WO2005119289A1 - Method and system for radio map filtering via adaptive clustering - Google Patents
Method and system for radio map filtering via adaptive clustering Download PDFInfo
- Publication number
- WO2005119289A1 WO2005119289A1 PCT/US2005/018915 US2005018915W WO2005119289A1 WO 2005119289 A1 WO2005119289 A1 WO 2005119289A1 US 2005018915 W US2005018915 W US 2005018915W WO 2005119289 A1 WO2005119289 A1 WO 2005119289A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- reference devices
- scan
- subset
- calibration
- cluster
- 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
- 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
- G01S5/0252—Radio frequency fingerprinting
- G01S5/02521—Radio frequency fingerprinting using a radio-map
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S707/00—Data processing: database and file management or data structures
- Y10S707/99931—Database or file accessing
- Y10S707/99933—Query processing, i.e. searching
- Y10S707/99935—Query augmenting and refining, e.g. inexact access
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA002568038A CA2568038A1 (en) | 2004-05-28 | 2005-05-26 | Method and system for radio map filtering via adaptive clustering |
EP05754982A EP1749216B1 (en) | 2004-05-28 | 2005-05-26 | Method and system for radio map filtering via adaptive clustering |
AU2005250881A AU2005250881A1 (en) | 2004-05-28 | 2005-05-26 | Method and system for radio map filtering via adaptive clustering |
DE602005002268T DE602005002268T2 (en) | 2004-05-28 | 2005-05-26 | METHOD AND SYSTEM FOR RADIO FILING FILTERING BY ADAPTIVE CLUSTERING |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/856,965 US7155239B2 (en) | 2004-05-28 | 2004-05-28 | Method and system for radio map filtering via adaptive clustering |
US10/856,965 | 2004-05-28 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2005119289A1 true WO2005119289A1 (en) | 2005-12-15 |
Family
ID=34971369
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2005/018915 WO2005119289A1 (en) | 2004-05-28 | 2005-05-26 | Method and system for radio map filtering via adaptive clustering |
Country Status (7)
Country | Link |
---|---|
US (1) | US7155239B2 (en) |
EP (2) | EP1749216B1 (en) |
AT (1) | ATE371872T1 (en) |
AU (1) | AU2005250881A1 (en) |
CA (1) | CA2568038A1 (en) |
DE (1) | DE602005002268T2 (en) |
WO (1) | WO2005119289A1 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8812334B2 (en) | 2006-02-27 | 2014-08-19 | Schlumberger Technology Corporation | Well planning system and method |
Families Citing this family (35)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7551083B2 (en) * | 2004-10-20 | 2009-06-23 | Jerold Russell Modes | Systems, methods and devices for area-based localization |
US8369264B2 (en) | 2005-10-28 | 2013-02-05 | Skyhook Wireless, Inc. | Method and system for selecting and providing a relevant subset of Wi-Fi location information to a mobile client device so the client device may estimate its position with efficient utilization of resources |
AU2005330513B2 (en) | 2004-10-29 | 2011-07-14 | Skyhook Wireless, Inc. | Location beacon database and server, method of building location beacon database, and location based service using same |
US7493127B2 (en) | 2005-02-22 | 2009-02-17 | Skyhook Wireless, Inc. | Continuous data optimization of new access points in positioning systems |
FI118715B (en) * | 2005-12-07 | 2008-02-15 | Ekahau Oy | position sensors |
US8265656B2 (en) | 2005-12-07 | 2012-09-11 | Ekahau Oy | Positioning technique |
DE102006061650A1 (en) * | 2006-09-20 | 2008-04-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Concept for locating a position on a path |
US20080117862A1 (en) * | 2006-11-16 | 2008-05-22 | Yerachmiel Yeshayahu | Techniques to use location information to reduce scanning in wireless networks |
KR100773117B1 (en) | 2006-11-30 | 2007-11-02 | 삼성네트웍스 주식회사 | Method and system for calculating location of zigbee tag |
CA2677087A1 (en) * | 2007-02-05 | 2008-08-14 | Andrew Corporation | System and method for optimizing location estimate of mobile unit |
US7979079B2 (en) * | 2007-09-27 | 2011-07-12 | Intel-Ge Care Innovations Llc | Single point location tracking for a mobile device in a communication network |
US8462745B2 (en) | 2008-06-16 | 2013-06-11 | Skyhook Wireless, Inc. | Methods and systems for determining location using a cellular and WLAN positioning system by selecting the best WLAN PS solution |
US8103287B2 (en) | 2008-09-30 | 2012-01-24 | Apple Inc. | Methods and apparatus for resolving wireless signal components |
US8638256B2 (en) | 2009-09-29 | 2014-01-28 | Skyhook Wireless, Inc. | Accuracy and performance of a hybrid positioning system |
