标签: ultra-wideband

Long-RangeUltra-WidebandRadio-FrequencyIdentificationLong-RangeUltra-WidebandRadio-FrequencyIdentificationFormoreinformationcontactFaridU.Dowla(925)423-7579,dowla1@llnl.govRadioFrequencyIdentification(RFID)isanautomaticidentificationtechnology,similartobarcode,butwiththedistinctadvantagethatitdoesnotrequireline-ofsightoperation―itusesradiowavestocommunicatewiththetargettags.ThekeychallengesinRFIDtechnologyaretoassureconnectivitytothetags,todetermineaccurateposition,andtoreliablycommunicatesensorstatusifneeded,whilereducingthecostsoftheinfrastructureandtags.Sinceultra-wideband(UWB)signalshavebeendemonstratedtohelpingoodconnectivityandpositionfixing,inthisprojectweexplorethepossibilityofextendingtheuseofUWBtechniquestoRFID.Ener……