According to coupled wave theory, the volume hologram has a good property for light filtering and can be used as a kind of narrow-band filter.
根据耦合波理论，体积全息图有很好的滤光特性，可以作为一种窄带滤光片在实际中得到应用。
A photonic crystal narrow band filter at green light wave band is designed with optical transfer matrix method, and some factors affected are studied.
利用传输矩阵法设计了一种适用于绿光波段的光子晶体窄带滤波器，并研究了影响滤波器特性的多种因素。
Result characteristics of wave diagram, voice broad band spectrum, as well as the voice narrow band spectrum at the edit points were found.
结果找到剪辑点痕迹特征在时域波形图、宽带语谱图、窄带语谱图上的反映。
Finally, the S-CDMA and the adaptive nonlinear filter techniques are used to restrain the impulse interference and the narrow-band continuous wave interference.
最后，采取了同步码分多址技术和非线性自适应滤波技术来抑制冲击干扰和窄带连续波干扰。
To obtain photoelectric signal of the photoelectric speed sensor, tracking to filtering narrow band random base-wave which is output, voltage wave beforehand transaction and application are expounded.
阐述了光电式速度传感器获取光电信号，跟踪滤波输出的随机窄带基波信号、波形预处理及应用。
Principle of frequency agility radar to resist narrow-band clutter jamming and to reject sea wave clutter is introduced in this paper.
介绍了频率捷变雷达抗窄带杂波干扰与抑制海浪杂波的原理。
When guided mode resonance occurs, the incident wave parameters and grating parameters are very sensitive. It has a narrow-band effect and can be used to fabricate narrow-band filters.
导模共振对入射波参数和光栅参数极为敏感，具有窄带效应，可用来制作窄带滤波片。
When guided mode resonance occurs, the incident wave parameters and grating parameters are very sensitive. It has a narrow-band effect and can be used to fabricate narrow-band filters.
导模共振对入射波参数和光栅参数极为敏感，具有窄带效应，可用来制作窄带滤波片。
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