ICT,(,100761):(ICT),、、、、。ICTOTN,T-MPLS,ION,ASON,IMS,xPON,4G,LTE,PLC,ICT。:ICT;OTN;PLC;;:TN915:A:1005-7641(2009)04-0001-07020007,《》,:“21”。2005,。20064,,ICT(InformationandCommunicationsTechnology,)(GlobalAllianceforICTandDevelopment)。20066,ICT,。2007,《(ICT)》。2007—2008,,ICT。200810,“ICT”,“···”。,、、、,ICT。ITU,ICT15%~40%。,。ICT。,ICTICT、ICT、ICT。ICT。,;Internet、2009《》。、、、、、。16,,。,,。。【】30198Vol.30No.1982009410TelecommunicationsforElectricPowerSystemApr.10,20091··、。ICTICTICT、ICT()。,ICT,,。ICT,、、、、。ICT,,、、、。,ICT:OTN(OpticalTransportNetwork,)、T-MPLS()、ASON、IMS(IPMultimediaSubsystem,IP)、xPON()、。ICT,ICT。11.1OTNOTN、,。OTN,WDM(WavelengthDivisionMultiplexing,)/、、。SDHWDM,SDH、、,WDM。,OTN。OTN。1)、OTN。、、3。——,,。,,。,。2)。ITU-TG.709CBR2G5/CBR10G/CBR40G、ATM(Asyn-chronousTransferMode,)、GFP(GenericFrameProtocol,),STM-1/4、GE/10GE。10GE。3)。OTN,。,OTNIP。ASON,OTN。4)OTN。OTN(OMS,OpticalMultiplexSection)、(OCh,OpticalChannel)ODU(OutdoorUnit,)3。ITU-TG.808.1,G.873.1OTN。OTN,,、SDHWDM,。5)OTN。SDH,OTNG.709。OTUkFEC(ForwardErrorCorrection,),。(TCM,TandemConnectionMonitoring),OTN、(OAM,Operations,AdministrationandManagement)。OTNOAM。,OTN,,Verizon、G.709OTN。、OTN。20074,OTN。,OTN,OTN,2009,30(198)2··。OTN6IP,10G/2.5G/GE、、,,,。1.2T-MPLS,IP,TDMIP,SDHIP。SDHMSTP,。MSTPTDM,。,OAM。,,(PTN,PacketTransportNetwork),。,PTN,PTN,:T-MPLS/MPLS-TPPBB-TE/PBB。T-MPLS,OAM。20062,ITU-TT-MPLS。,T-MPLS,QoS,,。T-MPLSIP,,,IP/MPLS,、、、。T-MPLS,ASON,ITU-T,、。T-MPLS、、。T-MPLS、,。T-MPLS、。,T-MPLS、、。,,、(、、),PWE3(PseudoWireEmulationEdge-to-Edge,)();,MPLS;,,SDH、;,、。2。ITU-T,ASTN,OTNASTNASON,ASTN。ASON。ITU-TASON,ASON,、。ASON,,;,;、,。,ASON3,3。1)(PC,PermanentConnection)。,。··ICT3··,,。,,。2)(SC,SwithchedConnection)。,。。,,,。,。,ASON。,,。3)(SPC,SoftPermanentConnection)。,,。,,,。(ION,IntelligentOpticalNetwork),。ASON,,、、、、、ASON。ASON,、。ASON,,SLA(Service-LevelAgreement,)。AT&T100。NTT40,TouchAmericanOptus。2004,ASON。20056,863“(ASON)”。ASON,,1+1。ASON,,SLA。ASON,。3,()。(PON,PassiveOpticalNetwork)。,、、。,。,IPTV、。xPON,、、。xPON()、、、。xPON。,2009,30(198)4····ICT、,、,,,。GPON、、。FTTH,、EPON。Salira、。EPON,,。Salira———Saliraplatform,,、。,,FTTH/FTTB。4IMSIMS,、。,IMS,、、。,,IMS、、MMO220,IMS。IMS,200511、、IMS,IMS。10IMS,、、。IMS,2003(UNINET),NGN,,。IMS3GNGN,。,20074IMSIPCENTREX。2007IMS。5,4G。4G3G,、、、。,4G,、3。4G,、、,,4G。,4G。