JP4396801B2 - 測位装置と測位方法及び測位システム - Google Patents
測位装置と測位方法及び測位システム Download PDFInfo
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- JP4396801B2 JP4396801B2 JP2001051476A JP2001051476A JP4396801B2 JP 4396801 B2 JP4396801 B2 JP 4396801B2 JP 2001051476 A JP2001051476 A JP 2001051476A JP 2001051476 A JP2001051476 A JP 2001051476A JP 4396801 B2 JP4396801 B2 JP 4396801B2
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- Prior art keywords
- direct wave
- positioning
- mobile station
- base station
- direct
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Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
- G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
- G01S5/0205—Details
- G01S5/0221—Receivers
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/03—Cooperating elements; Interaction or communication between different cooperating elements or between cooperating elements and receivers
- G01S19/10—Cooperating elements; Interaction or communication between different cooperating elements or between cooperating elements and receivers providing dedicated supplementary positioning signals
- G01S19/12—Cooperating elements; Interaction or communication between different cooperating elements or between cooperating elements and receivers providing dedicated supplementary positioning signals wherein the cooperating elements are telecommunication base stations
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/38—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system
- G01S19/39—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system the satellite radio beacon positioning system transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/42—Determining position
- G01S19/48—Determining position by combining or switching between position solutions derived from the satellite radio beacon positioning system and position solutions derived from a further system
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
- G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
- G01S5/0205—Details
- G01S5/0218—Multipath in signal reception
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
- G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
- G01S5/0273—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves using multipath or indirect path propagation signals in position determination
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
- G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
- G01S5/14—Determining absolute distances from a plurality of spaced points of known location
- G01S5/145—Using a supplementary range measurement, e.g. based on pseudo-range measurements
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/13—Receivers
- G01S19/34—Power consumption
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
- G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
- G01S5/0205—Details
- G01S5/0236—Assistance data, e.g. base station almanac
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Position Fixing By Use Of Radio Waves (AREA)
- Navigation (AREA)
- Mobile Radio Communication Systems (AREA)
- Traffic Control Systems (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001051476A JP4396801B2 (ja) | 2001-02-27 | 2001-02-27 | 測位装置と測位方法及び測位システム |
| CNB021065292A CN100496161C (zh) | 2001-02-27 | 2002-02-26 | 测位装置和测位方法以及测位系统 |
| US10/083,292 US7043257B2 (en) | 2001-02-27 | 2002-02-27 | Positioning apparatus, positioning method, and positioning system |
| EP02004536A EP1235077A3 (en) | 2001-02-27 | 2002-02-27 | Apparatus, method and system for positioning |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001051476A JP4396801B2 (ja) | 2001-02-27 | 2001-02-27 | 測位装置と測位方法及び測位システム |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2002250765A JP2002250765A (ja) | 2002-09-06 |
| JP2002250765A5 JP2002250765A5 (enExample) | 2006-08-10 |
| JP4396801B2 true JP4396801B2 (ja) | 2010-01-13 |
Family
ID=18912254
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2001051476A Expired - Fee Related JP4396801B2 (ja) | 2001-02-27 | 2001-02-27 | 測位装置と測位方法及び測位システム |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US7043257B2 (enExample) |
| EP (1) | EP1235077A3 (enExample) |
| JP (1) | JP4396801B2 (enExample) |
| CN (1) | CN100496161C (enExample) |
Families Citing this family (51)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040002346A1 (en) * | 2000-12-14 | 2004-01-01 | John Santhoff | Ultra-wideband geographic location system and method |
