| 卫星在电视广播中的应用 |
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| 引用本文： | 齐怀壳,吕林.卫星在电视广播中的应用[J].中国空间科学技术,1991,11(3):7-11,6. |
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| 作者姓名： | 齐怀壳 吕林 |
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| 作者单位： | 北京邮电学院
(齐怀亮)，北京邮电学院(吕林) |
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| 摘 要： | 近十年来,卫星广播技术的发展十分迅速。文章全面地阐述了广播卫星的使用频段以及各种接收方式。并对Ku 波段卫星广播的规划,直播卫星(DBS)系统的关键部件,地面接收系统的小型化和卫星广播电视的传输制式等问题进行了论述。最后,概括了国外直播电视的发展状况。
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| 关 键 词： | 广播电视卫星 电视广播 信号接收 |
APPLICATION OF SATELLITE IN TV BROADCASTING |
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| Institution: | Beijing Institute of Post and Telecommunication |
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| Abstract: | In the past ten years,the technique of satellite broadcasting hasbeen developed rapidly.In this paper,the frequency band used in satellitebroadcasting and the recieving forms are presented.And the regulation ofsatellite broadcasting,main devices used in direct broadcasting satellite(DBS)system,miniaturization toothed of earth recieving system and the transmi-ssion format of TV signals in satellite broadcasting are described.The gen-eral situation about the development of foreign direct broadcasting TV isalso summarized in the end of this paper. |
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| Keywords: | Satellite broadcasting television Television broadcast Signal reception Application Development |
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