DE69012238T2 - Mehrfachkeulen-Antennensystem mit aktiven Modulen und mit Keulenbildung durch numerische Berechnung. - Google Patents

Mehrfachkeulen-Antennensystem mit aktiven Modulen und mit Keulenbildung durch numerische Berechnung.

Info

Publication number
DE69012238T2
DE69012238T2 DE69012238T DE69012238T DE69012238T2 DE 69012238 T2 DE69012238 T2 DE 69012238T2 DE 69012238 T DE69012238 T DE 69012238T DE 69012238 T DE69012238 T DE 69012238T DE 69012238 T2 DE69012238 T2 DE 69012238T2
Authority
DE
Germany
Prior art keywords
lobe
antenna system
numerical calculation
formation
active modules
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.)
Revoked
Application number
DE69012238T
Other languages
English (en)
Other versions
DE69012238D1 (de
Inventor
Jean-Louis Pourailly
Joseph Roger
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.)
Thales SA
Original Assignee
Thomson CSF SA
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=9383440&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69012238(T2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Thomson CSF SA filed Critical Thomson CSF SA
Publication of DE69012238D1 publication Critical patent/DE69012238D1/de
Application granted granted Critical
Publication of DE69012238T2 publication Critical patent/DE69012238T2/de
Anticipated expiration legal-status Critical
Revoked legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/0006—Particular feeding systems
    • H01Q21/0025—Modular arrays
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q25/00—Antennas or antenna systems providing at least two radiating patterns
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/26—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
DE69012238T 1989-07-04 1990-06-15 Mehrfachkeulen-Antennensystem mit aktiven Modulen und mit Keulenbildung durch numerische Berechnung. Revoked DE69012238T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8908960A FR2649544B1 (fr) 1989-07-04 1989-07-04 Systeme d'antenne a faisceaux multiples a modules actifs et formation de faisceaux par le calcul numerique

Publications (2)

Publication Number Publication Date
DE69012238D1 DE69012238D1 (de) 1994-10-13
DE69012238T2 true DE69012238T2 (de) 1995-04-13

Family

ID=9383440

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69012238T Revoked DE69012238T2 (de) 1989-07-04 1990-06-15 Mehrfachkeulen-Antennensystem mit aktiven Modulen und mit Keulenbildung durch numerische Berechnung.

Country Status (5)

Country Link
US (1) US5034752A (de)
EP (1) EP0407243B1 (de)
JP (1) JPH03108902A (de)
DE (1) DE69012238T2 (de)
FR (1) FR2649544B1 (de)

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DE10319063A1 (de) * 2003-04-25 2004-11-25 Eads Astrium Gmbh Verfahren zur Erzeugung von mehreren SAR-Sendestrahlen und SAR-Antennensystem

