GB2375021B - Process for locating mobile terminals of a cellular radiotelephony network - Google Patents

Process for locating mobile terminals of a cellular radiotelephony network

Info

Publication number
GB2375021B
GB2375021B GB0207208A GB0207208A GB2375021B GB 2375021 B GB2375021 B GB 2375021B GB 0207208 A GB0207208 A GB 0207208A GB 0207208 A GB0207208 A GB 0207208A GB 2375021 B GB2375021 B GB 2375021B
Authority
GB
United Kingdom
Prior art keywords
mobile terminals
locating mobile
radiotelephony network
cellular radiotelephony
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.)
Expired - Lifetime
Application number
GB0207208A
Other versions
GB2375021A (en
GB0207208D0 (en
Inventor
Alain Bordron
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.)
Sagem SA
Original Assignee
Sagem SA
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 Sagem SA filed Critical Sagem SA
Publication of GB0207208D0 publication Critical patent/GB0207208D0/en
Publication of GB2375021A publication Critical patent/GB2375021A/en
Application granted granted Critical
Publication of GB2375021B publication Critical patent/GB2375021B/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G01S5/0009—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
    • 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
    • G01S5/0045—Transmission from base station to mobile station
    • G01S5/0054—Transmission from base station to mobile station of actual mobile position, i.e. 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
    • 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
    • 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
GB0207208A 2001-03-26 2002-03-26 Process for locating mobile terminals of a cellular radiotelephony network Expired - Lifetime GB2375021B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0104020A FR2822610B1 (en) 2001-03-26 2001-03-26 METHOD FOR LOCATING MOBILE TERMINALS OF A CELLULAR RADIOTELEPHONE NETWORK

Publications (3)

Publication Number Publication Date
GB0207208D0 GB0207208D0 (en) 2002-05-08
GB2375021A GB2375021A (en) 2002-10-30
GB2375021B true GB2375021B (en) 2004-07-28

Family

ID=8861524

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0207208A Expired - Lifetime GB2375021B (en) 2001-03-26 2002-03-26 Process for locating mobile terminals of a cellular radiotelephony network

Country Status (3)

Country Link
DE (1) DE10212608B4 (en)
FR (1) FR2822610B1 (en)
GB (1) GB2375021B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2895198B1 (en) * 2005-12-15 2008-05-09 Sagem Comm TELECOMMUNICATION SYSTEM FOR MOBILE TERMINALS, TAG AND TERMINAL USED IN SUCH A SYSTEM
EP2957922B1 (en) * 2014-06-16 2017-07-26 Fujitsu Limited Locating mobile users in emergency

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2641282A1 (en) * 1976-09-14 1978-03-16 Licentia Gmbh SYSTEM FOR DETECTING A TRAFFIC EMERGENCY IN AN EMERGENCY CENTER
WO1998035524A2 (en) * 1997-02-11 1998-08-13 Ericsson Inc. Method and system for locating a mobile station within a mobile telecommunications network
US5850609A (en) * 1994-01-12 1998-12-15 Nortel Matra Cellular Method for locating a cellular radiocommunication mobile station, and equipment for implementing the method
GB2336972A (en) * 1998-04-28 1999-11-03 Nokia Telecommunications Oy Channel allocation particularly in underground railway radio telephone system
WO2000038460A1 (en) * 1998-12-19 2000-06-29 Koninklijke Philips Electronics N.V. Location beacon system

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5295180A (en) * 1992-04-08 1994-03-15 U S West Newvector Group, Inc. Cellular telephone zone system
JPH11205845A (en) * 1998-01-14 1999-07-30 Locus:Kk Position specifying system
FR2794313A1 (en) * 1999-05-31 2000-12-01 Telediffusion Fse Geographic positioning system for mobile telephone involves measurement of transmission power levels in current and adjacent cells and use of coordinates of current and adjacent cells

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2641282A1 (en) * 1976-09-14 1978-03-16 Licentia Gmbh SYSTEM FOR DETECTING A TRAFFIC EMERGENCY IN AN EMERGENCY CENTER
US5850609A (en) * 1994-01-12 1998-12-15 Nortel Matra Cellular Method for locating a cellular radiocommunication mobile station, and equipment for implementing the method
WO1998035524A2 (en) * 1997-02-11 1998-08-13 Ericsson Inc. Method and system for locating a mobile station within a mobile telecommunications network
GB2336972A (en) * 1998-04-28 1999-11-03 Nokia Telecommunications Oy Channel allocation particularly in underground railway radio telephone system
WO2000038460A1 (en) * 1998-12-19 2000-06-29 Koninklijke Philips Electronics N.V. Location beacon system

Also Published As

Publication number Publication date
GB2375021A (en) 2002-10-30
DE10212608A1 (en) 2002-10-02
DE10212608B4 (en) 2013-10-31
FR2822610B1 (en) 2006-06-09
GB0207208D0 (en) 2002-05-08
FR2822610A1 (en) 2002-09-27

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20120426 AND 20120502

732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20120503 AND 20120509

732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20180920 AND 20180926

PE20 Patent expired after termination of 20 years

Expiry date: 20220325