WO1999054955A3 - Zentral gespeistes antennensystem und verfahren zum optimieren eines solchen antennensystems - Google Patents

Zentral gespeistes antennensystem und verfahren zum optimieren eines solchen antennensystems Download PDF

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Publication number
WO1999054955A3
WO1999054955A3 PCT/DE1999/001188 DE9901188W WO9954955A3 WO 1999054955 A3 WO1999054955 A3 WO 1999054955A3 DE 9901188 W DE9901188 W DE 9901188W WO 9954955 A3 WO9954955 A3 WO 9954955A3
Authority
WO
WIPO (PCT)
Prior art keywords
antenna system
optimizing
centrally fed
copolar
fed antenna
Prior art date
Application number
PCT/DE1999/001188
Other languages
English (en)
French (fr)
Other versions
WO1999054955A2 (de
Inventor
Luc Duchesne
Helmut Wolf
Norbert Nathrath
Original Assignee
Daimler Chrysler Ag
Luc Duchesne
Helmut Wolf
Norbert Nathrath
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
Application filed by Daimler Chrysler Ag, Luc Duchesne, Helmut Wolf, Norbert Nathrath filed Critical Daimler Chrysler Ag
Priority to US09/673,838 priority Critical patent/US6489929B1/en
Priority to CA002329739A priority patent/CA2329739C/en
Priority to DK99927692T priority patent/DK1074061T3/da
Priority to EP99927692A priority patent/EP1074061B1/de
Priority to DE59903754T priority patent/DE59903754D1/de
Priority to JP2000545212A priority patent/JP2002512462A/ja
Publication of WO1999054955A2 publication Critical patent/WO1999054955A2/de
Publication of WO1999054955A3 publication Critical patent/WO1999054955A3/de

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
    • H01Q19/02—Details
    • H01Q19/021—Means for reducing undesirable effects
    • H01Q19/023—Means for reducing undesirable effects for reducing the scattering of mounting structures, e.g. of the struts
    • 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
    • H01Q15/141—Apparatus or processes specially adapted for manufacturing reflecting surfaces
    • 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
    • H01Q19/02—Details
    • H01Q19/021—Means for reducing undesirable effects
    • 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
    • H01Q19/02—Details
    • H01Q19/021—Means for reducing undesirable effects
    • H01Q19/025—Means for reducing undesirable effects for optimizing the matching of the primary feed, e.g. vertex plates
    • 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
    • H01Q19/02—Details
    • H01Q19/021—Means for reducing undesirable effects
    • H01Q19/028—Means for reducing undesirable effects for reducing the cross polarisation
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Aerials With Secondary Devices (AREA)

Abstract

Die Erfindung betrifft ein zentral gespeistes Reflektorantennensystem, dessen wirksame Reflektoroberfläche so geformt ist, daß entsprechend den Fernfeldanforderungen das Maximum des copolaren Fernfeldes auf der beleuchteten Bedeckungsfläche liegt und das Minimum des copolaren Nahfeldes beim Speisesystem, beispielsweise an der Apertur eines Speisehorns, liegt.
PCT/DE1999/001188 1998-04-21 1999-04-20 Zentral gespeistes antennensystem und verfahren zum optimieren eines solchen antennensystems WO1999054955A2 (de)

Priority Applications (6)

Application Number Priority Date Filing Date Title
US09/673,838 US6489929B1 (en) 1998-04-21 1999-04-20 Centrally fed antenna system and method for optimizing such an antenna system
CA002329739A CA2329739C (en) 1998-04-21 1999-04-20 Centrally fed antenna system and method for optimizing such an antenna system
DK99927692T DK1074061T3 (da) 1998-04-21 1999-04-20 Centralt født antennesystem og fremgangsmåde til optimering af et sådant antennesystem
EP99927692A EP1074061B1 (de) 1998-04-21 1999-04-20 Zentral gespeistes antennensystem und verfahren zum optimieren eines solchen antennensystems
DE59903754T DE59903754D1 (de) 1998-04-21 1999-04-20 Zentral gespeistes antennensystem und verfahren zum optimieren eines solchen antennensystems
JP2000545212A JP2002512462A (ja) 1998-04-21 1999-04-20 中央給電型アンテナシステム及びかかるアンテナシステムの最適化方法

