yiqunsuanfa

Analysis Using MATLAB® and Excel® Steven T. Karris Third Edition.

matlab中的FFT使用范例，非常经典(FFT in matlab usage examples, very classic)

用MATLAB实现CCSDS_LDPC编码，并生成相应的校验矩阵H。压缩包内包含相应源程序以及CCSDS_LDPC编码原理的说明文档。(Using MATLAB CCSDS_LDPC coding, and generate the corresponding check matrix H. Compressed package that contains the corresponding documentation and CCSDS_LDPC source coding theory.)

matlab 实现数字水印 包括算法原理和算法的实现代码(watermarking matlab)

三相桥式整流电路，可以直接用，matlab编写(Three-phase bridge rectifier circuit can be directly used, matlab prepared)

BLDC三段式启动过零点检测无位置系统模型(BLDC sensorless )

将1HZ的正弦波与5HZ的正弦波相加后进行傅里叶分析。(To be a 1 HZ ac sine wave and 5 HZ ac added sine wave after the Fourier analysis. )

主要是集中调制方式以及解调包括ASK,PSK,FSKQPSK等(the thesis contains ASK，psk，fsk，qpsk modulate methods)

Kernel methods for feature extraction

说明：  应用直接幅度方差实现mask\mfsk\mpsk的分类识别，识别率高达97%。(The direct amplitude variance is used to classify mask, MFSK and MPSK, and the recognition rate is as high as 97%.)