OFDM正交多载波传输技术具有抗无线传输多径效应影响的能力，正逐步成为各种宽带无线数字传输系统-OFDM Orthogonal multi-carrier transmission technology with anti-multipath effects of wireless transmission capacity, is becoming a variety of broadband wireless digital transmission system

基于多输入多输出单载波频域均衡信道估计的正交循环序列-Circular Orthogonal Sequences Based Channel Estimation for MIMO SC-FDE Systems

本文件描述了OFDM的频谱示意图，并给出了单载波和多载波情况下的频谱比较，以及源码-OFDM spectrum schematic