NO20015846L - Forbedringer i radiopeilesystemer - Google Patents

Forbedringer i radiopeilesystemer

Info

Publication number
NO20015846L
NO20015846L NO20015846A NO20015846A NO20015846L NO 20015846 L NO20015846 L NO 20015846L NO 20015846 A NO20015846 A NO 20015846A NO 20015846 A NO20015846 A NO 20015846A NO 20015846 L NO20015846 L NO 20015846L
Authority
NO
Norway
Prior art keywords
time
movement
relative
state
transmitter sources
Prior art date
Application number
NO20015846A
Other languages
English (en)
Norwegian (no)
Other versions
NO20015846D0 (no
Inventor
Peter James Duffett-Smith
James Paul Brice
Paul Hansen
Original Assignee
Cambridge Positioning Sys Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Cambridge Positioning Sys Ltd filed Critical Cambridge Positioning Sys Ltd
Publication of NO20015846D0 publication Critical patent/NO20015846D0/no
Publication of NO20015846L publication Critical patent/NO20015846L/no

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
    • G01S5/0009—Transmission of position information to remote stations
    • G01S5/0018—Transmission from mobile station to base station
    • G01S5/0036—Transmission from mobile station to base station of measured values, i.e. measurement on mobile and position calculation on base station
    • 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
    • G01S1/022—Means for monitoring or calibrating
    • G01S1/024—Means for monitoring or calibrating of beacon 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
    • G01S5/10—Position of receiver fixed by co-ordinating a plurality of position lines defined by path-difference measurements, e.g. omega or decca systems
    • 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
    • G01S2205/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
    • G01S2205/001—Transmission of position information to remote stations
    • G01S2205/008—Transmission of position information to remote stations using a mobile telephone network
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W64/00—Locating users or terminals or network equipment for network management purposes, e.g. mobility management

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Position Fixing By Use Of Radio Waves (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Radar Systems Or Details Thereof (AREA)
NO20015846A 1999-06-01 2001-11-30 Forbedringer i radiopeilesystemer NO20015846L (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB9912724.3A GB9912724D0 (en) 1999-06-01 1999-06-01 Radio positioning system
PCT/GB2000/002105 WO2000073814A1 (en) 1999-06-01 2000-06-01 Improvements in radio positioning systems

Publications (2)

Publication Number Publication Date
NO20015846D0 NO20015846D0 (no) 2001-11-30
NO20015846L true NO20015846L (no) 2002-01-30

Family

ID=10854541

Family Applications (2)

Application Number Title Priority Date Filing Date
NO20015847A NO20015847L (no) 1999-06-01 2001-11-30 Forbedringer i radioposisjoneringssystemer
NO20015846A NO20015846L (no) 1999-06-01 2001-11-30 Forbedringer i radiopeilesystemer

Family Applications Before (1)

Application Number Title Priority Date Filing Date
NO20015847A NO20015847L (no) 1999-06-01 2001-11-30 Forbedringer i radioposisjoneringssystemer

Country Status (28)

Country Link
US (2) US7359719B1 (xx)
EP (4) EP1185877A1 (xx)
JP (2) JP2003501632A (xx)
KR (2) KR100809786B1 (xx)
CN (2) CN1221809C (xx)
AR (2) AR034395A1 (xx)
AT (1) ATE555394T1 (xx)
AU (2) AU5231800A (xx)
BR (2) BR0011067A (xx)
CA (2) CA2368126A1 (xx)
CO (2) CO5290336A1 (xx)
CZ (2) CZ20014255A3 (xx)
EA (2) EA003597B1 (xx)
GB (1) GB9912724D0 (xx)
HK (2) HK1042339A1 (xx)
HR (2) HRP20010882A2 (xx)
HU (2) HUP0202981A2 (xx)
IL (2) IL145984A0 (xx)
MX (1) MXPA01012194A (xx)
MY (2) MY131982A (xx)
NO (2) NO20015847L (xx)
PL (2) PL352012A1 (xx)
SK (2) SK15352001A3 (xx)
TR (2) TR200103429T2 (xx)
TW (2) TW494248B (xx)
WO (2) WO2000073813A1 (xx)
YU (1) YU84801A (xx)
ZA (2) ZA200108672B (xx)

