DE69937648D1 - Verfahren zur signalverarbeitung und anordnung zur berechnung eines optimalen gewichtsvektors für ein adaptives gruppenantennensystem - Google Patents

Verfahren zur signalverarbeitung und anordnung zur berechnung eines optimalen gewichtsvektors für ein adaptives gruppenantennensystem

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Publication number
DE69937648D1
DE69937648D1 DE69937648T DE69937648T DE69937648D1 DE 69937648 D1 DE69937648 D1 DE 69937648D1 DE 69937648 T DE69937648 T DE 69937648T DE 69937648 T DE69937648 T DE 69937648T DE 69937648 D1 DE69937648 D1 DE 69937648D1
Authority
DE
Germany
Prior art keywords
weight vector
array
signal
signal processing
antenna system
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
DE69937648T
Other languages
English (en)
Other versions
DE69937648T2 (de
Inventor
Seung-Won Choi
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.)
INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HAN, KR
SAS TECHNOLOGIES CO. LTD., SEOUL/SOUL, KR
Original Assignee
Sas Tech Co Ltd
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 Sas Tech Co Ltd filed Critical Sas Tech Co Ltd
Publication of DE69937648D1 publication Critical patent/DE69937648D1/de
Application granted granted Critical
Publication of DE69937648T2 publication Critical patent/DE69937648T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • H04B7/0837—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
    • H04B7/0848—Joint weighting
    • H04B7/0854—Joint weighting using error minimizing algorithms, e.g. minimum mean squared error [MMSE], "cross-correlation" or matrix inversion
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q23/00—Antennas with active circuits or circuit elements integrated within them or attached to them
    • 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
    • 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
    • H01Q3/2605—Array of radiating elements provided with a feedback control over the element weights, e.g. adaptive arrays
DE69937648T 1998-12-22 1999-12-22 Verfahren zur signalverarbeitung und anordnung zur berechnung eines optimalen gewichtsvektors für ein adaptives gruppenantennensystem Expired - Lifetime DE69937648T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
KR1019980057417A KR20000041527A (ko) 1998-12-22 1998-12-22 라그랑제승수법에 의거한 적응 배열 안테나 시스템의 최적의 웨이트벡터 계산을 위한 신호처리 방법 및 장치
KR9857417 1998-12-22
PCT/KR1999/000812 WO2000038276A1 (en) 1998-12-22 1999-12-22 Signal processing method and apparatus for computing an optimal weight vector of an adaptive antenna array system

Publications (2)

Publication Number Publication Date
DE69937648D1 true DE69937648D1 (de) 2008-01-10
DE69937648T2 DE69937648T2 (de) 2008-10-30

Family

ID=19564767

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69937648T Expired - Lifetime DE69937648T2 (de) 1998-12-22 1999-12-22 Verfahren zur signalverarbeitung und anordnung zur berechnung eines optimalen gewichtsvektors für ein adaptives gruppenantennensystem

Country Status (8)

Country Link
US (1) US6462709B1 (de)
EP (1) EP1145381B1 (de)
KR (2) KR20000041527A (de)
CN (1) CN1225058C (de)
AT (1) ATE379853T1 (de)
AU (1) AU1894100A (de)
DE (1) DE69937648T2 (de)
WO (1) WO2000038276A1 (de)

