BE475390A - - Google Patents
Info
- Publication number
- BE475390A BE475390A BE475390DA BE475390A BE 475390 A BE475390 A BE 475390A BE 475390D A BE475390D A BE 475390DA BE 475390 A BE475390 A BE 475390A
- 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)
- Superheterodyne Receivers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB2589236X | 1944-08-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE475390A true BE475390A (fi) |
Family
ID=10910911
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE475390D BE475390A (fi) | 1944-08-15 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US2589236A (fi) |
| BE (1) | BE475390A (fi) |
| FR (1) | FR939263A (fi) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2771552A (en) * | 1951-05-09 | 1956-11-20 | Donald W Lynch | Discriminating detector |
| US2773181A (en) * | 1951-10-25 | 1956-12-04 | Westinghouse Electric Corp | Frequency discriminator system |
| US2894131A (en) * | 1955-07-18 | 1959-07-07 | Hoffman Electronics Corp | Electronic selective circuit or the like |
| US3256489A (en) * | 1963-01-11 | 1966-06-14 | Rca Corp | Amplitude dependent zero shift reduction for frequency discriminators |
| US3245079A (en) * | 1963-11-12 | 1966-04-05 | Collins Radio Co | A. d. f. receiver |
| US3267384A (en) * | 1964-03-16 | 1966-08-16 | Automatic Elect Lab | Phase discriminator of optimum linearity bandwidth |
| FR1449700A (fr) * | 1965-05-21 | 1966-05-06 | Thomson Houston Comp Francaise | Perfectionnements aux systèmes de réception de signaux radioélectriques très faibles |
| US3390392A (en) * | 1965-07-12 | 1968-06-25 | Collins Radio Co | Adf system employing angle modulation |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2190787A (en) * | 1936-02-12 | 1940-02-20 | Frederick J Hooven | Radio compass |
| US2284475A (en) * | 1939-04-26 | 1942-05-26 | Plebanski Jozef | Radio direction finding system |
| US2405203A (en) * | 1941-09-03 | 1946-08-06 | Maxwell K Goldstein | Phase type direct indicating direction finder |
| US2403727A (en) * | 1941-11-10 | 1946-07-09 | Hazeltine Research Inc | Direction-finding system |
| US2449553A (en) * | 1945-09-14 | 1948-09-21 | Paul G Hansel | Radio compass |
-
0
- BE BE475390D patent/BE475390A/xx unknown
-
1945
- 1945-08-11 US US610357A patent/US2589236A/en not_active Expired - Lifetime
-
1946
- 1946-08-28 FR FR939263D patent/FR939263A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US2589236A (en) | 1952-03-18 |
| FR939263A (fr) | 1948-11-09 |