何为第三代移动通信技术的定义?。
What's the definition of the third generation mobile telecommunications?
原因之一是在20世纪30年代还没有互联网和移动通信技术。
One reason is that that there was no Internet or mobile technology in the 1930s.
在电信中，4g是手机的移动通信技术标准的第四代。
In telecommunications, 4g is the fourth generation of mobile phone mobile communication technology standards.
容量的需求是推动移动通信技术迅猛发展的根本动力。
The demand for capacity is essential motive force to push the mobile communications rapid development.
移动通信技术与嵌入式技术的结合必定具有良好的应用前景。
The combination of the mobile communication and embedded technology will have a good prospect.
这一现实提供了一个机会，从落后的技术直接跃至移动通信业务。
This presented a chance to leapfrog the old technology and go straight to mobile phones.
本文主要介绍近年来，时隙aloha技术在移动卫星通信中的一些新的发展趋势。
This paper propose the new development of S-ALOHA technique used in mobile satellite communication system.
因为TD - SCDMA技术是中国提出的移动通信标准，所以，这项技术首先将在中国实现商用。
Being a mobile communication standard China has proposed, TD-SCDMA will be first commercialized in China.
蜂窝技术是移动通信中最重要的技术之一。
The cellular technology is one of the most important tech- nologies in mobile communications.
多波束天线技术是卫星移动通信系统中的关键技术之一。
Multi-beam antenna is a key technology in the satellite mobile communication system.
蜂窝数字分组数据通信网(CDPD)是新一代移动无线数据通信技术。
CDPD is a new kind of mobile wireless data communication technology.
联合检测技术是移动通信中多用户检测技术的一种。
The joint detection technology is one kind of multi-user detection.
智能天线是第三代移动通信的关键技术之一，也是当前信号处理和通信领域的研究热点。
It is also one of the current focuses in the signal processing and communication field.
软件无线电技术已经成为第三代移动通信系统中的关键技术。
SR technology has been the key technology of the 3rd generation mobile communication system.
软件无线电技术已经成为第三代移动通信系统中的关键技术。
SR technology has been the key technology of the 3rd generation mobile communication system.
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