JP4392248B2 - トランスデューサのビーム形成アレイ - Google Patents

トランスデューサのビーム形成アレイ Download PDF

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Publication number
JP4392248B2
JP4392248B2 JP2003577371A JP2003577371A JP4392248B2 JP 4392248 B2 JP4392248 B2 JP 4392248B2 JP 2003577371 A JP2003577371 A JP 2003577371A JP 2003577371 A JP2003577371 A JP 2003577371A JP 4392248 B2 JP4392248 B2 JP 4392248B2
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Japan
Prior art keywords
array
dimensional array
sub
transducers
arrays
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Expired - Lifetime
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JP2003577371A
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English (en)
Japanese (ja)
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JP2005521283A5 (https=
JP2005521283A (ja
Inventor
クリステンセン，ヤコブ，ユール
ハル，ユルゲン
Original Assignee
ブリュエル アンド ケアー サウンド アンド ヴァイブレーション メジャーメント エー／エス
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Publication of JP2005521283A publication Critical patent/JP2005521283A/ja
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers
    • H04R3/12—Circuits for transducers for distributing signals to two or more loudspeakers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/06—Arrays of individually energised antenna units similarly polarised and spaced apart
    • H01Q21/061—Two dimensional planar arrays
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/06—Arrays of individually energised antenna units similarly polarised and spaced apart
    • H01Q21/22—Antenna units of the array energised non-uniformly in amplitude or phase, e.g. tapered array or binomial array
    • 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
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
    • H04R1/40—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers
    • H04R1/403—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers loud-speakers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
    • H04R1/40—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers
    • H04R1/406—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers microphones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers
    • H04R3/005—Circuits for transducers for combining the signals of two or more microphones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R2201/00—Details of transducers, loudspeakers or microphones covered by H04R1/00 but not provided for in any of its subgroups
    • H04R2201/40—Details of arrangements for obtaining desired directional characteristic by combining a number of identical transducers covered by H04R1/40 but not provided for in any of its subgroups
    • H04R2201/401—2D or 3D arrays of transducers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R2201/00—Details of transducers, loudspeakers or microphones covered by H04R1/00 but not provided for in any of its subgroups
    • H04R2201/40—Details of arrangements for obtaining desired directional characteristic by combining a number of identical transducers covered by H04R1/40 but not provided for in any of its subgroups
    • H04R2201/405—Non-uniform arrays of transducers or a plurality of uniform arrays with different transducer spacing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R2430/00—Signal processing covered by H04R, not provided for in its groups
    • H04R2430/20—Processing of the output signals of the acoustic transducers of an array for obtaining a desired directivity characteristic

Landscapes

  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • General Health & Medical Sciences (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
JP2003577371A 2002-03-15 2003-03-14 トランスデューサのビーム形成アレイ Expired - Lifetime JP4392248B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DK200200412A DK174558B1 (da) 2002-03-15 2002-03-15 Stråleformende transducer-antennesystem
PCT/DK2003/000166 WO2003079486A1 (en) 2002-03-15 2003-03-14 Beam forming array of transducers

Publications (3)

Publication Number Publication Date
JP2005521283A JP2005521283A (ja) 2005-07-14
JP2005521283A5 JP2005521283A5 (https=) 2006-05-18
JP4392248B2 true JP4392248B2 (ja) 2009-12-24

Family

ID=8161229

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2003577371A Expired - Lifetime JP4392248B2 (ja) 2002-03-15 2003-03-14 トランスデューサのビーム形成アレイ

Country Status (7)

Country Link
US (1) US7098865B2 (https=)
EP (1) EP1485968B1 (https=)
JP (1) JP4392248B2 (https=)
AT (1) ATE511707T1 (https=)
AU (1) AU2003214025A1 (https=)
DK (1) DK174558B1 (https=)
WO (1) WO2003079486A1 (https=)

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JP4983630B2 (ja) * 2008-02-05 2012-07-25 ヤマハ株式会社 放収音装置
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EP2297557B1 (en) * 2008-07-08 2013-10-30 Brüel & Kjaer Sound & Vibration Measurement A/S Reconstructing an acoustic field
US8009507B2 (en) * 2009-01-09 2011-08-30 The Boeing Company System and method for adaptable aperture planar phased array
JP2011055413A (ja) * 2009-09-04 2011-03-17 Nec Toshiba Space Systems Ltd ラジアルラインスロットアレイアンテナの広帯域化
DE102009029503B4 (de) * 2009-09-16 2025-08-28 Robert Bosch Gmbh Radarsensorvorrichtung mit wenigstens einer planaren Antenneneinrichtung
EP2510404B1 (en) 2009-12-11 2019-05-22 Sorama Holding B.V. Acoustic transducer assembly
FR2971341B1 (fr) * 2011-02-04 2014-01-24 Microdb Dispositif de localisation acoustique
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ES2727786T3 (es) * 2012-05-31 2019-10-18 Univ Mississippi Sistemas y métodos para detectar señales acústicas transitorias
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CN105191345B (zh) * 2013-03-29 2016-11-02 日产自动车株式会社 声源探测用麦克风支承装置
US9554207B2 (en) 2015-04-30 2017-01-24 Shure Acquisition Holdings, Inc. Offset cartridge microphones
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US10602265B2 (en) * 2015-05-04 2020-03-24 Rensselaer Polytechnic Institute Coprime microphone array system
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WO2019167671A1 (ja) 2018-03-02 2019-09-06 ソニー株式会社 マイクロホンアレイ、収録装置および方法、並びにプログラム
EP3769106A1 (de) 2018-03-19 2021-01-27 Seven Bel GmbH Vorrichtung, system und verfahren zur räumlichen lokalisierung von schallquellen
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CN112601941A (zh) * 2018-09-21 2021-04-02 日本电产株式会社 麦克风阵列装置和声学分析系统
CN109356576B (zh) * 2018-10-23 2022-05-03 中国石油化工股份有限公司 测量平面径向流驱替压力梯度的物模实验装置
JP7572964B2 (ja) 2019-03-21 2024-10-24 シュアー アクイジッション ホールディングス インコーポレイテッド 阻止機能を伴うビーム形成マイクロフォンローブの自動集束、領域内自動集束、および自動配置
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Also Published As

Publication number Publication date
US7098865B2 (en) 2006-08-29
EP1485968B1 (en) 2011-06-01
WO2003079486A1 (en) 2003-09-25
AU2003214025A1 (en) 2003-09-29
DK174558B1 (da) 2003-06-02
US20050225497A1 (en) 2005-10-13
ATE511707T1 (de) 2011-06-15
EP1485968A1 (en) 2004-12-15
JP2005521283A (ja) 2005-07-14

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