Also, in the days following the switchover, the digital signals being broadcast are unlikely to be up to snuff.

同样，数字电视转换后的一段时期，播出的数字信号也未必理想。

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Unlike analogue signals, which tend to degrade gradually when digital signals drop data, the picture can freeze abruptly.

模拟信号往往会逐渐劣化，数字信号不同，它丢失数据后，画面会突然静止。

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NeuroSky sells a systems-development kit incorporating a sensor that picks up bio-signals, which are processed into digital signals.

NeuroSky出售一种系统开发套件，里面包含一个能采集生理信号并转化成数字信号的传感器。

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Nine stations around the U.S. will be broadcasting Ibiquity-licensed digital signals by early 2003.

FORBES: Magazine Article

In between bursts, EtherLoop's algorithms "listen" every ten seconds for other digital signals inside the same binder.

FORBES: Magazine Article

Providing the set-top boxes needed to process digital signals for showing on normal televisions, however, will be costly.

ECONOMIST: Digital television