| JP4349758B2 (ja) * | 2001-03-27 | 2009-10-21 | パイオニア株式会社 | 位置測位装置 |
| JP2003339070A (ja) * | 2002-05-21 | 2003-11-28 | Hitachi Ltd | 位置検出システムおよび携帯端末およびサーバ |
| US7269424B2 (en) * | 2002-10-16 | 2007-09-11 | Sony Ericsson Mobile Communications Ab | Mobile terminal implementing a ranging signal receiver and method |
| DE10304192A1 (de) * | 2003-01-29 | 2004-08-05 | Volkswagen Ag | Verfahren und Vorrichtung zur Bestimmung der Position eines Fahrzeugs |
| EP1654717B1 (en) * | 2003-07-23 | 2016-09-21 | Qualcomm Incorporated | Selecting a navigation solution used in determining the position of a device in a wireless communication system |
| US7280624B2 (en) | 2003-08-29 | 2007-10-09 | Hitachi, Ltd. | Method and apparatus for noise threshold calculation in wireless communication |
| JP4458247B2 (ja) * | 2004-05-12 | 2010-04-28 | 日本電気株式会社 | 無線基地局装置設定システムおよび無線基地局装置設定方法 |
| US7773964B2 (en) * | 2004-10-25 | 2010-08-10 | Qualcomm Incorporated | Systems, methods and apparatus for determining a radiated performance of a wireless device |
| US7881905B2 (en) * | 2004-11-17 | 2011-02-01 | Qualcomm Incorporated | Method for ambiguity resolution in location determination |
| CN101208880B (zh) | 2005-03-31 | 2013-03-06 | 日本电气株式会社 | 便携式无线终端及其移动速度检测方法 |
| JP2007174595A (ja) * | 2005-12-26 | 2007-07-05 | Toshiba Corp | 無線通信機器及び無線通信方法 |
| EP2097766A1 (en) * | 2006-12-28 | 2009-09-09 | Telefonaktiebolaget LM Ericsson (PUBL) | System for determining network structure and positions of mobile devices in a wireless communication network |
| ITMI20070412A1 (it) * | 2007-03-01 | 2008-09-02 | Vodafone Omnitel Nv | Metodo per calcolare la posizione geografica di un terminale mobile. |
| US8055886B2 (en) | 2007-07-12 | 2011-11-08 | Texas Instruments Incorporated | Processor micro-architecture for compute, save or restore multiple registers and responsive to first instruction for repeated issue of second instruction |
| JP5135946B2 (ja) * | 2007-08-14 | 2013-02-06 | 富士通株式会社 | 無線測位システム |
| JP5499435B2 (ja) * | 2007-11-20 | 2014-05-21 | セイコーエプソン株式会社 | 相互相関判定方法、測位装置及び電子機器 |
| FR2945176B1 (fr) * | 2009-04-30 | 2012-07-20 | Pole Star Sa | Methode de positionnement par signaux wi-fi |
| KR101627633B1 (ko) | 2009-07-13 | 2016-06-07 | 삼성전자주식회사 | 기지국들로부터 전송되는 고유의 시퀀스들을 이용하여 단말의 위치를 추정하는 장치 및 방법 |
| US8106817B2 (en) * | 2009-12-31 | 2012-01-31 | Polaris Wireless, Inc. | Positioning system and positioning method |
| US8106818B2 (en) * | 2009-12-31 | 2012-01-31 | Polaris Wireless, Inc. | Positioning system and positioning method |
| US9351243B2 (en) * | 2010-01-25 | 2016-05-24 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and arrangement for a terminal of a wireless communication network |
| JP5081274B2 (ja) * | 2010-05-25 | 2012-11-28 | 株式会社エヌ・ティ・ティ・ドコモ | 移動通信端末及び測位方式選択方法 |
| JP5087105B2 (ja) * | 2010-06-03 | 2012-11-28 | 株式会社エヌ・ティ・ティ・ドコモ | 測位装置及び方法 |
| KR101301979B1 (ko) * | 2010-12-21 | 2013-08-30 | 주식회사 케이티 | 근거리 통신을 위한 액세스 포인트를 이용한 위치 측정 방법 및 장치와 액세스 포인트의 위치 추정 방법 |
| JP5638476B2 (ja) * | 2011-07-12 | 2014-12-10 | 株式会社Nttドコモ | 測位支援装置及び測位支援方法 |
| US10151843B2 (en) | 2011-11-22 | 2018-12-11 | Radio Systems Corporation | Systems and methods of tracking position and speed in GNSS applications |
| CN103988092B (zh) | 2011-12-12 | 2016-07-06 | 株式会社村田制作所 | 位置测量装置 |
| CN103428727B (zh) * | 2012-05-14 | 2018-07-20 | 中兴通讯股份有限公司 | 一种ue接近微基站的检测方法及系统 |
| US10609762B2 (en) | 2013-06-06 | 2020-03-31 | Zebra Technologies Corporation | Method, apparatus, and computer program product improving backhaul of sensor and other data to real time location system network |
| US9699278B2 (en) | 2013-06-06 | 2017-07-04 | Zih Corp. | Modular location tag for a real time location system network |
| US10437658B2 (en) | 2013-06-06 | 2019-10-08 | Zebra Technologies Corporation | Method, apparatus, and computer program product for collecting and displaying sporting event data based on real time data for proximity and movement of objects |
| US9715005B2 (en) | 2013-06-06 | 2017-07-25 | Zih Corp. | Method, apparatus, and computer program product improving real time location systems with multiple location technologies |
| US20140365194A1 (en) | 2013-06-06 | 2014-12-11 | Zih Corp. | Method, apparatus, and computer program product for dynamics/kinetics model selection |
| US11423464B2 (en) | 2013-06-06 | 2022-08-23 | Zebra Technologies Corporation | Method, apparatus, and computer program product for enhancement of fan experience based on location data |
