FR55305E - - Google Patents
Info
- Publication number
- FR55305E FR55305E FR55305DA FR55305E FR 55305 E FR55305 E FR 55305E FR 55305D A FR55305D A FR 55305DA FR 55305 E FR55305 E FR 55305E
- Authority
- FR
- France
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q25/00—Antennas or antenna systems providing at least two radiating patterns
- H01Q25/007—Antennas or antenna systems providing at least two radiating patterns using two or more primary active elements in the focal region of a focusing device
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/24—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the orientation by switching energy from one active radiating element to another, e.g. for beam switching
- H01Q3/245—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the orientation by switching energy from one active radiating element to another, e.g. for beam switching in the focal plane of a focussing device
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR55305E true FR55305E (en) | 1952-01-04 |
Family
ID=1363461
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR55305D Expired FR55305E (en) |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR55305E (en) |
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0
- FR FR55305D patent/FR55305E/fr not_active Expired