WO2012032376A1 (en) * | 2010-09-10 | 2012-03-15 | Nokia Corporation | Signal strength profiling |
FR2966001B1 (en) * | 2010-10-08 | 2012-11-16 | Thales Sa | METHOD FOR IDENTIFYING TRANSMITTERS BY A TERMINAL IN AN ISO-FREQUENCY NETWORK |
KR101972606B1 (en) | 2010-11-03 | 2019-04-25 | 스카이후크 와이어리스, 인크. | Method of system for increasing the reliability and accuracy of location estimation in a hybrid positioning system |
AU2011359439B2 (en) * | 2011-02-17 | 2016-05-05 | Telefonaktiebolaget L M Ericsson (Publ) | Devices, methods, and computer programs for detecting potential displacement of a wireless transceiver |
AT511881B1 (en) * | 2011-09-08 | 2015-02-15 | Indoo Rs Gmbh | METHOD AND SYSTEM FOR LOCATING A COMMUNICATION DEVICE |
US9641629B2 (en) * | 2011-11-28 | 2017-05-02 | Lenovo (Singapore) Pte. Ltd. | Distance-based network resource discovery |
US20130155102A1 (en) * | 2011-12-20 | 2013-06-20 | Honeywell International Inc. | Systems and methods of accuracy mapping in a location tracking system |
US9369845B2 (en) | 2012-03-23 | 2016-06-14 | Skyhook Wireless, Inc. | Methods and systems of assigning estimated positions and attributes to wireless access points in a positioning system |
CN103856893B (en) * | 2012-12-05 | 2018-01-26 | 腾讯科技(深圳)有限公司 | A kind of method and device for filtering location information |
JP2016520801A (en) * | 2013-03-15 | 2016-07-14 | ネクストナヴ,エルエルシー | Transmitter directional pruning to improve position determination |
US9401769B2 (en) * | 2013-06-04 | 2016-07-26 | Apple Inc. | Methods for calibrating receive signal strength data in wireless electronic devices |
US9179343B2 (en) * | 2013-09-26 | 2015-11-03 | Intel Corporation | Techniques for cross-device radio signal strength calibration |
IN2014MU00776A (en) * | 2014-03-07 | 2015-09-25 | Tata Consultancy Services Ltd | |
US9749783B2 (en) | 2016-01-04 | 2017-08-29 | The Boeing Company | System and method for estimating wireless device positions |
US10673641B2 (en) | 2016-03-11 | 2020-06-02 | Lenovo Enterprise Solutions (Singapore) Pte. Ltd | Connecting to a conference device |
CN106937308B (en) * | 2016-12-28 | 2021-12-28 | 上海掌门科技有限公司 | Method and equipment for determining user access service area and activity information |
CN108574927B (en) * | 2017-03-09 | 2020-11-10 | 中国移动通信有限公司研究院 | Mobile terminal positioning method and device |
EP3913997B1 (en) * | 2017-06-21 | 2023-08-30 | Google LLC | Generating wireless network access point models using clustering techniques |
US11039276B2 (en) | 2018-12-14 | 2021-06-15 | Denso International America, Inc. | System and method of calibration for establishing real-time location |
DE112019006211T5 (en) * | 2018-12-14 | 2021-09-09 | Denso Corporation | System and method for calibration to determine a location in real time |
US11470451B2 (en) | 2020-06-16 | 2022-10-11 | Denso International America, Inc. | System and method for automated data collection and anchor location evaluation |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6104344A (en) * | 1999-03-24 | 2000-08-15 | Us Wireless Corporation | Efficient storage and fast matching of wireless spatial signatures |
US20030008668A1 (en) * | 1998-09-22 | 2003-01-09 | Ppm, Inc. | Location determination using RF fingerprinting |
WO2003092318A1 (en) * | 2002-04-23 | 2003-11-06 | Axis Ab | Method and apparatus for determining the position of a portable device |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI111901B (en) * | 2000-12-29 | 2003-09-30 | Ekahau Oy | Estimation of position in wireless communication networks |
US7034684B2 (en) * | 2004-01-06 | 2006-04-25 | Matsushita Electric Industrial Co., Ltd. | Personal item monitor using radio frequency identification |
US7359718B2 (en) * | 2004-04-30 | 2008-04-15 | Hong Kong Applied Science And Technology Research Institute Co., Ltd. | Location determination and location tracking in wireless networks |
-
2004
- 2004-05-28 US US10/856,965 patent/US7155239B2/en not_active Expired - Fee Related
-
2005
- 2005-05-26 EP EP05754982A patent/EP1749216B1/en not_active Not-in-force
- 2005-05-26 AT AT05754982T patent/ATE371872T1/en not_active IP Right Cessation
- 2005-05-26 DE DE602005002268T patent/DE602005002268T2/en not_active Expired - Fee Related
- 2005-05-26 CA CA002568038A patent/CA2568038A1/en not_active Abandoned
- 2005-05-26 AU AU2005250881A patent/AU2005250881A1/en not_active Abandoned
- 2005-05-26 WO PCT/US2005/018915 patent/WO2005119289A1/en active IP Right Grant
- 2005-05-26 EP EP07016649A patent/EP1862815A1/en not_active Withdrawn
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20030008668A1 (en) * | 1998-09-22 | 2003-01-09 | Ppm, Inc. | Location determination using RF fingerprinting |
US6104344A (en) * | 1999-03-24 | 2000-08-15 | Us Wireless Corporation | Efficient storage and fast matching of wireless spatial signatures |
