Solving-linear-equations

MATLAB绘图时，用于生成带有箭头的平面坐标系，方便绘图，更显专业(Two-dimensional coordinates with arrow.)

《精通Matlab最优算法》原版图书和代码(" Mastering Matlab optimal algorithm" original books and code)

QPSK调制（自己调节一个关键参数就可以实现8PSK，16PSK，32PSK等实验图像）(QPSK modulation)

说明：  绘制升余弦滚降波形的眼图并功率图 xtuanna(Drawing Cosine waveforms and eye diagram xtuanna power)

用matlab程序模拟了多层平板波导的导波情况 包括TE模和TM模 该程序可进一步扩展(Matlab procedure used to simulate the multi-layered slab waveguide, including the guided wave TE mode and TM mode of the program can be further expanded)

用各种窗函数设计FIR数字滤波器，q725a是利用fir2设计滤波器(With a variety of window function design FIR digital filter, q725a is the use of filters fir2 Design)

在高斯杂波条件下的平均单元选大恒虚警处理(GO-CFAR under gauss clutter)

LTEA中的Relay仿真 按照3gpp 36.211等搭建的链路级仿真，单跳模型(LTEA the Relay emulation and other structures in accordance with 3gpp 36.211 link level simulation model for single-hop)

bubble migrating code

信号包络求法,此法为hilbert变换和微分法的matlab源程序，有注释；(envelope curve calculation)