NL1015839A1 - Microfoonarraysysteem. - Google Patents

Microfoonarraysysteem.

Info

Publication number
NL1015839A1
NL1015839A1 NL1015839A NL1015839A NL1015839A1 NL 1015839 A1 NL1015839 A1 NL 1015839A1 NL 1015839 A NL1015839 A NL 1015839A NL 1015839 A NL1015839 A NL 1015839A NL 1015839 A1 NL1015839 A1 NL 1015839A1
Authority
NL
Netherlands
Prior art keywords
microphone array
array system
microphone
array
Prior art date
Application number
NL1015839A
Other languages
English (en)
Other versions
NL1015839C2 (nl
Inventor
Naoshi Matsuo
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Publication of NL1015839A1 publication Critical patent/NL1015839A1/nl
Application granted granted Critical
Publication of NL1015839C2 publication Critical patent/NL1015839C2/nl

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R5/00—Stereophonic arrangements
    • H04R5/027—Spatial or constructional arrangements of microphones, e.g. in dummy heads
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H04R3/005—Circuits for transducers, loudspeakers or microphones for combining the signals of two or more microphones

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
NL1015839A 1999-08-03 2000-07-31 Microfoonarraysysteem. NL1015839C2 (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP22030099A JP3863323B2 (ja) 1999-08-03 1999-08-03 マイクロホンアレイ装置
JP22030099 1999-08-03

Publications (2)

Publication Number Publication Date
NL1015839A1 true NL1015839A1 (nl) 2001-02-06
NL1015839C2 NL1015839C2 (nl) 2003-01-28

Family

ID=16749007

Family Applications (1)

Application Number Title Priority Date Filing Date
NL1015839A NL1015839C2 (nl) 1999-08-03 2000-07-31 Microfoonarraysysteem.

Country Status (3)

Country Link
US (1) US6600824B1 (nl)
JP (1) JP3863323B2 (nl)
NL (1) NL1015839C2 (nl)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109633527A (zh) * 2018-12-14 2019-04-16 南京理工大学 基于低秩及几何约束的嵌入式平面麦克风阵列声源测向方法

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JP3541339B2 (ja) * 1997-06-26 2004-07-07 富士通株式会社 マイクロホンアレイ装置
JP3344647B2 (ja) * 1998-02-18 2002-11-11 富士通株式会社 マイクロホンアレイ装置
DE19812697A1 (de) * 1998-03-23 1999-09-30 Volkswagen Ag Verfahren und Einrichtung zum Betrieb einer Mikrofonanordnung, insbesondere in einem Kraftfahrzeug
JP3863306B2 (ja) * 1998-10-28 2006-12-27 富士通株式会社 マイクロホンアレイ装置
DE19854373B4 (de) * 1998-11-25 2005-02-24 Robert Bosch Gmbh Verfahren zur Steuerung der Empfindlichkeit eines Mikrofons
US20020031234A1 (en) * 2000-06-28 2002-03-14 Wenger Matthew P. Microphone system for in-car audio pickup
US7039198B2 (en) * 2000-11-10 2006-05-02 Quindi Acoustic source localization system and method
US7130705B2 (en) * 2001-01-08 2006-10-31 International Business Machines Corporation System and method for microphone gain adjust based on speaker orientation
US7123727B2 (en) * 2001-07-18 2006-10-17 Agere Systems Inc. Adaptive close-talking differential microphone array
US20030072456A1 (en) * 2001-10-17 2003-04-17 David Graumann Acoustic source localization by phase signature
JP2006523058A (ja) * 2003-04-08 2006-10-05 コーニンクレッカ　フィリップス　エレクトロニクス　エヌ　ヴィ マイクロフォン信号における干渉ノイズ信号部分を低減する方法及び装置
GB2415584B (en) * 2004-06-26 2007-09-26 Hewlett Packard Development Co System and method of generating an audio signal
US7327849B2 (en) * 2004-08-09 2008-02-05 Brigham Young University Energy density control system using a two-dimensional energy density sensor
US20060264231A1 (en) * 2005-01-20 2006-11-23 Hong Zhang System and/or method for speed estimation in communication systems
US7541976B2 (en) * 2005-01-20 2009-06-02 New Jersey Institute Of Technology System and/or method for estimating speed of a transmitting object
JP2006245725A (ja) * 2005-03-01 2006-09-14 Yamaha Corp マイクロフォンシステム
JPWO2007046435A1 (ja) * 2005-10-21 2009-04-23 パナソニック株式会社 騒音制御装置
JP4051408B2 (ja) 2005-12-05 2008-02-27 株式会社ダイマジック 収音・再生方法および装置
US8213634B1 (en) * 2006-08-07 2012-07-03 Daniel Technology, Inc. Modular and scalable directional audio array with novel filtering
US7953233B2 (en) * 2007-03-20 2011-05-31 National Semiconductor Corporation Synchronous detection and calibration system and method for differential acoustic sensors
JP4898907B2 (ja) * 2007-03-29 2012-03-21 有限会社フレックスアイ 収音方法および装置
TWI327230B (en) * 2007-04-03 2010-07-11 Ind Tech Res Inst Sound source localization system and sound soure localization method
JP4455614B2 (ja) * 2007-06-13 2010-04-21 株式会社東芝 音響信号処理方法及び装置
JP5156934B2 (ja) 2008-03-07 2013-03-06 学校法人日本大学 音響測定装置
US8798955B2 (en) 2008-06-20 2014-08-05 Nihon University Acoustic energy measurement device, and acoustic performance evaluation device and acoustic information measurement device using the same
US20100008515A1 (en) * 2008-07-10 2010-01-14 David Robert Fulton Multiple acoustic threat assessment system
JP5590951B2 (ja) 2010-04-12 2014-09-17 アルパイン株式会社 音場制御装置および音場制御方法
AU2011334851B2 (en) 2010-12-03 2015-01-22 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Sound acquisition via the extraction of geometrical information from direction of arrival estimates
JP2012133250A (ja) * 2010-12-24 2012-07-12 Sony Corp 音情報表示装置、音情報表示方法およびプログラム
DE102011012573B4 (de) * 2011-02-26 2021-09-16 Paragon Ag Sprachbedienvorrichtung für Kraftfahrzeuge und Verfahren zur Auswahl eines Mikrofons für den Betrieb einer Sprachbedienvorrichtung
US9143879B2 (en) 2011-10-19 2015-09-22 James Keith McElveen Directional audio array apparatus and system
FR2998438A1 (fr) * 2012-11-16 2014-05-23 France Telecom Acquisition de donnees sonores spatialisees
WO2014113891A1 (en) * 2013-01-25 2014-07-31 Hu Hai Devices and methods for the visualization and localization of sound
US9258647B2 (en) 2013-02-27 2016-02-09 Hewlett-Packard Development Company, L.P. Obtaining a spatial audio signal based on microphone distances and time delays
US9482592B2 (en) * 2014-09-24 2016-11-01 General Monitors, Inc. Directional ultrasonic gas leak detector
JP6485370B2 (ja) * 2016-01-14 2019-03-20 トヨタ自動車株式会社 ロボット
WO2018087622A1 (en) * 2016-11-11 2018-05-17 Distran Ag Internal failure detection of an external failure detection system for industrial plants
US10841724B1 (en) * 2017-01-24 2020-11-17 Ha Tran Enhanced hearing system
WO2019012587A1 (ja) * 2017-07-10 2019-01-17 ヤマハ株式会社 ゲイン調整装置、遠隔会話装置、ゲイン調整方法、およびゲイン調整プログラム
EP3531090A1 (en) * 2018-02-27 2019-08-28 Distran AG Estimation of the sensitivity of a detector device comprising a transducer array
EP4147230A4 (en) 2020-05-08 2024-04-10 Microsoft Technology Licensing Llc SYSTEM AND METHOD FOR DATA AUGMENTATION FOR MULTIMICROPHONE SIGNAL PROCESSING