WO2003092318A1 (en) * | 2002-04-23 | 2003-11-06 | Axis Ab | Method and apparatus for determining the position of a portable device |
Non-Patent Citations (1)
Title |
---|
SAHA S ET AL: "Location determination of a mobile device using IEEE 802.11b access point signals", WIRELESS COMMUNICATIONS AND NETWORKING, 2003. WCNC 2003. 2003 IEEE 16-20 MARCH 2003, PISCATAWAY, NJ, USA,IEEE, 16 March 2003 (2003-03-16), pages 1987 - 1992, XP010640074, ISBN: 0-7803-7700-1 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8812334B2 (en) | 2006-02-27 | 2014-08-19 | Schlumberger Technology Corporation | Well planning system and method |
Also Published As
Publication number | Publication date |
---|---|
DE602005002268T2 (en) | 2008-05-29 |
DE602005002268D1 (en) | 2007-10-11 |
US20050266855A1 (en) | 2005-12-01 |
EP1862815A1 (en) | 2007-12-05 |
CA2568038A1 (en) | 2005-12-15 |
EP1749216B1 (en) | 2007-08-29 |
US7155239B2 (en) | 2006-12-26 |
EP1749216A1 (en) | 2007-02-07 |
AU2005250881A1 (en) | 2005-12-15 |
ATE371872T1 (en) | 2007-09-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2005119289A1 (en) | Method and system for radio map filtering via adaptive clustering | |
US8311018B2 (en) | System and method for optimizing location estimate of mobile unit | |
EP0982964B1 (en) | Pattern recognition-based geolocation | |
US9052378B2 (en) | Estimation of position using WLAN access point radio propagation characteristics in a WLAN positioning system | |
US7116987B2 (en) | Location estimation of wireless terminals through pattern matching of deduced and empirical signal-strength measurements | |
US8532024B2 (en) | Method and apparatus for determining coupled path loss | |
CN101180550A (en) | Enhanced mobile location method and system | |
US20060089153A1 (en) | Location-sensitive calibration data | |
Lakmali et al. | Database correlation for GSM location in outdoor & indoor environments | |
EP1590984A2 (en) | Location estimation of wireless terminals through pattern matching of signal-strength differentials | |
KR101770136B1 (en) | Method And Apparatus for Detecting Positioning Error | |
CN102918899A (en) | Database update method and apparatus for locating a pCell | |
Machaj et al. | Impact of optimization algorithms on hybrid indoor positioning based on GSM and Wi‐Fi signals | |
US20050059411A1 (en) | Estimation of a signal delay | |
KR20110140030A (en) | Method and apparatus for detecting positioning error | |
Fukuda et al. | Performance improvement of TOA localization using IMR-based NLOS detection in sensor networks | |
KR101488378B1 (en) | Apparatus and method for effective searching channel for tracking location in Wi-Fi device | |
KR20160139796A (en) | Method And Apparatus for Estimating Location by Using Log Data | |
Luan et al. | Dynamic Frame-Slotted Aloha in RFID Using Received Signal Strength Information | |
Shrestha et al. | On the fingerprints dynamics in WLAN indoor |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
AK | Designated states |
Kind code of ref document: A1 Designated state(s): AE AG AL AM AT AU AZ BA BB BG BR BW BY BZ CA CH CN CO CR CU CZ DE DK DM DZ EC EE EG ES FI GB GD GE GH GM HR HU ID IL IN IS JP KE KG KM KP KR KZ LC LK LR LS LT LU LV MA MD MG MK MN MW MX MZ NA NG NI NO NZ OM PG PH PL PT RO RU SC SD SE SG SK SL SM SY TJ TM TN TR TT TZ UA UG US UZ VC VN YU ZA ZM ZW |
|
AL | Designated countries for regional patents |
Kind code of ref document: A1 Designated state(s): BW GH GM KE LS MW MZ NA SD SL SZ TZ UG ZM ZW AM AZ BY KG KZ MD RU TJ TM AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LT LU MC NL PL PT RO SE SI SK TR BF BJ CF CG CI CM GA GN GQ GW ML MR NE SN TD TG |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application | ||
WWE | Wipo information: entry into national phase |
Ref document number: 2005250881 Country of ref document: AU |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2005754982 Country of ref document: EP |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2568038 Country of ref document: CA |
|
ENP | Entry into the national phase |
Ref document number: 2005250881 Country of ref document: AU Date of ref document: 20050526 Kind code of ref document: A |
|
WWP | Wipo information: published in national office |
Ref document number: 2005250881 Country of ref document: AU |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
WWW | Wipo information: withdrawn in national office |
Country of ref document: DE |
|
WWP | Wipo information: published in national office |
Ref document number: 2005754982 Country of ref document: EP |
|
WWG | Wipo information: grant in national office |
Ref document number: 2005754982 Country of ref document: EP |