AU2001265797A1 - Beam forming method - Google Patents

Beam forming method

Info

Publication number
AU2001265797A1
AU2001265797A1 AU2001265797A AU6579701A AU2001265797A1 AU 2001265797 A1 AU2001265797 A1 AU 2001265797A1 AU 2001265797 A AU2001265797 A AU 2001265797A AU 6579701 A AU6579701 A AU 6579701A AU 2001265797 A1 AU2001265797 A1 AU 2001265797A1
Authority
AU
Australia
Prior art keywords
forming method
beam forming
forming
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.)
Abandoned
Application number
AU2001265797A
Other languages
English (en)
Inventor
Christopher Brunner
Martin Haardt
Joachim Hammerschmidt
Alexander Seeger
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.)
Siemens AG
Original Assignee
Siemens AG
Siemens Corp
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 Siemens AG, Siemens Corp filed Critical Siemens AG
Publication of AU2001265797A1 publication Critical patent/AU2001265797A1/en
Abandoned 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
    • H04B7/06—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
    • H04B7/0619—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 using feedback from receiving side
    • H04B7/0621—Feedback content
    • H04B7/0634—Antenna weights or vector/matrix coefficients
    • 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
    • H04B7/0619—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 using feedback from receiving side
    • H04B7/0636—Feedback format
    • H04B7/0645—Variable feedback
    • H04B7/065—Variable contents, e.g. long-term or short-short
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Mobile Radio Communication Systems (AREA)
AU2001265797A 2000-05-25 2001-05-17 Beam forming method Abandoned AU2001265797A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE10026077A DE10026077B4 (de) 2000-05-25 2000-05-25 Strahlformungsverfahren
DE10026077 2000-05-25
PCT/DE2001/001883 WO2001091323A1 (de) 2000-05-25 2001-05-17 Strahlformungsverfahren

Publications (1)

Publication Number Publication Date
AU2001265797A1 true AU2001265797A1 (en) 2001-12-03

Family

ID=7643632

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001265797A Abandoned AU2001265797A1 (en) 2000-05-25 2001-05-17 Beam forming method

Country Status (6)

Country Link
US (1) US7096041B2 (cg-RX-API-DMAC7.html)
EP (1) EP1284052A1 (cg-RX-API-DMAC7.html)
JP (2) JP3987727B2 (cg-RX-API-DMAC7.html)
AU (1) AU2001265797A1 (cg-RX-API-DMAC7.html)
DE (1) DE10026077B4 (cg-RX-API-DMAC7.html)
WO (1) WO2001091323A1 (cg-RX-API-DMAC7.html)

