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Glossary
Looking for the right definition? Our glossary gives a clear, simple explanation of terms and acronyms relating to mobile broadband, cellular networks and related technologies.
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Rich Voice
Roaming
SIM - Subscriber Identity Module
TACS - Total Access Communications System
TD-CDMA - Time Division-Code Division Multiple Access
TD-SCDMA - Time Division-Synchronous Code Division Multiple Access
TDMA - Time Division Multiple Access
Terminal
TIA - Telecommunications Industry Association
TLD - Top Level Domain
UMTS - Universal Mobile Telecommunications System
USIM - UMTS SIM
UTRA FDD - UMTS Terrestrial Radio Access Frequency Division Duplex
UTRA TDD - UMTS Terrestrial Radio Access Time Division Duplex
UTRAN - UMTS Terrestrial Radio Access Network
VOIP - Voice Over IP
VPN - Virtual Private Network
W-CDMA - Wideband Code Division Multiple Access
WAP - Wireless Application Protocol
WARC '92 - World Administrative Radio Conference 1992
WCDMA - Wideband CDMA
WiFi
WISP - Wireless Internet Service Provider
WLAN - Wireless Local Area Network
WLL - Wireless Local Loop
WRC - World Radiocommunications Council
 
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