| 基于光子晶体光纤四波混频的光波长变换 |
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| 引用本文： | 龚磊.基于光子晶体光纤四波混频的光波长变换[J].上海电力学院学报,2010(9). |
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| 作者姓名： | 龚磊 |
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| 作者单位： | 清华大学电子工程系; |
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| 基金项目： | 国家自然科学基金重大研究计划重点课题(90104003); 国家“973”计划资助项目(2010C8327606) |
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| 摘 要： | 研究了光子晶体光纤(PCF)中基于四波混频(FWM)的全光波长变换实现以及相应的变换效能。使用C-L波段内具有平坦正色散特性的高非线性PCF,对基于FWM效应的光波长变换进行了理论分析,根据相应原理进行了波长变换实验系统的软件仿真,并以此为依据设计实验装置进行了实验验证。实验结果基本符合相应的理论计算以及系统仿真,在中心波长为1 5401、545以及1 550 nm的频带范围内分别得到了-17.381、-16.897和-17.787 dB的最高转换效率,分别对应181、7和13 nm的3dB转换带宽。
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| 关 键 词： | 四波混频(FWM) 波长变换 光子晶体光纤(PCF) 转换效率 3dB带宽 |
All-optical wavelength conversion based on four-wave mixing in photonic crystal fiber |
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| GONG Lei.All-optical wavelength conversion based on four-wave mixing in photonic crystal fiber[J].Journal of Shanghai University of Electric Power,2010(9). |
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| Authors: | GONG Lei |
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| Affiliation: | Department of Electronic Engineering,Tsinghua University,Beijing 100084,China |
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| Abstract: | Wavelength conversion based on four-wave mixing in a photonic crystal fiber is investigated,and its conversion efficiency is also tested.A flat positive dispersion curve and high nonlinear coefficient over the C-L band range is used to analyze the wavelength conversion theory based on four-wave mixing,the simulation of wavelength conversion system is made according to the theory,and an experiment setup is designed to test and verify the theory and the simulation.The experimental results confirm the theoreti... |
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| Keywords: | four-wave mixing wavelength conversion photonic crystal fiber conversion efficiency 3 dB bandwidth |
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