FR2275901A1 - Sous-reflecteur de correction d'aberrations d'antenne toroidale - Google Patents
Sous-reflecteur de correction d'aberrations d'antenne toroidaleInfo
- Publication number
- FR2275901A1 FR2275901A1 FR7517096A FR7517096A FR2275901A1 FR 2275901 A1 FR2275901 A1 FR 2275901A1 FR 7517096 A FR7517096 A FR 7517096A FR 7517096 A FR7517096 A FR 7517096A FR 2275901 A1 FR2275901 A1 FR 2275901A1
- Authority
- FR
- France
- Prior art keywords
- reflector
- aberration correction
- correction sub
- toroidal antenna
- toroidal
- 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.)
- Withdrawn
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
- H01Q19/18—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 having two or more spaced reflecting surfaces
- H01Q19/19—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 having two or more spaced reflecting surfaces comprising one main concave reflecting surface associated with an auxiliary reflecting surface
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US475226A US3922682A (en) | 1974-05-31 | 1974-05-31 | Aberration correcting subreflectors for toroidal reflector antennas |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2275901A1 true FR2275901A1 (fr) | 1976-01-16 |
Family
ID=23886720
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7517096A Withdrawn FR2275901A1 (fr) | 1974-05-31 | 1975-06-02 | Sous-reflecteur de correction d'aberrations d'antenne toroidale |
Country Status (9)
Country | Link |
---|---|
US (1) | US3922682A (de) |
JP (1) | JPS51863A (de) |
CA (1) | CA1039843A (de) |
DE (1) | DE2523800A1 (de) |
FR (1) | FR2275901A1 (de) |
GB (1) | GB1513452A (de) |
IT (1) | IT1036133B (de) |
NL (1) | NL7506474A (de) |
SE (1) | SE403855B (de) |
Families Citing this family (36)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
USD244038S (en) * | 1976-01-07 | 1977-04-12 | Mecaniplast | Easel type boomerang antenna |
US4145695A (en) * | 1977-03-01 | 1979-03-20 | Bell Telephone Laboratories, Incorporated | Launcher reflectors for correcting for astigmatism in off-axis fed reflector antennas |
US4201992A (en) * | 1978-04-20 | 1980-05-06 | Communications Satellite Corporation | Multibeam communications satellite |
US4272769A (en) * | 1979-08-27 | 1981-06-09 | Young Frederick A | Microwave antenna with parabolic main reflector |
JPS5698905A (en) * | 1980-01-11 | 1981-08-08 | Kokusai Denshin Denwa Co Ltd <Kdd> | Dual reflecting mirror antenna |
US4343004A (en) * | 1980-11-24 | 1982-08-03 | Bell Telephone Laboratories, Incorporated | Broadband astigmatic feed arrangement for an antenna |
US4339757A (en) * | 1980-11-24 | 1982-07-13 | Bell Telephone Laboratories, Incorporated | Broadband astigmatic feed arrangement for an antenna |
US4355314A (en) * | 1980-11-28 | 1982-10-19 | Bell Telephone Laboratories, Incorporated | Wide-field-of-view antenna arrangement |
JPS57178402A (en) * | 1981-04-27 | 1982-11-02 | Kokusai Denshin Denwa Co Ltd <Kdd> | Multireflex mirror antenna |
JPS58139503A (ja) * | 1982-02-15 | 1983-08-18 | Kokusai Denshin Denwa Co Ltd <Kdd> | ビ−ム給電装置 |
US4535338A (en) * | 1982-05-10 | 1985-08-13 | At&T Bell Laboratories | Multibeam antenna arrangement |
US4491848A (en) * | 1982-08-30 | 1985-01-01 | At&T Bell Laboratories | Substantially frequency-independent aberration correcting antenna arrangement |
US4482898A (en) * | 1982-10-12 | 1984-11-13 | At&T Bell Laboratories | Antenna feed arrangement for correcting for astigmatism |
US4833484A (en) * | 1984-02-09 | 1989-05-23 | The General Electric Company, P.L.C. | Earth terminal for satellite communication |
GB2154067B (en) * | 1984-02-09 | 1988-02-17 | Gen Electric Plc | An earth terminal for satellite communication systems |
US4638322A (en) * | 1984-02-14 | 1987-01-20 | The Boeing Company | Multiple feed antenna |
