摘要
文章简述了高速光通信的发展概况,论述了高速光通信的技术难点,分析了色散限制因素,介绍了光放大、外调制和色散补偿技术,并展望了未来通信的发展趋势。
This paper outlines the rapid development of high-speed optical communications. The technical difficulties of optical communications is discussed. Furthermore, the dispersion- limiting factors are analyzed, and technologies of optical am- plification, external modulation, dispersion compensation are in- troduced. At the end of the pa- per, the development trend of telecommunications is prospect- ed.
关键词
光通信
衰耗
色散
Optical communication
Loss
Dispersion
