用于滤除输入信号频率中不需要成分的一种电路。它是一种双口传输网络。由于它是用来对电信号的某一段频率进行选择的,又称频选滤波器。
... frequency fall 频率下降 frequency filter 频率滤波器,滤频器 frequency fluctuation 频率波动,频率起伏 ...
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结果表明,可以将该结构设计成多通道频率滤波器和多通道角度滤波器。
The results indicate that the Ag-air structure can be used as a multi-channel frequency filter and spatial filter.
这种方法克服了以往采用固定频率滤波器带来的相移和频率漂移问题,而且结构简单。
This approach the problem of conquers phase excursion and frequency drift that anciently adopts fixed frequency filter and its frame is simple.
通过调节泵浦功率、调制频率和可调谐滤波器,可以产生不同波长的混沌信号,并实现混沌的同步。
Chaotic signals at different wavelengths can be generated by adjusting the pump power, modulation frequency and tunable filter, and chaos synchronization is achieved.
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