DE60317223D1 - Frequenzselektive strahlformung - Google Patents

Frequenzselektive strahlformung

Info

Publication number
DE60317223D1
DE60317223D1 DE60317223T DE60317223T DE60317223D1 DE 60317223 D1 DE60317223 D1 DE 60317223D1 DE 60317223 T DE60317223 T DE 60317223T DE 60317223 T DE60317223 T DE 60317223T DE 60317223 D1 DE60317223 D1 DE 60317223D1
Authority
DE
Germany
Prior art keywords
antenna
active
antenna elements
frequency
passive
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.)
Expired - Lifetime
Application number
DE60317223T
Other languages
English (en)
Other versions
DE60317223T2 (de
Inventor
Bing Chiang
Kenneth M Gainey
James A Proctor
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.)
IPR Licensing Inc
Original Assignee
IPR Licensing Inc
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 IPR Licensing Inc filed Critical IPR Licensing Inc
Application granted granted Critical
Publication of DE60317223D1 publication Critical patent/DE60317223D1/de
Publication of DE60317223T2 publication Critical patent/DE60317223T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/12—Supports; Mounting means
    • H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
    • H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
    • H01Q1/241—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
    • H01Q1/246—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for base stations
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/50—Structural association of antennas with earthing switches, lead-in devices or lightning protectors
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/0006—Particular feeding systems
    • H01Q21/0018—Space- fed arrays
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/30—Combinations of separate antenna units operating in different wavebands and connected to a common feeder system
    • 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
    • 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
    • H01Q3/30—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 varying the relative phase between the radiating elements of an array
    • H01Q3/34—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 varying the relative phase between the radiating elements of an array by electrical means
    • H01Q3/36—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 varying the relative phase between the radiating elements of an array by electrical means with variable phase-shifters
    • 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
    • H01Q3/44—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 electric or magnetic characteristics of reflecting, refracting, or diffracting devices associated with the radiating element
    • H01Q3/46—Active lenses or reflecting arrays
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0617—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal for beam forming
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0837—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using pre-detection combining
    • H04B7/0842—Weighted combining
    • H04B7/086—Weighted combining using weights depending on external parameters, e.g. direction of arrival [DOA], predetermined weights or beamforming
DE60317223T 2002-08-30 2003-08-29 Frequenzselektive strahlformung Expired - Lifetime DE60317223T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US10/234,036 US6788268B2 (en) 2001-06-12 2002-08-30 Method and apparatus for frequency selective beam forming
US234036 2002-08-30
PCT/US2003/027352 WO2004021508A2 (en) 2002-08-30 2003-08-29 Frequency selective beam forming

Publications (2)

Publication Number Publication Date
DE60317223D1 true DE60317223D1 (de) 2007-12-13
DE60317223T2 DE60317223T2 (de) 2008-08-07

Family

ID=31977357

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60317223T Expired - Lifetime DE60317223T2 (de) 2002-08-30 2003-08-29 Frequenzselektive strahlformung

Country Status (14)

Country Link
US (2) US6788268B2 (de)
EP (1) EP1547200B1 (de)
JP (1) JP2005537728A (de)
KR (2) KR20050055718A (de)
CN (1) CN1735998A (de)
AT (1) ATE377265T1 (de)
AU (1) AU2003270048B2 (de)
BR (1) BR0314408A (de)
CA (1) CA2496757A1 (de)
DE (1) DE60317223T2 (de)
ES (1) ES2295627T3 (de)
MX (1) MXPA05002295A (de)
NO (1) NO20051541L (de)
WO (1) WO2004021508A2 (de)

