【英文标准名称】:Informationtechnology-Telecommunicationsandinformationexchangebetweensystems-PrivateIntegratedServicesNetwork;Specification,functionalmodelandinformationflows;Simpledialogsupplementaryservice
【原文标准名称】:信息技术系统间通信和信息交换个人综合业务网规范、功能模型和信息流简单对话补充业务
【标准号】:ISO/IEC21407-2001
【标准状态】:现行
【国别】:国际
【发布日期】:2001-08
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/IECJTC1
【标准类型】:()
【标准水平】:()
【中文主题词】:专业网;专业综合服务网;对话;信息技术;综合业务数字网;模型;电信;服务设施;定义;信息流;规范(验收);信息交换;数据传输
【英文主题词】:Datatransmission;Definitions;Dialogue;Informationflow;Informationinterchange;Informationtechnology;ISDN;Models;PISN;Privateintegratedservicesnetworking;Privatenetworks;Services;Specification(approval);Telecommunications
【摘要】:ThisInternationalStandardspecifiesthesupplementaryserviceSimpleDialog(SS-SD),whichisapplicabletovariousbasicservicessupportedbyPrivateIntegratedServicesNetworks(PISNs).BasicservicesarespecifiedinISO/IEC11574.SupplementaryserviceSDenablesausertocommunicatewithanotheruserorapplicationbytheexchangeofkeypadanddisplayinformationtransparentlyoveraPISN.Servicespecificationsareproducedinthreestages,accordingtothemethoddescribedinETS300387.ThisInternationalStandardcontainsthestage1andstage2specificationsofSS-SD.Thestage1specification(clause6)specifiesthesupplementaryserviceasseenbyusersofPISNs.Thestage2specification(clause7)specifiesthefunctionalentitiesinvolvedinthesupplementaryserviceandtheinformationflowsbetweenthem.
【中国标准分类号】:M11
【国际标准分类号】:33_040_35
【页数】:16P;A4
【正文语种】:英语


Product Code:SAE AIR1404
Title:DC Resistivity Vs RF Impedance of EMI Gaskets
Issuing Committee:Ae-4 Electromagnetic Environmental Effects (E3) Committee
Scope: This AIR discusses the DC resistivity property of EMI gaskets.