Ericsson RBS 2106 Hardware Reference Manual page 404

Glossary
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Timing Advance
A signal sent by the BTS to the MS which the MS uses
to advance its timing of transmissions to the BTS to
compensate for propagation delay.
Transaction Capabilities
Transceiver Control Board
Traffic CHannel
The traffic channels carry either encoded speech or
user data.
Traffic Channel, Full-rate
Traffic Channel, Half-rate
Transmission Coherent Combining
Traffic CHannel Signalling
Transmit Data
Time Division Multiple Access
Multiplexing of several channels in a common frequency
band. Each channel is assigned a certain time division,
a time slot.
GSM air interface time frame comprising eight time
slots.
Terminal Endpoint Identifier
TEI is an identification code carried by a LAPD frame as
a terminal connection endpoint within a Service Access
Point (SAP).
TEst Mobile Station
Timing Function
Transceiver Group
The timing bus carries air timing information from the
timing unit in the DXU to the TRUs.
Terrestrial Link Supervision
RBS 2000
EN/LZT 720 0283 Uen R1A