Designing 3G Systems

July 23rd, 2001

The Universal Mobile Telecommunications System is a major part of the ITU‘s IMT-2000 vision of a global family of third-generation (3G) mobile communications systems.

A close look at the UMTS radio interface protocol

The Universal Mobile Telecommunications System (UMTS) is a major part of the International Telecommunications Union‘s (ITU) IMT-2000 vision of a global family of third-generation (3G) mobile communications systems. As a successor to GSM, UMTS will play a key role in creating the future mass market for high-quality wireless multimedia communications.

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拉拉山的回憶

July 13th, 2001

此情此景可待成追憶。

拉拉山

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