HDTV地面广播信道的建模
THE CHANNEL MODELING FOR TERRESTRIAL BROADCASTING OF HDTV
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摘要: 本文在参考了各种VHF/UHF信道模型的基础上,提出了一种专用于HDTV地面广播的信道模型。该模型充分考虑了HDTV信号在地面广播途径中所遇到的三类主要干扰,对HDTV传输系统的研究具有十分重要的意义。
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关键词:
- 多径传输; 同频干扰; 高清晰度电视
Abstract: A channel model specially applied to the terrestrial broadcasting of high definition tele-vision(HDTV) is presented on the base of analyzing some kinds of channel models over VHF/UHF. The model sufficiently concerns main interferences faced by HDTV signal in terrestrial broadcasting path. It is very helpful to researches of HDTV transmission system. -
Hivofumi Suzuki. IEEE Trans. on COM, 1977, COM-25(7): 673-679.[2]Bajwa A S. IEE Proc.-F, 1985, 132(2): 327-333.[3]陈元棋.电视技术,1994, 140(2): 2-6. -
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