beam modulation

常見(jiàn)例句

And the techniques of double-slit filter and "cross-filter" can be used to extract the near field wavefront of the laser beam with phase modulation and amplitude fluctuation.
而且，利用雙狹縫濾波和“交叉濾波”技術(shù)能夠提取出具有位相調(diào)制或者是具有振幅起伏的近場(chǎng)波面。
Selection of active outdoor infrared detectors, active infrared transmitter sent a bouquet of the infrared beam by the modulation, into the infrared receiver to form a cordon.
室外選用主動(dòng)式紅外探測(cè)器，主動(dòng)紅外發(fā)射器發(fā)出一束經(jīng)調(diào)制的紅外光束，投向紅外接收器，形成一條警戒線。
The laser beam modulation frequency has been increased to achieve better accuracy. The circuit has been designed in a simple manner to reduce unexpected error and debugging complexity.
采用同相放大電路成功實(shí)現(xiàn)了對(duì)微弱調(diào)制光電信號(hào)的接收，并采取簡(jiǎn)單但行之有效的方法濾除了偏置電壓引入的噪聲干擾；