Families Citing this family (133)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6560461B1 (en) 1997-08-04 2003-05-06 Mundi Fomukong Authorized location reporting paging system
GB9912724D0 (en) 1999-06-01 1999-08-04 Cambridge Positioning Sys Ltd Radio positioning system
JP2001035808A (ja) 1999-07-22 2001-02-09 Semiconductor Energy Lab Co Ltd 配線およびその作製方法、この配線を備えた半導体装置、ドライエッチング方法
EP1162752B1 (en) * 2000-06-09 2007-02-21 Motorola, Inc. Time synchronisation for mobile systems.
GB0023366D0 (en) * 2000-09-23 2000-11-08 Koninkl Philips Electronics Nv Mobile radio terminal and related method and system
US7110774B1 (en) * 2000-10-27 2006-09-19 Intel Corporation Dual mode uplink/downlink location measurement and multi-protocol location measurement
US6492945B2 (en) * 2001-01-19 2002-12-10 Massachusetts Institute Of Technology Instantaneous radiopositioning using signals of opportunity
EP1235076A1 (en) * 2001-02-23 2002-08-28 Cambridge Positioning Systems Limited Improvements in positioning systems and methods
US7510474B2 (en) * 2001-04-10 2009-03-31 Carter Sr Russell Location based mobile wagering system
EP1255122A1 (en) 2001-05-04 2002-11-06 Cambridge Positioning Systems Limited Radio location system measurement unit
EP1278074A1 (en) 2001-07-17 2003-01-22 Cambridge Positioning Systems Limited Radio positioning systems
US6669125B1 (en) * 2001-08-22 2003-12-30 Dynacorp Engineering Inc. Solids reduction processor
US7454217B2 (en) 2001-10-04 2008-11-18 Stephen William Edge Method and apparatus for wireless network timekeeping and synchronization
EP1301054A1 (en) * 2001-10-04 2003-04-09 Cambridge Positioning Systems Limited On the coordination of a reference time in a cellular terminal or a base station
GB2382270B (en) * 2001-11-16 2006-06-14 Nec Technologies Improved location systems in cellular communications networks
FR2832897B1 (fr) * 2001-11-23 2004-02-27 Evolium Sas Procede pour le changement de cellule dans un systeme cellulaire de radiocommunications mobiles en mode paquet
AU2002251426A1 (en) * 2002-02-15 2003-09-04 Nokia Corporation Positioning in a telecommunications system
CN1147737C (zh) * 2002-03-07 2004-04-28 冯鲁民 一种多功能地面定位系统
EP1365613B1 (en) 2002-05-22 2006-06-21 Cambridge Positioning Systems Limited Location system and method
DE60234324D1 (de) * 2002-06-17 2009-12-24 Cambridge Positioning Sys Ltd Funkortungssystem mit Interferenzunterdrückung
DE60238980D1 (de) * 2002-08-28 2011-03-03 Cambridge Positioning Sys Ltd Verbesserungen in Funkortungsystemen
CA2459653A1 (en) * 2003-03-04 2004-09-04 James George Pseudoposition generator
US7395073B2 (en) * 2003-06-05 2008-07-01 Ntt Docomo Inc. Method and apparatus for location estimation using region of confidence filtering
WO2005002124A2 (en) * 2003-06-24 2005-01-06 Andrew Corporation Method for sparse network deployment accuracy enhancements
AU2003903789A0 (en) * 2003-07-22 2003-08-07 Seeker Wireless Pty Limited A method and apparatus for finding a mobile radio terminal
US7155244B2 (en) * 2003-08-14 2006-12-26 Siemens Communications, Inc. Precise common timing in a wireless network
EP1695570B1 (en) 2003-11-26 2020-05-13 Qualcomm Incorporated Methods and apparatuses for calculating a position estimate of a mobile station using network information
WO2005071430A1 (en) 2004-01-26 2005-08-04 Cambridge Positioning Systems Limited Transfer of calibrated time information in a mobile terminal
US20050176443A1 (en) * 2004-02-09 2005-08-11 J. Doss Halsey Cellular phone geolocation system
DE102004027292A1 (de) * 2004-06-04 2005-12-29 Siemens Ag Vefahren zur Bestimmung von Positionsdaten
FR2873533B1 (fr) * 2004-07-22 2006-12-29 Bouygues Telecom Sa Procede de localisation d'un terminal mobile dans un reseau mobile non synchronise
US7423580B2 (en) * 2005-03-14 2008-09-09 Invisitrack, Inc. Method and system of three-dimensional positional finding
CA2601161A1 (en) * 2005-03-18 2006-09-21 Seeker Wireless Pty Limited Enhanced mobile location
