近日 ,北京邮电大学光通信中心所建造的光纤ＣＤＭＡ实验系统取得成功 ,这在国内尚属首次。光纤ＣＤＭＡ技术是近年来光通信领域兴起的一门新技术 ,主要应用于全光接入网 ,并且可能成为光通信中的主流技术之一。它具有频带利用率高、接入灵活、保密性强等优点而备受关注。随着 Recently, the optical fiber CDMA experiment system built by Beijing University of Posts and Telecommunications Optical Communication Center has achieved success, which is the first time in China. Optical fiber CDMA technology is a new technology emerging in the field of optical communications in recent years. It is mainly applied to all optical access networks and may become one of the mainstream technologies in optical communications. It has the advantages of high bandwidth utilization, flexible access and strong confidentiality. along with