BS EN 50157-1-1999 家用和类似用途电气设备互联要求.交流电.链接.总则
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【英文标准名称】:Domesticandsimilarelectronicequipmentinterconnectionrequirements:AV-link-General
【原文标准名称】:家用和类似用途电气设备互联要求.交流电.链接.总则
【标准号】:BSEN50157-1-1999
【标准状态】:现行
【国别】:英国
【发布日期】:1999-02-15
【实施或试行日期】:1999-02-15
【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】:
【英文主题词】:
【摘要】:1StandardizationstructureoftheAV.linkWithintheAV.linkchainconcept(seeEN50157-2-1)acontrolsignallineatcontact10ofthePERITELEVISIONconnectorisdefined.Withinthiscontrolsignallineabit-structureisdefinedintroducingdifferentmodesofoperationwhichintroducesthefollowingoperationcapabilities:—basiccapabilityforautomaticselectionofdevicesandautomaticsignalqualitymatchingwithrespecttothedeliveredandreceivedsignals(suchase.g.R,G,B,Y"/C"andCVBSwherebyR,G,Bhasthehighestpicturequality,Y"/C"isthenextoneandCVBSisthelowest);thispart,describedinEN50157-2-1,isthebasefortheinterconnectionprinciple(chainconcept)andismandatoryforallproductsimplementingthepartsofthisstandard;—basicAV-systemorientedcommandswhicharemeantforeasyuseofanAV-systemwithrespecttotheinterconnectionandinter-operability(EN50157-2-2);—systemapplications(EN50157-2-3);—futureextensions.Dependingonthe"startsequence"bitstructurethefollowingrelatedstandardsaredefinedorunderconsideration:2RulesfortheimplementationofthepartsofEN50157withrespecttotheuseof:a)connectors;b)cord-sets;c)recommendedrequirements;d)methodsofmeasurement.Thispart1ofEN50157includestheclauseswithrespectto:—thenewsocketandplugconnectorsandnewcord-sets;—theuseofthelogo;and—therecommendedapplicationinformationandcorrespondingchainanddevicerequirements.IntroductionofproductsbasedontheimplementationoftherelatedpartsofEN50157inthemarketneedsarealisticandfaresolutiontowardstheuseandintroductionofthenewproposed,socket,plugconnectors,cord-sets,recommendedrequirementsandmethodsofmeasurements.ThesituationtodaywithinConsumerElectronicmanufacturingdoesnotallowinvestmentsbasedonnewproposedstandardswhichintroduceshigherperformances,nonebackwardscompatibleconnectorsandtheirrelatedcord-sets.Thereforeacertainintroductionperiodisneededtoestablishwhethertheseproposedstandardswillbegenerallyacceptedbythemarketandmanufacturers.AlthoughstandardsEN50157-2-Xarebasedonthenewproposedsocketandplugconnectors,cord-setsandrecommendedrequirements,atransitionperiodisallowedwherebyproductsimplementingpart(s)ofEN50157maystartwiththeuseofexisting:—socketandplugconnectorsinaccordancewithEN50049-1;—cord-setsmarkedtypeUasdescribedinEN50049-1;—deviceswhich,intheloop-throughsituation,introduceaslowaspossibleperformancedegradationifproductsareconnectedinaccordancewithEN50157-1andEN50157-2-X.(Thisloop-throughfacilityisonlyneededwithin"inbetween"productswhichneedtwoconnectorsTypeIandTypeIIasexplainedinEN50157-2-1,5.1.)
【中国标准分类号】:Y60
【国际标准分类号】:33_160_01
【页数】:14P;A4
【正文语种】:英语
【原文标准名称】:家用和类似用途电气设备互联要求.交流电.链接.总则
【标准号】:BSEN50157-1-1999
【标准状态】:现行
【国别】:英国
【发布日期】:1999-02-15
【实施或试行日期】:1999-02-15
【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】:
【英文主题词】:
【摘要】:1StandardizationstructureoftheAV.linkWithintheAV.linkchainconcept(seeEN50157-2-1)acontrolsignallineatcontact10ofthePERITELEVISIONconnectorisdefined.Withinthiscontrolsignallineabit-structureisdefinedintroducingdifferentmodesofoperationwhichintroducesthefollowingoperationcapabilities:—basiccapabilityforautomaticselectionofdevicesandautomaticsignalqualitymatchingwithrespecttothedeliveredandreceivedsignals(suchase.g.R,G,B,Y"/C"andCVBSwherebyR,G,Bhasthehighestpicturequality,Y"/C"isthenextoneandCVBSisthelowest);thispart,describedinEN50157-2-1,isthebasefortheinterconnectionprinciple(chainconcept)andismandatoryforallproductsimplementingthepartsofthisstandard;—basicAV-systemorientedcommandswhicharemeantforeasyuseofanAV-systemwithrespecttotheinterconnectionandinter-operability(EN50157-2-2);—systemapplications(EN50157-2-3);—futureextensions.Dependingonthe"startsequence"bitstructurethefollowingrelatedstandardsaredefinedorunderconsideration:2RulesfortheimplementationofthepartsofEN50157withrespecttotheuseof:a)connectors;b)cord-sets;c)recommendedrequirements;d)methodsofmeasurement.Thispart1ofEN50157includestheclauseswithrespectto:—thenewsocketandplugconnectorsandnewcord-sets;—theuseofthelogo;and—therecommendedapplicationinformationandcorrespondingchainanddevicerequirements.IntroductionofproductsbasedontheimplementationoftherelatedpartsofEN50157inthemarketneedsarealisticandfaresolutiontowardstheuseandintroductionofthenewproposed,socket,plugconnectors,cord-sets,recommendedrequirementsandmethodsofmeasurements.ThesituationtodaywithinConsumerElectronicmanufacturingdoesnotallowinvestmentsbasedonnewproposedstandardswhichintroduceshigherperformances,nonebackwardscompatibleconnectorsandtheirrelatedcord-sets.Thereforeacertainintroductionperiodisneededtoestablishwhethertheseproposedstandardswillbegenerallyacceptedbythemarketandmanufacturers.AlthoughstandardsEN50157-2-Xarebasedonthenewproposedsocketandplugconnectors,cord-setsandrecommendedrequirements,atransitionperiodisallowedwherebyproductsimplementingpart(s)ofEN50157maystartwiththeuseofexisting:—socketandplugconnectorsinaccordancewithEN50049-1;—cord-setsmarkedtypeUasdescribedinEN50049-1;—deviceswhich,intheloop-throughsituation,introduceaslowaspossibleperformancedegradationifproductsareconnectedinaccordancewithEN50157-1andEN50157-2-X.(Thisloop-throughfacilityisonlyneededwithin"inbetween"productswhichneedtwoconnectorsTypeIandTypeIIasexplainedinEN50157-2-1,5.1.)
【中国标准分类号】:Y60
【国际标准分类号】:33_160_01
【页数】:14P;A4
【正文语种】:英语
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