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- By using MATLAB signal and using window method, frequency sampling and Chebyshev approximation the design of low pass digital filter in the toolbox have been processed. 采用窗函数法、频率抽样法和切比雪夫最佳一致逼近法,通过调用Matlab信号处理工具箱中的函数设计低通数字滤波器。
- The signal processing system consists of a band pass filter(BPF) with center frequency of 2.856 GHz and bandwidth of 10 MHz,a logarithmic detector,a analog digital converting module,and a data acquisition program based on Labview. 带通滤波器选用中心频率为2.;856 GHz、带宽为10 MHz的腔体滤波器;对数检波模块采用对数放大器AD8313芯片;模数转换模块采用NI公司的PXI-5102;上位机的数据采集程序采用Labview编写。
- low pass digital filter 低通数字滤波器
- HPF(High Pass Digital Filter) 高通数字滤波器（HPF）
- The duplexer acts as a very broad band pass filter during receiving mode and the prearnp is a low noise wide band-width amplifer that is used to amplify the echo signals. 调谐电路对系统共振频率的漂移进行实时调谐,针对以上天线和模拟电路的功能,对天线和模拟电路进行了设计。
- Which Digital filter did you use? 你使用了什么数字滤波器?
- The band passed and the crowd cheered. 乐队经过时人群欢呼起来
- The elementary principle is to make use of the band pass characteristic of surface acoustic wave filter (SAWF) choose SAW signal matched the direction of acceleration. This plan is also a base for enlarging measure range of SAW accelerometer. 声表面波滤波器(SAWF)是一种性能优良的新型电子器件,本文基于SAW滤波器的带通滤波性质,设计了一种新的SAW加速度计系统,它不仅实现了判断加速度方向的客观需求,而且为加速度计基本量程的扩大创造了条件。
- The modulator output is processed by an on-chip digital filter. 调制器输出由片内数字滤波器处理。
- By modeling the 2-finger FET into CPW, the on-state millimeter-wave traveling wave switches are equivalent to the step impedance band pass filter and the design procedure is obtained. 因为二指场效电晶体可以等效于共面波导，所以行波切换器的设计就等效于步阶阻抗低通滤波器。有关细部设计流程也包含于本论文中。
- First,a finite impulse respond(FIR) band pass filter is designed based on Chebyshev approximation method,and then the windowed impulse response is used to adjust energy distribution of signal. 本文针对极窄脉冲超宽带自导信号,提出了一种基于滤波器的设计方法,首先按照切比雪夫近似方法设计有限脉冲响应(FIR)带通滤波器,然后将滤波器冲激响应做加窗处理来调节信号能量分布。
- The modulator output is processed by a low pass programmable digital filter, allowing adjustment of filter cutoff, output rate and settling time. 调制器输出由低通可编程数字滤波器处理，滤波器截止、输出速率和建立时间可通过编程进行调整。
- It is used main for ferroelectric , piezoelectricity,electro-optic and nonlinear optical.It is made up the broad frequency band,modulator,high stabeness resonator and band pass filter etc. 主要用于铁电、压电、电光和非线性光学，可制作宽频带、调制器、高稳定性谐振器和带通滤玻器等。
- H-plane T-junction and E-plane transverse iris band pass filters are used in the diplexer structure. 双工器采用H面T接头和E面横向膜片波导带通滤波器。
- They have an oversampling mechanism, a modulator, and a digital filter. 它有过采样结构、调节器和数字滤波器。
- The All Phase Digital Filter (APDF) is a new type of linear phase filter. 全相位数字滤波器(APDF)是一种新型的线性相位滤波器。
- The multilevel digital filter, anti-interference performance is stronger. 多重数字滤波,抗干扰性能更强。
- This paper presents and algorithm suitable for the digital filter design in WCDMA forward channel, in which, the impulse response of the base band transmit pulse shaping filter has been descirbed. 介绍了一种适用于宽带码分多址 (WCDMA)前向信道中给定基带成形滤波器单位脉冲响应后设计SPT滤波器的方法。
- A band passing from the upper dexter corner of an escutcheon to the lower sinister corner. 盾带从饰有章纹的盾徽的右上角到左下角的带子
- FIR and IIR digital filters have been widely used in DSP systems. 摘要FIR和IIR数字滤波器广泛应用于各种数字信号处理系统。
