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overview
 Universal Mobile Telecommunications System
Universal Mobile Telecommunications System (UMTS) is one of the third-generation (3G) mobile phone technologies.
The currently most common form uses W-CDMA as the underlying air interface, is standardized by the 3GPP, and is the European answer to the ITU IMT-2000 requirements for 3G cellular radio systems.
To differentiate UMTS from competing network technologies, UMTS is sometimes marketed as 3GSM, emphasizing the combination of the 3G...
preview:
http://en.wikipedia.org/wiki/Universal_Mobile_Telecommunications_System
03/2002/2007
Tags: 3g
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