate data TCH (2.4kbit/s)
TCH/F4.8 a Full rate date TCH (4.8kbit/s)
TCH/F9.6 a Full rate data TCH (9.6kbit/s)
TCH/FS a Full rate Speech TCH
TCU Temperature Control Unit
TDU Time Distribution Unit
TDMA Time Division Multiple Access
TEI Terminal Equipment Identifier
TES Transmission Extension power Supply unit
TEU Transmission Extension Unit
TMSI International Mobile Subscriber Identity
TMU Timing/Transmission and Management Unit
TRX Transceiver unit
TRAU Transcoder and Rate Adaptor Unit
TS Time Slot
V
VAD Voice Activity Detection
VLR Visitor Location Register
W
WS Work Station