BE501888A - - Google Patents
Info
- Publication number
- BE501888A BE501888A BE501888DA BE501888A BE 501888 A BE501888 A BE 501888A BE 501888D A BE501888D A BE 501888DA BE 501888 A BE501888 A BE 501888A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
- H01Q19/10—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
- H01Q19/104—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces using a substantially flat reflector for deflecting the radiated beam, e.g. periscopic antennas
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/145—Passive relay systems
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Aerials With Secondary Devices (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR871322X | 1950-05-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE501888A true BE501888A (h) |
Family
ID=9355185
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE501888D BE501888A (h) | 1950-05-16 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE501888A (h) |
| DE (1) | DE871322C (h) |
| FR (1) | FR1018524A (h) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2050326A1 (h) * | 1969-07-23 | 1971-04-02 | Comp Generale Electricite |
-
0
- BE BE501888D patent/BE501888A/xx unknown
-
1950
- 1950-05-16 FR FR1018524D patent/FR1018524A/fr not_active Expired
-
1951
- 1951-05-13 DE DES23138A patent/DE871322C/de not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2050326A1 (h) * | 1969-07-23 | 1971-04-02 | Comp Generale Electricite |
Also Published As
| Publication number | Publication date |
|---|---|
| FR1018524A (fr) | 1953-01-08 |
| DE871322C (de) | 1953-03-23 |