光电产品产品及零件简介

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1、OSA產品及零件簡介MaximMaComponent/SourcePhotonicsSourcePhotonicsConfidentialandProprietaryContent(1)OSA簡介(2)OSA的分类(3)相關元器件介紹(4)OSA製程注意事項SourcePhotonicsConfidentialandProprietary(1)OSA簡介>OSA的位置•Transceiver的組成1.OSA2.IC3.PCB4.殼件•Transceiver的成本OSA佔TRx的成本普遍>70%Sourc

2、ePhotonicsConfidentialandProprietary縮略語>TOSA:TransmittingOpticalSub-Assembly,光发射组件>ROSA:ReceivingOpticalSub-Assembly,光接收组件>BOSA:Bi-DirectionalOpticalSub-Assembly,光发射接收组件>LD:LaserDiode,激光二极管>PD:Photo-Diode,光电二极管>FP:Fabry-Perot,法布里-珀罗激光二极管>DFB:DistributedF

3、eedbackLaser,分布反馈式激光二极管>VCSEL:VerticalCavitySurfaceEmittingLaser,垂直腔面发射激光器>PIN:PositiveIntrinsicNegative,同质PN结光电二极管>APD:AvalanchePhoto-Diode,雪崩光电二极管>TIA:TransimpedanceAmplifier,跨阻放大器>TO-can:Akindofpackagemethodforactivecomponent>OLT:OpticalLineTerminatio

4、n光线路终端>ONU:OpticalNetworkUnit光网络单元>SDH:SynchronousDigitalHierarchy,同步数字体系>SONET:SynchronousOpticalNetwork,光同步网络>GBE:GigabitEthernet,千兆以太网SourcePhotonicsConfidentialandProprietaryITU&IEEEITUIEEE(InternationalTelecommunicationsUnion,(InstituteofElectricala

5、ndElectronic,國際電信聯盟)電氣及電子工程師學會)ITU-TIEEE802(ITUTelecommunicationsStandardSector,(IEEE802seriesofstandardsforLocalArea國際電信聯盟電信標準化部門)Networks,電氣及電子工程師學會802系列標準)A-PON–ATM,155MbpsGE-PON–GigabitEthernet,1.25GbpsB-PON–Broadband,622MbpsG-PON–Gigabit,1.25GbpsSou

6、rcePhotonicsConfidentialandProprietarySONET/SDHTransmissionRateSourcePhotonicsConfidentialandProprietaryPONConcept>PON（PassiveOpticalNetwork无源光网络）技术是一种点对多点的光纤传输和接入技术;>下行采用广播方式、上行采用时分多址方式，可以灵活地组成树型、星型、总线型等拓扑结构;>在光分支点不需要节点设备，只需要安装一个简单的无源光分路器，光信号在传输过程中不再经过放

7、大和再生，网络的分路由光分路器来实现。SourcePhotonicsConfidentialandProprietaryPON系統示意圖OLTUpstream(burst)APDVoice+DataVideomodule(continuous)(analog)DFBLDDual-bandTri-bandDFBLDmoduleFWDMFWDMmodule1x8SplitterUpstream1x4ONU(burst)SplitterTri-bandLDBOSAFWDM1550DFBPIN-TIAPD149

8、0DFBVideomoduleVoice+Data1310FP(analog)(continuous)SourcePhotonicsConfidentialandProprietaryVoice+DataVideo(continuous)PDUpstream(analog)(burst)BOSATri-bandDFBLDLDFWDMmodule1x8SplitterUpstream1x4ONU(burst)SplitterTri-bandL