BE442437A - - Google Patents
Info
- Publication number
- BE442437A BE442437A BE442437DA BE442437A BE 442437 A BE442437 A BE 442437A BE 442437D A BE442437D A BE 442437DA BE 442437 A BE442437 A BE 442437A
- Authority
- BE
- Belgium
- Prior art keywords
- masts
- emi
- mast
- conductors
- antenna
- Prior art date
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
- G01S3/08—Means for reducing polarisation errors, e.g. by use of Adcock or spaced loop antenna 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)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Support Of Aerials (AREA)
- Details Of Aerials (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE229870X | 1940-08-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE442437A true BE442437A (de) | 1941-09-30 |
Family
ID=5868040
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE442437D BE442437A (de) | 1940-08-14 | 1941-08-11 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE442437A (de) |
| CH (1) | CH229870A (de) |
| FR (1) | FR874505A (de) |
-
1941
- 1941-07-18 CH CH229870D patent/CH229870A/de unknown
- 1941-08-05 FR FR874505D patent/FR874505A/fr not_active Expired
- 1941-08-11 BE BE442437D patent/BE442437A/fr unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH229870A (de) | 1943-11-30 |
| FR874505A (fr) | 1942-08-10 |
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