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FR2693317B1 (fr) * 1992-07-03 1994-08-26 Thomson Csf Antenne de radar secondaire fonctionnant en mode S.
DE59308497D1 (de) * 1992-08-28 1998-06-10 Bosch Gmbh Robert Verfahren zur Datenübertragung zwischen einer Feststation und sich bewegenden Objekten
JP2604093B2 (ja) * 1992-10-06 1997-04-23 株式会社小電力高速通信研究所 アレイアンテナ指向性適応送受信装置
FR2697949B1 (fr) * 1992-11-06 1995-01-06 Thomson Csf Antenne pour radar notamment de désignation et de trajectographie.
FR2702090B1 (fr) * 1993-02-26 1995-05-19 Thomson Csf Antenne d'écartométrie pour radar monopulse.
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FR2741478B1 (fr) * 1993-12-28 1998-06-05 Le Centre Thomson D Applic Rad Antenne a formation de faisceaux par calcul segmentee en sous-reseaux
US5642358A (en) * 1994-04-08 1997-06-24 Ericsson Inc. Multiple beamwidth phased array
US5818385A (en) * 1994-06-10 1998-10-06 Bartholomew; Darin E. Antenna system and method
FR2721410B1 (fr) 1994-06-16 1996-07-26 Alcatel Espace Méthode et système de localisation d'équipements sol émetteurs à l'aide de satellites.
DE4421571A1 (de) * 1994-06-21 1996-01-11 Ant Nachrichtentech Anordnung zur Ortsbestimmung von Signale abstrahlenden Objekten
US5539415A (en) * 1994-09-15 1996-07-23 Space Systems/Loral, Inc. Antenna feed and beamforming network
FR2725075B1 (fr) * 1994-09-23 1996-11-15 Thomson Csf Procede et dispositif d'elargissement du diagramme de rayonnement d'une antenne active
FR2729505A1 (fr) * 1995-01-18 1996-07-19 Alcatel Espace Antenne multifaisceaux forte capacite a balayage electronique en emission
US5691728A (en) * 1996-03-25 1997-11-25 Trw Inc. Method and apparatus for bias error reductioon in an N-port modeformer of the butler matrix type
US5754138A (en) * 1996-10-30 1998-05-19 Motorola, Inc. Method and intelligent digital beam forming system for interference mitigation
US6560461B1 (en) 1997-08-04 2003-05-06 Mundi Fomukong Authorized location reporting paging system
US6061023A (en) * 1997-11-03 2000-05-09 Motorola, Inc. Method and apparatus for producing wide null antenna patterns
US6084541A (en) * 1998-07-13 2000-07-04 Comsat Corporation Self diagnosis and self healing scheme for digital beam-forming
US6583763B2 (en) 1999-04-26 2003-06-24 Andrew Corporation Antenna structure and installation
US6621469B2 (en) 1999-04-26 2003-09-16 Andrew Corporation Transmit/receive distributed antenna systems
US6701137B1 (en) 1999-04-26 2004-03-02 Andrew Corporation Antenna system architecture
US6812905B2 (en) 1999-04-26 2004-11-02 Andrew Corporation Integrated active antenna for multi-carrier applications
US6362787B1 (en) 1999-04-26 2002-03-26 Andrew Corporation Lightning protection for an active antenna using patch/microstrip elements
US7027536B1 (en) * 1999-10-08 2006-04-11 At&T Corp. Method and apparatus for designing finite-length multi-input multi-output channel shortening pre-filters
US6448930B1 (en) 1999-10-15 2002-09-10 Andrew Corporation Indoor antenna
AU2001234463A1 (en) * 2000-01-14 2001-07-24 Andrew Corporation Repeaters for wireless communication systems
CA2407601A1 (en) * 2000-04-29 2001-11-08 Merck Patent Gesellschaft Mit Beschraenkter Haftung Novel human phospholipase c delta 5
FR2838244B1 (fr) * 2002-04-05 2006-05-19 Thales Sa Antenne adaptative multifaisceaux a formation de faisceaux par le calcul et radar comportant une telle antenne
US7623868B2 (en) * 2002-09-16 2009-11-24 Andrew Llc Multi-band wireless access point comprising coextensive coverage regions
US6983174B2 (en) * 2002-09-18 2006-01-03 Andrew Corporation Distributed active transmit and/or receive antenna
US6844863B2 (en) 2002-09-27 2005-01-18 Andrew Corporation Active antenna with interleaved arrays of antenna elements
US6906681B2 (en) * 2002-09-27 2005-06-14 Andrew Corporation Multicarrier distributed active antenna
US7280848B2 (en) * 2002-09-30 2007-10-09 Andrew Corporation Active array antenna and system for beamforming
US20040203804A1 (en) * 2003-01-03 2004-10-14 Andrew Corporation Reduction of intermodualtion product interference in a network having sectorized access points
US6972622B2 (en) * 2003-05-12 2005-12-06 Andrew Corporation Optimization of error loops in distributed power amplifiers
KR20050048164A (ko) * 2003-11-19 2005-05-24 학교법인 성균관대학 압전소자를 이용한 마이크로스트립 안테나
CN100375560C (zh) * 2004-09-13 2008-03-12 大唐移动通信设备有限公司 多载波时分双工移动通信系统灵活支持非对称业务的方法
US7545323B2 (en) 2005-10-31 2009-06-09 The Boeing Company Phased array antenna systems and methods
US7551136B1 (en) 2006-07-24 2009-06-23 The Boeing Company Multi-beam phased array antenna for limited scan applications
FR2919731A1 (fr) * 2007-08-03 2009-02-06 Thales Sa Architecture radar modulaire
US9275690B2 (en) 2012-05-30 2016-03-01 Tahoe Rf Semiconductor, Inc. Power management in an electronic system through reducing energy usage of a battery and/or controlling an output power of an amplifier thereof
US9509351B2 (en) 2012-07-27 2016-11-29 Tahoe Rf Semiconductor, Inc. Simultaneous accommodation of a low power signal and an interfering signal in a radio frequency (RF) receiver
US9722310B2 (en) 2013-03-15 2017-08-01 Gigpeak, Inc. Extending beamforming capability of a coupled voltage controlled oscillator (VCO) array during local oscillator (LO) signal generation through frequency multiplication
US9531070B2 (en) 2013-03-15 2016-12-27 Christopher T. Schiller Extending beamforming capability of a coupled voltage controlled oscillator (VCO) array during local oscillator (LO) signal generation through accommodating differential coupling between VCOs thereof
US9837714B2 (en) 2013-03-15 2017-12-05 Integrated Device Technology, Inc. Extending beamforming capability of a coupled voltage controlled oscillator (VCO) array during local oscillator (LO) signal generation through a circular configuration thereof
US9780449B2 (en) 2013-03-15 2017-10-03 Integrated Device Technology, Inc. Phase shift based improved reference input frequency signal injection into a coupled voltage controlled oscillator (VCO) array during local oscillator (LO) signal generation to reduce a phase-steering requirement during beamforming
US9716315B2 (en) 2013-03-15 2017-07-25 Gigpeak, Inc. Automatic high-resolution adaptive beam-steering
US9666942B2 (en) 2013-03-15 2017-05-30 Gigpeak, Inc. Adaptive transmit array for beam-steering
US9184498B2 (en) 2013-03-15 2015-11-10 Gigoptix, Inc. Extending beamforming capability of a coupled voltage controlled oscillator (VCO) array during local oscillator (LO) signal generation through fine control of a tunable frequency of a tank circuit of a VCO thereof
US9190739B2 (en) 2013-06-24 2015-11-17 Delphi Technologies, Inc. Antenna with fifty percent overlapped subarrays
US10056698B2 (en) 2014-10-20 2018-08-21 Honeywell International Inc. Multiple beam antenna systems with embedded active transmit and receive RF modules
TWI646732B (zh) * 2017-06-05 2019-01-01 李學智 由多埠次陣列及基頻信號處理器所組成的天線架構
CN107911156A (zh) * 2017-12-29 2018-04-13 深圳市华瑞安科技有限公司 数字波束形成方法及装置
US10573965B2 (en) 2018-05-14 2020-02-25 Viasat, Inc. Phased array antenna system

