User's Manual Part 4

RBS 2308 and RBS 2309 User’s Guide
Note that an RU with
a processor, which cannot be
loaded, is classif
ied as a sub-RU.
SVS System Voltage Sensor
SW Software
SWR Standing Wave Ratio
SYNC Synchronous
T1
1544 kbps PCM link (G.703 transmission standard)
TA Timing Advance
Signal sent by the BTS to an MS, where it is used to
advance transmission timing to the BTS to compensate
for propagation delay.
TC Transaction Capabilities
TCB Transceiver Control Board
TCH Traffic Channel
Traffic channels carry either encoded speech or user
data.
TCH/F Full-Rate Traffic Channel
TCH/H Half-Rate Traffic C hannel
TCC Transmission Coherent Combining
TCH SIG Traffic Channel Signalling
TD Transmit Data
TDMA Time-Division Multiple Access
Multiplexing of several channels in a common frequency
band. Each channel is assigned a c ertain time division
(time slot).
TDMA frame GSM air interface time frame consisting of eight time
slots.
TEI
Terminal Endpoint Identifier
An identification code carried by an LAPD frame as a
terminal connection endpoint within an SAP.
TEMS Test Mobile Station
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EN/LZT 720 0027 Uen R8A 2006-06-27