CA2301216C - A method for electronically beam forming acoustical signals and acoustical sensor apparatus - Google Patents

A method for electronically beam forming acoustical signals and acoustical sensor apparatus Download PDF

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Publication number
CA2301216C
CA2301216C CA002301216A CA2301216A CA2301216C CA 2301216 C CA2301216 C CA 2301216C CA 002301216 A CA002301216 A CA 002301216A CA 2301216 A CA2301216 A CA 2301216A CA 2301216 C CA2301216 C CA 2301216C
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CA
Canada
Prior art keywords
unit
signal
output
transducers
signals
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 - Fee Related
Application number
CA002301216A
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English (en)
French (fr)
Other versions
CA2301216A1 (en
Inventor
Joseph Maisano
Werner Hottinger
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.)
Sonova Holding AG
Original Assignee
Phonak AG
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 Phonak AG filed Critical Phonak AG
Publication of CA2301216A1 publication Critical patent/CA2301216A1/en
Application granted granted Critical
Publication of CA2301216C publication Critical patent/CA2301216C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00—Electric hearing aids
    • H04R25/40—Arrangements for obtaining a desired directivity characteristic
    • H04R25/407—Circuits for combining signals of a plurality 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
    • H04R3/00—Circuits for transducers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00—Electric hearing aids
    • H04R25/50—Customised settings for obtaining desired overall acoustical characteristics
    • H04R25/505—Customised settings for obtaining desired overall acoustical characteristics using digital signal processing

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Neurosurgery (AREA)
  • Otolaryngology (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
CA002301216A 1997-08-20 1998-06-08 A method for electronically beam forming acoustical signals and acoustical sensor apparatus Expired - Fee Related CA2301216C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP97114413.4 1997-08-20
EP97114413A EP0820210A3 (de) 1997-08-20 1997-08-20 Verfahren zur elektronischen Strahlformung von akustischen Signalen und akustisches Sensorgerät
PCT/IB1998/000889 WO1999009786A1 (en) 1997-08-20 1998-06-08 A method for electronically beam forming acoustical signals and acoustical sensor apparatus

Publications (2)

Publication Number Publication Date
CA2301216A1 CA2301216A1 (en) 1999-02-25
CA2301216C true CA2301216C (en) 2004-07-13

Family

ID=8227250

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002301216A Expired - Fee Related CA2301216C (en) 1997-08-20 1998-06-08 A method for electronically beam forming acoustical signals and acoustical sensor apparatus

Country Status (14)

Country Link
EP (2) EP0820210A3 (de)
JP (1) JP2001516196A (de)
KR (1) KR20010023076A (de)
CN (1) CN1267445A (de)
AT (1) ATE213581T1 (de)
AU (1) AU746584B2 (de)
CA (1) CA2301216C (de)
DE (1) DE69803933T2 (de)
DK (1) DK1005783T3 (de)
IL (1) IL134435A (de)
NZ (1) NZ502883A (de)
RU (1) RU2185710C2 (de)
TR (1) TR200000457T2 (de)
WO (1) WO1999009786A1 (de)

