【英文标准名称】:Cablenetworksfortelevisionsignals,soundsignalsandinteractiveservices-Hybridfibrecoaxoutsideplantstatusmonitoring-Physical(PHY)layerspecification
【原文标准名称】:电视信号、声音信号和交互信号设备用电缆网络.混合光纤同轴电缆外部设备状况监测.物理层(PHY)规范
【标准号】:BSEN60728-7-1-2005
【标准状态】:现行
【国别】:英国
【发布日期】:2005-03-16
【实施或试行日期】:2005-03-16
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:视频设备;分支电路;光学仪器;电气工程;测量;物理层;规范(验收);交互的;测量方法;英语;同轴线;多媒体;电视信号;HFC电缆网络;定向耦合器;接合配件;发射机;宽频带传输;测量技术;传输技术;额定值;绝缘子;插接件连接;定义;音频设备;同轴电缆;声传输;接收机;电视接收;电缆网络;电视广播;远程通信;放大器;特性;监控;性能;光波导;多路复接器;音频信号;电缆电视系统;宽带系统;电缆分布系统;声音广播
【英文主题词】:Amplifiers;Audioappliances;Audiosignals;Branchconduits;Broadbandsystems;Cabledistributionsystems;Cabletelevisionsystem;Cablednetworks;Coaxialcables;Coaxialline;Connectoredjoints;Definition;Definitions;Directionalcouplers;Electricalengineering;Englishlanguage;HFCcablenetworks;Insulators;Interactive;Measurement;Measuringtechniques;Methodsformeasuring;Monitoring;Multimedia;Multiplexers;Opticalinstruments;Opticalwaveguides;Performance;Physicallayers;Properties;Ratings;Receivers;Soundbroadcasting;Soundtransmission;Specification(approval);Splicedfittings;Telecommunication;Telecommunications;Televisionbroadcasting;Televisionreception;Transmissiontechnique;Transmitters;Videoequipment;Visionsignals;Widebandtransmission
【摘要】:ThispartofIEC60728specifiesrequirementsforTheHybridFibreCoax(HFC)OutsidePlant(OSP)Physical(PHY)LayerSpecificationandispartoftheseriesofspecificationsdevelopedbytheHybridManagementSub-Layer(HMS)subcommitteeundertheSCTE.ThepurposeoftheHMSspecificationistosupportthedesignandimplementationofinteroperablemanagementsystemsforevolvingHFCcablenetworks.TheHMSPhysical(PHY)LayerSpecificationdescribesthephysicallayerportionoftheprotocolstackusedforcommunicationbetweenHMS-complianttranspondersinterfacingtomanagedoutsideplantnetworkelements(NE)andacentralizedhead-endelement(HE).ThisstandarddescribesthePHYlayerrequirementsthatmustbeimplementedbyallType2andType3compliantOSPHMStranspondersontheHFCplantandthecontrollingequipmentinthehead-end.Anyexceptionstocompliancewiththisstandardwillbespecificallynotedhereinasnecessary.RefertoTable1forafulldefinitionofthetypeclassifications.ElectromagneticCompatibility(EMC)isnotspecifiedinthisstandardandislefttothevendortoensurecompliancewithlocalEMCregulatoryrequirements.Otherthanoperatingtemperature,physicalparameterssuchasshock,vibration,humidity,etc.,arealsonotspecifiedandlefttothevendor'sdiscretion.TranspondertypeclassificationsreferencedwithintheHMSseriesofstandardsaredefinedinTable1.
【中国标准分类号】:M33;M11
【国际标准分类号】:33_060_40
【页数】:22P.;A4
【正文语种】:英语