DTMF-Dectect

介绍了ldpc码的发展概况，历程，各种编解码算法，对初学者有很大帮助(Describes the overview of the development ldpc code, course, a variety of codec algorithm, very helpful for beginners)

哈弗曼编码解码的MATLAB程序，简单实用(Huffman codec MATLAB program, simple and practical)

代码实现了汉明码译码的软判决和硬判决误码率仿真图，并且通过对比理论曲线，验证了代码的正确性。(This code achieves the BER code curve of hamming code using soft decision and hard decision. Compared with the theoretical curve,I verify the correctness of the code.)

说明：  噪声主动控制之基于快速横向滤波算法；噪声主动控制之基于快速横向滤波算法(Active noise control algorithm based on fast horizontal filtering Active Noise Control of the horizontal filtering algorithm based on fast)

有关通信系统中信道同步的问题，希望与大家切磋，多多指教。(the Channel Communication System synchronization issues, and we hope that the discussions and exhibitions.)

经验模态分解m源程序，matlab实现，一般用于信号分析处理...(The EMD program，executed in matlab)

matlab预测控制，基于灰色预测控制的matlab源代码(matlab predictive control based on gray prediction control matlab source code)

利用matlab进行五点滑动平均法平滑处理(Using matlab five-point moving average smoothing method)

卡尔曼滤波 现代滤波器的实现,matlab源码(Kalman filter to achieve a modern filter, matlab source)

LMS算法的最简单模型，可以参考下。在噪声消除等主动噪声控制中有应用(The lms which is used in some signal procesing)