GB2167183B - Direction finding arrangement - Google Patents

Direction finding arrangement

Info

Publication number
GB2167183B
GB2167183B GB08426942A GB8426942A GB2167183B GB 2167183 B GB2167183 B GB 2167183B GB 08426942 A GB08426942 A GB 08426942A GB 8426942 A GB8426942 A GB 8426942A GB 2167183 B GB2167183 B GB 2167183B
Authority
GB
United Kingdom
Prior art keywords
direction finding
finding arrangement
arrangement
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.)
Expired
Application number
GB08426942A
Other versions
GB2167183A (en
Inventor
William Edward Brierley
Eric Dillon
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.)
Allard Way Holdings Ltd
Original Assignee
GEC Avionics 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 Avionics Ltd filed Critical GEC Avionics Ltd
Priority to GB08426942A priority Critical patent/GB2167183B/en
Priority to GB08509036A priority patent/GB2168812B/en
Priority to GB08526385A priority patent/GB2170007B/en
Publication of GB2167183A publication Critical patent/GB2167183A/en
Application granted granted Critical
Publication of GB2167183B publication Critical patent/GB2167183B/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
    • 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
    • G01S3/80—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 ultrasonic, sonic or infrasonic waves
    • G01S3/802—Systems for determining direction or deviation from predetermined direction
    • G01S3/808—Systems for determining direction or deviation from predetermined direction using transducers spaced apart and measuring phase or time difference between signals therefrom, i.e. path-difference systems
    • G01S3/8083—Systems for determining direction or deviation from predetermined direction using transducers spaced apart and measuring phase or time difference between signals therefrom, i.e. path-difference systems determining direction of source
    • 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
    • G01S3/46—Systems for determining direction or deviation from predetermined direction using antennas spaced apart and measuring phase or time difference between signals therefrom, i.e. path-difference systems
    • G01S3/48—Systems for determining direction or deviation from predetermined direction using antennas spaced apart and measuring phase or time difference between signals therefrom, i.e. path-difference systems the waves arriving at the antennas being continuous or intermittent and the phase difference of signals derived therefrom being measured

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
GB08426942A 1984-10-25 1984-10-25 Direction finding arrangement Expired GB2167183B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB08426942A GB2167183B (en) 1984-10-25 1984-10-25 Direction finding arrangement
GB08509036A GB2168812B (en) 1984-10-25 1985-04-09 Aircraft landing aid
GB08526385A GB2170007B (en) 1984-10-25 1985-10-25 Sound locators

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08426942A GB2167183B (en) 1984-10-25 1984-10-25 Direction finding arrangement

Publications (2)

Publication Number Publication Date
GB2167183A GB2167183A (en) 1986-05-21
GB2167183B true GB2167183B (en) 1988-08-17

Family

ID=10568711

Family Applications (2)

Application Number Title Priority Date Filing Date
GB08426942A Expired GB2167183B (en) 1984-10-25 1984-10-25 Direction finding arrangement
GB08509036A Expired GB2168812B (en) 1984-10-25 1985-04-09 Aircraft landing aid

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB08509036A Expired GB2168812B (en) 1984-10-25 1985-04-09 Aircraft landing aid

Country Status (1)

Country Link
GB (2) GB2167183B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2309301A (en) * 1996-01-16 1997-07-23 Roke Manor Research Vehicle mounted acoustics sensor systems
FR2816775A1 (en) * 2000-11-10 2002-05-17 Michelin Soc Tech Vehicle wheel tyre monitor system comprises first and second radio reception chain defining axis, and comparator determining phase relationships with result processing position relative to antenna
US6917287B2 (en) 2000-11-10 2005-07-12 Michelin Recherche Et Technique S.A. System for monitoring the tires of a vehicle, comprising a device for automatic location of wheel transmitters
DE102004045108A1 (en) * 2004-09-17 2006-03-23 Robert Bosch Gmbh Receiving system for determining a target filing angle

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB348262A (en) * 1930-03-03 1931-05-14 Submarine Signal Co Improvements in or relating to the directional determination of a source of sound waves
GB1216182A (en) * 1966-09-30 1970-12-16 Marconi Co Ltd Improvements in or relating to sonic detection systems
DE1766859C3 (en) * 1968-07-31 1974-10-10 Fried. Krupp Gmbh, 4300 Essen Device for determining the angle of incidence of sound waves
DE1926498A1 (en) * 1969-05-23 1970-11-26 Siemens Ag Method for the automatic tracking of the directional beam of a phased array antenna
GB2106647B (en) * 1981-09-02 1986-04-30 John Denis Ramshall Warning system for approaching marine vessels

Also Published As

Publication number Publication date
GB2168812B (en) 1988-02-24
GB2168812A (en) 1986-06-25
GB2167183A (en) 1986-05-21
GB8509036D0 (en) 1985-05-15

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Legal Events

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