FR1604550A - - Google Patents

Info

Publication number
FR1604550A
FR1604550A FR1604550DA FR1604550A FR 1604550 A FR1604550 A FR 1604550A FR 1604550D A FR1604550D A FR 1604550DA FR 1604550 A FR1604550 A FR 1604550A
Authority
FR
France
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
French (fr)
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 filed Critical
Application granted granted Critical
Publication of FR1604550A publication Critical patent/FR1604550A/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
    • G01S3/46—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)
  • Radar Systems Or Details Thereof (AREA)
FR1604550D 1965-12-21 1968-03-13 Expired FR1604550A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5408565A GB1191831A (en) 1965-12-21 1965-12-21 Radio Interferometer System

Publications (1)

Publication Number Publication Date
FR1604550A true FR1604550A (en) 1971-11-29

Family

ID=10469869

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1604550D Expired FR1604550A (en) 1965-12-21 1968-03-13

Country Status (2)

Country Link
FR (1) FR1604550A (en)
GB (1) GB1191831A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2126056B1 (en) * 1971-02-22 1975-06-06 Litton Systems Inc
WO2004090567A1 (en) 2003-04-10 2004-10-21 Selex Sensors And Airborne Systems Limited Interferometers
CN111693935B (en) * 2020-06-19 2023-04-21 中国电子科技集团公司第二十九研究所 Radio frequency direction finding method and system

Also Published As

Publication number Publication date
GB1191831A (en) 1970-05-13

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Legal Events

Date Code Title Description
ST Notification of lapse