AU8200391A - A radio direction finding system - Google Patents

A radio direction finding system

Info

Publication number
AU8200391A
AU8200391A AU82003/91A AU8200391A AU8200391A AU 8200391 A AU8200391 A AU 8200391A AU 82003/91 A AU82003/91 A AU 82003/91A AU 8200391 A AU8200391 A AU 8200391A AU 8200391 A AU8200391 A AU 8200391A
Authority
AU
Australia
Prior art keywords
direction finding
finding system
radio direction
radio
finding
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.)
Abandoned
Application number
AU82003/91A
Inventor
David Murdoch Mackenzie
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.)
Leonardo MW Ltd
Original Assignee
GEC Ferranti Defence Systems 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 GEC Ferranti Defence Systems Ltd filed Critical GEC Ferranti Defence Systems Ltd
Publication of AU8200391A publication Critical patent/AU8200391A/en
Abandoned 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
    • 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
    • G01S3/74—Multi-channel systems specially adapted for direction-finding, i.e. having a single antenna system capable of giving simultaneous indications of the directions of different signals
    • 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
    • G01S3/28—Systems for determining direction or deviation from predetermined direction using amplitude comparison of signals derived simultaneously from receiving antennas or antenna systems having differently-oriented directivity characteristics
    • G01S3/30—Systems for determining direction or deviation from predetermined direction using amplitude comparison of signals derived simultaneously from receiving antennas or antenna systems having differently-oriented directivity characteristics derived directly from separate directional systems

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
AU82003/91A 1990-07-10 1991-07-09 A radio direction finding system Abandoned AU8200391A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9015219A GB2246041B (en) 1990-07-10 1990-07-10 A radio direction finding system
GB9015219 1990-07-10

Publications (1)

Publication Number Publication Date
AU8200391A true AU8200391A (en) 1992-02-04

Family

ID=10678913

Family Applications (1)

Application Number Title Priority Date Filing Date
AU82003/91A Abandoned AU8200391A (en) 1990-07-10 1991-07-09 A radio direction finding system

Country Status (8)

Country Link
CN (1) CN1059967A (en)
AU (1) AU8200391A (en)
GB (1) GB2246041B (en)
IE (1) IE912391A1 (en)
MX (1) MX9100152A (en)
PT (1) PT98265A (en)
WO (1) WO1992001236A1 (en)
ZA (1) ZA915077B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7054739B2 (en) * 2003-05-01 2006-05-30 Honeywell International Inc. Radio navigation system
CN100593730C (en) * 2006-05-26 2010-03-10 上海大学 Hand held direction finding device with direction finding function and direction finding method
EP2080033B1 (en) * 2006-10-17 2012-06-13 Günter Kramer Navigation device and method for acquiring orientations
EP2551695A1 (en) * 2011-07-25 2013-01-30 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Concept for determining an orientation of a mobile device
CN109507638A (en) * 2018-11-30 2019-03-22 南京长峰航天电子科技有限公司 A kind of amplitude-comprised direction-finding method and system

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3897917A (en) * 1972-09-21 1975-08-05 Motorola Inc Weapon delivery system
US4015262A (en) * 1974-12-30 1977-03-29 Northrop Corporation Digital filters for obtaining quadrature components of a periodic signal
US4528567A (en) * 1981-08-10 1985-07-09 Argo Systems, Inc. Radio signal receiving system
EP0087333A1 (en) * 1982-01-29 1983-08-31 AVIATION ELECTRIC Limited Vehicle heading reference system
US4679176A (en) * 1983-11-24 1987-07-07 Hitachi, Ltd. Ultrasonic receiving apparatus
DE3512519A1 (en) * 1985-04-06 1986-10-16 Fried. Krupp Gmbh, 4300 Essen Sampling device
DE3522838A1 (en) * 1985-06-26 1987-01-08 Heinrich Pfitzner Ges Fuer Nac Digital search and reconnaissance receiver (electronic warfare)
AT391561B (en) * 1986-11-20 1990-10-25 Oesterr Forsch Seibersdorf Search device for finding the direction of transmitters which emit a direction-finding signal

Also Published As

Publication number Publication date
CN1059967A (en) 1992-04-01
GB2246041B (en) 1994-11-09
IE912391A1 (en) 1992-01-15
ZA915077B (en) 1992-04-29
WO1992001236A1 (en) 1992-01-23
MX9100152A (en) 1992-02-28
GB9015219D0 (en) 1990-11-21
PT98265A (en) 1993-08-31
GB2246041A (en) 1992-01-15

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