SECAM
![](https://www.godic.net/tmp/wordimg/PyWYbGYy2aZqffaXofrFSc8PLD8=.png)
![](https://www.godic.net/tmp/wordimg/rVOqbzIFmcXNU97A0Q@@2Len0C2k=.png)
塞康
![](https://www.godic.net/tmp/wordimg/PyWYbGYy2aZqffaXofrFSc8PLD8=.png)
。它是法文Sequentiel Couleur A Memoire的缩写,意思为按顺序传送彩色与存储,是由法国在1966年研
![](https://www.godic.net/tmp/wordimg/PyWYbGYy2aZqffaXofrFSc8PLD8=.png)
![](https://www.godic.net/tmp/wordimg/yK@sXyeZsuTlgnXrrZu4qqqIVJI=.png)
功的,它属于同时顺序
![](https://www.godic.net/tmp/wordimg/PyWYbGYy2aZqffaXofrFSc8PLD8=.png)
。在信号传输过程中,亮
![](https://www.godic.net/tmp/wordimg/jS7B3d0dLnfF77mT@dIzCkdF@hQ=.png)
信号每行都传送,而两个色差信号则是逐行依次传送,
![](https://www.godic.net/tmp/wordimg/rVOqbzIFmcXNU97A0Q@@2Len0C2k=.png)
用行错开传输时间的办法来避免同时传输时所产生的串色以及由
![](https://www.godic.net/tmp/wordimg/YopPGeAgRLO8gY1xqVsVGP2WUK4=.png)
![](https://www.godic.net/tmp/wordimg/Lbwu2SbA0eEzG8tR4EJoCCd3rEE=.png)
![](https://www.godic.net/tmp/wordimg/yK@sXyeZsuTlgnXrrZu4qqqIVJI=.png)
的彩色失真。SECAM
![](https://www.godic.net/tmp/wordimg/PyWYbGYy2aZqffaXofrFSc8PLD8=.png)
色
![](https://www.godic.net/tmp/wordimg/jS7B3d0dLnfF77mT@dIzCkdF@hQ=.png)
信号的调
![](https://www.godic.net/tmp/wordimg/PyWYbGYy2aZqffaXofrFSc8PLD8=.png)
方式与NTSC
![](https://www.godic.net/tmp/wordimg/PyWYbGYy2aZqffaXofrFSc8PLD8=.png)
和PAL
![](https://www.godic.net/tmp/wordimg/PyWYbGYy2aZqffaXofrFSc8PLD8=.png)
的调幅
![](https://www.godic.net/tmp/wordimg/PyWYbGYy2aZqffaXofrFSc8PLD8=.png)
不同,因此,它不怕干扰,彩色效果好,但
![](https://www.godic.net/tmp/wordimg/YopPGeAgRLO8gY1xqVsVGP2WUK4=.png)
兼容性较差。世界上采用SECAM
![](https://www.godic.net/tmp/wordimg/PyWYbGYy2aZqffaXofrFSc8PLD8=.png)
的国家主要有俄罗斯、法国、埃及等国家。
相关参考:
欧 路 软 件版 权 所 有