EP1085598A3 - Réflecteur à surface déformable et à foyers spatialement séparés pour l'illumination de territoires identiques, système d'antenne et méthode pour la détermination de la surface - Google Patents

Réflecteur à surface déformable et à foyers spatialement séparés pour l'illumination de territoires identiques, système d'antenne et méthode pour la détermination de la surface Download PDF

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Publication number
EP1085598A3
EP1085598A3 EP00118245A EP00118245A EP1085598A3 EP 1085598 A3 EP1085598 A3 EP 1085598A3 EP 00118245 A EP00118245 A EP 00118245A EP 00118245 A EP00118245 A EP 00118245A EP 1085598 A3 EP1085598 A3 EP 1085598A3
Authority
EP
European Patent Office
Prior art keywords
reflector
illumination
determining
antenna system
shaped surface
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.)
Ceased
Application number
EP00118245A
Other languages
German (de)
English (en)
Other versions
EP1085598A2 (fr
Inventor
Norbert Ratkorn
Michael Trümper
Christian Hunscher
Robert Sekora
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Airbus DS GmbH
Original Assignee
EADS Deutschland GmbH
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=7922672&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP1085598(A3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by EADS Deutschland GmbH filed Critical EADS Deutschland GmbH
Priority to EP03005032A priority Critical patent/EP1321999A1/fr
Publication of EP1085598A2 publication Critical patent/EP1085598A2/fr
Publication of EP1085598A3 publication Critical patent/EP1085598A3/fr
Ceased legal-status Critical Current

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
    • H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
    • H01Q15/14—Reflecting surfaces; Equivalent structures
    • H01Q15/147—Reflecting surfaces; Equivalent structures provided with means for controlling or monitoring the shape of the reflecting surface
    • 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
    • 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
    • H01Q19/195—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 wherein a reflecting surface acts also as a polarisation filter or a polarising device

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Aerials With Secondary Devices (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
EP00118245A 1999-09-20 2000-09-04 Réflecteur à surface déformable et à foyers spatialement séparés pour l'illumination de territoires identiques, système d'antenne et méthode pour la détermination de la surface Ceased EP1085598A3 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP03005032A EP1321999A1 (fr) 1999-09-20 2000-09-04 Réflecteur à surface formée et à foyers spatialement séparés pour l'illumination de territoires identiques,et méthode pour la détermination de la surface

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19945062 1999-09-20
DE19945062A DE19945062A1 (de) 1999-09-20 1999-09-20 Reflektor mit geformter Oberfläche und räumlich getrennten Foki zur Ausleuchtung identischer Gebiete, Antennensystem und Verfahren zur Oberflächenermittlung

Related Child Applications (1)

Application Number Title Priority Date Filing Date
EP03005032A Division EP1321999A1 (fr) 1999-09-20 2000-09-04 Réflecteur à surface formée et à foyers spatialement séparés pour l'illumination de territoires identiques,et méthode pour la détermination de la surface

Publications (2)

Publication Number Publication Date
EP1085598A2 EP1085598A2 (fr) 2001-03-21
EP1085598A3 true EP1085598A3 (fr) 2002-07-31

Family

ID=7922672

Family Applications (2)

Application Number Title Priority Date Filing Date
EP03005032A Ceased EP1321999A1 (fr) 1999-09-20 2000-09-04 Réflecteur à surface formée et à foyers spatialement séparés pour l'illumination de territoires identiques,et méthode pour la détermination de la surface
EP00118245A Ceased EP1085598A3 (fr) 1999-09-20 2000-09-04 Réflecteur à surface déformable et à foyers spatialement séparés pour l'illumination de territoires identiques, système d'antenne et méthode pour la détermination de la surface

Family Applications Before (1)

Application Number Title Priority Date Filing Date
EP03005032A Ceased EP1321999A1 (fr) 1999-09-20 2000-09-04 Réflecteur à surface formée et à foyers spatialement séparés pour l'illumination de territoires identiques,et méthode pour la détermination de la surface

