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A率13折线的编译码实现
1、了解PCM及13折线A率编码及译码的原理；
2、随机给出一个语音信号，并用A率13折线PCM对其编码；
3、将编码后的信号经过加性高斯白噪声信道，并在接收端对其进行译码；
4、分别画出原始语音信号、PCM编码信号以及译码后信号的波形。
-A rate of 13 polyline encoding and decoding implementation
1, to understand the principles of PCM and th
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此程序包括非均匀采样
PCM编解码、语音STFT等-The program includes non-equal sampling ,PCM coding and decoding,STFT of audio signal
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采用PCM方式对语音信号进行编码和解码，文件包含编码解码函数和量化误差计算函数-PCM voice signal by means of encoding and decoding, encoding and decoding functions and the file contains quantization error calculation functions
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这组代码模拟了整个信号的编码，调制，解调，译码在无线通信，其中包括A-law扩展，PCM和的2PSK调制解调的技术过程。-This collection of codes simulates the whole signal encoding, modulation, demodulation, decoding process in wireless communication, which involves the techniques of A law companding, PCM, a
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对给定语音信号进行抽样、量化和13折线PCM编码，经过传输后，接收端进行PCM译码，对此过程进行matlab仿真分析。-Given speech signal sampling, quantization and PCM 13 line coding, after transmission, the receiver for PCM decoding, matlab simulation of this process
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正弦信号的pcm编码、译码matlab仿真-Sinusoidal signal pcm encoding, decoding matlab simulation
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该模型是一个模拟信号数字化传输系统，该模型只通过了PCM编码模块和译码模块-The model is an analog signal digital transmission system, the model only through the PCM coding and decoding module module
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MATLAB环境下的Simulink仿真平台，构建PCM编码与解码电路图，对模拟信号进行采样、量化、编码, 将编码后的信号输入信道再进行PCM解码，还原出原信号.建立仿真模型,分析仿真波形。-MATLAB environment Simulink simulation platform to build PCM encoding and decoding circuit diagram of the analog signal is sampled, quantization, encoding
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语音信号的pcm编码，译码的matlab实现-Speech signal pcm coding and decoding matlab achieve
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一个基于时分复用的simulink仿真系统,输入端输入正弦波与矩形信号经过pcm编码,复用,调制,解调,解复用,解编码得到原波形.-A the simulink simulation system based on time division multiplexing, the input of the input sine wave with a rectangular signal after pcm encoding, multiplexing, modulation, demodulat
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对一段语音信号进行PCM编码与PCM解码-PCM coding and PCM decoding a voice signal
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子带编码是一种以信号频谱为依据的波形编码方法，首先用一组带通滤波器将输入信号按频谱分开，然后让每路子信号通过各自的自适应PCM编码器（ADPCM）编码，经过分接和解码再复合成原始信号。-In sub-band coding is a waveform signal based on the spectrum coding method using a first set of band pass filters to separate an input signal spectrum, and
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讲述PCM及13折线A率编码与解码的概念，随机给出一个语音信号，并用A率13折线的方法matlab编程对其编码与译码
-About the concept of PCM and 13 line-rate encoding and decoding A randomly given a voice signal and a line with a rate of 13 A method of encoding and decoding matlab programming for its
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本源代码是我大三写的关于通信原理PCM系统的程序，本人试过可用，包括了信号的编码，解码，求量化误差，信噪比等-Source code is written in my junior program on communication theory PCM system, I tried available, including a signal encoding, decoding, seeking quantization error, signal to noise ratio, etc.
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实现对图片、音频的PCM编码，信号调制，信道编码与译码 解调 解码-complete the PCMcoding signal moding demoding decoding
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PCM编译码实验，自己通信原理的实验。对正弦信号进行抽样、量化和A律PCM编码，经过传输后，接收端进行PCM译码-PCM codec test their own communication principle experiment. Sinusoidal signal sampling, quantization and A-law PCM coding, after transmission, the receiving end PCM decoding
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于matlab gui 平台的pcm语音信号处理，其中包括抽样、量化、编码、解码，及其时域频域图建Matlab GUI界面通常有两种方式：
1，使用 .m 文件直接动态添加控件
2. 使用 GUIDE 快速的生成GUI界面
显然第二种可视化编辑方法算更适合写大型程序-
Matlab gui based pcm voice signal processing platform, including sampling, quantization,
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产生一正态分布序列 经过pcm编码、PCM解码、计算量化信噪比、设置信道误码率
-Generating a normal sequence after pcm encoding, PCM decoding, computing quantization noise ratio, set the channel error rate
x = randn (1,1000) generating a normal sequence
xf = fft (x, 256) 1024 da
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载入一段语音信号进行分析
进行 PCM 编码和译码，并回放该信号-Loading a voice signal analysis
Conduct PCM encoding and decoding, and playback of the signal
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语音信号PCM编码A律13折线编码解码系统仿真-Speech Signal PCM Code A Law 13- fold Line Code Decoding System Simulation
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