基于MATLAB的OFDM系统设计与仿真摘要:随着通信产业的逐步发展,4G时代已经来临。作为第四代移动通信技术的核心,OFDM得到了前所未有的关注。它具有频谱利用率高、抗干扰能力强等优点。本文首先简要介绍了OFDM的发展状况以及优缺点,然后详细分析了OFDM的工作原理及其相应的各个模块,并介绍了它的关键技术。最后,分别利用M函数和Simulink做了OFDM系统的设计与仿真,并对误码率进行了分析,得到了BER性能曲线。关键词:正交频分复用;MATLAB;仿真;BERDesign and Simulation of OFDM System Based on MATLABAbstract: With the gradual development of the communication industry, 4G era has come. As the key technology of the fourth generation mobile communications,OFDM has received unprecedent