Families Citing this family (57)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6788268B2 (en) * 2001-06-12 2004-09-07 Ipr Licensing, Inc. Method and apparatus for frequency selective beam forming
JP2004064743A (ja) * 2002-06-05 2004-02-26 Fujitsu Ltd 適応アンテナ装置
US7696943B2 (en) * 2002-09-17 2010-04-13 Ipr Licensing, Inc. Low cost multiple pattern antenna for use with multiple receiver systems
JP2005539458A (ja) * 2002-09-17 2005-12-22 アイピーアール ライセンシング インコーポレイテッド マルチパターンアンテナ
US7684776B2 (en) * 2002-12-24 2010-03-23 Intel Corporation Wireless communication device having variable gain device and method therefor
JP4232544B2 (ja) * 2003-06-11 2009-03-04 日本電気株式会社 移動体管理ネットワーク及びそれに用いる経路設定方法
US6989785B2 (en) * 2003-10-06 2006-01-24 General Motors Corporation Low-profile, multi-band antenna module
US7263335B2 (en) 2004-07-19 2007-08-28 Purewave Networks, Inc. Multi-connection, non-simultaneous frequency diversity in radio communication systems
US7224321B2 (en) * 2004-07-29 2007-05-29 Interdigital Technology Corporation Broadband smart antenna and associated methods
US7064713B2 (en) * 2004-09-14 2006-06-20 Lumera Corporation Multiple element patch antenna and electrical feed network
US7224314B2 (en) 2004-11-24 2007-05-29 Agilent Technologies, Inc. Device for reflecting electromagnetic radiation
US7395084B2 (en) * 2005-01-24 2008-07-01 Sikorsky Aircraft Corporation Dynamic antenna allocation system
US20070058603A1 (en) * 2005-08-12 2007-03-15 Samsung Electronics Co., Ltd. Apparatus and method for estimating and reporting a carrier to interference noise ratio in a multi-antenna system
US7336232B1 (en) * 2006-08-04 2008-02-26 Raytheon Company Dual band space-fed array
US7605767B2 (en) * 2006-08-04 2009-10-20 Raytheon Company Space-fed array operable in a reflective mode and in a feed-through mode
US7595760B2 (en) * 2006-08-04 2009-09-29 Raytheon Company Airship mounted array
US8134510B2 (en) * 2006-08-09 2012-03-13 Raytheon Company Coherent near-field array
US7606528B2 (en) * 2006-11-10 2009-10-20 Northrop Grumman Corporation Distributed conformal adaptive antenna array for SATCOM using decision direction
US8344956B2 (en) * 2007-04-20 2013-01-01 Skycross, Inc. Methods for reducing near-field radiation and specific absorption rate (SAR) values in communications devices
KR101013065B1 (ko) * 2007-04-27 2011-02-14 삼성전자주식회사 무선통신시스템에서 저출력 증폭을 수행하기 위한 장치 및방법
US8631056B2 (en) * 2008-01-09 2014-01-14 Qualcomm Incorporated Processor and method of determining a normalization count
US20130109333A1 (en) * 2011-07-25 2013-05-02 Sebastian Rowson Method and system for switched combined diversity with a modal antenna
US8195118B2 (en) * 2008-07-15 2012-06-05 Linear Signal, Inc. Apparatus, system, and method for integrated phase shifting and amplitude control of phased array signals
US8089404B2 (en) * 2008-09-11 2012-01-03 Raytheon Company Partitioned aperture array antenna
US9787371B2 (en) * 2008-11-12 2017-10-10 Qualcomm, Incorporated Method and apparatus for directional channel access in a wireless communications system
GB0918477D0 (en) 2009-10-21 2009-12-09 Univ Birmingham Reconfigurable antenna
