超高速光通信的新技术及应用

文章介绍了40 Gbit/s、100 Gbit/s及以上速率超高速光通信中将会用到的新技术,包括相位调制、正交幅度调制、多电平调制等新型调制技术;偏振复用和正交频分复用这两种新型复用技术;相干接收技术原理、优点和应用必要性;光子集成技术的应用和技术发展。最后介绍了这些新技术在400 Gbit/和1 Tbit/s等超高速光通信上的应用。

New Technologies and Applications in Ultra-high Speed Optical Communication

This paper describes new technologies that will be used in 40Gb/s,100Gb/s and higher rates ultra-high speed optical communication,including phase modulation,QAM,multi-level modulation and other new modulation techniques such as polarization multiplexing and OFDM;also coherent receiver technology principles,the advantages and application necessity;photonic integration technology and evolution.The end of this paper introduces the applications about these new technologies in ultra-high speed optical communication such as 400G/1T.This article also describes the research progress of Fiberhome in ultra-high speed optical communication,including research results of 100Gb /s Ethernet and 1 Tb/s CO-OFDM 1040 km errorfree ordinary single-mode fiber transmission.