FDTD_pattern

PN code sequence generation

超声波空化的气泡动力学计算程序例子，并绘制气泡膨胀溃灭图(Ultrasonic Cavitation bubble dynamics calculation examples, and the mapping of the bubble collapse expansion plans)

说明：  Time Frequency Toolbox matlab时频分析工具箱,里面有各种时频分析函数，用matlab实现的，小波变换，Gabor变化，短时傅里叶变换等等(AF Ambiguity function AR Auto-regressive (filter or model) ASK Amplitude shift keyed signal BJD Born-Jordan distribution BPSK Binary phase shift keyed signal BUD Butterworth distribution CWD Choi-Williams distribution FM Frequency modulation FSK Frequency shift keyed signal GRD Generalized rectangular distribution HT Hough transform MHD Margenau-Hill distribution MHSD Margenau-Hill-Spectrogram distribution MMCE Minimum mean cross-entropy NAF Narrow-band ambiguity function PMHD Pseudo Margenau-Hill distribution PWVD Pseudo Wigner-Ville distribution QPSK Quaternary phase shift keyed signal RID Reduced interference distribution STFT Short-time Fourier transform TFR Time-frequency representation WAF Wide-band ambiguity function WVD Wigner-Ville distribution ZAM Zhao-Atlas-Marks distribution)

使用Matlab仿真模糊控制一级倒立摆程序示例(Giving a the class handstand put program examples of demonstration by fuzzy control in Matlab & sinmulink. )

display heart sound and apply block framing, windowing fucntion

空时编码的几种天线比较，实现空间的分集增益，(Several antenna space-time coding, spatial diversity gain,)

有记忆预失真处理程序，可以实现对PA转换下饱和失真的处理(Predistortion with memory processes can be achieved under the PA saturation distortion conversion process)

这个程序是希尔伯特黄变换的希尔伯特变换部分的MATLAB仿真程序。(This program is Hilbert Huang Transform Hilbert transform part of the MATLAB simulation program。)

卫星姿态确定及敏感器误差修正的滤波算法研究。介绍了几种不同的滤波算法，如卡尔曼滤波，扩展卡尔曼滤波，粒子滤波等在姿态确定上的应用，并比较了它们仿真的结果(Satellite attitude determination and sensor error correction filtering algorithms. Introduced several different filtering algorithms, such as Kalman filtering, extended Kalman filter, particle filter, such as in the attitude determination applications, and compare their simulation results)

通过此代码，实现OFDM调制。设定子载波个数为6，每个信道的比特数是4000(OFDM MODULATION)