Country Status (6)

Country Link
US (1) US6255997B1 (fr)
EP (2) EP1321999A1 (fr)
JP (1) JP5220966B2 (fr)
CN (1) CN1289158A (fr)
CA (1) CA2317388C (fr)
DE (1) DE19945062A1 (fr)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2802381B1 (fr) * 1999-12-09 2002-05-31 Cit Alcatel Source rayonnante pour antenne d'emission et de reception destinee a etre installee a bord d'un satellite
FR2888674B1 (fr) * 2005-07-13 2009-10-23 Alcatel Sa Antenne reseau a reflecteur(s) conforme(s), a forte reconfigurabilite en orbite
US7595769B2 (en) 2006-02-28 2009-09-29 The Boeing Company Arbitrarily shaped deployable mesh reflectors
CA2873424A1 (fr) 2012-05-13 2013-11-21 Amir Khandani Transmission sans fil bilaterale simultanee avec cryptage base sur la phase de canal
JP2014017708A (ja) * 2012-07-10 2014-01-30 Nippon Hoso Kyokai <Nhk> 空間合成アンテナ装置及び鏡面修整反射鏡の製造方法
JP2014165790A (ja) * 2013-02-27 2014-09-08 Nippon Hoso Kyokai <Nhk> 受信アンテナ装置及び鏡面修整反射鏡の製造方法
US10177896B2 (en) 2013-05-13 2019-01-08 Amir Keyvan Khandani Methods for training of full-duplex wireless systems
US9766345B2 (en) 2013-10-04 2017-09-19 Qualcomm Incorporated Low cost cableless ground station antenna for medium earth orbit satellite communication systems
US9236996B2 (en) 2013-11-30 2016-01-12 Amir Keyvan Khandani Wireless full-duplex system and method using sideband test signals
US9820311B2 (en) 2014-01-30 2017-11-14 Amir Keyvan Khandani Adapter and associated method for full-duplex wireless communication
US10249951B2 (en) * 2014-10-02 2019-04-02 Viasat, Inc. Multi-beam bi-focal shaped reflector antenna for concurrent communication with multiple non-collocated geostationary satellites and associated method
US10122085B2 (en) * 2014-12-15 2018-11-06 The Boeing Company Feed re-pointing technique for multiple shaped beams reflector antennas
EP3278397A1 (fr) 2015-04-03 2018-02-07 Qualcomm Incorporated Antenne de station terrestre sans câble peu coûteuse pour des systèmes de communication par satellite en orbite terrestre moyenne
US10333593B2 (en) * 2016-05-02 2019-06-25 Amir Keyvan Khandani Systems and methods of antenna design for full-duplex line of sight transmission
US10700766B2 (en) 2017-04-19 2020-06-30 Amir Keyvan Khandani Noise cancelling amplify-and-forward (in-band) relay with self-interference cancellation
US11057204B2 (en) 2017-10-04 2021-07-06 Amir Keyvan Khandani Methods for encrypted data communications
US11289819B2 (en) * 2017-12-28 2022-03-29 Raven Antenna Systems Inc. Multisat shaped reflector antenna
US11012144B2 (en) 2018-01-16 2021-05-18 Amir Keyvan Khandani System and methods for in-band relaying

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5773506A (en) * 1980-10-27 1982-05-08 Nippon Telegr & Teleph Corp <Ntt> Common antenna for multifrequency band
US4482897A (en) * 1982-06-28 1984-11-13 At&T Bell Laboratories Multibeam segmented reflector antennas
US4544928A (en) * 1980-07-16 1985-10-01 General Electric Company Multifrequency reflector antenna
EP0219321A1 (fr) * 1985-10-10 1987-04-22 British Aerospace Public Limited Company Système d'antenne
FR2674377A1 (fr) * 1991-03-22 1992-09-25 Alcatel Espace Antenne radioelectrique a reflecteur multifocales.
JPH05152835A (ja) * 1991-11-29 1993-06-18 Toshiba Corp 鏡面修整アンテナ
EP0920076A2 (fr) * 1997-10-30 1999-06-02 Space Systems/Loral, Inc. Faisceaux multiples par antenne à réflecteur profilé

