Selex通信公司将提供Tetra移动通信计划，以及HF、卫星和微波无线连接。
Selex communications will provide the Tetra mobile communications technology, as well as HF, satellite and microwave radio connections.
成立3gpp2是为了将北美和亚洲移动无线电通信跨系统操作过渡到第三代系统。
3gpp2 was born to evolve North American and Asian Cellular Radio-telecommunication Intersystem Operations into a third-generation system.
随着无线通信技术和互联网技术的飞速发展，移动通信业务从以前的语音业务为主逐渐向数据业务扩展。
With the rapid development of wireless communication technology and Internet technology, the primary service of mobile telecom is changing from voice service to data service.
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