WO2003016940A3 - Tag tracking - Google Patents
Tag tracking Download PDFInfo
- Publication number
- WO2003016940A3 WO2003016940A3 PCT/GB2002/002245 GB0202245W WO03016940A3 WO 2003016940 A3 WO2003016940 A3 WO 2003016940A3 GB 0202245 W GB0202245 W GB 0202245W WO 03016940 A3 WO03016940 A3 WO 03016940A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- tones
- tag
- mobile tag
- phase
- measured
- Prior art date
Links
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
- G01S11/00—Systems for determining distance or velocity not using reflection or reradiation
- G01S11/02—Systems for determining distance or velocity not using reflection or reradiation using radio waves
-
- 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
- G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
- G01S1/02—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using radio waves
- G01S1/08—Systems for determining direction or position line
-
- 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
- G01S5/021—Calibration, monitoring or correction
-
- 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
- G01S5/0226—Transmitters
-
- 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
Abstract
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0405627A GB2398688B (en) | 2001-08-14 | 2002-05-14 | Tag tracking |
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0119787A GB0119787D0 (en) | 2000-11-15 | 2001-08-14 | Tag tracking |
GB0119787.0 | 2001-08-14 | ||
GB0206597.7 | 2002-03-20 | ||
GB0206597A GB0206597D0 (en) | 2002-03-20 | 2002-03-20 | Phase based RF location system |
GB0209781.4 | 2002-04-29 | ||
GB0209781A GB0209781D0 (en) | 2002-04-29 | 2002-04-29 | Location measurement system |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2003016940A2 WO2003016940A2 (en) | 2003-02-27 |
WO2003016940A3 true WO2003016940A3 (en) | 2003-04-24 |
Family
ID=27256252
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/GB2002/002245 WO2003016940A2 (en) | 2001-08-14 | 2002-05-14 | Tag tracking |
Country Status (2)
Country | Link |
---|---|
GB (1) | GB2398688B (en) |
WO (1) | WO2003016940A2 (en) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB0319673D0 (en) * | 2003-08-21 | 2003-09-24 | Scient Generics Ltd | Tag tracking |
US7030761B2 (en) * | 2004-03-16 | 2006-04-18 | Symbol Technologies | Multi-resolution object location system and method |
GB2445595A (en) * | 2007-01-08 | 2008-07-16 | Turftrax Racing Data Ltd | Location system |
DE102007043649B4 (en) * | 2007-09-13 | 2012-03-22 | Siemens Ag | Method for increasing the location accuracy of unsynchronized radio subscribers |
DE102008034567B4 (en) * | 2008-07-24 | 2010-09-30 | Siemens Aktiengesellschaft | Method for locating wirelessly communicating radio subscribers |
EP4140398A1 (en) * | 2016-09-19 | 2023-03-01 | ResMed Sensor Technologies Limited | Apparatus, system, and method for detecting physiological movement from audio and multimodal signals |
WO2019053228A1 (en) * | 2017-09-15 | 2019-03-21 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Communication apparatus, method and cellular network usable in a localization of a user equipment using a phase estimate |
CN112068086B (en) * | 2020-10-17 | 2022-03-01 | 中国电波传播研究所(中国电子科技集团公司第二十二研究所) | Shore-based multi-channel radar amplitude-phase correction method based on external calibration test data |
EP4273572A1 (en) * | 2022-05-05 | 2023-11-08 | Stichting IMEC Nederland | System, device, and method for estimating position information with respect to at least one target node |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3696427A (en) * | 1969-06-04 | 1972-10-03 | Geophysique Cie Gle | Radio-navigation system |
US3774215A (en) * | 1970-11-23 | 1973-11-20 | Gen Systems Dev Corp | Position locating system |
US4283726A (en) * | 1978-09-05 | 1981-08-11 | Lewis C. Spence | Dual frequency distance measuring system |
GB2267623A (en) * | 1992-05-21 | 1993-12-08 | Racal Positioning Syst Ltd | Radio frequency ranging apparatus |
WO1996025673A1 (en) * | 1995-02-16 | 1996-08-22 | Nexus 1994 Limited | Differential ranging for a frequency-hopped remote position determination system |
WO1999030181A1 (en) * | 1997-12-10 | 1999-06-17 | Ericsson Inc. | Method and system for determining position of a mobile transmitter |
US6066967A (en) * | 1997-02-07 | 2000-05-23 | Sensytech, Inc. | Phase-coherent frequency synthesis with a DDS circuit |
WO2002041029A1 (en) * | 2000-11-15 | 2002-05-23 | Racetrace Inc. | Tag tracking |
-
2002
- 2002-05-14 GB GB0405627A patent/GB2398688B/en not_active Expired - Fee Related
- 2002-05-14 WO PCT/GB2002/002245 patent/WO2003016940A2/en not_active Application Discontinuation
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3696427A (en) * | 1969-06-04 | 1972-10-03 | Geophysique Cie Gle | Radio-navigation system |
US3774215A (en) * | 1970-11-23 | 1973-11-20 | Gen Systems Dev Corp | Position locating system |
US4283726A (en) * | 1978-09-05 | 1981-08-11 | Lewis C. Spence | Dual frequency distance measuring system |
GB2267623A (en) * | 1992-05-21 | 1993-12-08 | Racal Positioning Syst Ltd | Radio frequency ranging apparatus |
WO1996025673A1 (en) * | 1995-02-16 | 1996-08-22 | Nexus 1994 Limited | Differential ranging for a frequency-hopped remote position determination system |
US6066967A (en) * | 1997-02-07 | 2000-05-23 | Sensytech, Inc. | Phase-coherent frequency synthesis with a DDS circuit |
WO1999030181A1 (en) * | 1997-12-10 | 1999-06-17 | Ericsson Inc. | Method and system for determining position of a mobile transmitter |
WO2002041029A1 (en) * | 2000-11-15 | 2002-05-23 | Racetrace Inc. | Tag tracking |
Also Published As
Publication number | Publication date |
---|---|
GB0405627D0 (en) | 2004-04-21 |
WO2003016940A2 (en) | 2003-02-27 |
GB2398688B (en) | 2005-07-13 |
GB2398688A (en) | 2004-08-25 |
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