JP2009545754A5 - - Google Patents

Download PDF

Info

Publication number
JP2009545754A5
JP2009545754A5 JP2009523056A JP2009523056A JP2009545754A5 JP 2009545754 A5 JP2009545754 A5 JP 2009545754A5 JP 2009523056 A JP2009523056 A JP 2009523056A JP 2009523056 A JP2009523056 A JP 2009523056A JP 2009545754 A5 JP2009545754 A5 JP 2009545754A5
Authority
JP
Japan
Prior art keywords
arrival time
mobile unit
fixed terminal
estimate
algorithm
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP2009523056A
Other languages
English (en)
Japanese (ja)
Other versions
JP2009545754A (ja
JP4499828B2 (ja
Filing date
Publication date
Priority claimed from US11/832,547 external-priority patent/US7574221B2/en
Application filed filed Critical
Publication of JP2009545754A publication Critical patent/JP2009545754A/ja
Publication of JP2009545754A5 publication Critical patent/JP2009545754A5/ja
Application granted granted Critical
Publication of JP4499828B2 publication Critical patent/JP4499828B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

JP2009523056A 2006-08-03 2007-08-02 受信信号の到来時間と端末位置を共同推定するための反復法 Expired - Fee Related JP4499828B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US82137806P 2006-08-03 2006-08-03
US11/832,547 US7574221B2 (en) 2006-08-03 2007-08-01 Method for estimating jointly time-of-arrival of signals and terminal location
PCT/US2007/075082 WO2008017032A2 (en) 2006-08-03 2007-08-02 Iterative method for jointly estimating time-of-arrival of received signals and terminal location

Publications (3)

Publication Number Publication Date
JP2009545754A JP2009545754A (ja) 2009-12-24
JP2009545754A5 true JP2009545754A5 (enExample) 2010-02-12
JP4499828B2 JP4499828B2 (ja) 2010-07-07

Family

ID=38997870

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2009523056A Expired - Fee Related JP4499828B2 (ja) 2006-08-03 2007-08-02 受信信号の到来時間と端末位置を共同推定するための反復法

Country Status (5)

Country Link
US (1) US7574221B2 (enExample)
EP (1) EP2047693A4 (enExample)
JP (1) JP4499828B2 (enExample)
KR (1) KR100987615B1 (enExample)
WO (1) WO2008017032A2 (enExample)

