QPSK在AWGN信道中传输的检测性能，内含QPSK调制制解调、AWGN的C语言实现，是无线通信仿真的最简单的例子 -The detection performance of QPSK in AWGN channel transmission containing the demodulation of QPSK modulation system, AWGN C language, the most simple example of the simulation of wireless