US8626242B2 (en) * 2009-11-02 2014-01-07 Panasonic Corporation Adaptive array antenna and wireless communication apparatus including adaptive array antenna
US8872719B2 (en) 2009-11-09 2014-10-28 Linear Signal, Inc. Apparatus, system, and method for integrated modular phased array tile configuration
KR101624907B1 (ko) * 2010-03-16 2016-06-08 삼성전자주식회사 광대역 무선통신 시스템에서 실내 기지국의 송신 전력 제어 장치 및 방법
CN102948017B (zh) * 2010-04-23 2016-07-06 英派尔科技开发有限公司 具有分布式放大器的有源电调倾斜天线设备
WO2012016941A1 (en) * 2010-08-04 2012-02-09 Nokia Siemens Networks Oy Broadband antenna and radio base station system for processing at least two frequency bands or radio standards in a radio communications system
CN102347529A (zh) * 2010-08-04 2012-02-08 诺基亚西门子通信公司 用于处理无线电通信系统中的至少两个频带或无线电标准的宽带天线和无线电基站系统
JP5693299B2 (ja) * 2011-03-03 2015-04-01 キヤノン株式会社 通信装置およびその制御方法、並びにプログラム
JP2012222725A (ja) * 2011-04-13 2012-11-12 Toshiba Corp アクティブアレイアンテナ装置
US9137749B2 (en) 2011-05-27 2015-09-15 Telefonaktiebolaget L M Ericsson (Publ) Node in a wireless communication system, the node having different functional modes
US8797221B2 (en) 2011-12-07 2014-08-05 Utah State University Reconfigurable antennas utilizing liquid metal elements
WO2013106106A2 (en) 2012-01-09 2013-07-18 Utah State University Reconfigurable antennas utilizing parasitic pixel layers
US8965428B2 (en) * 2012-07-24 2015-02-24 Telefonaktiebolaget L M Ericsson (Publ) Systems, methods and devices for reducing impact of fading dips on radio channels
US11855680B2 (en) * 2013-09-06 2023-12-26 John Howard Random, sequential, or simultaneous multi-beam circular antenna array and beam forming networks with up to 360° coverage
US20150097737A1 (en) * 2013-10-07 2015-04-09 Corning Optical Communications Rf Llc Modular antenna assemblies for wireless systems
CN104581962B (zh) * 2013-10-22 2018-08-17 华为技术有限公司 一种链路自适应的方法和设备
KR102270450B1 (ko) * 2015-03-23 2021-06-29 삼성전자주식회사 빔 포밍을 지원하는 풀 듀플렉스 통신 시스템에서 통신을 수행하는 장치 및 방법
CN104716425A (zh) * 2015-03-30 2015-06-17 宁波高新区宁源科技服务有限公司 一种天线及fss系统的构建方法
KR102109918B1 (ko) 2015-06-15 2020-05-12 삼성전자주식회사 무선 통신 시스템에서 안테나 어레이를 사용한 빔포밍 장치 및 방법
EP3373391B1 (de) 2015-11-04 2019-05-29 Fujikura Ltd. Phasengesteuerte gruppenantenne
KR101709076B1 (ko) * 2015-11-24 2017-02-22 현대자동차주식회사 안테나 장치 및 이를 포함하는 차량
CN108292803B (zh) 2015-11-25 2020-05-19 株式会社藤仓 相控阵天线
US9972893B2 (en) 2015-12-29 2018-05-15 Commscope Technologies Llc Duplexed phased array antennas
US10411341B2 (en) * 2016-07-28 2019-09-10 Behrooz Rezvani Indoor antenna system and method of operation
US9917365B1 (en) 2016-08-31 2018-03-13 Boise State University Reconfigurable antennas for millimeter-wave systems that support multiple beams
KR102614380B1 (ko) * 2017-02-08 2023-12-15 한국전자통신연구원 단일 rf 체인 안테나를 이용한 통신 방법 및 장치
US20190036215A1 (en) * 2017-07-25 2019-01-31 Huawei Technologies Co., Ltd. System and method for beamforming using a phased array antenna
GB2571279B (en) 2018-02-21 2022-03-09 Pet Tech Limited Antenna arrangement and associated method
WO2021077292A1 (zh) * 2019-10-22 2021-04-29 罗森伯格科技澳洲有限责任公司 一种基站天线
KR20220098180A (ko) 2019-11-12 2022-07-11 블루 다뉴브 시스템스, 인크. 위상 어레이 송수신기의 송신기 신호 제거
CN111162371B (zh) * 2019-12-31 2021-06-25 Oppo广东移动通信有限公司 电子设备
CN112864603A (zh) * 2021-03-15 2021-05-28 罗森伯格技术有限公司 一种能够辐射双波束和第三波束的天线