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2047694A2 (en) * 2006-08-03 2009-04-15 NTT DoCoMo Inc. Line-of-sight (los) or non-los (nlos) identification method using multipath channel statistics
US20100295731A1 (en) * 2007-01-11 2010-11-25 Chia-Chin Chong Method for optimum bandwidth selection of time-of-arrival estimators
KR101021685B1 (ko) 2008-12-19 2011-03-17 재단법인 포항산업과학연구원 다공성 반사체의 거리 측정 방법 및 그 측정기
US7956808B2 (en) * 2008-12-30 2011-06-07 Trueposition, Inc. Method for position estimation using generalized error distributions
US8532677B2 (en) * 2009-01-13 2013-09-10 Nokia Siemens Networks Gmbh & Co. Model based channel state information feedback
KR101049905B1 (ko) 2009-02-03 2011-07-15 국방과학연구소 다중분리 레이더 시스템에서 이동 표적의 위치 추적 방법
WO2011019356A1 (en) * 2009-08-14 2011-02-17 Andrew Llc System and method for locating a wireless device in a wimax network using uplink signals
US8131312B2 (en) 2010-05-24 2012-03-06 Nice Systems Ltd. Method and system for construction of radio environment model
US8200244B2 (en) 2010-05-24 2012-06-12 Nice Systems Ltd. Method and system for mobile station location
US8588808B2 (en) 2010-05-24 2013-11-19 Nice-Systems Ltd. Method and system for estimation of mobile station velocity in a cellular system based on geographical data
US20120309415A1 (en) * 2010-07-21 2012-12-06 Zulutime, Llc Multipath compensation within geolocation of mobile devices
GB2485139A (en) * 2010-10-22 2012-05-09 Vodafone Ip Licensing Ltd Analysing and securing mobile based transactions
EP2584849B1 (en) * 2011-10-17 2019-02-27 Commissariat à l'Énergie Atomique et aux Énergies Alternatives Method for node positioning for a wireless network
CN103323014B (zh) * 2012-03-19 2016-08-10 联想(北京)有限公司 一种导航方法、电子设备及导航设备
KR101530058B1 (ko) * 2012-12-10 2015-06-18 동명대학교산학협력단 무선 센서 네트워크에서의 위치 측정 방법
WO2014117273A1 (en) * 2013-02-04 2014-08-07 Takemetuit Inc. Method of processing positioning signals in positioning systems to accurately determine a true arrival time of each signal
CN103491628B (zh) * 2013-09-13 2016-05-11 浙江工业大学 一种基于tpoa的nlos传输环境无线定位方法
CN103648164B (zh) * 2013-12-19 2016-08-17 哈尔滨工业大学 一种基于到达时间差和Gossip算法的无线传感器网络分布式定位方法
US10028220B2 (en) 2015-01-27 2018-07-17 Locix, Inc. Systems and methods for providing wireless asymmetric network architectures of wireless devices with power management features
US9529076B2 (en) 2015-01-27 2016-12-27 Dragonfly Technology Inc. Systems and methods for determining locations of wireless sensor nodes in an asymmetric network architecture
US9380531B1 (en) 2015-01-27 2016-06-28 Dragonfly Technology Inc. Systems and methods for providing wireless sensor networks with an asymmetric network architecture
US9706489B2 (en) 2015-01-27 2017-07-11 Locix Inc. Systems and methods for providing wireless asymmetric network architectures of wireless devices with anti-collision features
US20160327628A1 (en) * 2015-05-07 2016-11-10 Alcatel-Lucent Usa Inc. Method And Apparatus For Determining Non-Line Of Sight Bias Estimation
US9846220B2 (en) 2015-08-19 2017-12-19 Locix, Inc. Systems and methods for determining locations of wireless sensor nodes in a network architecture having mesh-based features for localization
US9763054B2 (en) 2015-08-19 2017-09-12 Locix Inc. Systems and methods for determining locations of wireless sensor nodes in a tree network architecture having mesh-based features
EP3322998B1 (en) * 2015-09-14 2020-02-26 Red Point Positioning Corporation Method to estimate and compensate for nlos bias in time difference of arrival estimate
US10455350B2 (en) 2016-07-10 2019-10-22 ZaiNar, Inc. Method and system for radiolocation asset tracking via a mesh network
CN106535124B (zh) * 2016-11-08 2019-07-19 安徽师范大学 一种在nlos环境下的基于toa的无线网络定位方法
CN117310751A (zh) 2016-12-01 2023-12-29 谷歌有限责任公司 用于位置确定的方法和系统
CN106792982B (zh) * 2017-03-23 2019-12-10 电子科技大学 一种基于自适应分簇策略的多目标直接定位方法
US10575275B2 (en) * 2017-08-23 2020-02-25 Locix, Inc. Systems and methods for adaptively selecting distance estimates for localization of nodes based on error metric information
CN108535717A (zh) * 2018-04-19 2018-09-14 广西欣歌拉科技有限公司 多路无线反射信号的高效分解系统
US12146975B2 (en) 2018-10-09 2024-11-19 Nokia Technologies Oy Positioning system and method
US10551479B1 (en) * 2018-12-26 2020-02-04 Locix, Inc. Systems and methods for using ranging to determine locations of wireless sensor nodes based on radio frequency communications between the nodes and various RF-enabled devices
CN110351655B (zh) * 2019-07-10 2021-06-18 博睿泰克科技(宁波)有限公司 一种基于信号多径传播测量的室内定位方法及系统
US11350293B2 (en) * 2019-11-26 2022-05-31 Huawei Technologies Co., Ltd. Systems and methods for estimating locations of signal shadowing obstructions and signal reflectors in a wireless communications network
CN111901743B (zh) 2020-04-01 2025-07-29 中兴通讯股份有限公司 到达时间的确定方法、装置、信号接收设备及存储介质

