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remez.rar
- remez函数设计FIR低通滤波器 设计滤波器，使逼近低通滤波特性 。 要求通带波纹 ，阻带衰减 ，并用最小阶数实现。绘出设计的FIR数字滤波幅频特性曲线。 ,remez function design FIR filter low-pass filter designed to approximate the low-pass filter characteristics. Requirements of passband ripple, stopband attenuation, an
fir
- 用各种窗函数设计FIR数字滤波器。 分别用矩形窗和Hamming窗设计线性相位FIR低通滤波器。要求通带截止频率，单位脉冲响应h(n)的长度N=21，绘出h(n)及其幅频响应特性曲线。 -Window function with a variety of FIR digital filter design. Were rectangular window and Hamming window design of linear phase FIR low-pass filter. Req
45665997lmsbeamforming
- 基于余弦调制多相滤波器的设计，该滤波器的通带窄，阻带衰减高，适用于子信道数为偶数的情况 -Based on cosine modulated polyphase filter design, the filter passband narrow, high stopband attenuation, the number of subchannels for the case of even-numbered
main
- DMT调制，就是把整个通信信道在频域上划分很多子信道，在每个子信道上仍然采用QAM或类似的带通信号进行传输。其中QAM的通带中心频率应该与相应的子信道的中心频率一致。-DMT modulation, that is, the entire communication channel in the frequency domain divided on a lot of channel in each channel is still used on QAM or similar bandpass
aliasingfilter
- 1）设计Butterworth型音频抗混叠滤波器； 2）参数： 下通带频率300Hz；上通带频率3400Hz； 下阻带频率280Hz；上阻带频率3600Hz； 通带最大衰减0.3dB； 阻带最小衰减40dB； 3）采用一低通滤波器和一高通滤波器级联； 4）分别确定LPF和HPF的性能指标； 5）求出两滤波器的系统函数和频率响应，并画出其幅频特性曲线； 6）求整个滤波器的系统函数和频率响应，并画出其幅频特性曲线。-1) the design of Butterw
remezhighpass
- 用remez函数设计高通滤波器 观察等波纹逼近法中加权系数w( )及滤波器阶数N的作用和影响。期望逼近的滤波器通带为[3 /4， ]，阻带为[0，23 /32]。 -Remez design with high-pass filter function to observe the law, such as corrugated weighted coefficient approximation w () and filter order N of the role and impac
QPSK_TX_IQ_RX_REV1
- M-file models a QPSK RXTX at passband using a correlation receiver and low pass filters. This m-file is a revision of QPSK TXRX SYSTEM ANALYSIS published earlier.
bandpass_IIR
- 設計數位帶通濾波器其通帶邊緣頻率Fp1=100Hz Fp2=4000Hz ,止帶邊緣頻率 Fs1=20Hz Fs2=4100Hz αp=2dB αs=16dB-design a bandpass IIR digital filter passband edge1 100Hz stopband edge1 20Hz passband edge2 4000Hz stopband edge1 4100Hz passband ripple 2 dB minimum stopband at
DPSK_passband
- A DPSK Modulator (analytical versus simulation)
16QAM
- 16QAM simulation. The entire process includes the generation of the 16QAM constellation and the waveform signal in complex base band, the upconverting to passband, pass through AWGN channel, demodulation with a Matched Filter, detection using the sof
gnss-sdr-master
- In order to start using GNSS-SDR, you may want to populate ```gnss-sdr/data``` folder (or anywhere else on your system) with raw data files. By raw data we mean the output of a Radio Frequency front-end s Analog-to-Digital converter. GNSS-SDR needs s
P1
- Implementation of Passband Modulation and Coherent Detection of BPSK signal using MATLAB
analog_AM_passband
- 具有带通的AM调制信号的仿真程序，可改自行改参数进行调整(analog amplitude modulation with passband x is source signal)
带阻数字滤波器
- 读入bluesky3.wav文件（内容为男生“蓝天，白云”），在语音数据中混入50Hz的交流声，设计一个用凯泽窗的带组数字滤波器，通带截止评率45Hz,带组截止频率49和51，阻带最小衰减A2=50dB,采样频率为8000Hz(Read the bluesky3.wav file (the content is for boys "blue sky, white clouds"), mix 50Hz hum into the voice data, design a band