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19817766.6 1998-04-21
DE19817766A DE19817766A1 (de) 1998-04-21 1998-04-21 Zentral gespeistes Antennensystem und Verfahren zum Optimieren eines solchen Antennensystems

Publications (2)

Publication Number Publication Date
WO1999054955A2 WO1999054955A2 (de) 1999-10-28
WO1999054955A3 true WO1999054955A3 (de) 1999-12-02

Family

ID=7865303

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/DE1999/001188 WO1999054955A2 (de) 1998-04-21 1999-04-20 Zentral gespeistes antennensystem und verfahren zum optimieren eines solchen antennensystems

Country Status (8)

Country Link
US (1) US6489929B1 (de)
EP (1) EP1074061B1 (de)
JP (1) JP2002512462A (de)
CN (1) CN1292939A (de)
CA (1) CA2329739C (de)
DE (2) DE19817766A1 (de)
DK (1) DK1074061T3 (de)
WO (1) WO1999054955A2 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4001014B2 (ja) * 2002-12-25 2007-10-31 日本電気株式会社 携帯電話機
WO2005018049A1 (ja) * 2003-08-13 2005-02-24 Mitsubishi Denki Kabushiki Kaisha 反射鏡アンテナ装置
JP4673067B2 (ja) * 2005-01-18 2011-04-20 株式会社デバイス アンテナ昇降装置
EP2161784A1 (de) * 2008-09-05 2010-03-10 Astrium Limited Antennenreflektor
US9190716B2 (en) * 2008-09-05 2015-11-17 Astrium Limited Reflector
US10516216B2 (en) 2018-01-12 2019-12-24 Eagle Technology, Llc Deployable reflector antenna system
US10707552B2 (en) 2018-08-21 2020-07-07 Eagle Technology, Llc Folded rib truss structure for reflector antenna with zero over stretch

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS564903A (en) 1979-06-26 1981-01-19 Nippon Telegr & Teleph Corp <Ntt> Opening surface antenna with improved cross polarization characteristic

Non-Patent Citations (5)

* Cited by examiner, † Cited by third party
Title
CLEVELAND J R ET AL: "Light-weight transportable 2.4-meter tri-band antenna system for commercial and military satellites", MILCOM 97 PROCEEDINGS, vol. 1, 2 September 1997 (1997-09-02) - 5 September 1997 (1997-09-05), Monterey, USA, pages 256 - 260, XP002118528 *
DIJK J AND MAANDERS E J: "OPTIMISING THE BLOCKING EFFICIENCY IN SHAPED CASSEGRAIN SYSTEMS", ELECTRONICS LETTERS, vol. 4, no. 18, 6 September 1968 (1968-09-06), London, UK, pages 372 - 373, XP002118526 *
DUAN D W ET AL: "DIFFRACTION SYNTHESIS OF DUAL-REFLECTOR ANTENNAS CONSIDERING ARRAY FEED BLOCKAGE, AND NEAR-FIELD EFFECT", PROCEEDINGS OF THE ANTENNAS AND PROPAGATION SOCIETY INTERNATIONAL SYMPOSIUM (APSIS), CHICAGO, JULY 20 - 24, 1992, vol. 1, 20 July 1992 (1992-07-20), INSTITUTE OF ELECTRICAL AND ELECTRONICS ENGINEERS, pages 355 - 358, XP000319140, ISBN: 0-7803-0730-5 *
DUCHESNE L ET AL: "Center fed single reflector contoured beam antenna with dual linear polarisation", ANTENNEN, 21 April 1998 (1998-04-21) - 24 April 1998 (1998-04-24), MUNCHEN, GERMANY, pages 11 - 16, XP002118527 *
SORENSEN S B: "MANUAL FOR POS", February 1991, TICRA ENGINEERING CONSULTANTS, COPENHAGEN, DENMARK, XP002118529 *

Also Published As

Publication number Publication date
CN1292939A (zh) 2001-04-25
DE59903754D1 (de) 2003-01-23
US6489929B1 (en) 2002-12-03
EP1074061A2 (de) 2001-02-07
CA2329739C (en) 2004-02-24
WO1999054955A2 (de) 1999-10-28
JP2002512462A (ja) 2002-04-23
DE19817766A1 (de) 1999-11-11
EP1074061B1 (de) 2002-12-11
CA2329739A1 (en) 1999-10-28
DK1074061T3 (da) 2003-01-06

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