【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。更多还原

【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.更多还原