1·The sealed enclosure and the wide-bandwidth single-reflex bandpass are the least efficient designs.
密闭箱和宽带单反射带通是效率最差的设计。
2·In order to further decrease the size of the filter, a two-layer microstrip bandpass filter is also designed.
为了进一步减小滤波器尺寸，本文还设计了一个双层结构的微带带通滤波器。
3·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。
4·A new type electrically tunable bandpass filter was designed, how to control the filter tuning by digital signal was investigated.
设计了一种新型电调谐带通滤波器，研究了数字信号控制滤波器电调谐的技术。
5·The computer programs for design of suspended stripline and bandpass filter are established.
建立了设计悬置带线及其带通滤波器的计算机通用程序。