BE478974A - - Google Patents
Info
- Publication number
- BE478974A BE478974A BE478974DA BE478974A BE 478974 A BE478974 A BE 478974A BE 478974D A BE478974D A BE 478974DA BE 478974 A BE478974 A BE 478974A
- 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
- G01S1/08—Systems for determining direction or position line
- G01S1/20—Systems for determining direction or position line using a comparison of transit time of synchronised signals transmitted from non-directional antennas or antenna systems spaced apart, i.e. path-difference systems
- G01S1/24—Systems for determining direction or position line using a comparison of transit time of synchronised signals transmitted from non-directional antennas or antenna systems spaced apart, i.e. path-difference systems the synchronised signals being pulses or equivalent modulations on carrier waves and the transit times being compared by measuring the difference in arrival time of a significant part of the modulations, e.g. LORAN systems
-
- 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)
- Radio Relay Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB6601/45A GB615416A (en) | 1945-03-15 | 1945-03-15 | Improvements in or relating to wireless signalling arrangements |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE478974A true BE478974A (xx) |
Family
ID=9817458
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE478974D BE478974A (xx) | 1945-03-15 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2585374A (xx) |
| BE (1) | BE478974A (xx) |
| CH (1) | CH272303A (xx) |
| FR (1) | FR962830A (xx) |
| GB (1) | GB615416A (xx) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3414900A (en) * | 1967-06-19 | 1968-12-03 | Bendix Corp | Method and means for synchronization of beacon transmitters for an allweather approach system |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1615712A (en) * | 1924-03-07 | 1927-01-25 | Soc Ind Des Procedes Loth | System of navigation and plant for carrying it out |
| DE578850C (de) * | 1930-01-16 | 1933-06-19 | Telefunken Gmbh | Verfahren zum Senden einer als Ort gleicher Empfangsstaerke von zwei sehr kurzwelligen Strahlenbuendeln erkennbaren Leitlinie |
| BE428656A (xx) * | 1937-06-18 | |||
| US2413694A (en) * | 1939-06-20 | 1947-01-07 | Jr Edward N Dingley | Omnidirectional radio beacon |
| FR866695A (fr) * | 1940-04-27 | 1941-08-25 | Radio Ind | Perfectionnements apportés aux procédés de balisage, notamment pour l'atterrissage sans visibilité des avions |
| BE479063A (xx) * | 1941-06-28 | |||
| BE474927A (xx) * | 1941-11-29 | |||
| FR956764A (xx) * | 1942-08-28 | 1950-02-07 | ||
| US2419525A (en) * | 1942-10-08 | 1947-04-29 | Standard Telephones Cables Ltd | Radio beacon |
| US2422025A (en) * | 1942-11-30 | 1947-06-10 | Rca Corp | Navigational position plotting |
| US2422100A (en) * | 1943-01-06 | 1947-06-10 | Rca Corp | Position determining system |
| US2429630A (en) * | 1943-07-09 | 1947-10-28 | Standard Telephones Cables Ltd | Localizer beacon |
| US2444445A (en) * | 1943-11-10 | 1948-07-06 | Sperry Corp | Radio navigation system |
| US2436376A (en) * | 1944-03-31 | 1948-02-24 | Bell Telephone Labor Inc | System for transmitting intelligence |
-
0
- BE BE478974D patent/BE478974A/xx unknown
- FR FR962830D patent/FR962830A/fr not_active Expired
-
1945
- 1945-03-15 GB GB6601/45A patent/GB615416A/en not_active Expired
-
1947
- 1947-07-18 US US761966A patent/US2585374A/en not_active Expired - Lifetime
-
1948
- 1948-02-25 CH CH272303D patent/CH272303A/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR962830A (xx) | 1950-06-21 |
| CH272303A (de) | 1950-12-15 |
| US2585374A (en) | 1952-02-12 |
| GB615416A (en) | 1949-01-06 |