DE1072281B - - Google Patents
Info
- Publication number
- DE1072281B DE1072281B DENDAT1072281D DE1072281DA DE1072281B DE 1072281 B DE1072281 B DE 1072281B DE NDAT1072281 D DENDAT1072281 D DE NDAT1072281D DE 1072281D A DE1072281D A DE 1072281DA DE 1072281 B DE1072281 B DE 1072281B
- Authority
- DE
- Germany
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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)
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Radio Relay Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE846997X | 1957-09-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1072281B true DE1072281B (xx) |
Family
ID=20358530
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT1072281D Pending DE1072281B (xx) | 1957-09-04 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3138799A (xx) |
| DE (1) | DE1072281B (xx) |
| FR (1) | FR1205238A (xx) |
| GB (1) | GB846997A (xx) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1691011A (en) * | 1928-11-06 | A corpora | ||
| US2219016A (en) * | 1932-12-22 | 1940-10-22 | American Gas Accumulator Compa | Method and means for emitting signals with varying signal character |
| US2188649A (en) * | 1936-03-09 | 1940-01-30 | Rca Corp | Antenna |
| US2407169A (en) * | 1941-05-26 | 1946-09-03 | Hazeltine Research Inc | System for locating radiated-signal reflectors |
| US2412161A (en) * | 1941-12-01 | 1946-12-03 | Gen Electric | Transmission system |
| US2466354A (en) * | 1944-06-28 | 1949-04-05 | American Telephone & Telegraph | Directional radio system |
-
0
- DE DENDAT1072281D patent/DE1072281B/de active Pending
-
1958
- 1958-03-04 US US719139A patent/US3138799A/en not_active Expired - Lifetime
- 1958-03-05 GB GB7062/58A patent/GB846997A/en not_active Expired
- 1958-03-19 FR FR1205238D patent/FR1205238A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US3138799A (en) | 1964-06-23 |
| FR1205238A (fr) | 1960-02-01 |
| GB846997A (en) | 1960-09-07 |