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Speech Quantization_Compare SNRs of speech cs5 with mu-law companding and uniform quantization -Speech Quantization_Compare remnants of spee ch cs5 with mu-law companding and uniform quant ization
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学通信原理的时候，自己写的A率13折线编码和均匀量化PCM系统的系统仿真-Learn communication theory when he wrote A uniform rate of 13 line coding and quantization PCM system simulation system
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介绍A律13折线的原理，很好很强大,非均匀量化参考好资料-A law introduced the principle of 13 line, nice and strong, non-uniform quantization good reference information
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Quantization (signal processing)
uniformly and non-uniformily using A and miu law od companding.
simulation using simulink/matlab
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In this project we analyze and design the minimum mean-square error (MMSE) multiuser receiver for uniformly quantized synchronous code division multiple access (CDMA) signals in additive white Gaussian noise (AWGN) channels.This project is mainly bas
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脉冲编码调制(PCM)实现
编程实现PCM技术的三个过程：采样、量化与编码。
采样：低通连续信号采样，以 x=sin(200*t) m=x./(200*t) m=m.*m 为例说明低通采样定理，绘出信号时、频图形；带通连续信号采样，以x=sin(20*t) m=x./t 为例说明带通采样定理，绘出信号时、频图形。
量化：均匀量化，以幅度 的正弦信号为例实现为64级电平的均匀量化；非均匀量化，输入A律PCM编码器的正弦信号 ，采样序列为 ，将其进行PCM编码，给出编码器的输出码组序列
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在GUI界面上，实现语音读取，描绘时域波形和频域波形，并进行采样和冲采样，最后进行非均匀量化（13折线）！-GUI interface, voice read, depicting the time-domain waveform and frequency domain waveforms, and sampling and washed samples, the final non-uniform quantization broken line (13)
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数字通信中BPSK和DPSK调制以及PCM的均匀量化编码和A律13折近似编码的matlab例程(In digital communications, BPSK and DPSK modulation, and PCM uniform quantization coding and A law 87% off approximate encoding matlab routines)
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