| 宽带无线视频网络的关键技术 |
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| 引用本文： | 赵洪涛.宽带无线视频网络的关键技术[J].交通科技与经济,2007,9(6):69-70. |
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| 作者姓名： | 赵洪涛 |
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| 作者单位： | 黑龙江工程学院,现代教育技术中心,黑龙江,哈尔滨,150050 |
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| 摘 要： | 随着现代通信技术和业务的发展,人们对通信的需求已经由最初的单一语音需求转变为对视频和音频的通信需求,以传送语音、数据、视频为一体的视频通信业务成为通信领域发展的热点。针对宽带无线视频网络关键技术中的视频信源编码技术、信道编码技术、OFDM传输技术进行简要的介绍和分析。
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| 关 键 词： | 无线视频 MPEG-4 Turbo码 正交频分复用 |
| 文章编号： | 1008-5696（2007）06-0069-02 |
| 修稿时间： | 2007-07-19 |
Key techniques on wireless video broad band |
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| ZHAO Hong-tao.Key techniques on wireless video broad band[J].Technology & Economy in Areas of Communications,2007,9(6):69-70. |
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| Authors: | ZHAO Hong-tao |
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| Institution: | Modern Educational and Technological Center, Heilongjiang Institute of Technology, Harbin 150050, China |
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| Abstract: | With the development of modern communicative technology and business,the demand for communication has changed the initial simple sound-requirement into video and audio requirement. The video communication business with audio, data, video techniques has become the focus in the region of communication. Based on the signal former code technique,signal road code technique, OFDM transmit technique,it brings out the brief introduction and analysis. |
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| Keywords: | wireless video system MPEG-4 Turbo code cross frequency duplicate use |
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