BE470449A - - Google Patents
Info
- Publication number
- BE470449A BE470449A BE470449DA BE470449A BE 470449 A BE470449 A BE 470449A BE 470449D A BE470449D A BE 470449DA BE 470449 A BE470449 A BE 470449A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
- H03H7/18—Networks for phase shifting
-
- 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)
- Transmitters (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB264651X | 1939-12-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE470449A true BE470449A (en, 2012) |
Family
ID=10244055
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE470449D BE470449A (en, 2012) | 1939-12-01 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE470449A (en, 2012) |
| CH (1) | CH264651A (en, 2012) |
| FR (1) | FR930898A (en, 2012) |
| GB (1) | GB536950A (en, 2012) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB8401313D0 (en) * | 1984-01-18 | 1984-02-22 | Gen Electric Co Plc | Phase shifting devices |
-
0
- BE BE470449D patent/BE470449A/xx unknown
-
1939
- 1939-12-01 GB GB31247/39A patent/GB536950A/en not_active Expired
-
1946
- 1946-07-20 FR FR930898D patent/FR930898A/fr not_active Expired
- 1946-10-02 CH CH264651D patent/CH264651A/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB536950A (en) | 1941-06-03 |
| FR930898A (fr) | 1948-02-06 |
| CH264651A (de) | 1949-10-31 |