HEED

This source code simulates UWB based wireless Communication system which transmits color image over wireless medium. Modulation type: Pulse position modulation Pulse: second derivative of a Gaussian pulse Channel: AWGN Image: lib.jpg

test simulation channel power

慢速跳频，调制样式为DPSK(DPSK/FH)，包括信号的发射接收模型，自己写的代码，仅供参考。(Slow frequency hopping, modulation pattern for DPSK (DPSK/FH), including the launch of signal reception model, write your own code, for reference purposes only.)

KEMA model of arcing in circuit breaker SF6

ANT COLONY OPTIMIZATION

OFDM峰均功率比的CCDF图，仿真10万个符号，结果曲线与理论相同(CCDF of PAPR for OFDM)

利用matlab实现无约束优化，对不同的函数进行优化，并比较优化结果和运算速度(Matlab unconstrained optimization, optimize and compare different function optimization results and computational speed.)

说明：  This code for shift factor problems

matlab环境下，采用指定个数的高斯信号对任意概率分布的信号进行模拟(matlab environment, using the specified number of Gaussian signals for any probability distribution of the signal to simulate)

求解一维热方程。空间方向采用四阶差分格式，时间方向采用bvm法(Solving one-dimensional heat equation. Spatial orientation difference scheme with fourth order, the time direction by bvm method)