【英文标准名称】:Semiconductordevices-Mechanicalandclimatictestmethods-Part9:Permanenceofmarking
【原文标准名称】:半导体器件.机械和气候试验方法.第9部分:标记的永久性
【标准号】:IEC60749-9-2002
【标准状态】:现行
【国别】:国际
【发布日期】:2002-04
【实施或试行日期】:
【发布单位】:国际电工委员会(IX-IEC)
【起草单位】:IEC/TC47
【标准类型】:()
【标准水平】:()
【中文主题词】:作标记;组件;定义;定义;环境试验;试验;永久性;气候试验;半导体器件;电子设备及元件;半导体;气候;电气工程;电学测量;机械试验;集成电路;电子工程
【英文主题词】:Climate;Climatictests;Components;Definitions;Electricalengineering;Electricalmeasurement;Electronicengineering;Electronicequipmentandcomponents;Environmentaltesting;Integratedcircuits;Legibility;Marking;Mechanicaltesting;Permanence;Semiconductordevices;Semiconductors;Testing
【摘要】:ThepurposeofthispartofIEC60749istotestandverifythatthemarkingsonsemiconductordeviceswillnotbecomeillegiblewhensubjecttosolventsorcleaningsolutionscommonlyusedduringtheremovalofsolderfluxresiduefromtheprintedcircuitboardassemblyprocess.Thistestisapplicableforallpackagetypes.Itissuitableforuseinqualificationand/orprocessmonitortesting.Thetestshouldbeconsiderednon-destructive.Electricalormechanicalrejectsmaybeusedforthepurposeofthistest.Ingeneral,thistestofpermanenceofmarkingisinconformitywithIEC60068-2-45but,duetospecificrequirementsofsemiconductors,theclausesofthisstandardapply.NOTE1Thisproceduredoesnotapplytolaserbrandedpackages.Manyavailablesolventsthatcouldbeusedareeithernotsufficientlyactive,toostringent,orevendangeroustohumanswhenindirectcontactorwhenfumesareinhaled.NOTE2Thecompositionofsolventsusedinthisstandard,isconsideredtypicalandrepresentativeofthedesiredstringencyasfarastheusualcoatingsandmarkingsareconcerned.
【中国标准分类号】:L40
【国际标准分类号】:31_080_01
【页数】:9P.;A4
【正文语种】:英语


【英文标准名称】:Roadtransportandtraffictelematics-Publictransport-Identificationoffixedobjectsinpublictransport
【原文标准名称】:道路运输和交通通信.公共运输.公共运输中固定物体的识别
【标准号】:BSDDCEN/TS28701-2010
【标准状态】:现行
【国别】:英国
【发布日期】:2010-04-30
【实施或试行日期】:2010-04-30
【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】:公交汽车站;控制系统;数据;数据总线;数据处理;数据传送;定义;识别;信息交换;计划;公共运输;道路运输;道路车辆;远程信息管理;交通业务;传输装置
【英文主题词】:Busstop;Controlsystems;Data;Databus;Dataprocessing;Datatransfer;Definitions;Identification;Informationinterchange;Planning;Publictransport;Roadtransport;Roadvehicles;Telematics;Traffic;Transmissiondevices
【摘要】:ThisTechnicalSpecificationdefinesamodelandidentificationprinciplesforthemainfixedobjectsrelatedtopublicaccesstoPublicTransport(e.g.stoppoints,stopareas,stations,connectionlinks,entrances,etc.),inparticular:?ToidentifytherelevantfunctionswhichneedauniqueidentificationoffixedobjectsespeciallyforthePassengerInformationdomaininamulti-modal,multi-operatorcontext;?ToidentifythemainfixedobjectsrelatedtothePublicTransportsystem,choosingacertainviewpoint,i.e.consideringacertainlevelofdetail("granularity")ofthegivendescriptiontakingintoaccounttheneedsoftheidentifiedfunctions;?Togiveatypologyoftheseobjectstogetherwithdefinitions;?TopresentrelationshipsbetweentheidentifiedPublicTransportobjects;?Tounambiguouslydescribetheseobjectsthroughtheirmainproperties(attributes);?Todescribehowtolocatetheseobjectsinspacethroughcoordinatesandthroughthelinktotopographicobjectswithaclearseparationbetweenthe"PublicTransportlayer"andthe"topographiclayer"describedinitsturnbygeographicobjects;?Toenabletheassignmentofdataadministration(responsibilityfordatamaintenance)ofeachfixedobject.GeospatiallocationreferencingtechniquesofPTobjects(e.g.useofsatellites,roadsideequipmentforpositioning)orrepresentationtechniquesonmaps(projections)areoutsidethescopeofthisstandard.
【中国标准分类号】:R07
【国际标准分类号】:35_240_60
【页数】:146P.;A4
【正文语种】:英语