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相移布喇格光栅滤波器的分析及其串扰对FDM-FSK光纤传输系统复用路数的影响
引用本文:曹顺湘,杨祥林.相移布喇格光栅滤波器的分析及其串扰对FDM-FSK光纤传输系统复用路数的影响[J].中国激光,1996,23(8):732-736.
作者姓名:曹顺湘  杨祥林
作者单位:东南大学电子工程系光纤室
基金项目:国家自然科学重点基金,通信863资助
摘    要:提出并分析了一种新型的布喇格光栅滤波器,用模式耦合方程分析了滤波器的传输特性,计算了通带宽度、自由谱宽和精细度。并把它用在以频移键控(FSK)方式调制的频分复用系统中,得到了比较理想的结果。

关 键 词:光栅滤波器,通带宽度,功率损害,频移键控,信道间的串扰
收稿时间:1995/9/21

Analysis of a Phase-shifted Bragg Grating Filter and the Effect of Crosstalk on the Number of Channels in a FDM-FSK Optical Fiber Transmission System
Cao Shunxiang,Yang Sianglin.Analysis of a Phase-shifted Bragg Grating Filter and the Effect of Crosstalk on the Number of Channels in a FDM-FSK Optical Fiber Transmission System[J].Chinese Journal of Lasers,1996,23(8):732-736.
Authors:Cao Shunxiang  Yang Sianglin
Abstract:The optical filter is a key device used to select frequency in the FDM and high density WDM optical fiber communication systems. In this peper, a novel Bragg grating fiber filter is reported. Its transmission characteristics, width of passband, free spectral rang and fineness are analysed by a coupled-mode theory. Also, We applied the filter to the FDM-FSK system and achieved good results.
Keywords:grating filter  the width of passband  power penaltyfrequency-shift-keying  crosstalk between channels
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