FR65466E - Systèmes de navigation radio-électrique - Google Patents
Systèmes de navigation radio-électriqueInfo
- Publication number
- FR65466E FR65466E FR65466DA FR65466E FR 65466 E FR65466 E FR 65466E FR 65466D A FR65466D A FR 65466DA FR 65466 E FR65466 E FR 65466E
- Authority
- FR
- France
- Prior art keywords
- radio
- navigation systems
- electric navigation
- electric
- systems
- 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
- G01S3/52—Systems for determining direction or deviation from predetermined direction using a receiving antenna moving, or appearing to move, in a cyclic path to produce a Doppler variation of frequency of the received signal
- G01S3/54—Systems for determining direction or deviation from predetermined direction using a receiving antenna moving, or appearing to move, in a cyclic path to produce a Doppler variation of frequency of the received signal the apparent movement of the antenna being produced by coupling the receiver cyclically and sequentially to each of several fixed spaced antennas
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR65466T | 1952-12-13 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR65466E true FR65466E (fr) | 1956-02-21 |
Family
ID=8698337
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR65466D Expired FR65466E (fr) | 1952-12-13 | 1952-12-13 | Systèmes de navigation radio-électrique |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR65466E (fr) |
-
1952
- 1952-12-13 FR FR65466D patent/FR65466E/fr not_active Expired
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