Design_70085

对图片做二维dct变换，每一小块为8*8(Do the 2-D DCT transform , every piece of 8*8)

QDPSK调制解调源码，用于matlab仿真分析。(QDPSK modem source code for the matlab simulation.)

对一种电极控制对象的最基本pid控制程序，仅供参考。(Electrode control object of a basic pid control procedures for reference purposes only.)

基于MATLAB的电力系统继电保护仿真研究(MATLAB-based power system relay protection simulation study)

通信系统中的符号调制，包括BPSK，QPSK，8PSK以及QAM的符号调制方式选择源程序。(Modulation symbols in a communication system, including BPSK, QPSK, 8PSK and QAM modulation scheme selection symbol source.)

用matlab实现的曼彻斯特 NleyPu编码。50 占空比（可调）。绘制时域波形和频域功率谱密度。结果跟北邮的DwxXJnF 的通信原理课件上的形状一模一样。 .(With Manchester NleyPu encoding matlab realize. 50 duty cycle (adjustable) . Draw time-domain waveform and frequency domain power spectral density. Results with BUPTDwxXJnF Exactly the same shape Wenbin communication on the principles of courseware.)

This program print pattern for circlar Array (uniform) Antenna

说明：  带约束算子的粒子群算法，用于matlab环境，对于搞研究的教师有很大帮助(Operator Constrained Particle Swarm Optimization for the matlab environment, engage in research for teachers are very helpful.)

Steganography for watermark encoding and decoding purpose used

验证时域采样定理,奈奎斯特定律,奈奎斯特频率(The time domain sampling theorem)