电信科学 ›› 2019, Vol. 35 ›› Issue (4): 47-61.doi: 10.11959/j.issn.1000-0801.2019079

• 专题:全光网技术与应用 • 上一篇    下一篇

面向全光网的矢量信号处理技术

邢真,王宏祥,纪越峰   

  1. 北京邮电大学,北京 100876
  • 修回日期:2019-04-10 出版日期:2019-04-20 发布日期:2019-04-25
  • 作者简介:邢真(1992- ),女,北京邮电大学博士生,主要研究方向为光网络与全光信号处理。|王宏祥(1973- ),男,北京邮电大学教授,主要研究方向为光网络与全光信号处理。|纪越峰,男,北京邮电大学教授、学位评定委员会主席,国家重点实验室常务副主任,兼任国务院学位委员会学科评议组成员,教育部高等学校教学指导委员会委员,工业和信息化部通信科学技术委员会委员,中国通信学会会士,中国电子学会会士,英国IET Fellow;国家杰出青年科学基金、国家级教学名师奖、新世纪百千万人才工程国家级人选等获得者;曾任国家“973”计划项目首席科学家、国家“863”计划项目首席专家、国家级教学团队带头人和教育部创新团队带头人;研究成果多次获得国家技术发明奖二等奖、国家科学技术进步奖二等奖和国家级教学成果奖二等奖。

Vector signal processing techniques for all-optical networks

Zhen XING,Hongxiang WANG,Yuefeng JI   

  1. Beijing University of Posts and Telecommunications,Beijing 100876,China
  • Revised:2019-04-10 Online:2019-04-20 Published:2019-04-25

摘要:

因其低时延、高效率的特性,全光矢量信号处理技术在光网演进过程中具有重要意义,因此,对当前全光信号处理的技术背景、应用方案等进行了全面的介绍。首先对全光信号调制格式进行了梳理,描述了各调制格式的基本特性及接收方式,并对作为全光信号处理基础的非线性光学效应进行了分类介绍,说明了各效应的发生条件、发生过程、带来的光学现象及常用的非线性介质。简要阐述了全光信号处理技术的优点,并对全光信号再生、全光格式转换和全光相位量化这 3 个研究方向进行了详细介绍。最后对全光矢量信号处理技术的应用前景进行了展望。

关键词: 全光网, 矢量信号处理, 非线性光学效应

Abstract:

The all-optical vector signal processing technology is of great significance in the evolution of optical network due to its low delay and high efficiency.Therefore,a comprehensive introduction to the technical background and application scheme of the current all-optical signal processing was given.The all-optical signal modulation format was firstly introduced,and the basic characteristics and receiving modes of each modulation format were described.Furthermore,the nonlinear optical effects,which were the basis of all-optical signal processing,were classified and introduced.The occurrence conditions,occurrence process,optical phenomena and common nonlinear media were also illustrated.The advantages of all-optical signal processing technology were briefly introduced and three typical research fields of all-optical signal regeneration,all-optical format conversion and all-optical phase quantization were introduced in detail.Finally,the application prospect of future all-optical vector signal processing technology was prospected.

Key words: all-optical network, vector signal processing, nonlinear optical effect

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