The SWR is a developing trend of the third generation mobile communication system and military radio.
软件无线电(SWR)技术是第三代移动通信系统和军用电台的发展趋势。
At the moment, operation of the third generation mobile telecommunication (3g) comes as a significant turning point.
当前一个重要的契机就是第三代移动通信(3G)的运营。
In this paper, we present the link level performance of the JDtransceiver for the third generation mobile radio system.
本文给出了第三代移动通信系统中采用联合检测接收机的链路级性能。
On the third generation mobile communication, WCDMA is more used in the commercial fields and the one which is more mature technology.
关于第三代移动通信，其中目前商用比较广泛，技术比较成熟的当属WCDMA。
The modulation technology of the third generation mobile WCDMA system including the QPSK is introduced in this paper, including the QPSK.
介绍第三代移动通信WCDMA系统的调制技术，包括QPSK 调制和解调的基本原理，以及WCDMA 系统的调制方式。
The critical problems of capacity and coverage will be discussed in the process of third generation mobile network planning and optimization.
给出了第三代移动通信网络规划与优化过程中基站容量与其覆盖两者之间的关系。
There are two modes of transmit diversity for the third generation mobile communication system WCDMA: open-loop mode and the close-loop mode.
第三代移动通信系统WCDMA的发送分集方式有两种：开环模式和闭环模式，其中开环模式采用基于空间-时间分组编码的STTD发送分集方式。
WCDMA, CDMA2000 and TD-SCDMA are the scenarios on the third Generation mobile communications, some key techniques are consistent in these schemes.
CDMA2000和TD—SCDMA都已经成为了第三代移动通信的方案，而其中的一些关键技术基本一致。
This paper tells the importance of smart antennas for the third generation mobile communication system and focuses on the adaptive array antennas.
论述了智能天线技术在第三代移动通信中的重要作用，并重点介绍了自适应阵天线及智能天线的两种实现方案。
The third generation mobile communications systems have the advantage of large capacity, low consumed power, fine voice quality and confidentiality.
第三代移动通信系统具有容量大，功耗低，通话质量高和保密性好等优点。
The third generation mobile will add new vitality to telecom with high-quality services, new service and function provisioning, and high flexibility.
第三代移动通信将以高品质的服务、新业务和新功能的提供能力及高度的灵活性为通信注入新的活力。
Multi-Code technique is widely used in the third generation mobile communication systems, and flexibly provides high-rate packet data services for users.
多码道技术广泛地应用于第三代移动通信系统，灵活地为用户提供高速分组数据业务。
With the rapid development of mobile communication technologies, the third generation mobile communication (3G) technology has been progressively commercialized.
随着移动通信技术的迅猛发展，第三代移动通信（3G）技术已经逐步商业化。
The market of the third generation mobile telecommunication(3G), which is the evolution of the second generation mobile telecommunication(2G), has emerged gradually.
第三代移动通信技术作为第二代移动通信技术的演进，其市场已初步显现。
Performance simulation is very important to the research of smart antenna technology, which is one of the key technologies in third generation mobile communications.
性能仿真对于作为第三代移动通信关键技术之一的智能天线技术的研究具有十分重要的意义。
Smart antenna has been key technology of the Third Generation Mobile Communication Systems with the character of restraining interferes and aiming at target signals intelligently.
智能天线以其智能化地抑制干扰、对准信号的特点，成为第三代移动通信系统的关键技术。
The third Generation mobile communication system includes highly effective channel encoding-decoding, software radio, smart antenna, multi-user detection and interference cancellation etc.
第三代移动通信系统的关键技术包括高效信道编译码技术、软件无线电技术、智能天线技术、多用检测和干扰消除技术等。
As voice communications is the primary media of communication for human being, it plays a very important role from public switched telephone network to the third generation mobile communications.
话音是人与人之间交流的主要方式，从最早出现公共交换电话网络到现在的第三代移动通信，语音通信是其最基本的功能。
WHILE much of the world is still rolling out the third generation (3G) of mobile networks, some countries have already moved on to the fourth (4G).
虽然世界大部分地区仍然在推出第三代移动网络（3G）应用，但是一些国家已经开始推出第四代移动网络（4G）应用了。
His biggest passion these days is third-generation mobile telephony, on whose success Hutchison is betting more than any other company in the world.
最近，他对第三代移动通讯业务产生了很大的兴趣，在这个领域，和记黄埔比世界上任何一间公司压得都要多。
Other technologies proceed by painful lurches—think of third-generation mobile phones, or new versions of Microsoft Windows.
其他技术则往往举步维艰、坎坷难行——看看第三代移动电话或者微软最新版本的视窗操作系统就明白了。
Even as mobile operators start to upgrade their networks to the latest enhanced third-generation (3g) equipment, WiMax boosters say their technology is superior.
即便移动运营商开始更新换代采用最新增强的3g网络，WiMax的支持者仍认为该技术具有优势。
The bonanza of 2000-05, when European operators upgraded their mobile-phone networks to new "third-generation" (3g) technology, is winding down.
2000到2005年，欧洲的运营商将手机网络升级到新的3g(第三代)技术，而其所带来的收益正日渐减少。
Indeed, E-mail is likely to blow away a lot of the other fancy services that mobile operators are hoping to push over their third-generation wireless networks.
事实上，电子邮件很可能将很多移动运营商们期望用来挤倒3 G无线网络的其它价格高昂的服务取代。
It works with fast third-generation (3g) mobile networks, not just slower 2g ones.
这项服务依托于第三代移动网络系统(3G)，而不局限于速度较慢的第二代移动网络系统。
It works with fast third-generation (3g) mobile networks, not just slower 2g ones.
这项服务依托于第三代移动网络系统(3G)，而不局限于速度较慢的第二代移动网络系统。
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