摘要
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等新型复用技术,相干接收技术,光子集成技术。最后介绍了这些新技术在400 Gbit/s、1 Tbit/s等超高速光通信上的应用以及超高速光通信方面的研究进展,实现了1 Tbit/s速率下CO-OFDM 1 040 km的普通单模光纤的无误码传输。
This paper describes new technologies that will be used in 40 Gbit/s,100 Gbit/s and higher rates ultra-high speed optical communication,including phase modulation,quadrature amplitude modulation,multi-level modulation and other new modulation techniques such as polarization multiplexing and orthogonal frequency division multiplexing,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 400 Gbit/s/1 Tbit/s.This article also describes the research progress of fiberhome in ultra-high speed optical communication,including research results of 100 Gbit/s ethernet and 1 Tbit/s coherent optical orthogonal frequency division multiplexing（CO-OFDM） 1 040 km error-free ordinary single-mode fiber transmission.
出处
《电信科学》
北大核心
2011年第11期127-133,共7页
Telecommunications Science
关键词
相位调制
正交幅度调制
多电平调制
偏振复用
正交频分复用
相干接收
光子集成
phase modulation
quadrature smplitude modulation
multi-level modulation
polarization multiplexing
orthogonal frequency division multiplexing
coherent reception
photonic integrated circuit
