BE543756A - - Google Patents
Info
- Publication number
- BE543756A BE543756A BE543756DA BE543756A BE 543756 A BE543756 A BE 543756A BE 543756D A BE543756D A BE 543756DA BE 543756 A BE543756 A BE 543756A
- 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
- G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic or electromagnetic waves, or particle emission, not having a directional significance, are being received
- G01S3/02—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic or electromagnetic waves, or particle emission, not having a directional significance, are being received using radio waves
- G01S3/04—Details
- G01S3/043—Receivers
-
- 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)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
- Near-Field Transmission Systems (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB3687454A GB773235A (en) | 1954-12-21 | 1954-12-21 | Improvements in or relating to goniometers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE543756A true BE543756A (https=) |
Family
ID=10391880
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE543756D BE543756A (https=) | 1954-12-21 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE543756A (https=) |
| ES (1) | ES224485A1 (https=) |
| FR (1) | FR1137235A (https=) |
| GB (1) | GB773235A (https=) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB944861A (en) * | 1961-11-23 | 1963-12-18 | Marconi Co Ltd | Improvements in or relating to radio goniometers and radio direction finders incorporating the same |
| GB1078432A (en) * | 1964-05-13 | 1967-08-09 | Marconi Co Ltd | Improvements in or relating to radio goniometers and radio direction finders incorporating the same |
-
0
- BE BE543756D patent/BE543756A/xx unknown
-
1954
- 1954-12-21 GB GB3687454A patent/GB773235A/en not_active Expired
-
1955
- 1955-10-17 ES ES0224485A patent/ES224485A1/es not_active Expired
- 1955-12-14 FR FR1137235D patent/FR1137235A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| ES224485A1 (es) | 1956-01-16 |
| FR1137235A (fr) | 1957-05-27 |
| GB773235A (en) | 1957-04-24 |