北京交通大学硕士学位论文 UWB精确定位算法研究姓名:庞艳申请学位级别:硕士专业:通信与信息系统指导教师:陈常嘉张立军 20060201 北京交通大学硕士学位论文 ABSTRACT 砌rcl酷s pos砸∞ing es mo咒柚d瑚【0fc im呻t tIy,Whilethe existed positioniIlg tedmique ca帅ot flIlfill of UWB technique b血学a bfoad to pos“i∞ UWB tcchniquc 幅the prc细嘲choice of hiquc in tllc futIlre. ne trad“i叫a1 algorithm is p∞sibly the most popul孤onc in ision positi∞ing tlle ptadsjon is not satisf)ring in small scaIecargo algorithm ca彻m f髓ch thchigh procision in gt旧n ;wc fiIstIy analyzed the ch舡acteristic of thetradjtional algofithm aDd dis印s∞d the埘mber of ba∞st撕on to bc cho∞.And wc proVcd that辩tting 5 fi】【cd slali∞s锄d chO∞ing tllc 4 s№曲5st wiIlbc the we deVcloped a“me—aVera百ng a180rithm to impmVe rcsults sllawed tlIatⅡle positi彻iIlg pr。dsion wiIl bc seHing the aVeragiIlg nmnber to 1q which can mect tlle we al∞discusscd hOw to ch00sc lIlc posjli彻s of the 5 20fthcmiIlthc e璐柚d e瑙andtllclast oncinthc centerofthe room s∞ c姐get the呻女呱of up t0 ,which is 18%more isetIlan that in thc c弱e whcrc all the b勰c stations are 10cated iIl the s锄e then we强alyzcd tlle NU)S condition卸d gave aⅡew sjmplea190rithm to weal【en thc NUDS simlllati彻reslllts pfovcd that itsprecision is m,wllich is 4()%more malI the simpli6ed Wyl
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