| 全光波长变换器消光比特性的理论研究 |
| |
| 引用本文： | 张宁,伦秀君,王强强,何敬锁.全光波长变换器消光比特性的理论研究[J].光学与光电技术,2008,6(1):37-40. |
| |
| 作者姓名： | 张宁 伦秀君 王强强 何敬锁 |
| |
| 作者单位： | 1. 北京化工大学物理与电子科学系,北京,100029
2. 首都师范大学物理系,北京,100037 |
| |
| 基金项目： | 北京市教委科技发展计划项目 |
| |
| 摘 要： | 半导体光放大器（SOA）是具有优良非线性效应的光子器件，在光开关、波长变换、光逻辑运算中有重要的应用。从SOA载流子的速率方程和耦合波方程出发，建立了基于SOA的交叉增益调制波长变换理论模型，并利用分段模型分析方法，对SOA的交叉增益调制波长变换的消光比特性进行了详细的研究。研究结果表明，适当增大信号光功率、减小探测光功率并选择合适的波长差和SOA长度，可以有效地提高传输信号的消光比。
|
| 关 键 词： | 全光波长变换 半导体光放大器 消光比 信号光功率 |
| 文章编号： | 1672-3392（2008）01-0037-04 |
| 收稿时间： | 2007-08-04 |
| 修稿时间： | 2007-11-24 |
Theoretical Study on Extinction Ratio of All-Optical Wavelength Converter |
| |
| ZHANG Ning,LUN Xiu-jun,WANG Qiang-qiang,HE Jing-suo.Theoretical Study on Extinction Ratio of All-Optical Wavelength Converter[J].optics&optoelectronic technology,2008,6(1):37-40. |
| |
| Authors: | ZHANG Ning LUN Xiu-jun WANG Qiang-qiang HE Jing-suo |
| |
| Institution: | ZHANG Ning LUN Xiu-jun WANG Qiang-qiang Department of Physics , Electronical Science,Beijing University of Chemical Technology,Beijing 100029,China HE Jing-suo Department of Physics,Capital Normal University,Beijing 100037,China |
| |
| Abstract: | The semiconductor optical amplifier(SOA)is a kind of photon device which has the excellent nonlinear character- istics and important application for all-optical switching,wavelength conversion,and optical logic calculations.Based on the carrier rate equation and the optical power propagation equation,a theoretical model of wavelength conversion based on cross gain modulation in SOA is derived.Characteristics of extinction ratio of converted signal are studied in details based on seg- mental model of SOA.It ... |
| |
| Keywords: | all-optical wavelength conversion SOA extinction ratio signal power |
| 本文献已被 CNKI 维普 万方数据 等数据库收录！ |
