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集成双波导半导体光放大器光开关实现波长转换的理论研究
引用本文:缪庆元,黄德修,张新亮,余永林,洪伟.集成双波导半导体光放大器光开关实现波长转换的理论研究[J].物理学报,2007,56(2):902-907.
作者姓名:缪庆元  黄德修  张新亮  余永林  洪伟
作者单位:华中科技大学武汉光电国家实验室和光电子科学与工程学院,武汉 430074
基金项目:国家自然科学基金;教育部跨世纪优秀人才培养计划
摘    要:建立了基于集成双波导半导体光放大器的光开关(ITG-SOA-Switch)的理论分析模型.与半导体光放大器(SOA)的特性相比较表明,由于ITG-SOA-Switch合并了多种物理效应,故其静态增益饱和曲线在饱和功率点附近具有大幅度陡峭下降的独特性质.理论分析和10 Gbit/s波长转换模拟结果显示,恰当地选择输入抽运光的功率范围,ITG-SOA-Switch波长转换器输出转换光的消光比特性较之输入抽运光会有显著的改善. 关键词: 波长转换 半导体光放大器 集成双波导半导体光放大器 光开关

关 键 词:波长转换  半导体光放大器  集成双波导半导体光放大器  光开关
文章编号:1000-3290/2007/56(02)/0902-06
收稿时间:5/6/2006 12:00:00 AM
修稿时间:8/3/2006 12:00:00 AM

Theoretical study of wavelength conversion based on integrated twin-guide semiconductor optical amplifier optical switch
Miao Qing-Yuan,Huang De-Xiu,Zhang Xin-Liang,Yu Yong-Lin,Hong Wei.Theoretical study of wavelength conversion based on integrated twin-guide semiconductor optical amplifier optical switch[J].Acta Physica Sinica,2007,56(2):902-907.
Authors:Miao Qing-Yuan  Huang De-Xiu  Zhang Xin-Liang  Yu Yong-Lin  Hong Wei
Institution:Wuhan National Laboratory for Optoelectronics,Institute of Optoelectronics Science and Engineering,Huazhong University of Science and Technology,Wuhan 430074,China
Abstract:A model of integrated twin-guide semiconductor optical amplifier optical switch (ITG-SOA-Switch) is proposed. Comparison analyses with semiconductor optical amplifier (SOA) reveals that because of the combination of several physical effects by ITG-SOA-Switch, only a small increase of input power around 3 dB saturation point can cause a big decrease of gain. Theoretical analyes and the simulation results of 10Gbit/s wavelength conversion indicate that the extinction ratio of output converted signal of ITG-SOA-Switch can be greatly improved compared with that of input pump signal in a moderate pump power range.
Keywords:wavelength conversion  semiconductor optical amplifier  integrated twin-guide semiconductor optical amplifier  optical switch
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