FR59507E - Système d'antennes - Google Patents
Système d'antennesInfo
- Publication number
- FR59507E FR59507E FR59507DA FR59507E FR 59507 E FR59507 E FR 59507E FR 59507D A FR59507D A FR 59507DA FR 59507 E FR59507 E FR 59507E
- Authority
- FR
- France
- Prior art keywords
- antenna system
- antenna
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
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
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Waveguide Aerials (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US634508XA | 1945-08-24 | 1945-08-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR59507E true FR59507E (fr) | 1954-06-28 |
Family
ID=22049266
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR59507D Expired FR59507E (fr) | 1945-08-24 | 1947-08-06 | Système d'antennes |
Country Status (3)
-
0
- BE BE474662D patent/BE474662A/xx unknown
-
1947
- 1947-04-01 GB GB8885/47A patent/GB634508A/en not_active Expired
- 1947-08-06 FR FR59507D patent/FR59507E/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB634508A (en) | 1950-03-22 |
| BE474662A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
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