GB9717844D0 - Improvements in,or relating to,digital cellular radio communication networks - Google Patents

Improvements in,or relating to,digital cellular radio communication networks

Info

Publication number
GB9717844D0
GB9717844D0 GBGB9717844.6A GB9717844A GB9717844D0 GB 9717844 D0 GB9717844 D0 GB 9717844D0 GB 9717844 A GB9717844 A GB 9717844A GB 9717844 D0 GB9717844 D0 GB 9717844D0
Authority
GB
United Kingdom
Prior art keywords
relating
radio communication
communication networks
cellular radio
digital cellular
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.)
Pending
Application number
GBGB9717844.6A
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.)
Technology Partnership PLC
Original Assignee
Technology Partnership PLC
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 Technology Partnership PLC filed Critical Technology Partnership PLC
Priority to GBGB9717844.6A priority Critical patent/GB9717844D0/en
Publication of GB9717844D0 publication Critical patent/GB9717844D0/en
Priority to AU88707/98A priority patent/AU8870798A/en
Priority to JP2000508213A priority patent/JP2001514476A/en
Priority to PCT/GB1998/002538 priority patent/WO1999011086A1/en
Priority to EP98940367A priority patent/EP1005773A1/en
Pending 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
    • G01S5/0218—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
    • G01S5/0205—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
    • G01S5/0221—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
    • 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

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)
  • Position Fixing By Use Of Radio Waves (AREA)
GBGB9717844.6A 1997-08-23 1997-08-23 Improvements in,or relating to,digital cellular radio communication networks Pending GB9717844D0 (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
GBGB9717844.6A GB9717844D0 (en) 1997-08-23 1997-08-23 Improvements in,or relating to,digital cellular radio communication networks
AU88707/98A AU8870798A (en) 1997-08-23 1998-08-24 Location system for digital mobile telephony
JP2000508213A JP2001514476A (en) 1997-08-23 1998-08-24 Positioning system for digital mobile phones
PCT/GB1998/002538 WO1999011086A1 (en) 1997-08-23 1998-08-24 Location system for digital mobile telephony
EP98940367A EP1005773A1 (en) 1997-08-23 1998-08-24 Location system for digital mobile telephony

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9717844.6A GB9717844D0 (en) 1997-08-23 1997-08-23 Improvements in,or relating to,digital cellular radio communication networks

Publications (1)

Publication Number Publication Date
GB9717844D0 true GB9717844D0 (en) 1997-10-29

Family

ID=10817897

Family Applications (1)

Application Number Title Priority Date Filing Date
GBGB9717844.6A Pending GB9717844D0 (en) 1997-08-23 1997-08-23 Improvements in,or relating to,digital cellular radio communication networks

Country Status (5)

Country Link
EP (1) EP1005773A1 (en)
JP (1) JP2001514476A (en)
AU (1) AU8870798A (en)
GB (1) GB9717844D0 (en)
WO (1) WO1999011086A1 (en)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6671514B1 (en) 1997-10-16 2003-12-30 Telefonaktiebolaget Lm Ericsson (Publ) System and method for location positioning a mobile station in a CDMA cellular system
US7183942B2 (en) 2000-01-26 2007-02-27 Origin Technologies Limited Speed trap detection and warning system
GB2359699A (en) * 2000-02-23 2001-08-29 Motorola Inc locating a mobile station in a cellular telephone network
WO2002041029A1 (en) 2000-11-15 2002-05-23 Racetrace Inc. Tag tracking
US7024331B2 (en) 2000-11-15 2006-04-04 Scientific Generics Limited Tag tracking
GB0029739D0 (en) * 2000-12-06 2001-01-17 Univ Surrey Mobile positioning using integrated ad-hoc network
JP4396801B2 (en) * 2001-02-27 2010-01-13 パイオニア株式会社 POSITIONING DEVICE, POSITIONING METHOD, AND POSITIONING SYSTEM
JP4349758B2 (en) * 2001-03-27 2009-10-21 パイオニア株式会社 Positioning device
EP1278074A1 (en) * 2001-07-17 2003-01-22 Cambridge Positioning Systems Limited Radio positioning systems
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
FI113832B (en) * 2001-11-13 2004-06-15 Nokia Corp A method of performing synchronization to a signal in a wireless terminal and a wireless terminal
GB2382270B (en) * 2001-11-16 2006-06-14 Nec Technologies Improved location systems in cellular communications networks
US20030114170A1 (en) 2001-12-14 2003-06-19 Rick Roland R. Position determination system that uses a cellular communication system
ATE448490T1 (en) 2002-06-17 2009-11-15 Cambridge Positioning Sys Ltd RADIO LOCATION SYSTEM WITH INTERFERENCE CANCELLATION
US8280412B2 (en) * 2002-07-31 2012-10-02 Interdigital Technology Corporation Method for enhanced mobile assisted positioning
US8542717B2 (en) 2003-03-03 2013-09-24 Veroscan, Inc. Interrogator and interrogation system employing the same
US7764178B2 (en) 2003-03-03 2010-07-27 Veroscan, Inc. Interrogator and interrogation system employing the same
US7019650B2 (en) 2003-03-03 2006-03-28 Caducys, L.L.C. Interrogator and interrogation system employing the same
US7893840B2 (en) 2003-03-03 2011-02-22 Veroscan, Inc. Interrogator and interrogation system employing the same
US7671744B2 (en) 2003-03-03 2010-03-02 Veroscan, Inc. Interrogator and interrogation system employing the same
US8063760B2 (en) 2003-03-03 2011-11-22 Veroscan, Inc. Interrogator and interrogation system employing the same
US8174366B2 (en) 2003-03-03 2012-05-08 Veroscan, Inc. Interrogator and interrogation system employing the same
AU2004301677B2 (en) * 2003-08-04 2008-10-02 Locata Corporation Pty Ltd A system and method for the mitigation of CDMA cross-correlation artifacts and the improvement of signal-to-noise ratios in TDMA location networks
AU2003904045A0 (en) * 2003-08-04 2003-08-14 Locata Corporation A method and device for the mitigation of cdma cross-correlation artifacts and the improvement of signal-to-noise ratios in tdma positioning signals
JP2007526586A (en) 2004-03-03 2007-09-13 ケイデュシィズ エル エル シィ Interrogation system using interrogators and the like
US7501948B2 (en) 2004-09-29 2009-03-10 Lone Star Ip Holdings, Lp Interrogation system employing prior knowledge about an object to discern an identity thereof
EP1885095A1 (en) 2006-08-02 2008-02-06 Nagravision S.A. Local conditional access method for mobile receivers
WO2008045622A1 (en) * 2006-08-11 2008-04-17 Veroscan, Inc. Interrogator and interrogation system employing the same
US7755491B2 (en) 2007-08-13 2010-07-13 Veroscan, Inc. Interrogator and interrogation system employing the same
US9035774B2 (en) 2011-04-11 2015-05-19 Lone Star Ip Holdings, Lp Interrogator and system employing the same

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0567996A (en) * 1991-09-09 1993-03-19 Nec Corp Automobile telephone set system
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
AUPN733395A0 (en) * 1995-12-22 1996-01-25 University Of Technology, Sydney Location and tracking system

Also Published As

Publication number Publication date
EP1005773A1 (en) 2000-06-07
AU8870798A (en) 1999-03-16
WO1999011086A1 (en) 1999-03-04
JP2001514476A (en) 2001-09-11

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Legal Events

Date Code Title Description
COOA Change in applicant's name or ownership of the application