摩托羅拉docsis技術(shù)與網(wǎng)絡(luò)融合

1、DOCSIS技術(shù)與網(wǎng)絡(luò)融合Triple playQuad- play？破除不同業(yè)務(wù)之間的界限VideoVoiceDataVideoVoiceDataResidentialCommercialWirelineWirelessto X-Playfrom Service SilosHow Can Operators ProvideAny Content at Any Time on Any Device?And keep TV at the center of Video Entertainment?Linear TVInternet VideoHome-grownNBC.comOn-demand

2、TVHow to Find It?How to Manage It?How to Experience It?How to Monetize it?On both new and old devices!My Primetime如何尋找你所需要的資訊？DistributionNetworksHomeMobileInternetVideoDataVoiceBATTLE FOR THE CONSUMERMy Services . . . what I want . . .when I want . . . where I want 什么是用戶所期望的？“Accelerating the deliv

3、ery of personal media experiences.”A shift from static to dynamic interactive broadband environmentsLeading to a convergence of broadcast and broadband video media.Media DownloadsVideo StreamingOnline GamingSocial NetworkingVoIPInstant MessengerEmailSearchSocial Video MediaPersonal Video MediaStay &

4、 PlayUltra-BroadbandBroadcastVideoInstantDownloadsUltra-FastUploads業(yè)界向“動(dòng)態(tài) ”交互寬帶方面演進(jìn)完全的融合 Home NetworkingNetwork Interfaces:CablePONXDSLWiMAXSatelliteAnalog VoiceCordless or WiFi VoiceCable Ready TVOr Cable CardRF Coax& MoCA802.11nBluetoothClient DCT 2500STBsHDTVVideoVaultHome Networking運(yùn)營(yíng)商的接入網(wǎng)絡(luò)融合的業(yè)務(wù)

5、對(duì)接入技術(shù)提出較高的要求QoS安全可靠傳輸速度價(jià)格對(duì)多服務(wù)商的支持與home networking/wireless networking的對(duì)接一個(gè)共享的網(wǎng)絡(luò)提供多種服務(wù)有線運(yùn)營(yíng)商為什么要采用DOCSIS?有線電視在中國(guó)的發(fā)展歷程歷史發(fā)展的機(jī)遇現(xiàn)有的網(wǎng)絡(luò)主流形式一些教訓(xùn)DOCSIS歷史1996年12月，完成并發(fā)布DOCSIS規(guī)范1997年3月，RFI最終定稿（DOCSIS 1.0版本）1999年4月，發(fā)布DOCSIS 1.1版本2001年12月，發(fā)布DOCSIS 2.0。次年被ITU-T采納為國(guó)際標(biāo)準(zhǔn)J.1122006年8月，發(fā)布DOCSIS 3.0相關(guān)內(nèi)容和標(biāo)準(zhǔn)的查閱請(qǐng)參見CableLabs

6、網(wǎng)站：DOCSIS 協(xié)議層DOCSIS Data Over CableOSI高層傳輸層網(wǎng)絡(luò)層數(shù)據(jù)鏈路層物理層ApplicationsTCP or UDPIPIEEE 802.2DOCSIS MAC上行TDMA (mini-slots)DOCSISControlMessages5-42 MHz(QPSK or 16QAM)HFC下行TDM (MPEG)6 MHzITU-T J.83 Annex BMPEG-based applics, e.g. Video各版本DOCSIS的主要貢獻(xiàn)DOCSIS 1.0: HSDDOCSIS 1.1：QOS傳統(tǒng)的 best-effort 業(yè)務(wù)實(shí)時(shí)輪訊業(yè)務(wù) Rea

7、l-time polling service非實(shí)時(shí)輪訊業(yè)務(wù) No-real-time polling serviceUnsolicited grant service (UGS) UGS with activity detectionDOCSIS 2.0: US PHYATDMA/SCDMADOCSIS 3.0: Ultra-bandChannel BoundingIPv6Architecture (I-CMTS & M-CMTS)傳統(tǒng)的DOCSIS 參考架構(gòu)M-CMTS 參考架構(gòu)CMTS架構(gòu)的演進(jìn)Integrated CMTSIntegrated CMTS Modules with Deco

8、upled Downstream (TX32) and Upstream (RX48) channelsTX32 is widely deployed and RX48 is available in July 2010 Application: HSD, VoIP, & Initial IPTVNext Gen CMTSIntegrated/Modular CMTS Modules with High-Density, M-CMTS Decoupled DS & US Upstream channelsSRM5 and MDE5762012+ DeploymentApplication: V

