超宽带无线通信，基于频域采样的超宽带接收机实现方案，带仿真图，误码率小，已调试通过-Ultra-wideband wireless communications, based on the frequency domain sampling program to achieve ultra-wideband receiver, with simulation maps, a small error rate has been debugging through

基于硬件定点的完整的costas载波恢复环设计，FPGA设计可以用之参考。包括输入QPSK信号，16倍符号率采样，初始频差2.4KHz，以及低通滤波器的设计等待。最重要的是有本人的注释，易于上手。-Hardware-based fixed-point of complete costas carrier recovery loop design, FPGA reference design can be used. Including input QPSK signal, 16 times th

在matlab中进行信道仿真，对噪声进行建模 该程序验证了加噪公式在复杂通信系统（扩频、过采样）中的正确性-The correctness of the channel simulation in matlab noise modeling program verification adding noise formula in complex communication system (Spread Spectrum oversampling)

64QAM基带系统接收机matlab代码：添加AWGN噪声，进行接收端匹配滤波器，8倍下采样，解调信号。-64QAM baseband system receiver matlab code: add AWGN noise, matched filter receiving end, eight times the down-sampling, the demodulated signal.

Matlab仿真：采样次数与信号的信噪比的关系曲线图。-Matlab simulation: the number of samples and the signal to noise ratio of a plot.