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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
channel
- 信道描述,计算冲激响应函数,为频选衰落信道,用于MIMO或MIMO-OFDM系统-Channel descr iption, calculation of impulse response function, for Frequency-Selective Fading Channels for MIMO or MIMO-OFDM system
chap01
- ex1_1 单位冲激序列 ex1_2 右移20的单位冲激序列 ex1_3 单位阶跃序列 ex1_4 实指数序列 ex1_5 复指数序列 ex1_6 随机序列 ex1_7 系统冲激响应(impz函数) ex1_8 系统传递函数(freqz函数) ex1_9 零极点增益 ex1_10 residuez函数应用 ex1_11 Lattice结构全极点IIR系统 ex1_12 Lattice结构全零点FIR系统 ex1_13 Lattice结构零极点结构-
impulsenoise
- This function can be used for adding different kind of impulse noises (i.e. Salt & Pepper noise and Random-value impulse noise) to image. Salt & Pepper Noise values are 0 or 255 but random-value impulse noise values vary from 0 to 255
butterworth-filter
- 设计一个模拟巴特沃特低通滤波器,它在30rad/s处具有1dB或更好的波动,在50rad/s处具有至少30dB的衰减。求出级联形式的系统函数,画出滤波器的幅度响应、对数幅度响应、相位响应和脉冲响应图。-Design an analog low-pass filter of Bart Walter, it 30rad/s, at 1dB or better fluctuations in 50rad/s, at least 30dB of attenuation. Calculate the sy
FIR
- 这个代码是用VC++编写有限脉冲响应滤波器,用窗函数法设计-This code with VC++ to write a finite impulse response filter using the window function method
Viterbi
- 该函数实现卷积编码 (2,1,3)卷积码的译码器,生成冲激响应分别为[1 1 1]和[1 0 1] 用维特比译码实现-This function convolution coding (2,1,3) convolutional code decoder to generate the impulse response, respectively [1] and [1 0 1] Viterbi decoding