适用于宽带无线通信的正交频分复用技术

Orthogonal Frequency Division Multiplexing (OFDM) in Broadband Wireless Communication

OF DM技术是一种多载波技术 ,在高速无线数据传输领域有很大的应用前景。本文在分析宽带无线信道性能特点的基础上 ,介绍了 OF D M技术的基本原理和实现方法 ,并讨论了 OF DM的关键技术及其在解决移动信道传输问题上的优势。最后详细给出了 OF D M系统收发信机的框图 ,并展望了 OF D

OFDM is a multicarrier digital modulation technique, with a good application future in the field of broadband wireless communications On the basis of analyzing the characteristic of broadband wireless channels, this thesis introduces the principle and implementation of OFDM,and discusses several key techniques and advantages of OFDM concretely In the end, the baseband transmission architecture of OFDM communication system are given, and the developing direction of OFDM is forecasted