OPNET simulations help beginners learn fast.

一个圆周卷积的代码~调用形式为y=juanji(h,x1,M) 其中，h和x1为输入，h为滤波器系数，x1为输入采样信号，输出为y,M为输入信号x1的长度。-A circular convolution of the code to call the form of y = juanji (h, x1, M) of them, h, and x1 for the input, h for the filter coefficient, x1 sampling input signals, output y, M for the input signal x1 length.

文章研究了一种在OFDM系统信道估计频域插值算法-Research article An OFDM system in frequency domain channel estimation interpolation algorithm

Debian Linux下的通讯程序 -The communication example for Debian Linux

1)生成2KHz和8KHz的混合信号，使该信号通过上述滤波器，观察滤波前后的波形变化和频谱分布情况。 2) 在改信号中加入高斯白噪声，观察滤波前后的波形变化和频谱分布情况3) 将上述滤波器改为中心频率为100KHz的带通滤波器，信号源为带外的90KHz和带内的100KHz的混合正弦信号，。 4) 用M文件实现上述低通滤波器。 -1) 2KHz and 8KHz to generate the mixed-signal, so that the signal through the above-mentioned filter, filter before and after observation of the waveform and spectrum distribution of the changes. 2) add to the signal in white Gaussian noise was observed before and after filtering and spectral waveform changes in the distribution of 3) will be replaced by the above-mentioned filter center frequency of 100KHz band pass filter, the signal source for the band and the band of 90KHz 100KHz Sine of the mixed signals. 4) achieve the above-mentioned documents with M low-pass filter.

CAN-bus总线V2.0规范中文说明文档-CAN-bus Bus V2.0 standard Chinese documentation

在VC 6.0中使用MSComm编程，可以实现串口访问

rs232控制的程序，很好用的，推荐给大家。-RS232 control procedures, very good use, and recommend to everyone.

LaTeX技巧心得：编辑方便的幻灯片模板会议报告tex ppt-LaTeX skills learned: Editor and convenient report of the meeting tex ppt slide template

An Incremental Self-Deployment Algorithm for Mobile Sensor Networks

DTMF实时解码，采用goertzel算法，通过监测信号中的两个主要频率从而得出DTMF值-DTMF decoder in real time, using goertzel algorithm, by monitoring the signal so as to arrive at the two main frequency DTMF value