【英文标准名称】:Intelligenttransportsystems-Continuousairinterface,longandmediumrange(CALM)-Infra-redsystems
【原文标准名称】:智能运输系统.远中程连续空气接口(CALM).红外系统
【标准号】:BSISO21214-2006
【标准状态】:现行
【国别】:英国
【发布日期】:2006-07-31
【实施或试行日期】:2006-07-31
【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】:空气接口;远中程连续空气接口;载(波)频(率);传播技术;数据处理;数据传送;定义;红外线;红外设备;智能网络;界面;远距离通讯;协议;无线电电路;远程信息管理;传输协议;传输
【英文主题词】:Airinterfaces;CALM;Carrierfrequency;Communicationtechnology;Dataprocessing;Datatransfer;Definitions;Infra-red;Infraredplants;Intelligentnetworks;Interfaces;Longrangecommunications;Protocols;Radiocircuits;Telematics;Transmissionprotocol;Transportation
【摘要】:ISO21214:2006determinestheairinterfaceusinginfra-redsystemsat820nmto1010nm.Itprovidesprotocolsandparametersformedium-range,medium-tohigh-speedwirelesscommunicationsintheITSsectorusinginfra-redsystems.Suchlinksarerequiredforquasi-continuous,prolongedorshortcommunicationsbetweenvehiclesandtheroadside,betweenvehicles,andbetweenmobileequipmentandfixedinfrastructurepoints,overmediumandlongranges.Vehiclesmaybemovingorstationary.Whereverpracticable,ISO21214:2006hasbeendevelopedbyreferencetosuitableextantInternationalStandards,adoptedbyselection.Requiredregionalvariationsareprovided.Dueaccountisgivento,andusemadeof,anyrelevantpartsofappropriatecommunicationssystems,suchasglobalpositioningsystems(GPS),digitalaudiobroadcasting(DAB),digitalvideobroadcasting(DVB),radiolocalareanetworks(RLANs),digitaldatabroadcasting(DDB),TETRA,FMsubcarrier,mobilebroadbandsystems(MBS,W-ATM),internetprotocols,anddedicatedshortrangecommunication(DSRC).ISO21214:2006supportsdataratesof1Mbit/supto128Mbit/s(itmaysupporthigherdatarates);supportsvehiclespeedsuptoaminimumof200km/h(closingspeedscouldbedoublethisvalue);definesorreferencesenvironmentalparametersrelevanttolinkoperation;supportscommunicationdistancesupto100m(itmaysupportlongercommunicationdistancesof300mto1000m);supportslatenciesandcommunicationdelaysintheorderofmilliseconds;iscomplianttoregional/nationalregulatoryparameters;maysupportotherregional/nationalparametersasapplicable.Application-specificrequirementsareoutsidethescopeofISO21214:2006.TheserequirementswillbedefinedintheCALMmanagementandupperlayerstandardsandinapplicationstandards.Application-specificupperlayersarenotincludedinISO21214:2006,butwillbedrivenbyapplicationstandards(whichmaynotbetechnologyspecific).
【中国标准分类号】:R07
【国际标准分类号】:35_240_60
【页数】:118P;A4
【正文语种】:英语
基本信息
标准名称: | 数据线路测试仪检定规程 |
中标分类: |
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发布部门: | 邮电部 |
发布日期: | |
实施日期: | 1994-09-01 |
首发日期: | |
作废日期: | |
归口单位: | 邮电部通信计量中心 |
起草单位: | 邮电部数据通信计量研究所 |
起草人: | 宛贺丽 |
出版日期: | |
页数: | 20页 |
适用范围
本检定规程适用于新制造出厂、正在使用和维修后的频率范围在200Hz-4kHz范围内符合CCITT有关建议的各类数据线路测试仪(分析仪)的检定。
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