LRD

主要是对图像实现DFT,DCT变换，利用二维小波分析对图像作二层小波分解，显示条状图，十字图及频谱等(Realize the image is mainly DFT, DCT transform, the use of two-dimensional wavelet analysis of images for the second floor of wavelet decomposition, indicating strip maps, charts and cross spectrum)

costas环的simulink仿真模型，(costas design with simulink)

频率固定且不变，通过IIR陷波器，设计谱线增强器。(Fixed frequency and the same, through the IIR notch filter, the design of Line Enhancer.)

说明：  通信系统中不同衰落信道的比较，分析性能的差异(compare the difference of different fading communication channel.)

采用MATLAB实现图像信息隐藏。将文本信息，通过DCT和LSB算法嵌入到二维图像中实现信息隐藏。(hide information into voice signal with the methods of DCT and LSB)

Feature extraction of finger-vein

利用信道容量迭代算法，求下列转移概率矩阵所对应信道的容量和达到容量时的输入概率(Use of channel capacity iterative algorithm, and the following transition probability matrix corresponding to the probability of reaching capacity when capacity input channel and)

Compare To Source Code for Andriod.

full brididge dc dc converter

说明：  现代通信原理作业。窄带调频和窄带调相的方法来进行窄带角调制，还有ssb，vsb和pm调制的代码。(Modern communication principle operation. Narrowband modulation and narrowband phase modulation for narrowband angle modulation)