According to the current situation and prospect of applying OET in substation automation, the opinion of digital electro-optical secondary circuit is given out.

结合光电传感器在变电站自动化系统中的应用现状和前景，提出了二次回路光电数字化的设想。

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Otherwise, the intracavity modulating laser with feedback device can be used in digital optical communication because of its bistable and multistable out-put.

带有反馈的腔内调制激光器，其输出将出现双稳、多稳特性，因而可用作数字光通信的调制源。

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The TV also supports Analog audio out and Dolby digital out via optical port.

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Schiller pointed out that one major application for optical drives, software distribution, has gone largely digital.

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The solution: Smith advocates an optical scan system where voters fill out a paper ballot that's subsequently scanned to create a digital vote.

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