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US7206554B1 (en) 2002-06-28 2007-04-17 Arraycomm Llc Transmit diversity with formed beams in a wireless communications system using a common pilot channel
US6865377B1 (en) 2002-06-28 2005-03-08 Arraycomm, Inc. Combined open and closed loop beam forming in a multiple array radio communication system
US6999794B1 (en) 2002-06-28 2006-02-14 Arraycomm Llc Transmission of a common pilot channel from a beamforming transmit antenna array
US7221699B1 (en) 2002-06-28 2007-05-22 Arraycomm Llc External correction of errors between traffic and training in a wireless communications system
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TWI435559B (zh) * 2008-08-14 2014-04-21 韓國電子通信研究院 產生成束向量的方法及提供用以產生成束向量之資訊的方法
FR2935493B1 (fr) * 2008-09-04 2010-09-10 Canon Kk Procede et dispositif de suivi d'antenne.
KR101588712B1 (ko) * 2010-11-16 2016-01-26 삼성전자주식회사 셀 내부 단말간 협력에 기반한 셀간 간섭 제어 방법 및 장치
JP4730677B1 (ja) * 2011-01-27 2011-07-20 日本電気株式会社 情報処理装置及び情報処理方法並びに情報処理プログラム
KR101772040B1 (ko) * 2013-01-02 2017-08-29 삼성전자주식회사 이동통신 시스템에서 빠른 빔 링크 형성을 위한 방법 및 장치
GB2513884B (en) 2013-05-08 2015-06-17 Univ Bristol Method and apparatus for producing an acoustic field
US9612658B2 (en) 2014-01-07 2017-04-04 Ultrahaptics Ip Ltd Method and apparatus for providing tactile sensations
GB2530036A (en) 2014-09-09 2016-03-16 Ultrahaptics Ltd Method and apparatus for modulating haptic feedback
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KR102524966B1 (ko) 2015-02-20 2023-04-21 울트라햅틱스 아이피 엘티디 햅틱 시스템에서의 알고리즘 개선
US10818162B2 (en) 2015-07-16 2020-10-27 Ultrahaptics Ip Ltd Calibration techniques in haptic systems
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US10531212B2 (en) 2016-06-17 2020-01-07 Ultrahaptics Ip Ltd. Acoustic transducers in haptic systems
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US10755538B2 (en) 2016-08-09 2020-08-25 Ultrahaptics ilP LTD Metamaterials and acoustic lenses in haptic systems
US10943578B2 (en) 2016-12-13 2021-03-09 Ultrahaptics Ip Ltd Driving techniques for phased-array systems
US10497358B2 (en) 2016-12-23 2019-12-03 Ultrahaptics Ip Ltd Transducer driver
CN110506396B (zh) * 2017-04-13 2023-03-21 索尼公司 具有混合波束成形的通信装置和方法
US10609714B2 (en) * 2017-07-12 2020-03-31 Qualcomm Incorporated Spatial listen before talk
US11531395B2 (en) 2017-11-26 2022-12-20 Ultrahaptics Ip Ltd Haptic effects from focused acoustic fields
WO2019122916A1 (en) 2017-12-22 2019-06-27 Ultrahaptics Limited Minimizing unwanted responses in haptic systems
EP3729417B1 (en) 2017-12-22 2025-09-10 Ultrahaptics Ip Ltd Tracking in haptic systems
JP7354146B2 (ja) 2018-05-02 2023-10-02 ウルトラハプティクス アイピー リミテッド 改善された音響伝達効率のための遮断板構造体
DE102018208884A1 (de) 2018-06-06 2019-12-12 Bayerische Motoren Werke Ag Verfahren und Steuervorrichtung zum Betreiben einer Sendeanlage eines Funkschlüsselsystems eines Kraftfahrzeugs sowie Kraftfahrzeug mit einer solchen Sendeanlage
US11098951B2 (en) 2018-09-09 2021-08-24 Ultrahaptics Ip Ltd Ultrasonic-assisted liquid manipulation
US11378997B2 (en) 2018-10-12 2022-07-05 Ultrahaptics Ip Ltd Variable phase and frequency pulse-width modulation technique
WO2020141330A2 (en) 2019-01-04 2020-07-09 Ultrahaptics Ip Ltd Mid-air haptic textures
US12373033B2 (en) 2019-01-04 2025-07-29 Ultrahaptics Ip Ltd Mid-air haptic textures
US11842517B2 (en) 2019-04-12 2023-12-12 Ultrahaptics Ip Ltd Using iterative 3D-model fitting for domain adaptation of a hand-pose-estimation neural network
KR20220080737A (ko) 2019-10-13 2022-06-14 울트라립 리미티드 가상 마이크로폰들에 의한 동적 캡핑
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Also Published As

Publication number Publication date
JP2004501552A (ja) 2004-01-15
US7096041B2 (en) 2006-08-22
DE10026077B4 (de) 2007-03-22
EP1284052A1 (de) 2003-02-19
JP3987727B2 (ja) 2007-10-10
JP2006067623A (ja) 2006-03-09
WO2001091323A1 (de) 2001-11-29
US20030144032A1 (en) 2003-07-31
DE10026077A1 (de) 2001-12-06

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