介绍了一个视频信号幅值提取电路的设计方案，并应用于摄像机自动调光系统。
The design method of video signal's magnitude extraction circuit is expounded, and this design method is applied in the automatic dimmer system.
该系统主要由分光系统、CCD传感器、光脉冲同步信号发生器、数据采集卡及计算机等部分组成。
The system mainly consists of a beam-splitting system, a linear CCD, a pulse laser synchronous signal generator, a sampling data card and a computer.
灯光系统和交通信号灯相似，红灯意味着对方有点厌烦；黄灯代表有一定兴趣；绿灯则表明对方和你交谈甚欢。
In a traffic light-style system, a red light means negative, amber means they are moderately interested and GREen means your date is happy.
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