【英文标准名称】:Satellitesignaldistributionoverasinglecoaxialcableinsingledwellinginstallations
【原文标准名称】:单独住户装置用单一同轴电缆的卫星信号分配
【标准号】:BSEN50494-2007
【标准状态】:现行
【国别】:英国
【发布日期】:2007-12-31
【实施或试行日期】:2007-12-31
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:天线;电缆分布系统;同轴;同轴电缆;控制信号;定义;电缆;电线;电气工程;电气装置;电性能;无线电接收机;卫星通信;卫星通信链路;卫星接收;信号传输;规范(验收);结构;测试;传输
【英文主题词】:Antennas;Cabledistributionsystems;Coaxial;Coaxialcables;Controlsignals;Definitions;Electriccables;Electricalcords;Electricalengineering;Electricalinstallations;Electricalproperties;Radioreceivers;Satellitecommunications;Satellitelinks;Satellitereception;Signaltransmission;Specification(approval);Structure;Testing;Transmission
【摘要】:ThisEuropeanStandarddescribes:–thesystemphysicalstructure;–thesystemcontrolsignals,whichimplementanextensionoftheDiSEqCsetofcommandsdescribedintheDiSEqCbusfunctionalspecification;–thedefinitionofidentifiedconfigurations;–managementofthepotentialcollisionsinthecontrolsignalstraffic.Figure1illustratesthephysicalsystemconfigurationconsideredinthisEuropeanStandard.SeveralsatellitesignaldemodulatorscanreceivesignalsfromanyoftheinputsignalbanksoftheLNBortheswitch;thesignalsselectedbythedemodulators(orreceivers)aretransportedviaasinglecabletothesedemodulators(receiver1,receiver2,receiverN).Toachievethesesinglecabledistributions,theSingleCableInterface(SCIF)(likelyembeddedinaLNBoraSwitch)featuressomespecificfunctionsandcharacteristics.Figure1–Generalarchitectureofthesinglecabledistribution
【中国标准分类号】:M35;M11
【国际标准分类号】:33_060_40
【页数】:34P.;A4
【正文语种】:英语