理论上,作为太赫兹波产生的逆过程,有可能实现用空气作为介质探测脉冲太赫兹波。
As its reciprocal process, in theory, it should be possible to use air as the sensor to detect pulsed THz waves.
本文介绍一种典型探测电路,并论述了在白噪声中探测脉冲信号时如何确定信噪比和鉴幅阈值。
This paper introduces a typical detecting circuit and discusses how to determine the SNR and the threshold of discrimination range when the laser pulse signals in the white noise are detected.
这些微型设备具备探测非常微弱的光脉冲、并且以前所未有的带宽将它们放大、同时使额外产生的不必要的噪声最小化的能力。
These tiny devices are capable of detecting very weak pulses of light and amplifying them with unprecedented bandwidth and minimal addition of unwanted noise.
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