【英文标准名称】:forInformationTechnology–RealTimeLocatingSystems(RTLS)–Part1:2.4-GHzAirInterfaceProtocol
【原文标准名称】:信息技术用美国国家标准.实时定位系统(RTLS).第1部分:2.4-GHz空中接口协议
【标准号】:ANSIINCITS371.1-2003(R2008)
【标准状态】:现行
【国别】:美国
【发布日期】:2003-07-25
【实施或试行日期】:
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:ThisstandarddefinesanetworkedlocationsystemthatprovidesX-Ycoordinatesanddatatelemetry.ThesystemutilizesRTLStransmittersthatautonomouslygenerateadirect-sequencespreadspectrumradiofrequencybeacon.ThesedevicesmaybefieldprogrammableandsupportanoptionalExcitermodethatallowsmodificationoftherateoflocationupdateandlocationoftheRTLSdevice.Thisstandardalsodefinesthesemodes,butdoesnotdefinethemeansbywhichtheyareaccomplished.Theseareleftasvendor-optionalfeatures.Thesebeaconsshalltransmitatapowerlevelthatcanfacilitatereceptionatrangesofatleast300metersopenfieldseparationbetweenthetransmitterandreceiver.Eachreceivershallbecapableofreceivingandprocessingdatafromaminimumof120tagbeaconspersecond.SuchRTLStransmittersshallbefullycompliantwithUSradiofrequencyregulatoryrequirementsandshallhavethebroadestpossibleinternationalfrequencycompliance.RTLSenablestheusertolocate,trackandmanageassetswithintheinfrastructureofthesystemonareal-timebasis.ThenominallocationdataprovidedbytheRTLSshallbewithina3-meterradiusoftheactuallocationofthetransmittingRTLStransmitter.TheRFtransmissionsarelowpower,compatiblewith,andshallnotinterferewithexistingstandardizedIEEE802.11wirelesscommunicationnetworks,asperartifacttestdocument,andsystemscompliantwithANSIINCITS256.
【中国标准分类号】:L70
【国际标准分类号】:
【页数】:21P.;A4
【正文语种】:英语