FI52258B - - Google Patents
Info
- Publication number
- FI52258B FI52258B FI3544/69A FI354469A FI52258B FI 52258 B FI52258 B FI 52258B FI 3544/69 A FI3544/69 A FI 3544/69A FI 354469 A FI354469 A FI 354469A FI 52258 B FI52258 B FI 52258B
- Authority
- FI
- Finland
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
- H01Q19/12—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 wherein the surfaces are concave
- H01Q19/13—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 wherein the surfaces are concave the primary radiating source being a single radiating element, e.g. a dipole, a slot, a waveguide termination
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/125—Means for positioning
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19681813406 DE1813406C (en) | 1968-12-07 | Directional antenna, consisting of a parabolic mirror and a feed waveguide |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FI52258B true FI52258B (en) | 1977-03-31 |
| FI52258C FI52258C (en) | 1977-07-11 |
Family
ID=5715600
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI693544A FI52258C (en) | 1968-12-07 | 1969-12-05 | Directional antenna. |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US3623115A (en) |
| JP (1) | JPS497975B1 (en) |
| AT (1) | AT289896B (en) |
| CH (1) | CH493110A (en) |
| DK (1) | DK125046C (en) |
| FI (1) | FI52258C (en) |
| FR (1) | FR2025593B1 (en) |
| GB (1) | GB1230275A (en) |
| NO (1) | NO124804B (en) |
| SE (1) | SE351079B (en) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5119778U (en) * | 1974-07-30 | 1976-02-13 | ||
| IT1108290B (en) * | 1978-05-11 | 1985-12-02 | Cselt Centro Studi Lab Telecom | PARABOLIC REFLECTOR ANTENNA WITH OPTIMAL IRRADIATIVE CHARACTERISTICS |
| DE2939697A1 (en) * | 1979-09-29 | 1981-04-16 | Kabel- und Metallwerke Gutehoffnungshütte AG, 3000 Hannover | DIRECTIONAL ANTENNA |
| DE2939562C2 (en) * | 1979-09-29 | 1982-09-09 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Horn antenna as exciter for a reflector antenna with a hybrid mode excitation part |
| FR2514570A1 (en) * | 1981-10-09 | 1983-04-15 | Thomson Brandt | ANTENNA CARRIER FOR CAPTURING TELEVISION TRANSMISSIONS FROM A GEOSTATIONARY SATELLITE AND ASSEMBLY FORMED BY SUCH A SUPPORT AND ITS ANTENNA |
| FR2536591B1 (en) * | 1982-11-23 | 1985-09-20 | Thomson Brandt | GEOSTATIONARY SATELLITE TELECOMMUNICATION ANTENNA SUPPORT AND ASSEMBLY FORMED BY SUCH A SUPPORT AND ITS ANTENNA |
| DE9014875U1 (en) * | 1990-10-27 | 1991-01-10 | Kabelmetal Electro Gmbh, 30179 Hannover | Antenna with a parabolic reflector |
| US5187491A (en) * | 1991-01-29 | 1993-02-16 | Raytheon Company | Low sidelobes antenna |
| FR2745423B1 (en) * | 1996-02-26 | 1998-06-12 | Pingon Maurice | ANTENNA SUPPORT |
| US5870062A (en) * | 1996-06-27 | 1999-02-09 | Andrew Corporation | Microwave antenna feed structure |
| FR2925769B1 (en) * | 2007-12-21 | 2010-05-21 | Thales Sa | SIGNAL DELIVERY DEVICE FOR MOBILE ANTENNA POSITIONER. |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2814038A (en) * | 1953-07-29 | 1957-11-19 | Westinghouse Electric Corp | Lightweight antennas |
| US2956248A (en) * | 1954-12-27 | 1960-10-11 | Strand John | Flexible transmission line |
| US3140491A (en) * | 1963-01-24 | 1964-07-07 | Boeing Co | Diffraction shield consisting of notched ring which frames passive reflector |
| US3351947A (en) * | 1965-02-17 | 1967-11-07 | Mark Products Company | Shrouded parabolic antenna structure |
| DE1590675C3 (en) * | 1965-10-01 | 1974-07-18 | Telefunken Patentverwertungsgesellschaft Mbh, 7900 Ulm | Waveguide |
-
1969
- 1969-11-07 CH CH1661169A patent/CH493110A/en not_active IP Right Cessation
- 1969-11-11 NO NO4459/69A patent/NO124804B/no unknown
- 1969-11-14 JP JP44091311A patent/JPS497975B1/ja active Pending
- 1969-11-18 US US877630A patent/US3623115A/en not_active Expired - Lifetime
- 1969-12-03 FR FR6941777A patent/FR2025593B1/fr not_active Expired
- 1969-12-03 DK DK641169A patent/DK125046C/en active
- 1969-12-05 AT AT1136669A patent/AT289896B/en not_active IP Right Cessation
- 1969-12-05 FI FI693544A patent/FI52258C/en active
- 1969-12-05 SE SE16807/69A patent/SE351079B/xx unknown
- 1969-12-08 GB GB1230275D patent/GB1230275A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DK125046B (en) | 1972-12-18 |
| FI52258C (en) | 1977-07-11 |
| DE1813406A1 (en) | 1970-08-20 |
| GB1230275A (en) | 1971-04-28 |
| US3623115A (en) | 1971-11-23 |
| CH493110A (en) | 1970-06-30 |
| NO124804B (en) | 1972-06-05 |
| SE351079B (en) | 1972-11-13 |
| FR2025593B1 (en) | 1974-03-15 |
| DE1813406B2 (en) | 1970-08-20 |
| FR2025593A1 (en) | 1970-09-11 |
| DK125046C (en) | 1977-02-28 |
| JPS497975B1 (en) | 1974-02-23 |
| AT289896B (en) | 1971-05-10 |