Broadband filter: a filter that transmits a range of light waves.
阔波段滤片：能让一个范围的光波透过的滤片。
This method is especially applicable to the design of broadband filter which has its own complicated computation and design.
这种设计方法特别适用于本身计算、比较复杂的宽带滤波器的设计。
But to the CW pulse signal with changing carrier wave frequency, common filter cannot achieve narrowband filter, whereas broadband filter cannot reach the request of the signal-noise ratio.
可是，对于载波频率不断变化的CW脉冲信号，普通的滤波器难以实现窄带跟踪滤波，而宽带滤波又不能达到提高信噪比的要求。
The boundary element method (BEM) is used for analyzing the filter type output section of broadband klystron.
本文用边界无法（BEM）对宽带速调管滤波器型输出段进行研究。
A uhf sensor is designed and fabricated, which mostly consists of antenna, uhf amplifier, high pass filter, and broadband wave detector.
通过与大华无线电厂合作，研制了超高频传感器，其主要由天线、超高频放大器、高通滤波器、宽带检波器等组成。
Microstrip dual-mode bandpass filter with novel rectangular-loop has been studied in this dissertation to realize miniaturized broadband bandpass filter which is easy to adjust.
基于这一背景，本文主要研究基于新型微扰小环的微带双模滤波器技术，目的是得到调试灵活的小型化宽带带通滤波器。
Under normal circumstances, in order to filter at any frequency band have good frequency resolution, can be used with a broadband constant-pass filter, such as radio frequency-selective.
一般情况下，为使滤波器在任意频段都有良好的频率分辨力，可采用恒带宽带通滤波器，如收音机的选频。
The proposed antennas are fabricated and measured. The theoretical broadband characteristics and notch-filter property are evidenced by the experimental results.
实际制作并测试了上述两类天线，理论上的宽频带特性与陷波得到了实验结果的验证。
The proposed antennas are fabricated and measured. The theoretical broadband characteristics and notch-filter property are evidenced by the experimental results.
实际制作并测试了上述两类天线，理论上的宽频带特性与陷波得到了实验结果的验证。
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