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三星定位中的高精度时差测量技术研究.docx

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三星定位中的高精度时差测量技术研究 Abstract: High-precisiontime-differencemeasurementtechnologyplaysacriticalroleinthepositioningsystemofSamsung.Inthispaper,wediscusstherationalebehindthistechnology,itsapplications,andtheresearchbeingconductedinthisfield.Theobjectiveistounderstandtheimportanceofhigh-precisiontime-differencemeasurementtechnologyinSamsung'spositioningsystemandexploretheadvancementsmadeinthisarea. 1.Introduction Positioningsystemshavebecomeanintegralpartofourdailylives,providinguswithaccuratelocationinformation.Globalnavigationsatellitesystems(GNSS)likeGPS,GLONASS,andGalileohavebeenwidelyusedforpositioning.However,inapplicationsthatrequirehighprecision,suchasautonomousvehiclesanddrones,traditionalGNSStechnologymaynotprovidetherequiredlevelofaccuracy.Toovercomethislimitation,Samsunghasbeenresearchinghigh-precisiontime-differencemeasurementtechnology. 2.Rationalebehindhigh-precisiontime-differencemeasurementtechnology Theaccuracyofpositioningsystemsheavilyreliesontheabilitytomeasurethetimedifferencebetweenthetransmitterandreceiver.Theconceptbehindhigh-precisiontime-differencemeasurementtechnologyistominimizetheerrorsassociatedwiththismeasurement.Byreducingtheseerrors,Samsungaimstoachievecentimeter-levelpositioningaccuracy,whichisvitalforapplicationslikeautonomousvehiclesandprecisionagriculture. 3.Applicationsofhigh-precisiontime-differencemeasurementtechnology High-precisiontime-differencemeasurementtechnologyhasawiderangeofapplications.Someofthesignificantapplicationsinclude: a.Autonomousvehicles:Self-drivingcarsrequirehigh-precisionpositioningtonavigateaccurately.High-precisiontime-differencemeasurementtechnologyenablespreciselocalizationandenhancesthesafetyandefficiencyofautonomousvehicles. b.Precisionagriculture:Modernagricultureheavilyreliesonprecisiontechnologytooptimizecropproduction.High-precisionpositioningallowsfarmerstoapplyfertilizers,pesticides,andwaterpreciselyasneeded,minimizingwasteandmaximizingyields. c.Augmentedreality(AR)andvirtualreality(VR):ARandVRap