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CQMFB-design
- 设计一CQMFB，低通滤波器H0(z)来自一半带滤波器。该半带滤波器的长度为47，通带截至频率ωp = 0.42π，试给出H0 (z)，H1(z)，G0(z)，G1(z)的幅频响应，单位抽样响应并画图。-Design a CQMFB, low-pass filter H0 (z) the half-band filter. The length of the half-band filter 47, the passband cutoff frequency ωp = 0.42π, try t
chuangbijiao
- 设计一个阻带下限0.45*pi 阻带上限0.8*pi 通带下限0.55*pi 阻带上限0.7*pi 通带衰减0.15dB，阻带衰减40dB，分别用汉宁窗汉明窗凯瑟窗布莱克曼窗设计滤波器，对比分析各方法优劣-Design a stop-band limit 0.45* pi stopband limit 0.8* pi Passband lower limit 0.55* pi stopband limit 0.7* pi Passband attenuation 0.15dB
shuangxianxingbuffer
- 已知采样频率80000，通带衰减0.5阻带衰减45 通带截止频率4000，阻带截止频率20000，用双线性变换法设计数字低通滤波器 -Known sampling frequency 80000, attenuation in the passband stop-band attenuation 45 0.5 Passband cutoff frequency of 4000, 20,000 stopband cutoff frequency, using bilinear tran
Untitled5
- FIR数字滤波器设计，分别让满足所设计的滤波器的通带、过渡带、阻带频率特性的正弦波通过滤波器，验证滤波器性能；-FIR digital filter design, respectively, so that the design meets the filter passband, transition zone, stop-band frequency sine wave pass filter characteristic, verify filter performance
daizu
- 采用切比雪夫滤波器，可实现带阻滤波。可以自己设置通带以及阻带的频率范围，傅里叶变换显示频谱图以及滤波后的信号。-Chebyshev filter, band-stop filter can be realized. You can set your own frequency range of the passband and stopband, Fourier transform and display the signal spectrum after filtering.
C6000-3
- C语言实现设计的FIR滤波器,带通提取该频率信号，带阻是限制该频率信号。采样频率22050Hz，自己确定通带宽度，一般信号通带（或阻带）在200～300Hz，通带内衰减1db，过渡带在100～250Hz，阻带内衰减30db。-C language design FIR filter,Bandpass frequency signal extracted with resistance is to limit the frequency of the signal. Sampling freque
C-FIR
- 带通提取该频率信号，带阻是限制该频率信号。采样频率22050Hz，自己确定通带宽度，一般信号通带（或阻带）在200～300Hz，通带内衰减1db，过渡带在100～250Hz，阻带内衰减30db。-Bandpass frequency signal extracted with resistance is to limit the frequency of the signal. Sampling frequency 22050Hz, itself the passband width, gene
filter
- 设计汉宁FIR低通滤波器，规格如下：通带边缘频率=2kHz的，阻带边缘频率=2.5KHZ，通带波纹δP=0.005，阻带波纹δs=0.005，和10kHz的采样率。-Design a Hanning FIR lowpass filter meeting the following specifications: passband edge frequency=2kHz, stopband edge frequency=2.5kHz, passband ripple δp=0.005, stopb
lock-in_amplider
- 锁定放大器是利用相关技术从噪声中提取微弱信号的常用方法之一。可以证明，当信号的频率和相位已知时，使用相关检测技术能使输出信号信噪比最大。数字锁定放大器比模拟锁定放大器具有稳定、精度高等优点，并且数字滤波器的通带可以设置的非常窄，以便滤除噪声。-Lock-in amplifier is a common method using correlation techniques extracting weak signals the noise in. It can be shown when th
Speech_segmet
- sThe choice of the window in short-time speech processing determines the nature of the measurement representation. A long window would result in very little changes of the measurement in time whereas the measurement with a short window would not be s
lvboqi
- FIR数字高通滤波器设计。N=30，通带截止频率为0.8π，通带波纹最大为0.02，阻带截止频率为0.7π，阻带波纹最大为0.04-FIR digital high-pass filter design. N = 30, the passband cutoff frequency 0.8π, maximum passband ripple of 0.02, stopband cutoff frequency 0.7π, stopband ripple up to 0.04
commpassbandmod
- 基于simulink的QPSK的通带调制与解调-Based on simulink of QPSK modulation and demodulation of passband
tie_ostream
- Elliptic Cauer filters designed with 0.1 dB passband ripple, 80 dB minimum stopband attenuation, and [0.95 : 0.15 : 0.35] normalized cut off frequencies.
P1
- Implementation of Passband Modulation and Coherent Detection of BPSK signal using MATLAB
jux
- 矩形窗设计线性相位低通滤波器，该滤波器的通带截止频率为，单位脉冲响应的长度为N=21，并绘制其幅度响应特性曲线。-Rectangular window design linear phase low-pass filter, the passband cutoff frequency of the filter, the length of the unit impulse response is N=21, and to draw its amplitude response characte
ditonglvbo
- 计一切比雪夫高通滤波器，观察其通带损耗和阻带衰减是否满足要求。-Meter Chebyshev high pass filter, the passband attenuation meets the requirements with loss and resistance.
test04
- 一CQMFB，低通滤波器H0 (z)来自一半带滤波器。该半带滤波器的长度为47，通带截至频率ω_p = 0.42π，试给出H0 (z)，H1(z)，G0(z)，G1(z)的幅频响应，单位抽样响应并画图。试着产生一信号，它由两个正弦加白噪声组成，一个在低频，一个在高频，正弦的频率及和白噪声的信噪比自己给定。试用所设计的滤波器组对该信号进行分解和重建。比较重建后的效果，并对结果继续进行分析。-A CQMFB, low-pass filter H0 (z) half band filter.The
feng4
- 基于全通函数的线性相位参量均衡器的设计，一阶低通均衡器到二阶带通均衡器，对峰值均衡的实际值与理论值进行仿真-All pass function for linear phase parametric equalizer design based on, first order low pass equalizer to second-order passband equalizer, on peak equilibrium of the actual value and theoretical
kuandaizhiliufangdaqi
- 1、电压增益AV≥40dB，输入电压有效值Vi≤20mV；AV可在0～40dB范围内步距为5dB 调节（也可以连续调节）。显示实验作者的学号； 2、最大输出电压正弦波有效值Vo≥2V，输出信号波形无明显失真； 3、3dB通频带0～5MHz；在0～4MHz通频带内增益起伏≤1dB； 4、放大器的输入电阻≥50，负载电阻（50±2）Ω； -1, the voltage gain AV≥40dB, input voltage rms Vi≤20mV AV can step
Dhiman3
- QPSK(PASSBAND) IN AWGN AND FADING channel-QPSK(PASSBAND) IN AWGN AND FADING channel