gps_err_ld

仿真分析在格雷码和QAM调制下的SNR与BER关系(analyze gray code and QAM moudulation about SNR and BER relationship)

matlab辅助小波分析及应用，对于研究信号的小波变换很有帮助。(matlab wavelet analysis and application )

利用电磁场的源激发方法来计算光子晶体波导例如光子晶体光纤，金属波导，表面等离子体波导等的传播特性比如传播常数以及束缚损耗，模场分布等，是一款极好的计算程序！(use of the electromagnetic field source excitation method was used to calculate the photonic crystal waveguide such as photonic crystal fibers, metal waveguide, Surface plasmon waveguide propagation, etc. For example, the propagation constants of shackles worn, mode field distribution, A is an excellent program!)

matlab求解非线性动力学和机械振动的书籍和例题，参考价值很大，很多问题都可以参考(matlab solving nonlinear dynamics and mechanical vibration of books and examples, reference of great value, many problems can be a reference)

formant feature voice its important for extraction 14 coofeecient from lp

智能电梯系统仿真用matlab程序实现，智能控制(ntelligent elevator system simulation)

BPSK 与QPSK 调制解调系统的Matlab 仿真程序,发送滤波器与接收滤波器均为根升余弦滚降滤波器；信道噪声为加性高斯白噪声 绘制BPSK 与QPSK 调制下的误码率与信噪比曲线图，并与理论曲线进行对比(BPSK and QPSK modulation and demodulation system Matlab simulation program, send and receive filters are root raised cosine filter roll-off filter channel noise, BER and SNR draw BPSK and QPSK modulation under additive white Gaussian noise than the graph and compare with the theoretical curve)

Gray code and RLE compression.

MATLAB编写的利用u律函数实现的抑制OFDM峰均比的程序，程序通过运行，通过u率函数对信号压扩后，PAR明显降低(U law written by MATLAB functions for OFDM PAPR suppression program, the program by running through the u signal compression and expansion rate after the function, PAR was significantly lower)

用不同的方法对人体心电信号进行QRS复波检测(QRS complex wave tests on human ECG using different methods)