9、olume IPTVTraditional CMTSIntegrated CMTS Modules with Fixed Downstream and Upstream channelsex. 2 DS and 8 US ChannelsTodays CMTSApplication: HSD & VoIPTime增加靈活性，擴(kuò)展性和帶寬降低每信道成本CMTSBypassRegional Area NetworkCMTS Inter Connect FabricUpstreamEdgeDownstream QAMCTLTimingT-CMTS Core傳統(tǒng)的CMTS 架構(gòu)HFCSingle, C

10、oupled CMTS Module3.0CMs2.0CMsDS Channel ShownRegional Area NetworkCMTS Inter Connect FabricDownstream QAMCTLI-CMTS Core集成的CMTS 架構(gòu)HFCSeparate, Decoupled CMTS ModulesUpstreamEdgeTiming3.0CMs2.0CMsDS Channel ShownM-CMTS: Modular CMTSDTI: DOCSIS Timing InterfaceDEPI: Downstream External Phy I/FGBE: Gig

11、abit EthernetEQAM: Edge QAMERMI: Edge Resource Mgr I/FDC: Downstream ChannelCIN: Converged Interconnect Network模塊式 CMTS 架構(gòu)Regional Area NetworkCMTS Inter Connect FabricCTLI-CMTS Core結(jié)合式 I / M-CMTS 架構(gòu)HFCAddition of M-CMTS Core ModuleUpstreamEdgeTimingDownstreamEQAMM-CMTS Core ModuleDTI3.0CMs2.0CMsDS

12、Channel ShownMotorola Decoupled Downstream TX32 ModuleHigh-Density DOCSIS 3.0 Downstream SolutionCost-effective Bandwidth ExpansionLowest Cost Per DownstreamLow Power & Operational CostsHighest Density I-CMTS SolutionProtected & Fully RedundantBandwidth for Legacy & DOCSIS 3.0 Cable ModemsChannel Bo

13、ndingDynamic Load BalancingMotorola Decoupled Upstream RX48 ModuleHigh-Density DOCSIS 3.0 Upstream SolutionUS Bandwidth for 100 Mbps and beyond Huge increase in US Peak & Average BWFully DOCSIS 3.0 S-CDMA complientHighest Density I-CMTS SolutionProtected & Fully RedundantBandwidth for Legacy & DOCSI

14、S 3.0 Cable ModemsUS Channel BondingDynamic Load BalancingBSR 64000 演進(jìn)策略CMTS2:8U1U0U3U2U5U4U7U6D1D0TX32D0/D1/D2/D3D0/D1/D2/D3Fiber Node AFiber Node BFiber Node CFiber Node DRelease 5.2DS I-CMTS BSR 64000Current CMTS with 2:8 ModulesDecoupled 32 QAM DSDS Channel BondingIncreased DS CapacityRX48U0 U5T

15、X32D0/D1/D2/D3U0 U5U0 U5U0 U5U0 U5U0 U5U0 U5U0 U5D0/D1/D2/D3D0/D1/D2/D3D0/D1/D2/D3D0/D1/D2/D3D0/D1/D2/D3D0/D1/D2/D3D0/D1/D2/D3Fiber Node AFiber Node BFiber Node CFiber Node DFiber Node EFiber Node FFiber Node GFiber Node HRelease 6.0Full I-CMTS BSR 64000Fully Decoupled US/ DSFully DOCSIS 3.0US/ DS C

16、hannel BondingCMTS2:8U1U0U3U2U5U4U7U6D1D0TX32D0/D1Fiber Node AFiber Node BFiber Node CFiber Node DRelease 5.0/5.1DS I-CMTS BSR 64000Current CMTS with 2:8 ModulesDecoupled 32 QAM DSDS Channel BondingMaximum recommended downstream Capacity4 primary MDE-576s1 spare MDE-576s8 primary RX48s1 spare RX482 SRM5s Maximum Chassis Port CapacityDownstream: 4*576 = 2304 M-CMTS QAMsUpstream: 8*48 = 384 Channels (RX48)Wiring for 32 SGs2 RX48 RF ports to each US-SG8 payload upstream chans/US-SGEQAM: 32 QAMs per DS-SG30 payload QAMs per DS-SGWi