CH212231A - DF system with remote-controlled DF coil. - Google Patents
DF system with remote-controlled DF coil.Info
- Publication number
- CH212231A CH212231A CH212231DA CH212231A CH 212231 A CH212231 A CH 212231A CH 212231D A CH212231D A CH 212231DA CH 212231 A CH212231 A CH 212231A
- Authority
- CH
- Switzerland
- Prior art keywords
- coil
- remote
- controlled
- 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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE212231X | 1938-07-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH212231A true CH212231A (en) | 1940-11-15 |
Family
ID=5806971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH212231D CH212231A (en) | 1938-07-14 | 1939-06-16 | DF system with remote-controlled DF coil. |
Country Status (3)
| Country | Link |
|---|---|
| CH (1) | CH212231A (en) |
| FR (1) | FR857062A (en) |
| NL (1) | NL53425C (en) |
-
0
- NL NL53425D patent/NL53425C/xx active
- FR FR857062D patent/FR857062A/fr not_active Expired
-
1939
- 1939-06-16 CH CH212231D patent/CH212231A/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NL53425C (en) | |
| FR857062A (en) | 1940-08-27 |
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