基于Matlab的OFDM调制解调系统仿真实验  

Simulation Experiment of OFDM Modulation and Demodulation System Based on Matlab

作　　者：付卫红[1] 韦娟[1] 刘乃安[1] 李晓辉[1] FU Wei-hong;WEI Juan;LIU Nai-an;LI Xiao-hui(School of Telecommunication,Xidian University Xi'an 710070,China)

机构地区：[1]西安电子科技大学通信工程学院,陕西西安710071

出　　处：《电气电子教学学报》2018年第2期139-143,共5页Journal of Electrical and Electronic Education

摘　　要：本文在介绍OFDM调制解调技术原理的基础上,给出了基于Matlab仿真平台的OFDM调制解调系统仿真框图,详细介绍了关键模块的具体仿真实现方法,包括信号产生模块、基带调制模块、串并变换模块、IFFT模块等。最后对OFDM调制解调系统性能进行了仿真和分析,结果验证了本文给出的仿真模型的正确性、合理性。This paper introduces the principle of OFDM modulation and demodulation technology,and also gives the simulation block diagram of OFDM system based on Matlab and simulation method of key module in detail,such as signal generation module,base band modulation module,serial and parallel transformation module and IFFT transformation module.Finally,we simulate and analyze the performance of OFDM system.Simulation results prove that the simulation method in this paper is correct and rational.

关 键 词：OFDM调制 OFDM解调 基带调制 

分 类 号：G426[文化科学—课程与教学论] TN91[文化科学—教育学]