“过饱和”现象的实质是CCD输出电信号过强而造成的放大失真。

The essence of excessive saturation is that the CCD output electric signal is so strong that its amplification lacks fidelity.

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“睡前光线过强也会影响睡眠，”阿内德特说，这是因为弱光会给我们的生物钟发出信号“该休息了”，而强光发出的信号则是“白天到了！”

"Bright light too close to bedtime can make it hard to fall asleep," Arnedt says. That's because dimness signals the biological clock that it's time to wind down, while bright light says "daytime!"

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通过强制再获取时序，前端模块复位并搜索视频信号，从而确保迅速锁定新的视频源。

By forcing a timing reacquire, the front end block resets and "hunts" for a video signal, thus ensuring the speedy locking to a new video source.

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