DE602006017519D1 (de) * 2005-03-18 2010-11-25 Seeker Wireless Pty Ltd Erweitertes mobillokalisierungsverfahren und -system
US8370054B2 (en) * 2005-03-24 2013-02-05 Google Inc. User location driven identification of service vehicles
US8700069B2 (en) * 2005-04-08 2014-04-15 Wavemarket, Inc. Systems and methods for mobile terminal location determination using radio signal parameter measurements
EP1717596A1 (en) 2005-04-28 2006-11-02 Cambridge Positioning Systems Limited Transfer of position information to a mobile terminal
JP2006349515A (ja) * 2005-06-16 2006-12-28 Mitsubishi Electric Corp 変位計測システム及び変位計測方法
WO2007000389A1 (en) 2005-06-27 2007-01-04 Cambridge Positioning Systems Limited Method and apparatus for determining whether a mobile terminal has moved outside a given locale
US7283091B1 (en) 2005-08-08 2007-10-16 Trimble Navigation Limited Radio positioning system for providing position and time for assisting GPS signal acquisition in mobile unit
US7295156B2 (en) * 2005-08-08 2007-11-13 Trimble Navigation Limited Cellphone GPS positioning system
US20090135730A1 (en) * 2005-10-24 2009-05-28 Seeker Wireless Pty. Limited Detection in Mobile Service Maintenance
US8688148B2 (en) * 2005-10-25 2014-04-01 Qualcomm Incorporated Dynamic resource matching system
WO2007051223A1 (en) * 2005-11-04 2007-05-10 Seeker Wireless Pty Limited Profile based communications service
JP2007198742A (ja) * 2006-01-23 2007-08-09 Mitsubishi Electric Corp 測位装置
JP4645489B2 (ja) * 2006-02-16 2011-03-09 三菱電機株式会社 測位装置
US20090029715A1 (en) * 2006-03-22 2009-01-29 Bernd Burchardt Method For Determining The Distance Of A Mobile Communication Terminal From Mobile Radio Base Stations, And Mobile Communication Terminal
ATE555399T1 (de) 2006-04-04 2012-05-15 Cambridge Positioning Sys Ltd Assoziieren einer universellen zeit mit einem empfangenen signal
JP2008008780A (ja) * 2006-06-29 2008-01-17 Univ Of Electro-Communications 位置推定システムおよび位置推定方法
EP1901088A1 (en) 2006-09-18 2008-03-19 Cambridge Positioning Systems Limited Integrated mobile-terminal navigation
US7797000B2 (en) * 2006-12-01 2010-09-14 Trueposition, Inc. System for automatically determining cell transmitter parameters to facilitate the location of wireless devices
US7920875B2 (en) * 2006-12-01 2011-04-05 Trueposition, Inc. Subscriptionless location of wireless devices
US8451763B2 (en) * 2006-12-07 2013-05-28 Digimarc Corporation Wireless local area network-based position locating systems and methods
US8421675B2 (en) * 2006-12-07 2013-04-16 Digimarc Corporation Systems and methods for locating a mobile device within a cellular system
US9791545B2 (en) * 2006-12-07 2017-10-17 Digimarc Corporation Space-time calibration system and method
GB2480192A (en) 2007-02-02 2011-11-09 Ubiquisys Ltd Determining the location of a base station
WO2008109948A1 (en) * 2007-03-13 2008-09-18 Seeker Wireless Pty Limited Enhanced zone determination
EP1975641B1 (en) 2007-03-29 2011-05-25 Cambridge Positioning Systems Limited Determining the change in time at a mobile terminal
WO2009001265A1 (en) 2007-06-27 2008-12-31 Nxp B.V. Method of driving a mobile communication terminal
WO2009036497A1 (en) 2007-09-17 2009-03-26 Seeker Wireless Pty Limited Systems and methods for triggering location based voice and/or data communications to or from mobile radio terminals
US8892112B2 (en) 2011-07-21 2014-11-18 At&T Mobility Ii Llc Selection of a radio access bearer resource based on radio access bearer resource historical information
JP5383693B2 (ja) * 2007-11-13 2014-01-08 ノヴァテル インコーポレイテッド ネットワークにわたって位置を定めるためのシステム
EP2215869B1 (en) * 2007-11-26 2012-06-06 WaveMarket, Inc. (d/b/a Location Labs) Method and system for updating a zone profile
US20090199192A1 (en) * 2008-02-05 2009-08-06 Robert Laithwaite Resource scheduling apparatus and method
TWI384407B (zh) * 2008-02-29 2013-02-01 Ind Tech Res Inst 利用盲文編碼圖案之區域識別系統
EP2099146A1 (en) 2008-03-04 2009-09-09 Cambridge Positioning Systems Limited Network clock for mobile phones
