BE419479A - - Google Patents
Info
- Publication number
- BE419479A BE419479A BE419479DA BE419479A BE 419479 A BE419479 A BE 419479A BE 419479D A BE419479D A BE 419479DA BE 419479 A BE419479 A BE 419479A
- Authority
- BE
- Belgium
- Prior art keywords
- explorer
- orientation
- function
- emi
- oscillograph
- 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
- 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)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BE829915X | 1937-01-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE419479A true BE419479A (pm) |
Family
ID=3881720
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE419479D BE419479A (pm) | 1937-01-15 |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE419479A (pm) |
| FR (1) | FR829915A (pm) |
-
0
- BE BE419479D patent/BE419479A/fr unknown
-
1937
- 1937-11-26 FR FR829915D patent/FR829915A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR829915A (fr) | 1938-07-11 |
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