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1、Optical telecommunication systemStandard digital optical system第1页/共55页The most simply optical system第2页/共55页Optical Transceivers Optical Transceivers Survey:Survey:A optical module combined by 3 parts:OSA,electronic device and optical connector.光发射部分由驱动电路、控制电路（如APC、ATC)、光源三部分构成，具有发射禁止和监视输出等功能。光接收部分
2、主要由PIN-TIA前放组件和主放电路两部分组成，并具有无光告警(LOS)功能。第3页/共55页Telecommunication netSee where it See where it use.use.？第4页/共55页FTTX,FTTH，FTTP Fiber-to-the-x（FTTx）(FTTx,x=H for home,P for premises,C for curb and N for node or neighborhood)第5页/共55页Classification by transmission medium Single mode transceiver Multi m
3、ode transceiver第6页/共55页Fiber structure The main contain of fiber is high purity SiO2.And with some other materials with very few quantity,in order to enhance the reflection.第7页/共55页Multimode Fiber Two standard of Multimode fiber is 62.5/125 m and 50/125 m；62.5&50 refers to the diameter of ferrules.1
4、25 refers the diameter with coating.Multimode fiber only use on less capacity and short distance transmission.第8页/共55页Singlemode Fiber When Ferrules diameter is between 510m(9/125),the fiber can only allow one method transmission,so SM fiber not has the problem of Chromatic dispersion,it specially u
5、se in higher capacity and long distance transmission.第9页/共55页Transmission form of SM and MM fiber graded index multimode fiber step Index multimode fiber SM Fiber 第10页/共55页Transceiver Principle mapTransceiver Principle map TransmitterPECLinput（lowspeed）CMLinput（highspeed）LasermodulatorTempcompensati
6、onelectricitycircuitDatainputLaserLaserdriverandAPCElectricitycircuitVccDDMMonitoryinput/output第11页/共55页 ReceiverLPFRestrictionamplifierSignalelectricitycircuitPDDataoutputDDMPECLbufferFirstputbuffer第12页/共55页Types of Transceiver By package:1X9、SFF、GBIC、SFP、SFP+、XFP、X2、XENPAK、PON.第13页/共55页Products：SF
7、P SFP-Small Form Factor Pluggable,also named mini-GBIC.The advantage of SFP is hot pluggable,small size,and metal casing.第14页/共55页Products：19 Plastic casing,9 PIN on the bottom,mainly use on the production of Media converter and VDO multiplexor.第15页/共55页 SFF Small Form Factor,metal casing,2x5 or 2x1
8、0 PIN on the bottom,mainly use on SDH,SONET,fast Ethernet and Fiber Channel.第16页/共55页GBICGigabit Interface Converter,metal casing,mainly use on Gigabit Ethernet switch,hot pluggable.第17页/共55页XFPXFP10GigabitSmallFormFactorPluggable，Metalcasing,hotpluggable,applicantsin10Gopticalt e l e c o m m u n i
9、c a t i o n.第18页/共55页 X2X2X2,Metalcasing,hotpluggable.10GEthernet.第19页/共55页XENPAKXENPAKXENPAK:Metal casing,hot p l u g g a b l e,1 0 G E t h e r n e t.第20页/共55页PON PON-passive optical network.There are EPON and GPON；EPON based on IEEE802.3ah，GPON based on ITU-TG.984.So far EPON is mature and GPON is
