hans

说明：  this module gives a basic image compression example

本程序可仿真IEEE802.16e LDPC编解码器，程序设计原理见本人如下专著。 [1] 肖扬著, Turbo与LDPC编解码及其应用,人民邮电出版社，2010. [2] 肖扬著, MIMO多天线无线通信系统，人民邮电出版社，2009。 本程序只用于科研，不得用于其它场合。(The program can simulate LDPC codec with IEEE 802.16e LDPC of the size 2256*4512, and 1/2 code rate. Copyright (C2010-2015) Yang XIAO, Beijing Jiaotong University, Nov.3, 2010, E-Mail: yxiao@bjtu.edu.cn. Current Version Published: 2010-11-3 In my following books, I derived the algorithm of constructing the parity check matrices of IEEE 802.16e LDPC. [1] Y. Xiao, Turbo and LDPC Codecs and their Applications, Press of Posts and Telecommunications, Beijing, 2010. [2] Yang Xiao, MIMO Multiple Antenna Wireless Communication Systems, Press of Posts and Telecommunications, Beijing, 2009. This program also provides the LDPC code with the size 4512*2256, and 1/2 code.)

companding technique for papr

这是对彩色图像进行分块的matlab代码，自己可以根据需要修改。(This is a color image is divided into blocks of matlab code, they can be modified as needed.)

ARINC 821 specification

小波多层分解单层重构程序，对非平稳时间序列进行多尺度分解，然后进行单层重构。(Wavelet decomposition multilayer single reconstruction program, for non-stationary time series multiscale decomposition, and then single-remodeling.)

基于svpwm（矢量控制技术）的电机仿真模型，在simulink里面仿真-(Based on svpwm (vector control technology) simulation model of permanent magnet synchronous motor, which in simulink simulation)

对协作通信中分布式空时码的编码研究以及译码和性能仿真(Cooperative communication on distributed space-time codes coding and decoding and performance simulation)

求出laguerre滤波器的分子分母系数，绘出其幅频响应图并与FIR滤波器作比较。该程序为19阶Laguerre低通滤波器和22阶带通滤波器(obtained laguerre filter coefficient of molecular denominator, chart its amplitude frequency response plans with the FIR filter for comparison. The procedure for the 19-Laguerre low-pass filter and 22 band pass filter)

jakes model explaintion with source code