非相干光反馈对光注入半导体激光器动力学行为的影响

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1、■^●^两南大学硕十学位论文AbstractInfluencesofincoherentopticalfeedbackonthenonlineardynamicalcharacteristicsofanopticallyin．iectedsemiconductorlaserMajor：OpticsAdvisor：Prof．GuangqiongXiaAuthor：XinXinPingAbstractThroughintroducingexternalperturbationsuchasopticalinjiection,opticalfeedbackandoptoelectron

2、icfeedback，theoutputofsemiconductorlaSers(SLs)callexhibitplentyofnonlineardynamics．NonlineardynamicsofSLshaveattractedmuchattentionduetoitswideapplicationssuchasopticalinterconnection,opticalstorage．securecommunicationandotherfields。Intheearlyresearchstage，oneusuallyfocusedonthenonlineardyna

3、micofaSLsubjecttooneperturbation．Recently,ForanopticallyinjectedSL，afteradoptingoptoelectronicfeedback,thecomplexdynamicbehaviorofthissystemsandrelatedapplicationswasreported．Comparedwithoptoelectronicfeedback．theSLwimincoherentopticalfeedbackwhichisalsoinsensitivitytoopticalphaSevariationha

4、sgoodstability,andthebandwidthlimitationisnotexistedbecausenoelectronicdevices．Therefore，thenonlineardynamiccharacteristicsresearchofaSLwinlopticalinjectionandincoherentopticalfeedbackwillmorevaluable．Inthispaper,basedontherateequationsdescribingtheSL(theslavelaSer)withincoherentopticalfeedb

5、ackandopticalinjectionfromanotherlaser(themasterlaser)，theinfluencesofthefeedbackstrength,injectedstrengthandfrequencydetuningbetweentheslavelaSerandthemaSterlaSeronthenonlineardynamicalcharacteristicsoftheslavelaserhavebeeninvestigated．TheresultsshowtheSLhasrichdynamicoutputcharacteristicsw

6、iththeinjectedstrengthchanged，whenthefeedbackstrengthandfrequencydetuningisfixed．TheSLhasthedynamicoutputcharacteristicswhichcontainnotonlyperiodone(P1)，period—two(P2)，period-four(P4)，chaotic(co)dynamicphenomenainasingleperturbation，butalsorulespulsing(RP)，two-frequencypulsing(P2P)，four-freq

7、uencypulsing(P4P)，quasi-periodicpulsing(QP)andchaoticpulsing(CP)．Meantime，itCanbeseenthatthereexitsdifferentroutestochaos，wheretwotypicalpulsingroutesareveryeasytoobserved．Oneisperiod-doublingpulsingII■^'^两南大学硕十学伊论文Abstractrouteandtheotherisquasi—p