BE540580A - - Google Patents
Info
- Publication number
- BE540580A BE540580A BE540580DA BE540580A BE 540580 A BE540580 A BE 540580A BE 540580D A BE540580D A BE 540580DA BE 540580 A BE540580 A BE 540580A
- Authority
- BE
- Belgium
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)
- Radar Systems Or Details Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US401625A US2846677A (en) | 1953-12-31 | 1953-12-31 | Omni-directional beacon system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE540580A true BE540580A (en:Method) |
Family
ID=23588521
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE540580D BE540580A (en:Method) | 1953-12-31 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US2846677A (en:Method) |
| BE (1) | BE540580A (en:Method) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2938208A (en) * | 1955-01-05 | 1960-05-24 | Itt | Omnirange beacon antenna having rotating parasitic conductive elements |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2531918A (en) * | 1946-01-31 | 1950-11-28 | Decca Record Co Ltd | Radio direction indicating device |
| US2572041A (en) * | 1947-10-29 | 1951-10-23 | Sperry Corp | Selective azimuth signaling system |
| US2564703A (en) * | 1947-10-29 | 1951-08-21 | Sperry Corp | Omni-azimuth guidance system |
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0
- BE BE540580D patent/BE540580A/xx unknown
-
1953
- 1953-12-31 US US401625A patent/US2846677A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US2846677A (en) | 1958-08-05 |