ATE457534T1 - Verfahren und einheit zur strahlsteuerung einer gruppenantenne - Google Patents

Verfahren und einheit zur strahlsteuerung einer gruppenantenne

Info

Publication number
ATE457534T1
ATE457534T1 AT02780222T AT02780222T ATE457534T1 AT E457534 T1 ATE457534 T1 AT E457534T1 AT 02780222 T AT02780222 T AT 02780222T AT 02780222 T AT02780222 T AT 02780222T AT E457534 T1 ATE457534 T1 AT E457534T1
Authority
AT
Austria
Prior art keywords
digital beamformer
unit
beam control
antenna
signal processing
Prior art date
Application number
AT02780222T
Other languages
English (en)
Inventor
Kent Falk
Ingmar Karlsson
Hans Lind
Thomas Ridderstrale
Morgan Andersson
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Application granted granted Critical
Publication of ATE457534T1 publication Critical patent/ATE457534T1/de

Links

Classifications

    • 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
    • H04B7/0868—Hybrid systems, i.e. switching and combining
    • H04B7/0874—Hybrid systems, i.e. switching and combining using subgroups of receive antennas
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D473/00—Heterocyclic compounds containing purine ring systems
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/03—Details of HF subsystems specially adapted therefor, e.g. common to transmitter and receiver
    • G01S7/034—Duplexers
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Details Of Aerials (AREA)
  • Support Of Aerials (AREA)
AT02780222T 2002-09-30 2002-09-30 Verfahren und einheit zur strahlsteuerung einer gruppenantenne ATE457534T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/SE2002/001781 WO2004030145A1 (en) 2002-09-30 2002-09-30 A method and a unit for beam control of an array antenna

Publications (1)

Publication Number Publication Date
ATE457534T1 true ATE457534T1 (de) 2010-02-15

Family

ID=32041140

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02780222T ATE457534T1 (de) 2002-09-30 2002-09-30 Verfahren und einheit zur strahlsteuerung einer gruppenantenne

Country Status (9)

Country Link
US (1) US7277051B2 (de)
EP (1) EP1550177B1 (de)
JP (1) JP4119429B2 (de)
CN (1) CN100438211C (de)
AT (1) ATE457534T1 (de)
AU (1) AU2002343293A1 (de)
DE (1) DE60235329D1 (de)
UA (1) UA80725C2 (de)
WO (1) WO2004030145A1 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1689097A1 (de) * 2005-02-03 2006-08-09 Afa Technologies, Inc. Empfangsdiversitätssystem
EP2022134B1 (de) 2006-04-27 2017-01-18 Tyco Electronics Services GmbH Antennen, vorrichtungen und systeme auf der basis von metamaterialstrukturen
KR101236226B1 (ko) 2006-08-25 2013-02-21 레이스팬 코포레이션 메타물질 구조물에 기초된 안테나
US7855696B2 (en) 2007-03-16 2010-12-21 Rayspan Corporation Metamaterial antenna arrays with radiation pattern shaping and beam switching
TWI376838B (en) 2007-10-11 2012-11-11 Tyco Electronics Services Gmbh Single-layer metallization and via-less metamaterial structures
WO2009100153A1 (en) * 2008-02-05 2009-08-13 Ems Technologies, Inc. Modal beam positioning
US8203483B2 (en) * 2008-03-13 2012-06-19 Cubic Corporation Digital beamforming antenna and datalink array
JP4864926B2 (ja) * 2008-03-28 2012-02-01 株式会社東芝 アレイアンテナ
US8472437B2 (en) * 2010-02-15 2013-06-25 Texas Instruments Incorporated Wireless chip-to-chip switching
EP2369679A1 (de) * 2010-03-24 2011-09-28 Nederlandse Organisatie voor toegepast -natuurwetenschappelijk onderzoek TNO Phasenarray-Antennensignalverarbeitungsstruktur, Verfahren und Computerprogrammprodukt
FI125462B (en) * 2013-01-29 2015-10-15 Inverpolis Oy A method and system for using a phased antenna field
US9088330B2 (en) 2013-04-24 2015-07-21 Cubic Corporation Distributed local oscillator generation and synchronization
CN121333373A (zh) * 2024-07-11 2026-01-13 中国星网网络创新研究院有限公司 一种数字波束成形电路及相控阵终端
CN119788140B (zh) * 2025-03-04 2025-05-27 睿能科技(北京)有限公司 通过多通道数字波束系统进行信号处理的方法及系统

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5274386A (en) * 1992-06-17 1993-12-28 General Electric Co. Reduced hardware antenna beamformer
US5831168A (en) * 1992-09-22 1998-11-03 Hitachi, Medical Corporation Ultrasound signal processor
JP3360944B2 (ja) * 1994-07-05 2003-01-07 株式会社日立メディコ 超音波信号処理装置
KR100275071B1 (ko) * 1998-06-23 2000-12-15 윤종용 이동통신기지국의스마트안테나시스템용송수신장치

Also Published As

Publication number Publication date
UA80725C2 (en) 2007-10-25
CN1669183A (zh) 2005-09-14
US20060164301A1 (en) 2006-07-27
CN100438211C (zh) 2008-11-26
JP4119429B2 (ja) 2008-07-16
DE60235329D1 (de) 2010-03-25
US7277051B2 (en) 2007-10-02
WO2004030145A1 (en) 2004-04-08
EP1550177A1 (de) 2005-07-06
AU2002343293A1 (en) 2004-04-19
JP2006501719A (ja) 2006-01-12
EP1550177B1 (de) 2010-02-10

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Legal Events

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