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US4277787A (en) * 1979-12-20 1981-07-07 General Electric Company Charge transfer device phased array beamsteering and multibeam beamformer
US4338605A (en) * 1980-02-28 1982-07-06 Westinghouse Electric Corp. Antenna array with adaptive sidelobe cancellation
US4736463A (en) * 1986-08-22 1988-04-05 Itt Corporation Electro-optically controlled wideband multi-beam phased array antenna
US4922257A (en) * 1987-01-27 1990-05-01 Mitsubishi Denki Kabushiki Kaisha Conformal array antenna
US4792805A (en) * 1987-04-28 1988-12-20 Hughes Aircraft Company Multifunction active array
US4907004A (en) * 1988-05-23 1990-03-06 Spar Aerospace Limited Power versatile satellite transmitter

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10319063A1 (de) * 2003-04-25 2004-11-25 Eads Astrium Gmbh Verfahren zur Erzeugung von mehreren SAR-Sendestrahlen und SAR-Antennensystem
DE10319063B4 (de) * 2003-04-25 2009-09-03 Astrium Gmbh Verfahren zur Erzeugung von mehreren SAR-Sendestrahlen und SAR-Antennensystem

Also Published As

Publication number Publication date
DE69012238D1 (de) 1994-10-13
JPH03108902A (ja) 1991-05-09
EP0407243B1 (de) 1994-09-07
FR2649544B1 (fr) 1991-11-29
EP0407243A1 (de) 1991-01-09
FR2649544A1 (fr) 1991-01-11
US5034752A (en) 1991-07-23

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8331 Complete revocation