EP2101518A1 (en) * 2008-03-10 2009-09-16 Cambridge Positioning Systems Limited Finding the position of a mobile terminal
WO2009124348A1 (en) 2008-04-07 2009-10-15 Seeker Wireless Pty Limited Efficient collection of wireless transmitter characteristics
JP4987799B2 (ja) * 2008-05-26 2012-07-25 日本電信電話株式会社 移動体位置推定方法及び移動体位置推定システム
EP3086619A1 (en) 2008-09-10 2016-10-26 Nextnav, LLC Wide area positioning system
US9035829B2 (en) 2008-09-10 2015-05-19 Nextnav, Llc Wide area positioning systems and methods
US8917209B2 (en) 2009-09-10 2014-12-23 Nextnav, Llc Coding in a wide area positioning system (WAPS)
US9057606B2 (en) 2009-09-10 2015-06-16 Nextnav, Llc Wide area positioning system
US8271189B2 (en) 2008-09-26 2012-09-18 Qualcomm Incorporated Enhanced database information for urban navigation
US8326319B2 (en) 2009-01-23 2012-12-04 At&T Mobility Ii Llc Compensation of propagation delays of wireless signals
US7983185B2 (en) 2009-02-12 2011-07-19 Zulutime, Llc Systems and methods for space-time determinations with reduced network traffic
KR101703860B1 (ko) * 2009-05-05 2017-02-22 엘지전자 주식회사 무선 이동 통신 시스템에 있어서, 사용자 기기의 위치를 결정하기 위한 방법 및 이를 수행하기 위한 장치
US20100287025A1 (en) * 2009-05-06 2010-11-11 Brian Fletcher Mobile resource task scheduling
US9372266B2 (en) 2009-09-10 2016-06-21 Nextnav, Llc Cell organization and transmission schemes in a wide area positioning system (WAPS)
US9291712B2 (en) 2009-09-10 2016-03-22 Nextnav, Llc Cell organization and transmission schemes in a wide area positioning system (WAPS)
US9715004B2 (en) * 2009-10-05 2017-07-25 Bae Systems Plc Radio positioning of a mobile receiver using a virtual positioning reference
WO2011042726A1 (en) * 2009-10-05 2011-04-14 Bae Systems Plc Improvements in or relating to radio positioning
US9196157B2 (en) 2010-02-25 2015-11-24 AT&T Mobolity II LLC Transportation analytics employing timed fingerprint location information
US8224349B2 (en) 2010-02-25 2012-07-17 At&T Mobility Ii Llc Timed fingerprint locating in wireless networks
US9053513B2 (en) 2010-02-25 2015-06-09 At&T Mobility Ii Llc Fraud analysis for a location aware transaction
US9008684B2 (en) 2010-02-25 2015-04-14 At&T Mobility Ii Llc Sharing timed fingerprint location information
US8244236B2 (en) 2010-04-29 2012-08-14 Wavemarket, Inc. System and method for aggregating and disseminating mobile device tag data
US8463290B2 (en) 2010-07-09 2013-06-11 Digimarc Corporation Mobile device positioning in dynamic groupings of communication devices
US8447328B2 (en) 2010-08-27 2013-05-21 At&T Mobility Ii Llc Location estimation of a mobile device in a UMTS network
US9588218B2 (en) * 2010-09-30 2017-03-07 Echo Ridge Llc System and method for robust navigation and geolocation using measurements of opportunity
JP2012083136A (ja) * 2010-10-07 2012-04-26 Oki Electric Ind Co Ltd バイアス誤差推定装置、バイアス誤差推定方法及び位置推定装置
US9009629B2 (en) 2010-12-01 2015-04-14 At&T Mobility Ii Llc Motion-based user interface feature subsets
US8504077B2 (en) 2010-12-04 2013-08-06 Wavemarket, Inc. System and method for monitoring and disseminating mobile device location information
WO2012155990A1 (en) 2011-05-18 2012-11-22 Lambda:4 Entwicklungen Gmbh Method to determine the location of a receiver
US9462497B2 (en) 2011-07-01 2016-10-04 At&T Mobility Ii Llc Subscriber data analysis and graphical rendering
ES2532529T3 (es) 2011-07-15 2015-03-27 Airbus Ds Gmbh Navegación relativa a plataforma utilizando mediciones de rango
US8761799B2 (en) 2011-07-21 2014-06-24 At&T Mobility Ii Llc Location analytics employing timed fingerprint location information
US8897802B2 (en) 2011-07-21 2014-11-25 At&T Mobility Ii Llc Selection of a radio access technology resource based on radio access technology resource historical information
US9519043B2 (en) 2011-07-21 2016-12-13 At&T Mobility Ii Llc Estimating network based locating error in wireless networks
US9176217B2 (en) 2011-08-02 2015-11-03 Nextnav, Llc Cell organization and transmission schemes in a wide area positioning system (WAPS)
