| 谈电视节目源传输——DAV基带视音频数字化传输 |
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| 引用本文： | 李健,李佳霄.谈电视节目源传输——DAV基带视音频数字化传输[J].中国有线电视,2011(7):859-861. |
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| 作者姓名： | 李健 李佳霄 |
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| 作者单位： | 吉林电视台,吉林长春,130033 |
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| 摘 要： | 有线电视网络作为我国信息化网络的重要组成部分,对于信息传播具有重要的意义。但是由于我国有线电视技术的限制以及电视节目源传输技术的约束,使得我国有线电视的广播信号长期难以完全达到甲级状态,从而影响了我国有线电视的发展。DAV基带视音频数字化传输解决了这一问题,无论在传输质量还是抗干扰能力上都取得了较大的进步。介绍了DAV基带视音频数字化传输的特点及优势,以及对我国电视节目源传输的作用。
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| 关 键 词： | 电视节目源 基带视音频 数字化 |
Discussion on TV Program Transmission——DAV Baseband Digital Transmission of Video and Audio |
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| LI Jian,LI Jia-xiao.Discussion on TV Program Transmission——DAV Baseband Digital Transmission of Video and Audio[J].China Cable Television,2011(7):859-861. |
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| Authors: | LI Jian LI Jia-xiao |
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| Affiliation: | LI Jian,LI Jia-xiao(Jilin Television Station,Jilin Changchun 130033,China) |
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| Abstract: | Cable television network is an important part of China information network,which has great significance for information dissemination.However,due to technical limitations of cable television technology and television program source transmission technology,the cable TV broadcast signals cannot fully meet the Class A state for a long time,thus affecting the development of cable television.DAV baseband digital transmission of video and audio could solve this problem.Both in transmission quality and the anti-ja... |
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| Keywords: | television program source baseband video and audio digital |
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