光波导放大器中的光场与铒浓度分布之间重迭的分析.pdf

兴电子·墨辫第12卷第6期2001年6月 Journalof Optoelectronlcs·LaserV01．12No．6Jun．2001 文章编号：1005—0086(2001)060565—04 of BetweenFields Analysis andErbiumCon— Overlap Light centrationProfilein Waveduide Erbium—dopedAmplifiers CHEN Hal—yanl～．LIUYong～zhil of (1．DepartmentOpto、ElectronicTechnology，NationalKeyLaboratoryofBroad—BandFiberTransmissionandCom— Optical municationNetwork ofElectronicScienceand of Technology，University Technology．Chengdu Petroleum 434102．China) Mathematics＆Physics·fianghanUniversity—Jingzhou Abstract：Anofthe of factorsmethodstothe of analysisapplicabilityoverlapping modelingintegrated inthis e erbium—dopedwaveguideamplifiers(EDWA’s)逸usedpaper．Ignoringamplifiedspontaaeous mission(ASE)and solutionofEDWA’s at980 upconversionprocess·analyticalimplicit pumped gain is a of of nrn derived，andfunctional distribution along wavelength expressionintensity pumpinglight the threshold of is waveguide—direction，andanalytical expressionpumpingpowerobtained．Finally，ef— fectsof between and anderbiumconcentrationO／1the and overlap pump)field