US8995902B2 (en) * 2011-08-12 2015-03-31 Bae Systems Information And Electronic System Integration Inc. Link 16-based geolocation of hostile jammers
US8923134B2 (en) 2011-08-29 2014-12-30 At&T Mobility Ii Llc Prioritizing network failure tickets using mobile location data
US8762048B2 (en) 2011-10-28 2014-06-24 At&T Mobility Ii Llc Automatic travel time and routing determinations in a wireless network
US8909247B2 (en) 2011-11-08 2014-12-09 At&T Mobility Ii Llc Location based sharing of a network access credential
US8970432B2 (en) 2011-11-28 2015-03-03 At&T Mobility Ii Llc Femtocell calibration for timing based locating systems
US9026133B2 (en) * 2011-11-28 2015-05-05 At&T Mobility Ii Llc Handset agent calibration for timing based locating systems
GB2497802A (en) * 2011-12-22 2013-06-26 Renesas Mobile Corp Position determination
US9282471B2 (en) 2012-03-21 2016-03-08 Digimarc Corporation Positioning systems for wireless networks
US8925104B2 (en) 2012-04-13 2014-12-30 At&T Mobility Ii Llc Event driven permissive sharing of information
EP3139193A1 (en) 2012-06-05 2017-03-08 NextNav, LLC Systems and methods for location positioning of user device
US9094929B2 (en) 2012-06-12 2015-07-28 At&T Mobility Ii Llc Event tagging for mobile networks
US9326263B2 (en) 2012-06-13 2016-04-26 At&T Mobility Ii Llc Site location determination using crowd sourced propagation delay and location data
US9046592B2 (en) 2012-06-13 2015-06-02 At&T Mobility Ii Llc Timed fingerprint locating at user equipment
US8938258B2 (en) 2012-06-14 2015-01-20 At&T Mobility Ii Llc Reference based location information for a wireless network
US8897805B2 (en) 2012-06-15 2014-11-25 At&T Intellectual Property I, L.P. Geographic redundancy determination for time based location information in a wireless radio network
US9408174B2 (en) 2012-06-19 2016-08-02 At&T Mobility Ii Llc Facilitation of timed fingerprint mobile device locating
US8892054B2 (en) 2012-07-17 2014-11-18 At&T Mobility Ii Llc Facilitation of delay error correction in timing-based location systems
US9351223B2 (en) 2012-07-25 2016-05-24 At&T Mobility Ii Llc Assignment of hierarchical cell structures employing geolocation techniques
US9390279B2 (en) 2012-09-11 2016-07-12 Nextnav, Llc Systems and methods for providing conditional access to transmitted information
US9286490B2 (en) 2013-09-10 2016-03-15 Nextnav, Llc Systems and methods for providing conditional access to transmitted information
US9629111B2 (en) * 2013-03-07 2017-04-18 Telcom Ventures, Llc Systems and methods for virtually synchronizing unsynchronized or loosely synchronized networks for position location determination
EP3078222A4 (en) * 2013-12-03 2017-08-23 Red Point Positioning Corporation Method and system to estimate the location of a receiving device
US9351111B1 (en) 2015-03-06 2016-05-24 At&T Mobility Ii Llc Access to mobile location related information
EP3264839B1 (en) * 2015-05-06 2023-10-25 Huawei Technologies Co., Ltd. Positioning method, positioning server and positioning system
JP6503994B2 (ja) * 2015-09-11 2019-04-24 株式会社デンソー 無線測位装置および無線測位システム
CN107193242B (zh) * 2016-03-14 2021-06-04 西门子瑞士有限公司 消防系统中实现告警同步的设备及其方法
JP6703094B2 (ja) * 2016-03-16 2020-06-03 アルプスアルパイン株式会社 位置検出システム
GB2566748B (en) 2017-09-26 2022-08-17 Focal Point Positioning Ltd A method and system for calibrating a system parameter
US9780829B1 (en) * 2016-03-24 2017-10-03 Focal Point Positioning Ltd. Method, apparatus, computer program, chip set, or data structure for correlating a digital signal and a correlation code
US10623291B2 (en) * 2016-06-20 2020-04-14 Hyundai Motor Company Operation method of communication node for detecting link errors in network
CN106530789B (zh) * 2016-10-31 2018-11-30 成都路行通信息技术有限公司 一种汽车停车点的静态漂移检测方法和系统
JP6832794B2 (ja) * 2017-06-05 2021-02-24 ルネサスエレクトロニクス株式会社 無線通信システム
US10516972B1 (en) 2018-06-01 2019-12-24 At&T Intellectual Property I, L.P. Employing an alternate identifier for subscription access to mobile location information