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5315044A (en) 1976-07-27 1978-02-10 Mitsubishi Electric Corp Multi-frequency common-use antenna
JPS5315045A (en) * 1976-07-27 1978-02-10 Mitsubishi Electric Corp Multi-frequency common-use antenna
US4298877A (en) * 1979-01-26 1981-11-03 Solar Energy Technology, Inc. Offset-fed multi-beam tracking antenna system utilizing especially shaped reflector surfaces
JPS59143405A (ja) * 1983-02-04 1984-08-17 Kokusai Denshin Denwa Co Ltd <Kdd> マルチビ−ムアンテナ
CA1258707A (fr) * 1984-12-26 1989-08-22 Tomozo Ohta Systeme d'antenne
JPS6349809U (fr) * 1986-09-19 1988-04-04
JPS63173404A (ja) * 1987-01-12 1988-07-18 Nec Corp マルチビ−ムアンテナ
JPH05315044A (ja) * 1992-05-07 1993-11-26 Murata Mfg Co Ltd 電子部品のはんだ付け方法
CA2101141C (fr) * 1992-09-17 1997-10-28 Parthasarathy Ramanujam Antenne a reflecteurs a alimentations dephasees et methode d'egalisation de ces recepteurs
CA2105745C (fr) * 1992-09-21 1997-12-16 Parthasarathy Ramanujam Reflecteurs a configurations de surface identiques monte en semi-tandem
US5557292A (en) * 1994-06-22 1996-09-17 Space Systems/Loral, Inc. Multiple band folding antenna
DE19544500C2 (de) * 1994-12-15 1999-07-08 Daimler Benz Aerospace Ag Reflektorantenne, insbesondere für einen Kommunikationssatelliten
JP3440687B2 (ja) * 1996-04-16 2003-08-25 三菱電機株式会社 鏡面修整成形ビームアンテナ
US5949370A (en) * 1997-11-07 1999-09-07 Space Systems/Loral, Inc. Positionable satellite antenna with reconfigurable beam

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4544928A (en) * 1980-07-16 1985-10-01 General Electric Company Multifrequency reflector antenna
JPS5773506A (en) * 1980-10-27 1982-05-08 Nippon Telegr & Teleph Corp <Ntt> Common antenna for multifrequency band
US4482897A (en) * 1982-06-28 1984-11-13 At&T Bell Laboratories Multibeam segmented reflector antennas
EP0219321A1 (fr) * 1985-10-10 1987-04-22 British Aerospace Public Limited Company Système d'antenne
FR2674377A1 (fr) * 1991-03-22 1992-09-25 Alcatel Espace Antenne radioelectrique a reflecteur multifocales.
JPH05152835A (ja) * 1991-11-29 1993-06-18 Toshiba Corp 鏡面修整アンテナ
EP0920076A2 (fr) * 1997-10-30 1999-06-02 Space Systems/Loral, Inc. Faisceaux multiples par antenne à réflecteur profilé

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 006, no. 151 (E - 124) 11 August 1982 (1982-08-11) *
PATENT ABSTRACTS OF JAPAN vol. 017, no. 542 (E - 1441) 29 September 1993 (1993-09-29) *

Also Published As

Publication number Publication date
JP5220966B2 (ja) 2013-06-26
CA2317388A1 (fr) 2001-03-20
JP2001127538A (ja) 2001-05-11
EP1321999A1 (fr) 2003-06-25
US6255997B1 (en) 2001-07-03
CA2317388C (fr) 2002-12-24
CN1289158A (zh) 2001-03-28
DE19945062A1 (de) 2001-04-12
EP1085598A2 (fr) 2001-03-21

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