用matlab编写了BPSK 和QPSK 两种调制在高斯白噪声信道和瑞利信道下的误码率仿真曲线，并做了对比。-the texts simulate two modulaton BPSK and QPSK in both AWGN channel and Rayleigh channel, also did the comparison between two mudulation.

MATLAB simulation results of BPSK, QPSK, 8-PSK and 16-QAM techniques of modulation in AWGN channel and fading channel

论述了BPSK、QPSK、16QAM、2FSK 调制和解调基本原理，以及各种调制方式的在AWGN 信道和平坦Raleigh 信道下的误码性能。同时介绍了OFDM 的调制解调原理。并使用MATLAB编写程序，对其进行了实验仿真。-It discusses the BPSK, QPSK, 16QAM, 2FSK basic principles of modulation and demodulation, and various modulation error performance in AW