IEEE80220,,4Mbit/s,3.5GHz。200512IEEE802.16e,70Mbit/s,。NTTDocoMo4G,2010。(ITU)ITU-RwPSF,4GB3G、、。“863”———FuTURE,。100Mbit/s。(LTE,LongTermEvolution),LTEGSM、WCDMA,3GPP。,LTE,,LTE“”。,、NTTDoCoMo、AT&TVerizonLTE。,、LTE。5··2009,30(198)4G,2006FuTURE4GTDDFuTURE4GFDD100Mbit/s,4GTDD、。122Mbit/s,、、MIMO,,IPv6,34Mbit/s、10-8HDTV,、、、。6(PLC,PowerLineCommunication)。PLCPLCPLC。PLC、,50~450kHz,3~148.5kHz,40~500kHz。PLC,4~20MHz,1.6~10MHz10~30MHz(ETSI),PLC。PLC,PLC,200Mbit/sPLC,。PLCIntellon、DS2、Spidcom、Yitran、XelineArkados、Conexant。224,200,85,45,24,14,2.5Mbit/s。PLCPLC。,,,,Internet。1PLC。“1km”,、。PLC、1PLCFig.1ElectricpowerserviceapplicationmodelbasedonbroadbandPLCtechnology、4。PLC,,Wi-Fi,CableCAT5,,。20005,RWEASCOM(4.5Mbit/s)。30,10。PLC,TelkonetCurrent。PLCPLC,PLC。,OncorCurrent10.8,6BPL。PLCPLC。PLC,PLCIP、、。PLC、、,“”。7ICT,ICT。4G,2006FuTURE4GTDDFuTURE4GFDD100Mbit/s,4GTDD、。122Mbit/s,、、MIMO,,IPv6,34Mbit/s、10-8HDTV,、、、。6(PLC,PowerLineCommunication)。PLCPLCPLC。PLC、,50~450kHz,3~148.5kHz,40~500kHz。PLC,4~20MHz,1.6~10MHz10~30MHz(ETSI),PLC。PLC,PLC,200Mbit/sPLC,。PLCIntellon、DS2、Spidcom、Yitran、XelineArkados、Conexant。224,200,85,45,24,14,2.5Mbit/s。PLCPLC。,,,,Internet。1PLC。“1km”,、。PLC、1PLCFig.1ElectricpowerserviceapplicationmodelbasedonbroadbandPLCtechnology、4。PLC,,Wi-Fi,CableCAT5,,。20005,RWEASCOM(4.5Mbit/s)。30,10。PLC,TelkonetCurrent。PLCPLC,PLC。,OncorCurrent10.8,6BPL。PLCPLC。PLC,PLCIP、、。PLC、、,“”。7ICT,ICT。6··KeytechnologiesanddevelopmentofICTnetworkmodelLIUJian-ming,ZHAOFeng(StateGridInformation&TelecommunicationCo.,Ltd.,Beijing100761,China)Abstract:Informationcommunicationtechnology(ICT)requirestheconvergenceofinformationandcommunicationnetworkstoprovidemanyapplicationsandservicessuchasdatatransmission,audioandvideoconference,telephone,fax,instantmessage,etc.ThispaperintroducesOTN,T-MPLS,ION,ASON,IMS,xPON,4G,LTE,PLCandotherkeytechnologiesusedinICTnetworkmodelandtheapplicationsbothathomeandabroad.IthasreferencevalueforthefurtherstudyandapplicationofICTtechnologiesinelectricpowersystem.Keywords:ICT;OTN;PLC;network;electricpowertele-communication··ICT318,、,。、,、。,,,,、。,,、、,。,、,,,。(),ICT,,,,。:[1].(ICT)[R].2008.[2].[J].,2002(04):3-8.[3].[M].:,2004.[4],,,.[M].:,2008.[5],,.[M].:,2008.(W)(1955—),,,,、。(1980—),,,,、ERP。(:2009-03-12)7··