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- Narrowband filter A filter that transmits light of a specific wave length. See Broadband filter. 窄波段滤片只让某一波段的光波透过的滤片。参阅阔波段滤片。
- Broadband filter A filter that transmits a range of light waves. See Narrowband filter. 阔波段滤片能让一个范围的光波透过的滤片。参阅窄波段滤片。
- The narrowband filter of the ring laser consists of the sensor FBG and the tunable FBG of which the Bragg period is tunable through a one-dimensional adjustor. 传感FBG与受一维调节器调节控制的匹配FBG共同构成环型腔掺Er光纤激光器的窄带滤波器。
- Furthermore,the change of the noise through narrowband filter and detection circuit and the effect on the radar tracking precision are analyzed in quantity. 对噪声经过窄带滤波、检波电路后的变化及其对雷达跟踪精度的影响进行了定量分析。
- The concept of quasiperiodic one-dimension photonic crystal nanometer film is proposed, and research finds that it can be applied to realize optic narrowband filter. 摘要提出所谓一维耦合准周期光子晶体纳米膜概念。
- The principle of comb filter and narrowband filter to realize matched filtering of pulse train is analyzed. 摘要分析脉冲串信号的两种匹配滤波器-梳状滤波器和窄带滤波器实现脉冲串匹配滤波的原理。
- The high-pressure Hg lamp and the narrowband filters are used to create the excitated light and fluorescence sharp cut filter. 利用高压汞灯作为光源,窄带滤色片作为激发波段和荧光截止滤波片,从而保证荧光分辨力和测量范围。
- 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 algorithm implements stretch processing and narrowband filtering, and achieves digital beamforming by weighting inter-subarrays. 该方法首先对接收信号拉伸处理和低通滤波，然后在子阵间加权实现宽带子阵数字波束形成。
- The algorithm, which implements the stretch processing and narrowband filtering technique, achieves digital beamforming by weighting inter-subarrays in the time domain. 该方法先对接收信号拉伸处理和低通滤波，然后在子阵间时域相位加权实现宽带数字波束形成。
- With the recent achievement of 3x3 mm2 SAW resonators and narrowband filters EPCOS, the leading supplier, has fortified its position at the forefront of innovation. 随着最近3x3 mm2 SAW谐振器和窄带滤波器的实现，EPCOS，供应商中的领头羊，已经加强了其在创新前沿的地位。
- You need to filter the drinking water. 你需要把饮用水过滤。
- A filter traps dust from the air. 过滤网可存住空气中的尘埃。
- The news of the defeat started to filter through. 战败的消息开始传出来。
- It won't take long to filter the coffee. 用不了多少时间就可以把咖啡过滤好。
- I took this picture with a red filter. 这张照片我是用红色滤光镜拍摄的。
- We usually clear the water with a filter. 我们通常用过滤器使水净化。
- The QRD-LSL filter can be used to suppress narrowband interference. 在此基础上,设计了线性QRD-LSL滤波器用来抑制窄带干扰。
- High frequency modulation characteristics of specific wavelength laser diode with narrowband filter 窄带滤光片精确波长激光器高频调制特性研究
- Acoustic cavity is a good narrowband absorber. 声腔是很好的窄带吸收器。