Family Cites Families (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3518695A (en) 1967-09-07 1970-06-30 Collins Radio Co Antenna array multifrequency and beam steering control multiplex feed
DE2812575C2 (de) 1978-03-22 1983-01-27 Siemens AG, 1000 Berlin und 8000 München Phasengesteuertes Antennenfeld
US4367474A (en) 1980-08-05 1983-01-04 The United States Of America As Represented By The Secretary Of The Army Frequency-agile, polarization diverse microstrip antennas and frequency scanned arrays
US4488155A (en) 1982-07-30 1984-12-11 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Method and apparatus for self-calibration and phasing of array antenna
JPS5950603A (ja) 1982-09-17 1984-03-23 Nec Corp 送信信号方式
US4689627A (en) 1983-05-20 1987-08-25 Hughes Aircraft Company Dual band phased antenna array using wideband element with diplexer
US5087922A (en) 1989-12-08 1992-02-11 Hughes Aircraft Company Multi-frequency band phased array antenna using coplanar dipole array with multiple feed ports
US5485167A (en) * 1989-12-08 1996-01-16 Hughes Aircraft Company Multi-frequency band phased-array antenna using multiple layered dipole arrays
US5280297A (en) 1992-04-06 1994-01-18 General Electric Co. Active reflectarray antenna for communication satellite frequency re-use
US5389939A (en) * 1993-03-31 1995-02-14 Hughes Aircraft Company Ultra wideband phased array antenna
DE4322863C2 (de) 1993-07-09 1995-05-18 Ant Nachrichtentech Mobilfunkantennenanlage
JP2561028B2 (ja) * 1994-05-26 1996-12-04 日本電気株式会社 サイドローブキャンセラ
US5617102A (en) 1994-11-18 1997-04-01 At&T Global Information Solutions Company Communications transceiver using an adaptive directional antenna
ZA961025B (en) 1995-02-28 1996-07-16 Qualcomm Inc Method and apparatus for providing variable rate data in a communications system using non-orthogonal overflow channels
US5838282A (en) * 1996-03-22 1998-11-17 Ball Aerospace And Technologies Corp. Multi-frequency antenna
US5767807A (en) * 1996-06-05 1998-06-16 International Business Machines Corporation Communication system and methods utilizing a reactively controlled directive array
EP0827312A3 (de) 1996-08-22 2003-10-01 Marconi Communications GmbH Verfahren zur Änderung der Konfiguration von Datenpaketen
US6084919A (en) 1998-01-30 2000-07-04 Motorola, Inc. Communication unit having spectral adaptability
US5955992A (en) * 1998-02-12 1999-09-21 Shattil; Steve J. Frequency-shifted feedback cavity used as a phased array antenna controller and carrier interference multiple access spread-spectrum transmitter
US6011512A (en) 1998-02-25 2000-01-04 Space Systems/Loral, Inc. Thinned multiple beam phased array antenna
US6792290B2 (en) 1998-09-21 2004-09-14 Ipr Licensing, Inc. Method and apparatus for performing directional re-scan of an adaptive antenna
US6100843A (en) 1998-09-21 2000-08-08 Tantivy Communications Inc. Adaptive antenna for use in same frequency networks
US6404386B1 (en) 1998-09-21 2002-06-11 Tantivy Communications, Inc. Adaptive antenna for use in same frequency networks
JP3167682B2 (ja) 1998-09-28 2001-05-21 三洋電機株式会社 送信指向性を有する無線装置およびその制御方法
US7593380B1 (en) 1999-03-05 2009-09-22 Ipr Licensing, Inc. Variable rate forward error correction for enabling high performance communication
DE19917202A1 (de) 1999-04-16 2000-10-19 Bosch Gmbh Robert Multibeam-Phasenarray-Antenneneinrichtung
US6778507B1 (en) 1999-09-01 2004-08-17 Qualcomm Incorporated Method and apparatus for beamforming in a wireless communication system
US6377204B1 (en) * 1999-12-13 2002-04-23 University Corporation For Atmospheric Research Radar system having multiple simultaneously transmitted beams operating in a scanning mode to identify scatterers
US6396456B1 (en) 2001-01-31 2002-05-28 Tantivy Communications, Inc. Stacked dipole antenna for use in wireless communications systems
US7015773B2 (en) 2001-01-31 2006-03-21 Ipr Licensing, Inc. Electronic phase shifter with enhanced phase shift performance
US6369771B1 (en) 2001-01-31 2002-04-09 Tantivy Communications, Inc. Low profile dipole antenna for use in wireless communications systems
US6369770B1 (en) 2001-01-31 2002-04-09 Tantivy Communications, Inc. Closely spaced antenna array
US6448938B1 (en) 2001-06-12 2002-09-10 Tantivy Communications, Inc. Method and apparatus for frequency selective beam forming
US6788268B2 (en) * 2001-06-12 2004-09-07 Ipr Licensing, Inc. Method and apparatus for frequency selective beam forming

