基于OFDM的通信信号调制技术研究  

Research on communication signal modulation technology based on OFDM

作　　者：苏志军 李天奎 冷卫杰 SU Zhijun;LI Tiankui;LENG Weijie(Shandong Wanbo Technology Co.,Ltd.,Jinan 250000,China)

机构地区：[1]山东万博科技股份有限公司,济南250000

出　　处：《计算机应用文摘》2025年第8期222-224,共3页

摘　　要：作为一种高效的多载波调制技术,OFDM已成为现代通信系统中不可或缺的物理层基础。随着无线通信技术的飞速发展,频谱资源稀缺与数据传输需求急剧增长间的矛盾日益凸显,高频谱效率调制技术研究具有重要意义。文章探讨了OFDM的基本原理,分析了基于OFDM的各种调制技术特点,并考察了OFDM调制技术在4G/5G移动通信、无线局域网等领域的具体应用,为深入理解现代通信信号调制技术提供参考。As an efficient multi-carrier modulation technology,OFDM has become an indispensable physical layer foundation in modern communication systems.With the rapid development of wireless communication technology,the contradiction between the scarcity of spectrum resources and the rapid growth of data transmission demand has become increasingly prominent,and the study of modulation technology with high spectrum efficiency has great significance.This paper discusses the basic principle of OFDM,analyzes the characteristics of various modulation technologies based on OFDM,and examines the specific application of OFDM modulation technology in 4G/5G mobile communication,wireless local area network and other fields,so as to provide a reference for in-depth understanding of modern communication signal modulation technology.

关 键 词：OFDM 通信信号 调制技术 

分 类 号：TN957[电子电信—信号与信息处理]