10、 still in developing,(GEPON is EPON)第21页/共55页PONONUOLTONUisopticalnetunit,isenduserdevice,OLTisopticallineterminal,isbureauunit.第22页/共55页GPON:Gigabit PON;EPON:Ethernet PONGE-PON:Gigabit Ethernet PONPON ApplicationPON:Passive Optical NetworksAPON:ATM PON;BPON:Broadband PON;第23页/共55页Internal structure
11、 of transceiversSFPXFP第24页/共55页 Types of SFP(2)By optical port.Dual fiber SFP,BIDI SFP,Copper SFP第25页/共55页Dual fiber SFPDual LC connectorEach fiber need both on TX and RXMost popular.第26页/共55页BIDI SFPSingle LC or SC connectorSave fiberTX and RX has two different wavelength(usually 1310/1550 and 1550
12、/1310)Must be pairs(1550Tx/1310Rx&1310Tx/1550Rx)第27页/共55页 Copper SFPSingle RJ45 portsUTP Cable transmission.第28页/共55页Types of SFPBy DDM With DDM Without DDMDDM=Digital Diagnostic Monitoring DDM SFP and No DDM SFP are same looking from interface.Only differ in internal electricity circuits.第29页/共55页D
13、DM No DDM SFP CAN NOT upgrade to DDM SFPDDM第30页/共55页DDM information 第31页/共55页EEPROM第32页/共55页Optical sub materialsTX side：LED、VCSEL、FP、DFB、CWDM、DWDM,EML.DMLRX side：PIN-TIA、APD第33页/共55页TOSA(TX optical sub-assembly)TOSAApplicationApplicationData baseData basewavelengthLaserLaserOptical Optical portport
14、PINPINSDH/SONET155M622M1.244G2.488G850nmVCSELLC/SCMale/FemalMale/Femal1310nmFP/DFB1550nmGBE1.0625G850nmVCSEL1310nmFP/DFB1550nmFC1.0625/2.125G850nmVCSEL1310nmFP/DFB1550nmCWDM155M2.67G12701610nmFP/DFBDWDM155M2.67G1563.05 1528.77nmDFB10G (SDH,Ethernet,FC shared)9.95310.709G850nmVCSEL1310nmFP/DFB1550nm第
15、34页/共55页TX OSA(VCSEL：Vertical Cavity Surface Emitting Laser):850nm,Short Reach(FP：Fabry-Perot)Laser:1310nm，Intermediate Reach(DFB：Distributed Feedback)Laser:1310nm and 1550nm,Long Reach第35页/共55页ROSA TypeROSAApplicationApplicationDatabaseDatabaseWavelengthWavelengthChipChipFiber portFiber portPINPINS
16、DH/SONET155M622M1.244G2.488G850nmGaAs For 850nm InGaAs For 1310/1550PIN-TIAFor Short DistanceAPD-TIAFor Long Distance LC/SC4pin For PIN-TIA5pins For APD-TIA1310nm1550nmGBE1.0625G850nm1310nm1550nmFC1.0625/2.125G850nm1310nm1550nmCWDM155M2.67G12701610nmDWDM155M2.67G1563.05 1528.77nm10G (SDH,Ethernet,FC
17、 shared)9.95310.709G850nm1310nm1550nm第36页/共55页RX OSA(PIN：“p-type”-intrinsic-“n-type”):Cheaper and Easier(APD：Avalanche Photo Diode):More sensitive 第37页/共55页OSA Structure耦合第38页/共55页Fiber ConnectorsLCSCFCSTLC-LCSC-SC第39页/共55页BIDI materials,BOSAPluggablePigtails第40页/共55页MSA-多源协议多源协议 -指定电接口和机械接指定电接口和机械接
18、口的定义口的定义GBIC MSA(SFF-8053 Rev 5.5)SFF MSA SFP MSA SFF-8472 Rev 9.3(Digital Diagnostic)XFP MSA(SFF-8077i Rev4.0)XENPAK MSA 300-PIN MSA(Edition 4)指定电接口和机械接口的定义指定电接口和机械接口的定义第41页/共55页Gigabit Ethernet protocol -definite optical port IEEE 802.3-2002(General)IEEE 802.3ah(E-PON)IEEE 802.3ab(10/100/1000Base-
