FR1011748A - Radiogoniomètre à lever de doute automatique - Google Patents

Radiogoniomètre à lever de doute automatique

Info

Publication number
FR1011748A
FR1011748A FR1011748DA FR1011748A FR 1011748 A FR1011748 A FR 1011748A FR 1011748D A FR1011748D A FR 1011748DA FR 1011748 A FR1011748 A FR 1011748A
Authority
FR
France
Prior art keywords
direction finder
automatic direction
automatic
finder
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)
Inventor
Jean-Claude Levy
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 FR1011748A publication Critical patent/FR1011748A/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
    • G01S3/04—Details
    • G01S3/06—Means for increasing effective directivity, e.g. by combining signals having differently oriented directivity characteristics or by sharpening the envelope waveform of the signal derived from a rotating or oscillating beam antenna
    • G01S3/065—Means for increasing effective directivity, e.g. by combining signals having differently oriented directivity characteristics or by sharpening the envelope waveform of the signal derived from a rotating or oscillating beam antenna by using non-directional aerial

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
FR1011748D 1949-03-14 1949-03-14 Radiogoniomètre à lever de doute automatique Expired FR1011748A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1011748T 1949-03-14

Publications (1)

Publication Number Publication Date
FR1011748A true FR1011748A (fr) 1952-06-26

Family

ID=9570189

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1011748D Expired FR1011748A (fr) 1949-03-14 1949-03-14 Radiogoniomètre à lever de doute automatique

Country Status (1)

Country Link
FR (1) FR1011748A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3623103A (en) * 1969-09-10 1971-11-23 Charles A Baldwin Continuously indicating radio direction finder
EP0247370A2 (fr) * 1986-05-29 1987-12-02 E-Systems Inc. Procédé et appareil de détermination de la direction à l'aide d'une antenne-cadre sans ambiguité

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3623103A (en) * 1969-09-10 1971-11-23 Charles A Baldwin Continuously indicating radio direction finder
EP0247370A2 (fr) * 1986-05-29 1987-12-02 E-Systems Inc. Procédé et appareil de détermination de la direction à l'aide d'une antenne-cadre sans ambiguité
EP0247370A3 (fr) * 1986-05-29 1989-07-19 E-Systems Inc. Procédé et appareil de détermination de la direction à l'aide d'une antenne-cadre sans ambiguité

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