仿真了不同距离下的多径信道衰落模型v_distence

QPSK的调制和解调，解调部分包括时钟和载波的同步等(QPSK modulation and demodulation, the demodulation section includes a clock and carrier synchronization)

说明：  MIMO系统中能效优化方法仿真，大规模MIMO系统中能效优化方法研究(Simulation of energy efficiency optimization method in MIMO system)

虚拟串口工具，可以在普通电脑上虚拟成对串口，方便进行串口编程的本地调试(Virtual Serial Port Tool, which can be virtual paired serial ports on ordinary computers, facilitates the local debugging of serial port programming.)

修正的CMA盲均衡算法，用于盲信道均衡，不依赖与训练序列(Modified CMA blind equalization algorithm for blind channel equalization, and training sequences do not depend)

采用多相滤波结构进行仿真实验，先三倍抽取，后八倍内插(The simulation experiment is carried out using a polyphase filter structure, which is first extracted three times and interpolated eight times later)

该函数能产生一个任意阶的范德蒙德数组,可以用在无线通信等诸多领域。(This matlab function will generate an arbitrary-way Vandermonde arry.)

matlab实现16QAM调制解调的程序(matlab realize 16QAM modulation and demodulation procedures)

OBD标准协议，其中包含ISO-15031(OBD standard protocol, which contains ISO-15031)

qpsk的仿真以及根升余弦滤波器成形另外有误比特率的比较(qpsk simulation and shaping the root raised cosine filter)

说明：  orthogonal frequency demod