BE424428A - - Google Patents
Info
- Publication number
- BE424428A BE424428A BE424428DA BE424428A BE 424428 A BE424428 A BE 424428A BE 424428D A BE424428D A BE 424428DA BE 424428 A BE424428 A BE 424428A
- Authority
- BE
- Belgium
- Prior art keywords
- oscillator
- waves
- combined
- heading
- directional
- Prior art date
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
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE424428A true BE424428A (ca) |
Family
ID=85658
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE424428D BE424428A (ca) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE424428A (ca) |
-
0
- BE BE424428D patent/BE424428A/fr unknown
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