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JP2687613B2 (ja) 1989-08-25 1997-12-08 ソニー株式会社 マイクロホン装置
JPH05316587A (ja) * 1992-05-08 1993-11-26 Sony Corp マイクロホン装置
JP3064690B2 (ja) 1992-09-10 2000-07-12 松下電器産業株式会社 マイクロホン装置
KR940021467U (ko) * 1993-02-08 1994-09-24 푸쉬-풀 사운드 캐취 마이크로폰
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US5657393A (en) * 1993-07-30 1997-08-12 Crow; Robert P. Beamed linear array microphone system
US5473701A (en) * 1993-11-05 1995-12-05 At&T Corp. Adaptive microphone array
DE69527731T2 (de) * 1994-05-18 2003-04-03 Nippon Telegraph & Telephone Sender-Empfänger mit einem akustischen Wandler vom Ohrpassstück-Typ
CA2157418C (en) 1994-09-01 1999-07-13 Osamu Hoshuyama Beamformer using coefficient restrained adaptive filters for detecting interference signals
US5581495A (en) * 1994-09-23 1996-12-03 United States Of America Adaptive signal processing array with unconstrained pole-zero rejection of coherent and non-coherent interfering signals
JP3531084B2 (ja) 1996-03-01 2004-05-24 富士通株式会社 指向性マイクロフォン装置
US5825898A (en) * 1996-06-27 1998-10-20 Lamar Signal Processing Ltd. System and method for adaptive interference cancelling
JP3797751B2 (ja) * 1996-11-27 2006-07-19 富士通株式会社 マイクロホンシステム
JP3541339B2 (ja) * 1997-06-26 2004-07-07 富士通株式会社 マイクロホンアレイ装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109633527A (zh) * 2018-12-14 2019-04-16 南京理工大学 基于低秩及几何约束的嵌入式平面麦克风阵列声源测向方法

Also Published As

Publication number Publication date
JP3863323B2 (ja) 2006-12-27
JP2001045590A (ja) 2001-02-16
NL1015839C2 (nl) 2003-01-28
US6600824B1 (en) 2003-07-29

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RD2N Patents in respect of which a decision has been taken or a report has been made (novelty report)

Effective date: 20021127

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Effective date: 20150201