| US9517417B2 (en) | 2013-06-06 | 2016-12-13 | Zih Corp. | Method, apparatus, and computer program product for performance analytics determining participant statistical data and game status data |
| US9668164B2 (en) | 2014-06-05 | 2017-05-30 | Zih Corp. | Receiver processor for bandwidth management of a multiple receiver real-time location system (RTLS) |
| US20150375083A1 (en) | 2014-06-05 | 2015-12-31 | Zih Corp. | Method, Apparatus, And Computer Program Product For Enhancement Of Event Visualizations Based On Location Data |
| WO2015186084A1 (en) * | 2014-06-05 | 2015-12-10 | Zih Corp. | Method for iterative target location in a multiple receiver target location system |
| WO2015186044A1 (en) | 2014-06-05 | 2015-12-10 | Zih Corp. | Receiver processor for adaptive windowing and high-resolution toa determination in a multiple receiver target location system |
| US9661455B2 (en) | 2014-06-05 | 2017-05-23 | Zih Corp. | Method, apparatus, and computer program product for real time location system referencing in physically and radio frequency challenged environments |
| US9953195B2 (en) | 2014-06-05 | 2018-04-24 | Zih Corp. | Systems, apparatus and methods for variable rate ultra-wideband communications |
| US9626616B2 (en) | 2014-06-05 | 2017-04-18 | Zih Corp. | Low-profile real-time location system tag |
| EP3152585B1 (en) | 2014-06-06 | 2022-04-27 | Zebra Technologies Corporation | Method, apparatus, and computer program product improving real time location systems with multiple location technologies |
| US9759803B2 (en) | 2014-06-06 | 2017-09-12 | Zih Corp. | Method, apparatus, and computer program product for employing a spatial association model in a real time location system |
| JP6551969B2 (ja) * | 2015-03-11 | 2019-07-31 | 国立大学法人電気通信大学 | 位置測定装置、位置測定方法、プログラム、および位置測定システム |
| CN109644423B (zh) | 2016-08-12 | 2021-11-05 | 索尼公司 | 位置服务器、基础设施设备、通信装置和用于使用补充定位参考信号的方法 |
| JP6867902B2 (ja) * | 2017-07-06 | 2021-05-12 | 株式会社東芝 | 位置推定装置、位置推定方法およびコンピュータプログラム |
| GB2594413B (en) * | 2019-02-15 | 2022-04-20 | Mitsubishi Electric Corp | Positioning device, positioning system, mobile terminal, and positioning method |
| US10862520B1 (en) * | 2020-06-25 | 2020-12-08 | Link Labs, Inc. | Apparatus and method for mitigating effects of multipath interference between wireless communication nodes via constraint of estimated node location |
| KR20240097829A (ko) * | 2021-11-10 | 2024-06-27 | 소니 세미컨덕터 솔루션즈 가부시키가이샤 | 정보 처리 장치, 정보 처리 방법, 프로그램 |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB9519087D0 (en) * | 1995-09-19 | 1995-11-22 | Cursor Positioning Sys Ltd | Navigation and tracking system |
| US5945948A (en) | 1996-09-03 | 1999-08-31 | Motorola, Inc. | Method and apparatus for location finding in a communication system |
| GB9717844D0 (en) * | 1997-08-23 | 1997-10-29 | The Technology Partnership Plc | Improvements in,or relating to,digital cellular radio communication networks |
| US6414634B1 (en) * | 1997-12-04 | 2002-07-02 | Lucent Technologies Inc. | Detecting the geographical location of wireless units |
| US5982324A (en) | 1998-05-14 | 1999-11-09 | Nortel Networks Corporation | Combining GPS with TOA/TDOA of cellular signals to locate terminal |
| US6356608B1 (en) * | 1998-06-29 | 2002-03-12 | Telefonaktiebolaget Lm Ericsson (Publ) | Method, apparatus, and system for determining a location of a frequency synchronization signal |
| US6310576B1 (en) * | 1998-12-30 | 2001-10-30 | Motorola, Inc. | Method of identifying location using a master clock to synchronize time of arrival signals |
| US6961543B2 (en) * | 2001-02-14 | 2005-11-01 | Denso Corporation | Pilot phase measurement error estimator for position location |
| EP1501201A1 (en) * | 2003-07-02 | 2005-01-26 | Sony Ericsson Mobile Communications AB | Mobile telephone with GPS receiver and control method therefor |
-
2001
- 2001-02-27 JP JP2001051476A patent/JP4396801B2/ja not_active Expired - Fee Related
-
2002
- 2002-02-26 CN CNB021065292A patent/CN100496161C/zh not_active Expired - Fee Related
- 2002-02-27 EP EP02004536A patent/EP1235077A3/en not_active Withdrawn
- 2002-02-27 US US10/083,292 patent/US7043257B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| EP1235077A2 (en) | 2002-08-28 |
| CN1372393A (zh) | 2002-10-02 |
| US7043257B2 (en) | 2006-05-09 |
| JP2002250765A (ja) | 2002-09-06 |
| CN100496161C (zh) | 2009-06-03 |
| US20020151314A1 (en) | 2002-10-17 |
| EP1235077A3 (en) | 2005-06-29 |
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