檢視电视信号的原始碼

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|<center><img src=https://gimg2.baidu.com/image_search/src=http%3A%2F%2Fimg2020.cnblogs.com%2Fblog%2F1539192%2F202005%2F1539192-20200503223433286-1752692370.png&refer=http%3A%2F%2Fimg2020.cnblogs.com&app=2002&size=f9999,10000&q=a80&n=0&g=0n&fmt=auto?sec=1666167340&t=39ef18afa8979a0ec0cfc2643bd58251 width="300"></center>
<small>[https://image.baidu.com/search/detail?ct=503316480&z=0&ipn=d&word=%E7%94%B5%E8%A7%86%E4%BF%A1%E5%8F%B7&step_word=&hs=0&pn=47&spn=0&di=7117150749552803841&pi=0&rn=1&tn=baiduimagedetail&is=0%2C0&istype=2&ie=utf-8&oe=utf-8&in=&cl=2&lm=-1&st=-1&cs=1579357464%2C3984074596&os=2218397985%2C1859527291&simid=1579357464%2C3984074596&adpicid=0&lpn=0&ln=1341&fr=&fmq=1663575322852_R&fm=result&ic=&s=undefined&hd=&latest=&copyright=&se=&sme=&tab=0&width=&height=&face=undefined&ist=&jit=&cg=&bdtype=0&oriquery=&objurl=https%3A%2F%2Fgimg2.baidu.com%2Fimage_search%2Fsrc%3Dhttp%3A%2F%2Fimg2020.cnblogs.com%2Fblog%2F1539192%2F202005%2F1539192-20200503223433286-1752692370.png%26refer%3Dhttp%3A%2F%2Fimg2020.cnblogs.com%26app%3D2002%26size%3Df9999%2C10000%26q%3Da80%26n%3D0%26g%3D0n%26fmt%3Dauto%3Fsec%3D1666167340%26t%3D39ef18afa8979a0ec0cfc2643bd58251&fromurl=ippr_z2C%24qAzdH3FAzdH3Fp_z%26e3Bz57hwghwg_z%26e3Bv54AzdH3F825a-r-8dbd9nlm_z%26e3Bip4s&gsm=30&rpstart=0&rpnum=0&islist=&querylist=&nojc=undefined&dyTabStr=MCwzLDQsMSw2LDIsNSw3LDgsOQ%3D%3D 来自 呢图网 的图片]</small>
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中文名称；电视信号

外文名称；television emission;television signal

拼音；diàn shì xìn hào
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'''电视信号'''（ diàn shì xìn hào ），是指电视信号中除了图像[[信号]]以外，还包括同步信号。所谓同步是指摄像端（发送端）的行、场扫描步调要与显像端（接收端）扫描步调完全一致，即要求同频率、同相位才能得到一幅稳定的画面。一帧电视信号称为一个全[[电视]]信号，它又由奇数场行信号和偶数场行信号顺序构成。<ref>[https://wenku.so.com/d/2920ac3a166a98e689e04452b5acd38f 电视信号的频段划分.doc ],360文库 , 2021年3月28日</ref>

卫星电视[[广播]]地面接收设施(以下简称卫星地面接收设施)，是指接收卫星传送的电视节目的天线、高频头、接收机及编码、解码器等设施。