JPS50110751A - - Google Patents
Info
- Publication number
- JPS50110751A JPS50110751A JP50016147A JP1614775A JPS50110751A JP S50110751 A JPS50110751 A JP S50110751A JP 50016147 A JP50016147 A JP 50016147A JP 1614775 A JP1614775 A JP 1614775A JP S50110751 A JPS50110751 A JP S50110751A
- Authority
- JP
- Japan
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/06—Arrays of individually energised antenna units similarly polarised and spaced apart
-
- 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
- H01Q19/17—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 comprising two or more radiating elements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q25/00—Antennas or antenna systems providing at least two radiating patterns
- H01Q25/001—Crossed polarisation dual antennas
Landscapes
- Aerials With Secondary Devices (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US439871A US3898667A (en) | 1974-02-06 | 1974-02-06 | Compact frequency reuse antenna |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS50110751A true JPS50110751A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1975-09-01 |
| JPS5729882B2 JPS5729882B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1982-06-25 |
Family
ID=23746476
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1614775A Expired JPS5729882B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1974-02-06 | 1975-02-06 | |
| JP55157555A Expired JPS5816801B2 (ja) | 1974-02-06 | 1980-11-07 | マイクロ波アンテナ装置 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP55157555A Expired JPS5816801B2 (ja) | 1974-02-06 | 1980-11-07 | マイクロ波アンテナ装置 |
Country Status (9)
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5678204A (en) * | 1974-02-06 | 1981-06-27 | Rca Corp | Microwave antanna unit |
| JPS5829205A (ja) * | 1981-08-13 | 1983-02-21 | Nippon Telegr & Teleph Corp <Ntt> | マルチビ−ムアンテナ装置 |
Families Citing this family (35)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2110003B (en) * | 1981-11-19 | 1985-03-13 | Marconi Co Ltd | Antenna assemblies |
| JPS58205308A (ja) * | 1982-05-25 | 1983-11-30 | Nippon Telegr & Teleph Corp <Ntt> | マルチビ−ムアンテナ装置 |
| JPS58205307A (ja) * | 1982-05-25 | 1983-11-30 | Nippon Telegr & Teleph Corp <Ntt> | マルチビ−ムアンテナ装置 |
| US4575726A (en) * | 1982-08-16 | 1986-03-11 | Rca Corporation | Antenna construction including two superimposed polarized parabolic reflectors |
| US4550319A (en) * | 1982-09-22 | 1985-10-29 | Rca Corporation | Reflector antenna mounted in thermal distortion isolation |
| USD279008S (en) | 1983-09-12 | 1985-05-28 | Arcieri Robert G | Housing for a waveguide feed for a parabolic dish antenna |
| DE3337049A1 (de) * | 1983-10-12 | 1985-05-09 | Gesellschaft für Schwerionenforschung mbH, 6100 Darmstadt | Feststoff mit besonderen elektrischen eigenschaften und verfahren zur herstellung eines solchen feststoffes |
| DE3402659A1 (de) * | 1984-01-26 | 1985-08-01 | Messerschmitt-Bölkow-Blohm GmbH, 8012 Ottobrunn | Reflektorantenne fuer den betrieb in mehreren frequenzbereichen |
| FR2568062B1 (fr) * | 1984-07-17 | 1986-11-07 | Thomson Alcatel Espace | Antenne bifrequence a meme couverture de zone a polarisation croisee pour satellites de telecommunications |
| JPS6168527A (ja) * | 1984-09-12 | 1986-04-08 | Omron Tateisi Electronics Co | 発振形測温回路 |
| JPS6168526A (ja) * | 1984-09-12 | 1986-04-08 | Omron Tateisi Electronics Co | 発振形測温回路 |
| US4625214A (en) * | 1984-10-15 | 1986-11-25 | Rca Corporation | Dual gridded reflector structure |
| US4647938A (en) * | 1984-10-29 | 1987-03-03 | Agence Spatiale Europeenne | Double grid reflector antenna |
| CA1258707A (en) * | 1984-12-26 | 1989-08-22 | Tomozo Ohta | Antenna system |
| DE3609084A1 (de) * | 1985-07-26 | 1987-02-05 | Messerschmitt Boelkow Blohm | Reflektoranordnung |
| DE3609078A1 (de) * | 1985-07-26 | 1987-02-05 | Messerschmitt Boelkow Blohm | Reflektoranordnung |
| JPS6246238A (ja) * | 1985-08-23 | 1987-02-28 | Omron Tateisi Electronics Co | 生化学測定装置 |
| JPS6256887A (ja) * | 1985-09-05 | 1987-03-12 | Zenkichi Kishimoto | 温度計を具えた時計 |
| CA1263180A (en) * | 1985-11-12 | 1989-11-21 | Rca Corporation | Linearly polarized grid reflector antenna systems with improved cross-polarization performance |
| USRE34410E (en) * | 1986-08-14 | 1993-10-19 | Hughes Aircraft Company | Antenna system for hybrid communication satellite |
| US4792813A (en) * | 1986-08-14 | 1988-12-20 | Hughes Aircraft Company | Antenna system for hybrid communications satellite |
| DE3629315A1 (de) * | 1986-08-28 | 1988-03-10 | Messerschmitt Boelkow Blohm | Reflektoranordnung fuer einen geostationaeren satelliten |
