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Glossary
Issue 5 June 1999 GL-5
T
TDMA. See Time Division Multiple Access
Terminal Portable User Identifier (TPUI)
Number returned by the fixed part to the WT during the Location Registration procedure.
Time Division Multiple Access (TDMA)
Radio access method for which each call uses a different time slot. TDMA permits multiple
conversations per radio.
TPUI. See Terminal Portable User Identifier
U
UTAM
Group charged by the FCC to coordinate the relocation of microwave incumbents out of the
unlicensed spectrum (1910-1930 MHz) and to coordinate the deployment of unlicensed devices
and systems in that spectrum.
W
Wireless Fixed Base (WFB)
Component that houses the fixed radio hardware. It provides the radio functions to transmit
digitally to the WTs and to receive digital signals from the WTs. A WFB can support a maximum of
four external Cell Antenna Units.