数字电视地面传输系统中的OFDM/COFDM技术

OFDM /COFDM technologies in terrestrial digital TV transmission system

比较详细地介绍了OFDM/COFDM的基本理论、性能及其系统的实现,OFDM/COFDM已经在数字音频广播中实现,并准备应用于地面数字电视和HDTV广播中。

OFDM/COFDM has already been implemented in digital audio broadcasting and is being consid-ered for terrestrial digital television and HDTV broadcasting.In this paper,the basic principles,performance and implementation of OFDM and COFDM are reviewed.[