FR866472A - Indicateur d'orientation et de répérage de radio-émission - Google Patents

Indicateur d'orientation et de répérage de radio-émission

Info

Publication number
FR866472A
FR866472A FR866472DA FR866472A FR 866472 A FR866472 A FR 866472A FR 866472D A FR866472D A FR 866472DA FR 866472 A FR866472 A FR 866472A
Authority
FR
France
Prior art keywords
radio emission
tracking indicator
emission orientation
orientation
tracking
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
Other languages
English (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.)
Lear Avia Corp
Original Assignee
Lear Avia Corp
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 US286733A external-priority patent/US2308521A/en
Application filed by Lear Avia Corp filed Critical Lear Avia Corp
Application granted granted Critical
Publication of FR866472A publication Critical patent/FR866472A/fr
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
    • G01S3/02—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
    • G01S3/38—Systems for determining direction or deviation from predetermined direction using adjustment of real or effective orientation of directivity characteristic of an antenna or an antenna system to give a desired condition of signal derived from that antenna or antenna system, e.g. to give a maximum or minimum signal
    • G01S3/42—Systems for determining direction or deviation from predetermined direction using adjustment of real or effective orientation of directivity characteristic of an antenna or an antenna system to give a desired condition of signal derived from that antenna or antenna system, e.g. to give a maximum or minimum signal the desired condition being maintained automatically

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Toys (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
FR866472D 1939-07-27 1940-07-26 Indicateur d'orientation et de répérage de radio-émission Expired FR866472A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US286733A US2308521A (en) 1939-07-27 1939-07-27 Automatic radio direction indicator
US472715A US2365347A (en) 1939-07-27 1943-01-18 Radio direction indicator system

Publications (1)

Publication Number Publication Date
FR866472A true FR866472A (fr) 1941-08-14

Family

ID=26964038

Family Applications (1)

Application Number Title Priority Date Filing Date
FR866472D Expired FR866472A (fr) 1939-07-27 1940-07-26 Indicateur d'orientation et de répérage de radio-émission

Country Status (3)

Country Link
US (1) US2365347A (fr)
FR (1) FR866472A (fr)
GB (1) GB550131A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN120178144B (zh) * 2025-03-11 2025-12-23 广州市新汉科技有限公司 无线测向机电路及无线测向机

Also Published As

Publication number Publication date
US2365347A (en) 1944-12-19
GB550131A (en) 1942-12-24

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