GB2398963B - Improved handset location accuracy - Google Patents

Improved handset location accuracy

Info

Publication number
GB2398963B
GB2398963B GB0304478A GB0304478A GB2398963B GB 2398963 B GB2398963 B GB 2398963B GB 0304478 A GB0304478 A GB 0304478A GB 0304478 A GB0304478 A GB 0304478A GB 2398963 B GB2398963 B GB 2398963B
Authority
GB
United Kingdom
Prior art keywords
location accuracy
handset location
improved handset
improved
accuracy
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.)
Expired - Fee Related
Application number
GB0304478A
Other versions
GB2398963A (en
GB0304478D0 (en
Inventor
David Stanley Hill
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Siemens AG
Roke Manor Research Ltd
Original Assignee
Siemens AG
Roke Manor Research 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 Siemens AG, Roke Manor Research Ltd filed Critical Siemens AG
Priority to GB0304478A priority Critical patent/GB2398963B/en
Publication of GB0304478D0 publication Critical patent/GB0304478D0/en
Priority to AU2003290324A priority patent/AU2003290324A1/en
Priority to PCT/GB2003/005639 priority patent/WO2004077856A1/en
Publication of GB2398963A publication Critical patent/GB2398963A/en
Application granted granted Critical
Publication of GB2398963B publication Critical patent/GB2398963B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • 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
    • G01S5/06—Position of source determined by co-ordinating a plurality of position lines defined by path-difference 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
    • 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
    • H04Q7/3855—

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)
  • Mobile Radio Communication Systems (AREA)
GB0304478A 2003-02-27 2003-02-27 Improved handset location accuracy Expired - Fee Related GB2398963B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB0304478A GB2398963B (en) 2003-02-27 2003-02-27 Improved handset location accuracy
AU2003290324A AU2003290324A1 (en) 2003-02-27 2003-12-24 Improved handset location determination
PCT/GB2003/005639 WO2004077856A1 (en) 2003-02-27 2003-12-24 Improved handset location determination

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0304478A GB2398963B (en) 2003-02-27 2003-02-27 Improved handset location accuracy

Publications (3)

Publication Number Publication Date
GB0304478D0 GB0304478D0 (en) 2003-04-02
GB2398963A GB2398963A (en) 2004-09-01
GB2398963B true GB2398963B (en) 2007-02-28

Family

ID=9953761

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0304478A Expired - Fee Related GB2398963B (en) 2003-02-27 2003-02-27 Improved handset location accuracy

Country Status (3)

Country Link
AU (1) AU2003290324A1 (en)
GB (1) GB2398963B (en)
WO (1) WO2004077856A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008031057A2 (en) * 2006-09-07 2008-03-13 Qualcomm Incorporated Base station identification using beacon signals
CN101453695B (en) * 2007-11-30 2011-04-20 华为技术有限公司 Positioning measurement method, system and apparatus
CN101772160B (en) * 2009-01-04 2013-04-17 华为技术有限公司 Method and system for reporting positioning survey
GB2484916B (en) 2010-10-25 2013-02-27 Percello Ltd Passive locating of umts handsets
US8909249B2 (en) * 2012-02-29 2014-12-09 Keysight Technologies, Inc. Passive uplink time difference of arrival positioning and tracking system

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000069205A1 (en) * 1999-05-08 2000-11-16 Motorola Limited A method of and apparatus for estimating a characteristic of a signal
GB2382270A (en) * 2001-11-16 2003-05-21 Nec Technologies Location system in cellular communication networks

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI101445B (en) * 1995-10-03 1998-06-15 Nokia Mobile Phones Ltd Mobile location system
FI101256B (en) * 1995-10-03 1998-05-15 Nokia Mobile Phones Ltd A method for measuring the timing of a received signal in a communication system and a mobile station implementing the method
FI110658B (en) * 1998-01-15 2003-02-28 Nokia Corp Improved positioning geometry and cell based positioning system
FI106283B (en) * 1998-01-21 2000-12-29 Nokia Mobile Phones Ltd Synchronization in a cellular radio system
CN1547865A (en) * 2000-10-27 2004-11-17 ض� Dual mode upling/downlink location measurement and multi-protocol location measurement

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000069205A1 (en) * 1999-05-08 2000-11-16 Motorola Limited A method of and apparatus for estimating a characteristic of a signal
GB2382270A (en) * 2001-11-16 2003-05-21 Nec Technologies Location system in cellular communication networks

Also Published As

Publication number Publication date
AU2003290324A1 (en) 2004-09-17
WO2004077856A1 (en) 2004-09-10
GB2398963A (en) 2004-09-01
GB0304478D0 (en) 2003-04-02

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20080227