GB2339640B - A reduced-power GPS-based system for tracking multiple objects from a central location - Google Patents

A reduced-power GPS-based system for tracking multiple objects from a central location

Info

Publication number
GB2339640B
GB2339640B GB9925347A GB9925347A GB2339640B GB 2339640 B GB2339640 B GB 2339640B GB 9925347 A GB9925347 A GB 9925347A GB 9925347 A GB9925347 A GB 9925347A GB 2339640 B GB2339640 B GB 2339640B
Authority
GB
United Kingdom
Prior art keywords
reduced
based system
central location
multiple objects
tracking multiple
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
GB9925347A
Other versions
GB9925347D0 (en
GB2339640A (en
Inventor
Daniel David Harrison
Anantha Krishnan Pradeep
Glen William Brooksby
Stephen Michael Hladik
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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Priority claimed from GB9610549A external-priority patent/GB2301725B/en
Publication of GB9925347D0 publication Critical patent/GB9925347D0/en
Publication of GB2339640A publication Critical patent/GB2339640A/en
Application granted granted Critical
Publication of GB2339640B publication Critical patent/GB2339640B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/20—Monitoring the location of vehicles belonging to a group, e.g. fleet of vehicles, countable or determined number of vehicles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L25/00—Recording or indicating positions or identities of vehicles or trains or setting of track apparatus
    • B61L25/02—Indicating or recording positions or identities of vehicles or trains
    • B61L25/025—Absolute localisation, e.g. providing geodetic coordinates
    • 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
    • G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
    • G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
    • G01S19/03—Cooperating elements; Interaction or communication between different cooperating elements or between cooperating elements and receivers
    • G01S19/09—Cooperating elements; Interaction or communication between different cooperating elements or between cooperating elements and receivers providing processing capability normally carried out by the receiver
    • 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
    • G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
    • G01S19/38—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system
    • G01S19/39—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system the satellite radio beacon positioning system transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
    • G01S19/42—Determining position
    • 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
    • G01S5/0027—Transmission from mobile station to base station of actual mobile position, i.e. position determined on mobile
    • 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
    • G01S5/02—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
    • 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
    • G01S5/12—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 by co-ordinating position lines of different shape, e.g. hyperbolic, circular, elliptical or radial
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L2205/00—Communication or navigation systems for railway traffic
    • B61L2205/04—Satellite based navigation systems, e.g. global positioning system [GPS]

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mechanical Engineering (AREA)
  • Position Fixing By Use Of Radio Waves (AREA)
GB9925347A 1995-05-31 1996-05-20 A reduced-power GPS-based system for tracking multiple objects from a central location Expired - Fee Related GB2339640B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US45622995A 1995-05-31 1995-05-31
GB9610549A GB2301725B (en) 1995-05-31 1996-05-20 A reduced-power GPS-based system for tracking multiple objects from a central location

Publications (3)

Publication Number Publication Date
GB9925347D0 GB9925347D0 (en) 1999-12-29
GB2339640A GB2339640A (en) 2000-02-02
GB2339640B true GB2339640B (en) 2000-03-15

Family

ID=26309370

Family Applications (3)

Application Number Title Priority Date Filing Date
GB9925345A Expired - Fee Related GB2339639B (en) 1995-05-31 1996-05-20 A reduced-power gps-based system for tracking multiple objects from a central location
GB9925349A Expired - Fee Related GB2339641B (en) 1995-05-31 1996-05-20 A reduced-power GPS-based system for tracking multiple objects from a central location
GB9925347A Expired - Fee Related GB2339640B (en) 1995-05-31 1996-05-20 A reduced-power GPS-based system for tracking multiple objects from a central location

Family Applications Before (2)

Application Number Title Priority Date Filing Date
GB9925345A Expired - Fee Related GB2339639B (en) 1995-05-31 1996-05-20 A reduced-power gps-based system for tracking multiple objects from a central location
GB9925349A Expired - Fee Related GB2339641B (en) 1995-05-31 1996-05-20 A reduced-power GPS-based system for tracking multiple objects from a central location

Country Status (1)

Country Link
GB (3) GB2339639B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2167217B1 (en) * 2000-03-24 2003-10-16 World Wide Loc S L DISTANCE OPERATING CONTROL SYSTEM
US6738713B2 (en) 2000-05-26 2004-05-18 Parthus (Uk) Limited Positioning apparatus and method
GB0029876D0 (en) * 2000-12-07 2001-01-24 Parthus Uk Ltd Positioning apparatus and method
US7353034B2 (en) 2005-04-04 2008-04-01 X One, Inc. Location sharing and tracking using mobile phones or other wireless devices
US10279893B2 (en) * 2017-02-16 2019-05-07 Bell Helicopter Textron Inc. System and method for validating rotorcraft position coordinates

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU591284B2 (en) * 1986-04-15 1989-11-30 Magnavox Electronic Systems Company Method and apparatus for precision surveying using broadcast satellite signals
US5126748A (en) * 1989-12-05 1992-06-30 Qualcomm Incorporated Dual satellite navigation system and method
US5225842A (en) * 1991-05-09 1993-07-06 Navsys Corporation Vehicle tracking system employing global positioning system (gps) satellites

Also Published As

Publication number Publication date
GB2339639B (en) 2000-03-15
GB9925349D0 (en) 1999-12-29
GB9925345D0 (en) 1999-12-29
GB2339639A (en) 2000-02-02
GB2339641A (en) 2000-02-02
GB9925347D0 (en) 1999-12-29
GB2339640A (en) 2000-02-02
GB2339641B (en) 2000-03-15

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Legal Events

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

Effective date: 20140520