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本文件是一个SPWM逆变器的仿真源文件，可以在MATLAB7.1中直接运行。设计中PWM Generator采用外部调制信号，并在调制信号中注入了三次谐波，很好的抑制了输出谐波，同时提高了直流电源的利用率。(This document is a SPWM inverter simulation source file, you can directly run MATLAB7.1. Design of PWM Generator external modulation signal, and in the modulation signal into the third harmonic, the output of good harmonic suppression, while improving the utilization of the DC power supply.)

通过Matlab仿真的LTE-Advanced适合于MIMO系统的信道构造以及信道预编码(Matlab simulation by LTE-Advanced is suitable for MIMO system channel structure and channel precoding)

短时傅里叶变换逆变换，采用MATLAB编的程序(Short term Fu Liye transform inverse transform)

说明：  VQ声纹识别算法和实验. 摘要：采用线性预测倒谱系数(1inear prediction cepstrum coefficient，LPCC)作为语音的特征参数，矢量量化(vector quantity，VQ)方法进行模式匹配，探讨声纹识别以实现身份认证，并对此识别方法进行了相关的实验．通过验证，这种方法可以区分不同的说话人，并且在做说话人辨认实验时可达到较高的识别率．(VQ pattern recognition algorithms and experimental sound. Abstract: The linear prediction cepstral coefficients (1inear prediction cepstrum coefficient, LPCC) as the voice of the characteristic parameters, vector quantization (vector quantity, VQ) method of pattern matching, pattern recognition of sound in order to achieve authentication and identification methods relevant to this experiment. Validated, this method can distinguish between different speaker, and speaker identification experiments to do to reach a higher recognition rate.)

系统施工接地技术。适用于产品设计开发中抗干扰的处理。(grounding system construction technology. Apply to product design development interference treatment.)

模态参数识别ERA方法的源代码，可利用该方法进行环境激励下结构模态参数识别。(modal parameter identification ERA method of source code, The method can be used for environmental inspired modal parameter identification.)

chebshev high,low and band pass filters

LMSE算法实现判断线性可分性和求分界向量(LMSE algorithm for linear separability judgment and seek demarcation vector)

matlab中计算并且标出图片中的地平线(matlab to calculate and mark the picture horizon)

avi视频转换为jpg序贯图片，应用于matlab2014a进行图像处理。(Avi video converted to JPG sequential images, image processing is applied to matlab2014a.)