Also Published As

Publication number Publication date
MXPA05002295A (es) 2005-10-18
WO2004021508A2 (en) 2004-03-11
DE60317223T2 (de) 2008-08-07
KR20050055718A (ko) 2005-06-13
BR0314408A (pt) 2005-07-19
US6788268B2 (en) 2004-09-07
ES2295627T3 (es) 2008-04-16
KR20070058007A (ko) 2007-06-07
AU2003270048A1 (en) 2004-03-19
US7425928B2 (en) 2008-09-16
US20030146880A1 (en) 2003-08-07
AU2003270048B2 (en) 2007-10-18
EP1547200B1 (de) 2007-10-31
JP2005537728A (ja) 2005-12-08
CN1735998A (zh) 2006-02-15
EP1547200A2 (de) 2005-06-29
US20050078047A1 (en) 2005-04-14
ATE377265T1 (de) 2007-11-15
WO2004021508A3 (en) 2004-08-26
EP1547200A4 (de) 2005-09-14
NO20051541L (no) 2005-05-13
CA2496757A1 (en) 2004-03-11

Similar Documents

Publication Publication Date Title
DE60317223D1 (de) Frequenzselektive strahlformung
NO20055912L (no) Antenne med hoy forsterkning for tradlose applikasjoner
WO2003065500A3 (en) Aperiodic array antenna
ATE279794T1 (de) Dielektrische resonatorgruppantenne mit lenkbaren elementen
WO2003043351A3 (en) Co-located antenna array for passive beam forming
WO2010068537A3 (en) Dipole array with reflector and integrated electronics
DE50300732D1 (de) Dualpolarisierte strahleranordnung
DE60213843D1 (de) Strahlformer für eine mehrkeulenempfangsantenne
WO2005004515A8 (en) A method for configuring a communication network, related network architecture and computer program product therefor
GB0711382D0 (en) Improvements in and relating to reconfigurable antenna and switching
DE60210844D1 (de) Strahlformermodul für phasengesteuerte Gruppenantenne zur Speisung von zwei Elementen
GB0220113D0 (en) Antenna structures and their use in wireless communication devices
ATE438211T1 (de) Doppelmodus-schaltstrahlantenne
JP2007514215A5 (de)
NO20004189L (no) Antenne med to aktive strÕleelementer
TW200737592A (en) U-antenna
DE60128837D1 (de) Doppelbandige dualpolarisierte gruppenantenne
SE9700630D0 (sv) Antenna arrangements
IN2012DN01996A (de)
JP2019503621A (ja) サブアレイを有するフェイズドアレイアンテナ
ATE381793T1 (de) Vorrichtung und verfahren zur gleichzeitigen aussendung von mehreren signalen in unterschiedlichen richtungen mittels eine aktive phasengesteuerte gruppenantenne
WO2006048352A3 (de) Antennenanordnung mit linse
WO2003055080A3 (en) System, method, and apparatus for improving the performance of space division multiple access and other systems that shape antenna beams by employing postdetection polarimetric beamsteering and utilizing genetic algorithms to synthesize beams
DE60123141D1 (de) Phasenarrayantenne mit patch-antennenelementen mit verbesserter leistung der parasitären antennenelementen bei millimeterwellenlängen-hochfrequenzsignalen
AU2001232139A1 (en) An active phased array antenna assembly

Legal Events

Date Code Title Description
8364 No opposition during term of opposition