To measure phase accurately in the presence of harmonics for both noisy input signals, a technique based adaptive bandpass filter (ABF) and the method of interchanging signal channel is presented.
为了测量受噪声和谐波干扰的两个信号间的相位差，基于自适应带通滤波器(abf)和测量信道交换技术，提出了一种新的测量方法。
These narrowband multi-channel filters and narrow bandpass filter arrays show good filtering features and can be utilized in many optical applications.
两种类型的滤光片都展示了良好的光学特性，在光学器件、光通讯等领域都有良好的应用前景。
These narrowband multi-channel filters and narrow bandpass filter arrays show good filtering features and can be utilized in many optical applications.
两种类型的滤光片都展示了良好的光学特性，在光学器件、光通讯等领域都有良好的应用前景。
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