FR866472A - Indicateur d'orientation et de répérage de radio-émission - Google Patents
Indicateur d'orientation et de répérage de radio-émissionInfo
- 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
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)
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)
| 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 |
-
1940
- 1940-06-20 GB GB10644/40A patent/GB550131A/en not_active Expired
- 1940-07-26 FR FR866472D patent/FR866472A/fr not_active Expired
-
1943
- 1943-01-18 US US472715A patent/US2365347A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US2365347A (en) | 1944-12-19 |
| GB550131A (en) | 1942-12-24 |
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