Family Cites Families (76)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT330845B (de) 1971-07-28 1976-07-26 Siemens Ag Verfahren zur standortbestimmung von fahrzeugen
US3787862A (en) 1971-09-27 1974-01-22 Sperry Rand Corp Radio direction finder system
JPS55103476A (en) * 1979-02-02 1980-08-07 Nec Corp Radio position measuring system
EP0038151B1 (en) 1980-04-04 1986-06-25 McDONNELL DOUGLAS CORPORATION Remote object position and orientation locator
US4799062A (en) 1987-04-27 1989-01-17 Axonn Corporation Radio position determination method and apparatus
EP0377592A1 (en) 1987-08-10 1990-07-18 Limited Lynxvale Navigation and tracking system
FR2646302B1 (fr) 1989-04-25 1993-01-15 Matra Communication Procede de pseudo-synchronisation d'un reseau de communication a multiplexage dans le temps et applications
US4975710A (en) 1989-08-01 1990-12-04 Baghdady Elie J Methods and apparatus for direction of arrival measurement and radio navigation aids
US5017926A (en) 1989-12-05 1991-05-21 Qualcomm, Inc. Dual satellite navigation system
DE4001497A1 (de) 1990-01-19 1991-08-01 Bayerische Motoren Werke Ag Verfahren zum funkempfangsseitigen bestimmen der ortsveraenderung eines kraftfahrzeugs und funkempfangseinrichtung eines kraftfahrzeugs
US5293642A (en) 1990-12-19 1994-03-08 Northern Telecom Limited Method of locating a mobile station
US5208756A (en) 1991-01-28 1993-05-04 Song Han L Vehicle locating and navigating system
GB2254508A (en) 1991-04-02 1992-10-07 James Collier Mitchinson Vehicle location determining system
US5499032A (en) * 1992-12-22 1996-03-12 Terrapin Corporation Navigation and positioning system and method using uncoordinated beacon signals
US5365516A (en) 1991-08-16 1994-11-15 Pinpoint Communications, Inc. Communication system and method for determining the location of a transponder unit
JPH0567996A (ja) 1991-09-09 1993-03-19 Nec Corp 自動車電話システム
US5293645A (en) 1991-10-04 1994-03-08 Sharp Microelectronics Technology, Inc. Apparatus and method for locating mobile and portable radio terminals in a radio network
JPH05232210A (ja) 1992-02-20 1993-09-07 Kokusai Denshin Denwa Co Ltd <Kdd> Ｇｐｓ衛星を利用した測位方法及び移動体管理方法
US5600706A (en) * 1992-04-08 1997-02-04 U S West, Inc. Method and system for determining the position of a mobile receiver
US5436653A (en) 1992-04-30 1995-07-25 The Arbitron Company Method and system for recognition of broadcast segments
US5592180A (en) 1992-08-20 1997-01-07 Nexus1994 Limited Direction finding and mobile location system for trunked mobile radio systems
US5596330A (en) 1992-10-15 1997-01-21 Nexus Telecommunication Systems Ltd. Differential ranging for a frequency-hopped remote position determination system
US5422813A (en) 1992-12-17 1995-06-06 Stanford Telecommunications, Inc. No-outage GPS/commercial RF positioning system
US5365450A (en) 1992-12-17 1994-11-15 Stanford Telecommunications, Inc. Hybrid GPS/data line unit for rapid, precise, and robust position determination
US5359332A (en) 1992-12-31 1994-10-25 Trimble Navigation Limited Determination of phase ambiguities in satellite ranges
US5465289A (en) 1993-03-05 1995-11-07 E-Systems, Inc. Cellular based traffic sensor system
