DK71465C - Radio beacon system. - Google Patents
Radio beacon system.Info
- Publication number
- DK71465C DK71465C DK320347A DK320347A DK71465C DK 71465 C DK71465 C DK 71465C DK 320347 A DK320347 A DK 320347A DK 320347 A DK320347 A DK 320347A DK 71465 C DK71465 C DK 71465C
- Authority
- DK
- Denmark
- Prior art keywords
- radio beacon
- beacon system
- radio
- beacon
- 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)
- Traffic Control Systems (AREA)
- Radio Relay Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US260893XA | 1945-04-23 | 1945-04-23 |
Publications (1)
Publication Number | Publication Date |
---|---|
DK71465C true DK71465C (en) | 1950-09-11 |
Family
ID=21829826
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK320347A DK71465C (en) | 1945-04-23 | 1947-08-23 | Radio beacon system. |
Country Status (5)
Country | Link |
---|---|
AT (1) | AT163391B (en) |
BE (1) | BE474937A (en) |
CH (1) | CH260893A (en) |
DK (1) | DK71465C (en) |
GB (1) | GB628961A (en) |
-
0
- BE BE474937D patent/BE474937A/xx unknown
-
1946
- 1946-03-22 GB GB893046A patent/GB628961A/en not_active Expired
-
1947
- 1947-06-28 CH CH260893D patent/CH260893A/en unknown
- 1947-08-23 DK DK320347A patent/DK71465C/en active
- 1947-09-10 AT AT163391D patent/AT163391B/en active
Also Published As
Publication number | Publication date |
---|---|
BE474937A (en) | |
AT163391B (en) | 1949-06-25 |
CH260893A (en) | 1949-04-15 |
GB628961A (en) | 1949-09-08 |
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