Families Citing this family (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1100214B1 (de) * 1999-11-10 2005-08-10 SK Telecom Co., Ltd. Intelligente Antennen für ein drahtloses IMT-2000-Kodemultiplexvielfachzugriffssystem
KR100800317B1 (ko) * 2000-05-31 2008-02-01 주식회사 세스텍 라그랑제 승수 방법을 이용하여 수신단말의 수신파워가최대로 되는 최적 웨이트 벡터를 산출하기 위한 스마트안테나 시스템의 신호처리 방법 및 장치
KR20020010023A (ko) * 2000-07-28 2002-02-02 윤종용 코드 분할 다중 접속 방식의 이동 통신 시스템에 적용하기위한 적응 빔포밍 방법
FR2828327B1 (fr) * 2000-10-03 2003-12-12 France Telecom Procede et dispositif de reduction d'echo
KR100651973B1 (ko) * 2000-12-20 2006-11-30 엘지전자 주식회사 안테나 어레이를 구비한 시스템에 적용되는 신호대 잡음비 추정 방법 및 이를 위한 장치
JP2002237766A (ja) * 2001-02-08 2002-08-23 Nec Corp 適応アンテナ受信装置
JP3601598B2 (ja) * 2001-05-11 2004-12-15 日本電気株式会社 適応アンテナ受信装置
KR100452135B1 (ko) * 2001-05-16 2004-10-12 (주)텔레시스테크놀로지 스마트 안테나의 가중치 벡터 검출 방법
KR20020093321A (ko) * 2001-06-08 2002-12-16 주식회사 하이닉스반도체 하이브리드 스마트 안테나 시스템 및 그 제어 방법
KR20030050338A (ko) 2001-12-18 2003-06-25 엘지전자 주식회사 가중치 갱신 방법
KR100833848B1 (ko) * 2001-12-18 2008-06-02 엘지전자 주식회사 가중치 갱신 방법
US7272167B2 (en) * 2002-02-06 2007-09-18 Neoreach, Inc. PN code chip time tracking with smart antenna
US6862456B2 (en) 2002-03-01 2005-03-01 Cognio, Inc. Systems and methods for improving range for multicast wireless communication
US6687492B1 (en) 2002-03-01 2004-02-03 Cognio, Inc. System and method for antenna diversity using joint maximal ratio combining
US6785520B2 (en) * 2002-03-01 2004-08-31 Cognio, Inc. System and method for antenna diversity using equal power joint maximal ratio combining
EP1769585A4 (de) 2002-03-01 2009-12-02 Ipr Licensing Inc System und verfahren für verbundmaximalverhältniskombinieren unter verwendung von zeitbereichs-signalverarbeitung
KR100475177B1 (ko) * 2002-03-21 2005-03-09 엘지전자 주식회사 다중 입출력 이동 통신 시스템에서의 개루프 신호 처리장치 및 방법
US6871049B2 (en) 2002-03-21 2005-03-22 Cognio, Inc. Improving the efficiency of power amplifiers in devices using transmit beamforming
KR100478382B1 (ko) * 2002-04-23 2005-03-24 (주)텔레시스테크놀로지 오.에프.디.엠/에스.디.엠.에이 기반 스마트 안테나시스템에서 배열안테나의 가중치 벡터 갱신 방법
KR100474291B1 (ko) * 2002-06-17 2005-03-10 엘지전자 주식회사 레이크 수신기의 빔포밍 웨이트 벡터 업데이트 방법
EP1540830B9 (de) 2002-07-30 2009-09-16 IPR Licensing Inc. System und verfahren zur funkkommunikation mit mehreren eingängen und mehreren ausgängen (mimo)
US7068977B1 (en) * 2002-10-11 2006-06-27 Navini Networks, Inc. Method and system for interference assessment and reduction in a wireless communication system
US7362830B2 (en) 2002-12-31 2008-04-22 Lg Electronics Inc. Smart antenna system and method
US7099678B2 (en) 2003-04-10 2006-08-29 Ipr Licensing, Inc. System and method for transmit weight computation for vector beamforming radio communication
EP1469613A1 (de) * 2003-04-16 2004-10-20 Siemens Aktiengesellschaft Verfahren und Sender zur Übertragung von Daten in einem Mehrträgersystem über eine Mehrzahl von Sendeantennen
US7079870B2 (en) * 2003-06-09 2006-07-18 Ipr Licensing, Inc. Compensation techniques for group delay effects in transmit beamforming radio communication
ATE459225T1 (de) * 2003-06-27 2010-03-15 Telecom Italia Spa Verfahren zum konfigurieren eines kommunikationsnetzes, diesbezügliche netzwerkarchitektur und computerprogrammprodukt dafür
JP4212976B2 (ja) * 2003-07-23 2009-01-21 富士通株式会社 Ｍｉｍｏ方式の無線通信システム及び無線通信装置
CN102164000B (zh) * 2004-09-23 2013-07-31 美商内数位科技公司 使用展频码的盲信号分离
CN101023372B (zh) * 2004-09-23 2011-10-05 美商内数位科技公司 使用相关及非相关天线元件组合的盲信号分离
JP4138825B2 (ja) * 2006-07-26 2008-08-27 株式会社東芝 ウェイト算出方法、ウェイト算出装置、アダプティブアレーアンテナ、及びレーダ装置
US7929593B2 (en) * 2008-04-15 2011-04-19 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for successive interference subtraction with covariance root processing
KR101100928B1 (ko) * 2009-06-29 2012-01-02 주식회사 해피콜 조리용품 적층용 스페이서
US9121943B2 (en) * 2011-05-23 2015-09-01 Sony Corporation Beam forming device and method
CN104459635B (zh) * 2014-12-08 2017-03-01 西安科技大学 基于迭代收缩加权融合的自适应空滤滤波方法
KR101883363B1 (ko) * 2017-08-04 2018-07-31 아주대학교 산학협력단 안테나 배열의 가중치 벡터 생성 방법 및 장치
US10305555B2 (en) 2017-10-20 2019-05-28 Micron Technology, Inc. Autocorrelation and memory allocation for wireless communication
CN107894597B (zh) * 2017-10-27 2021-01-01 西安电子科技大学 基于线性虚拟阵元的自适应调零方法
KR101962821B1 (ko) 2018-01-18 2019-07-31 동우 화인켐 주식회사 필름 안테나 및 이를 포함하는 디스플레이 장치
US10715242B1 (en) * 2019-09-25 2020-07-14 Facebook, Inc. Grouping antenna elements to enhanced an antenna array response resolution
CN115550828B (zh) * 2022-11-25 2023-04-04 杭州兆华电子股份有限公司 一种适用于tws蓝牙耳机适配测试系统的构建方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100241503B1 (ko) 1996-01-17 2000-02-01 이상철 배열안테나를 이용한 이동통신 시스템에서의 송수신 신호 처리방법 및 장치
KR100197794B1 (ko) 1996-05-25 1999-06-15 최승원 무선통신시스템에서 간섭을 최소화하고 잡음의 영향을 줄여주기 위한 신호처리 장치 및 방법
KR100229094B1 (ko) 1996-06-28 1999-11-01 최승원 수신신호에 대한 자기상관행렬의 최대고유치에 대응하는 고유벡터를 이용한 배열 안테나의 신호 처리 방법
KR100292040B1 (ko) 1997-07-05 2001-07-12 최승원 다중빔배열안테나의빔선택방법및그를이용한송수신장치

Also Published As

Publication number Publication date
EP1145381A1 (de) 2001-10-17
KR20010099929A (ko) 2001-11-09
KR100795778B1 (ko) 2008-01-21
EP1145381A4 (de) 2004-06-23
CN1334978A (zh) 2002-02-06
US6462709B1 (en) 2002-10-08
KR20000041527A (ko) 2000-07-15
DE69937648T2 (de) 2008-10-30
WO2000038276A1 (en) 2000-06-29
ATE379853T1 (de) 2007-12-15
AU1894100A (en) 2000-07-12
EP1145381B1 (de) 2007-11-28
CN1225058C (zh) 2005-10-26

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Legal Events

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Owner name: INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HAN, KR

Owner name: SAS TECHNOLOGIES CO. LTD., SEOUL/SOUL, KR