US5317323A (en) 1993-03-05 1994-05-31 E-Systems, Inc. Passive high accuracy geolocation system and method
US5327144A (en) 1993-05-07 1994-07-05 Associated Rt, Inc. Cellular telephone location system
GB9310976D0 (en) 1993-05-27 1993-07-14 Lynxvale Ltd Navigation and tracking system for shielded spaces
JPH0718124A (ja) 1993-07-05 1995-01-20 Bridgestone Corp タイヤ用ゴム組成物
US5519618A (en) 1993-08-02 1996-05-21 Massachusetts Institute Of Technology Airport surface safety logic
SE515200C2 (sv) 1993-11-17 2001-06-25 Ericsson Telefon Ab L M Förfarande för avståndsbestämning
SE514830C2 (sv) 1993-11-17 2001-04-30 Ericsson Telefon Ab L M Förfarande och anordning för riktningsbestämning
US5510801A (en) 1994-03-01 1996-04-23 Stanford Telecommunications, Inc. Location determination system and method using television broadcast signals
US5534876A (en) 1994-03-10 1996-07-09 Motorola, Inc. Multipath tolerant location system and method therefor
JP3399623B2 (ja) 1994-03-16 2003-04-21 富士通株式会社 移動局位置捕捉装置
FR2717585B1 (fr) 1994-03-18 1996-04-19 Thomson Csf Système de localisation d'un récepteur ou d'un émetteur d'ondes radioélectriques parmi un ensemble d'émetteurs non dédiés au système.
US5519760A (en) 1994-06-22 1996-05-21 Gte Laboratories Incorporated Cellular network-based location system
US5959580A (en) 1994-11-03 1999-09-28 Ksi Inc. Communications localization system
US5701328A (en) 1994-12-23 1997-12-23 Stanford Telecommunications, Inc. Chirped spread spectrum positioning system
US5604765A (en) 1994-12-23 1997-02-18 Stanford Telecommunications, Inc. Position enhanced communication system including system for embedding CDMA navigation beacons under the communications signals of a wireless communication system
WO1996021332A2 (en) 1995-01-05 1996-07-11 Ericsson Inc. Position registration for mobile phones
US5629707A (en) 1995-01-06 1997-05-13 Motorola, Inc. Flexible signal source location apparatus and method therefor
SE512065C2 (sv) 1995-02-16 2000-01-24 Europolitan Ab Förfarande och anordning för positionsbestämning av en mobilstation i ett cellulärt mobiltelefonsystem
US5592181A (en) 1995-05-18 1997-01-07 Hughes Aircraft Company Vehicle position tracking technique
US5568153A (en) 1995-05-30 1996-10-22 Telefonaktiebolaget Lm Ericsson Individually defined personal home area for subscribers in a cellular telecommunications network
GB2301725B (en) 1995-05-31 2000-02-02 Gen Electric A reduced-power GPS-based system for tracking multiple objects from a central location
US5717406A (en) 1995-06-07 1998-02-10 Sanconix Inc. Enhanced position calculation
GB9519087D0 (en) * 1995-09-19 1995-11-22 Cursor Positioning Sys Ltd Navigation and tracking system
FI101445B (fi) 1995-10-03 1998-06-15 Nokia Mobile Phones Ltd Matkaviestimen paikannusjärjestelmä
US5570094A (en) 1995-10-10 1996-10-29 Armstrong; Brian S. R. Three dimensional tracking by array doppler radar
US5680142A (en) 1995-11-07 1997-10-21 Smith; David Anthony Communication system and method utilizing an antenna having adaptive characteristics
