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Glossary
TEI
TEMS
TF
TG
Timing bus
TLS
TM
TMA
TMA CM
TN
TN O&M
Tora
TRA
Tracy
TRS
TRU
TRX
TRXC
TS
484 (485)
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
Transport Module
The Transport module is non-RBS
equipment belonging to the transport
network.
Tower Mounted Amplifier
There are three types of TMAs: dTMA,
rTMA and ddTMA. ⇒ dTMA ⇒ rTMA
⇒ ddTMA
Tower Mounted Amplifier Control Module
Time slot Number
Transport Network operation and
Maintenance (in general)
ASIC in the TRU
Transcoder Rate Adapter
The TRA Unit in BSC performs
transcoding of speech information and rate
adaption of data information.
ASIC in the TRU
Transceiver System
Transceiver Unit
Transceiver (combined transmitter and
receiver)
Transceiver Controller
Time Slot
© Ericsson Radio Systems AB
— All Rights Reserved —
EN/LZT 720 0008
P2A
2001-11-28
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