19、T)IEEE 802.3ae(10GE)第42页/共55页同步数字系统与同步光纤网络协议同步数字系统与同步光纤网络协议 -指定光接口定义指定光接口定义ITU-T G.957(STM-1,STM-4,STM-16 SDHoptical interface)ITU-T G.958(SDH system basic,includingjitter requirement)ITU-T G.691(10G SDH,STM-64)ITU-T G.959(OTN)Telcodia GR-253(SONET:SYNCHRONOUSOptical Networks)第43页/共55页 PON -Optical
20、port Definition ITU-T G.983.x(APON and BPON)ITU-T G.984.x(GPON)IEEE 802.3ah D3.1(EPON)第44页/共55页10G -Optical port Definition ITU-T G.691(10G SDH)ITU-T G.959.1(Optical transport network-OTN)IEEE 802.3ae-2002(10G Ethernet)10GFC Rev 3.5(10G Fiber Channel)第45页/共55页ATOP Products naming rulesA P-X XX X X X
21、-X X X X XXATOPProduct CategoriesS-SFPB-BIDIG-GBICX-XFPF-SFFSC-SFP CWDMSD-SFP-DWDMEU-GEPON ONUET-GEPOM OLTGU-GPOM ONUGTGPOM-OLTGCGBIC CWDMGDGBIC DWDMTR 1X9 Dual fiberTB 1x9 BIDITX-1X9 TransmitRx1x9 ReceiveX2-x2XE-XENPARKOperating Wavelength311310nm55-1550nm85850nm471470nm49-1490nm511510nm531530nm571
22、570nm591590nm611561nm53T1550/R1310nm35T 1310/R1550nm43T1490/R1310nm34T1310/R1490nmDate Rate01155M06 622M121.25G252.5G2121.125G424.25G1X10GLaser Type1FP/PIN2DFB/PIN3VCSEL4DFB/APD5CWDM/PIN6CWDM/APD7DWDM8EML/PIN9EML/APDOperating Voltage33.3V55V43.3Vand 5V61.8V 3.3V and 5VOperating temperatureC070I40+85
23、Dwith DDMNothingwithout DDMFiber PortLLCSSCFFCTSTDistance1010km2020km4040km60-60km8080km120120kmMMultimode第46页/共55页10G ProductsItemItemWavelengthWavelengthDistance(km)Distance(km)Part NumberPart Number备注备注XFP8508500.30.3AP-X851X3-3CDLMAP-X851X3-3CDLM131013101010AP-X311X2-3CDL10AP-X311X2-3CDL10155015
24、504040AP-X551X8-4CDL40AP-X551X8-4CDL40155015508080AP-X551X9-4CDL80AP-X551X9-4CDL80DWDMDWDM4040AP-X*1X7-4CDL40AP-X*1X7-4CDL408080AP-X*1X7-4CDL80AP-X*1X7-4CDL80X28508500.30.3AP-X2851X3-4CSMAP-X2851X3-4CSM131013101010AP-X2311X2-4CS10AP-X2311X2-4CS10155015504040AP-X2551X8-4CS40AP-X2551X8-4CS401550155080
25、80AP-X2551X9-4CS80AP-X2551X9-4CS80DWDMDWDM4040AP-X2*1X7-4CS40AP-X2*1X7-4CS408080AP-X2*1X7-4CS80AP-X2*1X7-4CS80第47页/共55页10G ProductsXENPAK8508500.30.3AP-XE851X3-4CSMAP-XE851X3-4CSM131013101010AP-XE311X2-4CS10AP-XE311X2-4CS10155015504040AP-XE551X8-4CS40AP-XE551X8-4CS40155015508080AP-XE551X9-4CS80AP-XE
26、551X9-4CS80DWDMDWDM4040AP-XE*1X7-4CS40AP-XE*1X7-4CS408080AP-XE*1X7-4CS80AP-XE*1X7-4CS80SFP+8508500.30.3AP-S851X3-3CDLMAP-S851X3-3CDLM131013101010AP-S311X2-3CDL10AP-S311X2-3CDL10155015504040AP-S551X4-4CDL40AP-S551X4-4CDL40研发中研发中155015508080研发中研发中DWDMDWDM40408080第48页/共55页Transceivers Application Optic
27、al transceivers mainly applicants in the area of Datacom,data transmission,and telecommunication.There are many devices is upgrading from 1x9,SFF,GBIC to SFP Main customer is manufacture of device and ISP.第49页/共55页知名厂商知名厂商美国：Finisar、JDSU、飞博创日本：Opnext、住友中国：WTD、飞通全球：ATOP第50页/共55页我们的客户我们的客户运营商需要组建自己网络的大型企业第51页/共55页XFP PIN definition第52页/共55页SDH STM-1 STM-4 STM-16 STM-64 SONET OC3 OC12 OC48 OC192 155M 622M 2.5G 10GEthernet SR LR ER ZR UR（应用于SDH网络设备上）SW LW EW ZW UW(应用于SONET网络设备上)第53页/共55页谢谢！谢谢！第54页/共55页感谢您的观看！第55页/共55页