GB2047038B - Vehicle position fixing - Google Patents

Vehicle position fixing

Info

Publication number
GB2047038B
GB2047038B GB8006385A GB8006385A GB2047038B GB 2047038 B GB2047038 B GB 2047038B GB 8006385 A GB8006385 A GB 8006385A GB 8006385 A GB8006385 A GB 8006385A GB 2047038 B GB2047038 B GB 2047038B
Authority
GB
United Kingdom
Prior art keywords
vehicle position
position fixing
fixing
vehicle
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
Application number
GB8006385A
Other versions
GB2047038A (en
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.)
BAE Systems Electronics Ltd
Original Assignee
Marconi Co 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
Priority claimed from GB7907829A external-priority patent/GB2044033B/en
Application filed by Marconi Co Ltd filed Critical Marconi Co Ltd
Priority to GB8006385A priority Critical patent/GB2047038B/en
Publication of GB2047038A publication Critical patent/GB2047038A/en
Application granted granted Critical
Publication of GB2047038B publication Critical patent/GB2047038B/en
Expired legal-status Critical Current

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
    • G01S5/02—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
    • G01S5/08—Position of single direction-finder fixed by determining direction of a plurality of spaced sources 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
    • G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
    • G01S3/02—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using radio waves
    • G01S3/14—Systems for determining direction or deviation from predetermined direction
    • G01S3/16—Systems for determining direction or deviation from predetermined direction using amplitude comparison of signals derived sequentially from receiving antennas or antenna systems having differently-oriented directivity characteristics or from an antenna system having periodically-varied orientation of directivity characteristic
    • G01S3/18—Systems for determining direction or deviation from predetermined direction using amplitude comparison of signals derived sequentially from receiving antennas or antenna systems having differently-oriented directivity characteristics or from an antenna system having periodically-varied orientation of directivity characteristic derived directly from separate directional antennas

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
GB8006385A 1979-03-06 1980-02-26 Vehicle position fixing Expired GB2047038B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8006385A GB2047038B (en) 1979-03-06 1980-02-26 Vehicle position fixing

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB7907829A GB2044033B (en) 1979-03-06 1979-03-06 Vehicle location systems
GB8006385A GB2047038B (en) 1979-03-06 1980-02-26 Vehicle position fixing

Publications (2)

Publication Number Publication Date
GB2047038A GB2047038A (en) 1980-11-19
GB2047038B true GB2047038B (en) 1983-03-09

Family

ID=26270799

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8006385A Expired GB2047038B (en) 1979-03-06 1980-02-26 Vehicle position fixing

Country Status (1)

Country Link
GB (1) GB2047038B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0087333A1 (en) * 1982-01-29 1983-08-31 AVIATION ELECTRIC Limited Vehicle heading reference system
DE4107116A1 (en) * 1991-03-06 1992-09-10 Bosch Gmbh Robert METHOD FOR DETERMINING THE LOCATION OF A MOBILE RADIO RECEIVER
SE0303156D0 (en) * 2003-11-26 2003-11-26 Atlas Copco Rock Drills Ab Navigation system
CN104053229B (en) 2013-03-14 2018-09-28 南京中兴软件有限责任公司 Mobile terminal, localization method and device

Also Published As

Publication number Publication date
GB2047038A (en) 1980-11-19

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Legal Events

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

Effective date: 19940226