This is not "digital television" — it is a normal composite video signal for analog television converted to a digital format for transmission and then converted back to analog for display.

这不是“数字电视”——模拟的组合视频信号变为数字信号以利传输，由变回到模拟信号用以在模拟电视机上显示图像。

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What you receive, as described earlier, is a single, analog composite video signal and a separate sound signal.

你所接收到的正是前文所述的组合视频信号和单独的声音信号。

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Video-process chips on display adapters always have the digital interface which can support the panel monitor, the output port of most of display adapters only offer the analog signal interface.

虽然当前计算机显卡视频处理芯片中一般都有支持平板显示器的数字视频接口，但现在大部分的计算机显卡的输出仍然只提供模拟信号接口。

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The unit receives a video signal from analog cable or a broadcast antenna and rescales the image to be compatible with high-resolution monitors.

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Exar, a semiconductor company, designs, develops and markets analog and mixed-signal integrated circuits for use in communications, video and imaging products.

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