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 aircraftInfo
- 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
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)
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 (1)
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 |
-
1944
- 1944-02-23 FR FR906489D patent/FR906489A/en not_active Expired
Cited By (2)
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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