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5974329A (en) * 1997-09-29 1999-10-26 Rutgers University Method and system for mobile location estimation
US6054950A (en) 1998-01-26 2000-04-25 Multispectral Solutions, Inc. Ultra wideband precision geolocation system
US6266014B1 (en) * 1998-10-09 2001-07-24 Cell-Loc Inc. Methods and apparatus to position a mobile receiver using downlink signals part IV
JP2000284040A (ja) * 1999-03-29 2000-10-13 Ntt Docomo Inc 距離測定方法及び装置
JP3961951B2 (ja) * 2000-11-14 2007-08-22 シンボル テクノロジーズ インコーポレイテッド 無線によるクロック同期
US6762712B2 (en) 2001-07-26 2004-07-13 Time Domain Corporation First-arriving-pulse detection apparatus and associated methods
US6738438B2 (en) * 2001-10-29 2004-05-18 Qualcomm Incorporated Parameter estimator with dynamically variable search window size and/or placement
US6957491B2 (en) 2001-10-31 2005-10-25 The Stanley Works Combination utility and sporting knife
US6784827B2 (en) 2001-12-21 2004-08-31 International Business Machines Corporation Determining a time of arrival of a sent signal
CN1173509C (zh) 2001-12-30 2004-10-27 华为技术有限公司 Cdma移动通信系统中可视与非可视信道的识别方法
KR100842554B1 (ko) * 2002-01-07 2008-07-01 삼성전자주식회사 이동통신 시스템에서 이동단말기의 위치를 측정하는 방법
US7379757B2 (en) 2002-10-16 2008-05-27 Andrew Corporation System and method for estimating the multi-path delays in a signal using a spatially blind antenna array
KR100518964B1 (ko) * 2002-11-15 2005-10-06 한국전자통신연구원 지역 분할과 가상 지역을 이용한 이동체 위치 추적 시스템및 그 방법
US7065368B2 (en) 2002-12-30 2006-06-20 Kt Corporation Method for correcting NLOS error in wireless positioning system
JP2006023267A (ja) * 2004-06-09 2006-01-26 Ntt Docomo Inc マルチパス遅延成分を用いた位置測定装置および位置測定方法
US7436909B2 (en) 2004-11-15 2008-10-14 Mitsubishi Electric Research Laboratories, Inc. Method for estimating time of arrival of received signals for ultra wide band impulse radio systems
EP2047694A2 (en) * 2006-08-03 2009-04-15 NTT DoCoMo Inc. Line-of-sight (los) or non-los (nlos) identification method using multipath channel statistics
JP4495249B2 (ja) * 2006-08-03 2010-06-30 株式会社エヌ・ティ・ティ・ドコモ 非見通し軽減のためにマルチパス通信路統計を利用する加重最小二乗位置決め方法

Similar Documents

Publication Publication Date Title
JP2009545754A5 (enExample)
US7574221B2 (en) Method for estimating jointly time-of-arrival of signals and terminal location
JP2011050060A5 (enExample)
JP6107418B2 (ja) キャリア周波数点の探索方法及び装置
WO2011091671A1 (zh) 一种实现自动频率控制的方法和装置
RU2008145050A (ru) Оценивание шума для беспроводной связи
CN101489238B (zh) 一种时间差的测量方法、系统及装置
CN107231225B (zh) 一种前导符序列检测方法及装置
CN101002396A (zh) 用于估计在无线通信系统中接收的信号的到达时间的方法
CN101488798B (zh) 定时测量方法、系统及装置
CN106131949B (zh) 一种基于能量均值检测的到达时间估计方法
WO2004088867A1 (ja) 受信装置
Reddy et al. An improved time-of-arrival estimation for WLAN-based local positioning
CN106896380B (zh) 一种自适应导航信号捕获方法及装置
CN101611606A (zh) 接收到的数字信号的符号同步方法以及利用该方法的数字信号接收器
CN102984750B (zh) 一种gsm移动网络中的路测方法与系统
CN101141143B (zh) 时-频rake接收方法和装置
US8824525B2 (en) Multipath searching method and multipath searcher
JP5097404B2 (ja) 測位方法及び装置
FI116179B (fi) Menetelmä ja järjestelmä etenemisviiveen määrittämiseksi sekä elektroniikkalaite
US9054856B2 (en) Processing samples of a received RF signal
CN101043231B (zh) 对接入信道前导信号纠偏的实现方法、设备及系统
JP2007028436A5 (enExample)
JP2005241658A (ja) スペクトル拡散信号を用いた測距及び位置測定方法、その方法を行う装置
JP2008519486A5 (enExample)