JPS60178709A (ja) * | 1984-02-24 | 1985-09-12 | Nippon Telegr & Teleph Corp <Ntt> | オフセツト複反射鏡アンテナ |
US4631545A (en) * | 1984-11-16 | 1986-12-23 | At&T Bell Laboratories | Antenna arrangement capable of astigmatism correction |
US4806985A (en) * | 1986-07-11 | 1989-02-21 | Xerox Corporation | Stripper fingers |
US4786910A (en) * | 1987-11-05 | 1988-11-22 | American Telephone And Telegraph Company, At&T Bell Laboratories | Single reflector multibeam antenna arrangement with a wide field of view |
US5175562A (en) * | 1989-06-23 | 1992-12-29 | Northeastern University | High aperture-efficient, wide-angle scanning offset reflector antenna |
USD387773S (en) * | 1996-10-28 | 1997-12-16 | Weller Roger G | Satellite dish protective visor |
AU2001280322A1 (en) * | 2000-07-10 | 2002-01-21 | Wavefrontier Co., Ltd | Reflector antenna |
US6563473B2 (en) * | 2001-02-22 | 2003-05-13 | Ems Technologies Canada, Ltd. | Low sidelobe contiguous-parabolic reflector array |
CN101427486B (zh) * | 2006-05-23 | 2013-06-19 | 英特尔公司 | 具有定向天线和一个或多个毫米波反射器的毫米波通信系统 |
CN101427422B (zh) * | 2006-05-23 | 2013-08-07 | 英特尔公司 | 用于无线网络的毫米波片透镜阵列天线系统 |
US8320942B2 (en) * | 2006-06-13 | 2012-11-27 | Intel Corporation | Wireless device with directional antennas for use in millimeter-wave peer-to-peer networks and methods for adaptive beam steering |
US20080094298A1 (en) * | 2006-10-23 | 2008-04-24 | Harris Corporation | Antenna with Shaped Asymmetric Main Reflector and Subreflector with Asymmetric Waveguide Feed |
CN102820544B (zh) * | 2012-07-03 | 2015-08-19 | 深圳光启创新技术有限公司 | 一种天线反射面相位校正贴膜及反射面天线 |
US20140055314A1 (en) * | 2012-08-21 | 2014-02-27 | Northeastern University | Doubly shaped reflector transmitting antenna for millimeter-wave security scanning system |
US9874508B2 (en) * | 2013-08-19 | 2018-01-23 | Iasotek, Llc. | Spectrophotometer based on optical caustics |
USD738866S1 (en) * | 2013-09-25 | 2015-09-15 | World Products Llc | Antenna with dome form factor |
USD814449S1 (en) * | 2016-02-19 | 2018-04-03 | Samsung Electronics Co., Ltd. | Network terminal |
USD815075S1 (en) * | 2016-02-19 | 2018-04-10 | Samsung Electronics Co., Ltd. | Network terminal |
RU2629906C1 (ru) * | 2016-11-09 | 2017-09-04 | Самсунг Электроникс Ко., Лтд. | Зеркальная антенна с двойной поляризацией и широким углом сканирования |
US11101569B2 (en) * | 2020-01-08 | 2021-08-24 | Dau-Chyrh Chang | Toroidal compact antenna test range |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3852763A (en) * | 1970-06-08 | 1974-12-03 | Communications Satellite Corp | Torus-type antenna having a conical scan capability |
US3737909A (en) * | 1970-06-18 | 1973-06-05 | Radiation Inc | Parabolic antenna system having high-illumination and spillover efficiencies |
FR2148341B1 (de) * | 1971-08-09 | 1977-01-28 | Thomson Csf |
-
1974
- 1974-05-31 US US475226A patent/US3922682A/en not_active Expired - Lifetime
-
1975
- 1975-05-02 CA CA226,139A patent/CA1039843A/en not_active Expired
- 1975-05-06 SE SE7505209A patent/SE403855B/xx unknown
- 1975-05-06 GB GB18871/75A patent/GB1513452A/en not_active Expired
- 1975-05-23 JP JP50061158A patent/JPS51863A/ja active Pending
- 1975-05-28 DE DE19752523800 patent/DE2523800A1/de not_active Withdrawn
- 1975-05-30 NL NL7506474A patent/NL7506474A/xx not_active Application Discontinuation
- 1975-05-30 IT IT68395/75A patent/IT1036133B/it active
- 1975-06-02 FR FR7517096A patent/FR2275901A1/fr not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
JPS51863A (en) | 1976-01-07 |
SE403855B (sv) | 1978-09-04 |
GB1513452A (en) | 1978-06-07 |
SE7505209L (sv) | 1975-12-01 |
IT1036133B (it) | 1979-10-30 |
US3922682A (en) | 1975-11-25 |
DE2523800A1 (de) | 1975-12-11 |
NL7506474A (nl) | 1975-12-02 |
CA1039843A (en) | 1978-10-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |