The production of Technical Specifications for a 3rd Generation Mobile System based on the evolved GSM core networks.

移动通信俱乐部提供通信人才，下载，3G，WCDMA，TD-SCDMA，CDMA，GSM，GPRS，EDGE，HSDPA，HSUPA，HSPA，WiMAX，LTE，小灵通，网络优化，通信新闻，通信市场，运营商市场，市场策划，通信基础增值业务，IPTV，通信工程师，网络优化，网络设计，室内覆盖，什么是通信，通信知识，通信网络，数据通信，通信线路，传输交换等各类通信服务。

The GSMA represents the interests of the worldwide mobile communications industry. Spanning 219 countries, the GSMA unites more than 750 of the world’s mobile operators, as well as 200 companies in the broader mobile ecosystem.

Elisa is the leading Finnish communications service company, founded in Helsinki in 1882.

OTE is among the five largest listed companies, with respect to capitalization, in the Athens Stock Exchange and also trades on New York (NYSE) and London (LSE) Stock Exchanges.

The global website of the Japanese mobile operator NTT DOCOMO, including press releases and updated corporate information.

Mobile phones, mobile broadband and home broadband in the Orange Shop. Plus the latest news, entertainment, sport and lifestyle content from Orange.

O2 is the UK's leading provider of mobile phones and broadband, offering the best mobile phone, sim only, and broadband deals. Save money by buying direct!

T-Mobile: Cell phones you love, plans you want. Offering the best deals on cellular phone service, prepaid cell phones, cell phone accessories, free cell phones & more!

中国移动开发者社区是一个汇聚手机应用开发者的交流社区，为开发者提供各类操作系统平台技术文档及终端开发信息，并为开发者实现创业提供帮助，同时还是中国移动应用商场的合作唯一入口社区。