| US5136294A (en) * | 1987-01-12 | 1992-08-04 | Nec Corporation | Multibeam antenna |
| US4845510A (en) * | 1987-08-10 | 1989-07-04 | Hughes Aircraft Company | Reflector surface adjustment structure |
| US4823143A (en) * | 1988-04-22 | 1989-04-18 | Hughes Aircraft Company | Intersecting shared aperture antenna reflectors |
| GB2264006B (en) * | 1992-02-01 | 1995-09-27 | British Aerospace Space And Co | A reflector antenna assembly for dual linear polarisation |
| CA2105745C (en) * | 1992-09-21 | 1997-12-16 | Parthasarathy Ramanujam | Identical surface shaped reflectors in semi-tandem arrangement |
| US6137451A (en) * | 1997-10-30 | 2000-10-24 | Space Systems/Loral, Inc. | Multiple beam by shaped reflector antenna |
| US5949370A (en) * | 1997-11-07 | 1999-09-07 | Space Systems/Loral, Inc. | Positionable satellite antenna with reconfigurable beam |
| US6049312A (en) * | 1998-02-11 | 2000-04-11 | Space Systems/Loral, Inc. | Antenna system with plural reflectors |
| US5977926A (en) * | 1998-09-10 | 1999-11-02 | Trw Inc. | Multi-focus reflector antenna |
| US6225964B1 (en) * | 1999-06-09 | 2001-05-01 | Hughes Electronics Corporation | Dual gridded reflector antenna system |
| US6621461B1 (en) * | 2000-08-09 | 2003-09-16 | Hughes Electronics Corporation | Gridded reflector antenna |
| WO2006110308A2 (en) * | 2005-03-28 | 2006-10-19 | Radiolink Networks, Inc. | Aligned duplex antennae with high isolation |
| FR3068522B1 (fr) * | 2017-06-30 | 2019-08-16 | Airbus Safran Launchers Sas | Systeme d'interface modulaire pour un reflecteur d'antenne, en particulier d'une antenne d'un engin spatial tel qu'un satellite notamment. |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3049708A (en) * | 1959-11-20 | 1962-08-14 | Sperry Rand Corp | Polarization sensitive antenna system |
| US3096519A (en) * | 1958-04-14 | 1963-07-02 | Sperry Rand Corp | Composite reflector for two independent orthogonally polarized beams |
| US3102265A (en) * | 1958-12-23 | 1963-08-27 | Thomson Houston Comp Francaise | New aerial system radiating several beams |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE551006A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1955-10-03 | |||
| FR1214296A (fr) * | 1958-10-29 | 1960-04-07 | Thomson Houston Comp Francaise | Nouvelle antenne pour ondes ultra-courtes |
| US3267472A (en) * | 1960-07-20 | 1966-08-16 | Litton Systems Inc | Variable aperture antenna system |
| US3898667A (en) * | 1974-02-06 | 1975-08-05 | Rca Corp | Compact frequency reuse antenna |
-
1974
- 1974-02-06 US US439871A patent/US3898667A/en not_active Expired - Lifetime
-
1975
- 1975-01-15 IT IT19295/75A patent/IT1028386B/it active
- 1975-01-22 DE DE2502531A patent/DE2502531C3/de not_active Expired
- 1975-01-23 CA CA218,547A patent/CA1039842A/en not_active Expired
- 1975-01-29 GB GB3956/75A patent/GB1484102A/en not_active Expired
- 1975-02-05 BE BE153092A patent/BE825218A/xx not_active IP Right Cessation
- 1975-02-05 NL NL7501367A patent/NL7501367A/xx not_active Application Discontinuation
- 1975-02-06 JP JP1614775A patent/JPS5729882B2/ja not_active Expired
- 1975-02-06 FR FR7503741A patent/FR2260197B1/fr not_active Expired
-
1980
- 1980-11-07 JP JP55157555A patent/JPS5816801B2/ja not_active Expired
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3096519A (en) * | 1958-04-14 | 1963-07-02 | Sperry Rand Corp | Composite reflector for two independent orthogonally polarized beams |
| US3102265A (en) * | 1958-12-23 | 1963-08-27 | Thomson Houston Comp Francaise | New aerial system radiating several beams |
| US3049708A (en) * | 1959-11-20 | 1962-08-14 | Sperry Rand Corp | Polarization sensitive antenna system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5678204A (en) * | 1974-02-06 | 1981-06-27 | Rca Corp | Microwave antanna unit |
| JPS5829205A (ja) * | 1981-08-13 | 1983-02-21 | Nippon Telegr & Teleph Corp <Ntt> | マルチビ−ムアンテナ装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2260197B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1980-09-12 |
| DE2502531A1 (de) | 1975-08-28 |
| DE2502531B2 (de) | 1981-01-22 |
| JPS5678204A (en) | 1981-06-27 |
| FR2260197A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1975-08-29 |
| US3898667A (en) | 1975-08-05 |
| GB1484102A (en) | 1977-08-24 |
| BE825218A (fr) | 1975-05-29 |
| DE2502531C3 (de) | 1981-10-15 |
| NL7501367A (nl) | 1975-08-08 |
| JPS5816801B2 (ja) | 1983-04-02 |
| CA1039842A (en) | 1978-10-03 |
| IT1028386B (it) | 1979-01-30 |
| JPS5729882B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1982-06-25 |