UMTS

通用移动通信系统，简称UMTS(UniversalMobileTelecommunicationsSystem)，UMTS作为一个完整的3G移动通信技术标准，UMTS并不仅限于定义空中接口。除WCDMA作为首选空中接口技术获得不断完善外，UMTS还相继引入了TD-SCDMA和HSDPA技术。

资源总数

UMTS 全部资料 36 份

2015-06-22 138 UMTS

The continuing explosive growth in mobile communication is demanding more spectrally efficient radio access technologies...

2020-06-01 1 UMTS

2013-12-23 27 UMTS

2017-08-30 126 UMTS

This book describes how global mobile communication was made. It is written for those who want or need to know how this ...

2020-05-27 UMTS

Having dealt with in-depth analysis of SS#7, GSM and GPRS networks I started to monitor UTRAN interfaces approximately f...

2020-06-01 1 UMTS

2017-05-22 70 UMTS

The first Third Generation Partnership Project (3GPP) Wideband Code Division Multiple Access (WCDMA) networks were launc...

2020-05-27 UMTS

Second-generation telecommunication systems, such as the Global System for Mobile Communications (GSM), enabled voice tr...

2020-06-01 1 UMTS

2013-12-04 25 UMTS