US5883598A (en) * 1995-12-15 1999-03-16 Signatron Technology Corporation Position location system and method
AUPN733395A0 (en) * 1995-12-22 1996-01-25 University Of Technology, Sydney Location and tracking system
US5608668A (en) 1995-12-22 1997-03-04 Micron Technology, Inc. Dram wtih open digit lines and array edge reference sensing
CA2242193A1 (en) 1996-02-01 1997-08-07 Stanford Telecommunications, Inc. Radio navigation system using out-of-band pseudolites
CA2244993A1 (en) 1996-02-05 1997-08-07 Ericsson, Inc. Terminal position location using multiple beams
US5729694A (en) 1996-02-06 1998-03-17 The Regents Of The University Of California Speech coding, reconstruction and recognition using acoustics and electromagnetic waves
US5960355A (en) * 1996-02-16 1999-09-28 Telefonaktiebolaget Lm Ericsson Method and an arrangement relating to telecommunication systems
US5963601A (en) 1996-05-20 1999-10-05 Trimble Navigation Limited Variable suppression of multipath signal effects
US5903597A (en) 1996-05-20 1999-05-11 Trimble Navigation Limited Suppression on multipath signal effects
US5859612A (en) * 1996-06-06 1999-01-12 Qualcomm Incorporated Method for using an antenna with a rotating beam for determining the position of a mobile subscriber in a CDMA cellular telephone system
US5901183A (en) 1996-09-25 1999-05-04 Magellan Corporation Signal correlation technique for a receiver of a spread spectrum signal including a pseudo-random noise code that reduces errors when a multipath signal is present
WO1998018018A1 (en) 1996-10-24 1998-04-30 Northern Telecom Limited Determining direction of a mobile terminal in a cellular communication system
FI103248B (fi) 1996-10-29 1999-05-14 Nokia Telecommunications Oy Päätelaitteen sijainnin määrittäminen radiojärjestelmässä
US6108315A (en) * 1997-05-06 2000-08-22 Motorola, Inc. Radio network and method of operation with location computation
ATE245332T1 (de) 1997-05-09 2003-08-15 Nokia Corp Verfahren zur ermittlung der zeitdifferenz zwischen funksendern, funknetz mit solchen funksendern sowie entsprechende mobilstation
DE69837389T2 (de) * 1997-08-18 2007-12-20 Telefonaktiebolaget Lm Ericsson (Publ) Verfahren und system zur positionsbestimmung von mobilen funkendgeräten
KR100570315B1 (ko) 1997-10-22 2006-04-12 캠브리지 포지셔닝 시스템스 리미티드 디지털 전화망용 위치결정 시스템
US6035202A (en) * 1997-12-19 2000-03-07 Ericsson Inc. Method and apparatus for locating a mobile unit
FI105725B (fi) 1998-04-08 2000-09-29 Nokia Networks Oy Laskentamenetelmä ja radiojärjestelmä
GB2338374A (en) * 1998-06-10 1999-12-15 Motorola Ltd Locating a mobile telephone using time of arrival measurements
US20030146871A1 (en) * 1998-11-24 2003-08-07 Tracbeam Llc Wireless location using signal direction and time difference of arrival
US6166691A (en) * 1998-12-21 2000-12-26 Telefonaktiebolaget Lm Ericsson (Publ) Self-calibrating reference terminal
US6310576B1 (en) * 1998-12-30 2001-10-30 Motorola, Inc. Method of identifying location using a master clock to synchronize time of arrival signals
GB9912724D0 (en) 1999-06-01 1999-08-04 Cambridge Positioning Sys Ltd Radio positioning system

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