FR906489A - Method and automatic device for correcting quadrantal errors of direction-finding frames on board ships or aircraft - Google Patents

Method and automatic device for correcting quadrantal errors of direction-finding frames on board ships or aircraft

Info

Publication number
FR906489A
FR906489A FR906489DA FR906489A FR 906489 A FR906489 A FR 906489A FR 906489D A FR906489D A FR 906489DA FR 906489 A FR906489 A FR 906489A
Authority
FR
France
Prior art keywords
aircraft
correcting
automatic device
board ships
finding frames
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
French (fr)
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.)
SOC IND DES PROCEDES LOTH
Original Assignee
SOC IND DES PROCEDES LOTH
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 SOC IND DES PROCEDES LOTH filed Critical SOC IND DES PROCEDES LOTH
Application granted granted Critical
Publication of FR906489A publication Critical patent/FR906489A/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
    • G01S3/02—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
    • G01S3/10—Means for reducing or compensating for quadrantal, site, or like errors
    • 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
    • G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
    • G01S1/02—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using radio waves

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
FR906489D 1944-02-23 1944-02-23 Method and automatic device for correcting quadrantal errors of direction-finding frames on board ships or aircraft Expired FR906489A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR906489T 1944-02-23

Publications (1)

Publication Number Publication Date
FR906489A true FR906489A (en) 1946-01-08

Family

ID=9405719

Family Applications (1)

Application Number Title Priority Date Filing Date
FR906489D Expired FR906489A (en) 1944-02-23 1944-02-23 Method and automatic device for correcting quadrantal errors of direction-finding frames on board ships or aircraft

Country Status (1)

Country Link
FR (1) FR906489A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114353831A (en) * 2021-12-29 2022-04-15 中国卫星海上测控部 Shipborne USB angle measurement error correction model and implementation method thereof
CN114353831B (en) * 2021-12-29 2024-05-28 中国卫星海上测控部 Shipborne USB angle measurement error correction model and implementation method thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114353831A (en) * 2021-12-29 2022-04-15 中国卫星海上测控部 Shipborne USB angle measurement error correction model and implementation method thereof
CN114353831B (en) * 2021-12-29 2024-05-28 中国卫星海上测控部 Shipborne USB angle measurement error correction model and implementation method thereof

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