Digital-BaseBand-Transmission

HVDC design in MATLAB/Simulink based vsc

创建动画 播放动画 分别读入图像 用imshow函数显示(Play the animation to create animated images were read into the display with the imshow function)

这是用C语言编写的灰度直方图，在matlab软件下可以运行。不是用imhist直接调用。(It is written in C language histogram in matlab software can run. Not called directly by imhist.)

基于matlab的源程序，用于绘制非线性方程杜芬方程的庞加莱截面(Based on matlab source program, is used to draw the poincare section of nonlinear equations-duffing equation)

用matlab实现的boosts开关变换器的仿真图，一共四幅图，对于学习非线性电路的同学有用(Matlab achieved by switching converter boosts the simulation map, a total of four maps, non-linear circuit for the students to learn useful)

说明：  提出了正交频分复用(O FDM ) 系统中一种新的载波频偏估计算法L 载波频偏估计过程可分 为获取和跟踪, 其中, 获取过程和时间同步是同时完成的L新算法可实现的最大载波频偏获取范围 是整个信号带宽的一半L新的跟踪算法是一个最大似然算法, 在加性白噪声高斯信道(AW GN ) 下, 当N (训练序列长度的一半) 等于128 时, 其性能比Schm idl 算法提高约7127 dB 在多经信道下, 当 信噪比不是很高时, 新算法仍具有优势L(new carrier f requency offset est imat ion scheme in o rthogonal f requency division mu lt ip lex ing (O FDM ) system is p ropo sed. The carrier f requency offset est i2 mat ion includes acqu isit ion and t rack ing, and acqu isit ion as w ell as t im ing synch ro2 n izat ion can be perfo rmed simu ltaneou sly w ith h igh accu racy. The max imum acqu i2 sit ion range can be up to one half of overall signal bandw idth. The p ropo sed t rack2 ing est imato r is a max imum 2likelihood est imato r, and in AW GN channel, abou t 7127dB imp rovemen t is ob tained compared to the Schm idl’s algo rithm w hen N = 128 in mu lt ipath channel, the p ropo sed algo rithm wo rk s w ell at moderate SNR.)

托业资料，一些托业必备的短语大全，在里面的文章中有标注(TOEIC data, a number of essential phrases TOEIC Daquan, in which there are marked article)

说明：  matlab自编迭代法求阈值，并按照此阈值对图像进行二值化处理。(matlab self iterative method for threshold and follow this threshold for image binarization processing.)

基于MATLAB的通信系统仿真应用详解，这是第2卷。(MATLAB-based simulation of communication systems explain that this is volume 2.)

利用天棚原理对车辆悬架进行控制，天棚控制又卡诺怕于1970s提出。(Ceiling suspension using the principle of control of the vehicle, ceiling control and fear in the 1970s raised Carnot.)