光孤子通信及其展望

利用光孤子(solito)n传输信息的新一代光纤通信系统能真正做到全光通信,无须光电转换,可在超长距离、超大容量传输中大显身手,是光通信技术上的一场革命。文章介绍了光孤子通信的基本原理、光孤子的产生、光孤子通信系统的基本结构及其关键技术,描述了近几年光孤子研究取得的进展和传输试验情况,最后展望了光孤子通信的前景,它是21世纪最有发展前途的通信方式。

Optical Soliton Communication and its Prospect

New generation optical fiber communication system based on soliton can truly realize all-optical communication which does not need o-e-o conversion and can play an important role in ultra-long distance and ultrahigh capacity transmission. This represents a revolution in optical fiber communication technology. This article presents an introduction to the basic principle of soliton communication, the generation of soliton and the basic structure and key technologies of optical soliton communication system. The article also describes the advancement with regard to the study of optical soliton in recent years and some transmission experiments are elaborated. Lastly, the author predicts the prospect of optical soliton communication-it will be the most promising communication mode in 21st century.