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US7369669B2 (en) † 2002-05-15 2008-05-06 Micro Ear Technology, Inc. Diotic presentation of second-order gradient directional hearing aid signals
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US20040175008A1 (en) 2003-03-07 2004-09-09 Hans-Ueli Roeck Method for producing control signals, method of controlling signal and a hearing device
DK1326478T3 (en) 2003-03-07 2014-12-08 Phonak Ag Method for producing control signals and binaural hearing device system
US7286672B2 (en) 2003-03-07 2007-10-23 Phonak Ag Binaural hearing device and method for controlling a hearing device system
DE10312065B4 (de) * 2003-03-18 2005-10-13 Technische Universität Berlin Verfahren und Vorrichtung zum Entmischen akustischer Signale
DE10313330B4 (de) * 2003-03-25 2005-04-14 Siemens Audiologische Technik Gmbh Verfahren zur Unterdrückung mindestens eines akustischen Störsignals und Vorrichtung zur Durchführung des Verfahrens
DE10331956C5 (de) * 2003-07-16 2010-11-18 Siemens Audiologische Technik Gmbh Hörhilfegerät sowie Verfahren zum Betrieb eines Hörhilfegerätes mit einem Mikrofonsystem, bei dem unterschiedliche Richtcharakteistiken einstellbar sind
DE10334396B3 (de) * 2003-07-28 2004-10-21 Siemens Audiologische Technik Gmbh Hörhilfegerät sowie Verfahren zum Betrieb eines Hörhilfegerätes mit einem Mikrofonsystem, bei dem unterschiedliche Richtcharakteristiken einstellbar sind
US7212643B2 (en) 2004-02-10 2007-05-01 Phonak Ag Real-ear zoom hearing device
EP1443798B1 (de) * 2004-02-10 2006-06-07 Phonak Ag Hörhilfegerät mit einer Zoom-Funktion für das Ohr eines Individuums
US7415117B2 (en) * 2004-03-02 2008-08-19 Microsoft Corporation System and method for beamforming using a microphone array
DE102004010867B3 (de) * 2004-03-05 2005-08-18 Siemens Audiologische Technik Gmbh Verfahren und Vorrichtung zum Anpassen der Phasen von Mikrofonen eines Hörgeräterichtmikrofons
EP1738567B1 (de) * 2004-03-31 2011-06-15 Swisscom AG Brillengestell mit integriertem akustischem kommunikationssystem zur kommunikation mit einem mobilfunkgerät und entsprechendes verfahren
US8275147B2 (en) 2004-05-05 2012-09-25 Deka Products Limited Partnership Selective shaping of communication signals
DE102006046638A1 (de) 2005-12-15 2007-06-21 Strothmann, Rolf, Dr.rer.nat. Vorrichtung und Verfahren zur Ermittlung der Drehlage des Rotors einer elektrischen Maschine
US8249284B2 (en) 2006-05-16 2012-08-21 Phonak Ag Hearing system and method for deriving information on an acoustic scene
WO2008061534A1 (en) 2006-11-24 2008-05-29 Rasmussen Digital Aps Signal processing using spatial filter
WO2009019748A1 (ja) * 2007-08-03 2009-02-12 Fujitsu Limited 受音装置、指向特性導出方法、指向特性導出装置及びコンピュータプログラム
US8396234B2 (en) 2008-02-05 2013-03-12 Phonak Ag Method for reducing noise in an input signal of a hearing device as well as a hearing device
EP2088802B1 (de) 2008-02-07 2013-07-10 Oticon A/S Verfahren zur Schätzung der Gewichtungsfunktion von Audiosignalen in einem Hörgerät
DE102008046040B4 (de) 2008-09-05 2012-03-15 Siemens Medical Instruments Pte. Ltd. Verfahren zum Betrieb einer Hörvorrichtung mit Richtwirkung und zugehörige Hörvorrichtung
EP2192794B1 (de) 2008-11-26 2017-10-04 Oticon A/S Verbesserungen für Hörgerätalgorithmen
EP2262285B1 (de) 2009-06-02 2016-11-30 Oticon A/S Hörvorrichtung mit verbesserten Lokalisierungshinweisen, deren Verwendung und ein Verfahren
EP2457384B1 (de) * 2009-07-24 2020-09-09 MediaTek Inc. Audio-strahlformung
DK2306457T3 (en) 2009-08-24 2017-01-16 Oticon As Automatic audio recognition based on binary time frequency units
EP2352312B1 (de) 2009-12-03 2013-07-31 Oticon A/S Verfahren zur dynamischen Unterdrückung von Umgebungsgeräuschen beim Hören elektrischer Eingänge
EP2360943B1 (de) 2009-12-29 2013-04-17 GN Resound A/S Strahlformung in Hörgeräten
EP2372700A1 (de) 2010-03-11 2011-10-05 Oticon A/S Sprachverständlichkeitsprädikator und Anwendungen dafür
EP2381700B1 (de) 2010-04-20 2015-03-11 Oticon A/S Signalhallunterdrückung mittels Umgebungsinformationen
WO2012010195A1 (en) 2010-07-19 2012-01-26 Advanced Bionics Ag Hearing instrument and method of operating the same
DK2439958T3 (da) 2010-10-06 2013-08-12 Oticon As Fremgangsmåde til bestemmelse af parametre i en adaptiv lydbehandlings-algoritme og et lydbehandlingssystem
DK2463856T3 (da) 2010-12-09 2014-09-22 Oticon As Fremgangsmåde til at reducere artefakter i algoritmer med hurtig varierende forstærkning
EP2656632A2 (de) 2010-12-20 2013-10-30 Phonak AG Verfahren und system zur stimmenverstärkung in einem raum
DK2503794T3 (en) 2011-03-24 2017-01-30 Oticon As Audio processing device, system, application and method
EP2519032A1 (de) 2011-04-26 2012-10-31 Oticon A/s System mit einer tragbaren elektronischen Vorrichtung mit Zeitfunktion
EP2528358A1 (de) 2011-05-23 2012-11-28 Oticon A/S Verfahren zur Identifizierung eines drahtlosen Kommunikationskanals in einem Tonsystem
EP2541973B1 (de) 2011-06-27 2014-04-23 Oticon A/s Rückkoppelungssteuerung in einer Hörvorrichtung
EP2560410B1 (de) 2011-08-15 2019-06-19 Oticon A/s Ausgangsmodulationsregelung in einem hörgerät
DK2563044T3 (da) 2011-08-23 2014-11-03 Oticon As En fremgangsmåde, en lytteanordning og et lyttesystem for at maksimere en bedre øreeffekt
EP2563045B1 (de) 2011-08-23 2014-07-23 Oticon A/s Verfahren und binaurales System zur Maximierung eines Effekts des besseren Ohrs.
EP2574082A1 (de) 2011-09-20 2013-03-27 Oticon A/S Steuerung eines adaptiven Feedback-Abbruchsystems basierend auf der Sondensignaleingabe
EP2584794A1 (de) 2011-10-17 2013-04-24 Oticon A/S Für Echtzeitkommunikation mit räumlicher Informationsbereitstellung in einem Audiostrom angepasstes Hörsystem
DK2613567T3 (da) 2012-01-03 2014-10-27 Oticon As Fremgangsmåde til forbedring af et langtidstilbagekoblingsvejestimat i en lytteanordning
DK2613566T3 (en) 2012-01-03 2016-10-17 Oticon As A listening device and method for monitoring the placement of an earplug for a listening device
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CN104464739B (zh) 2013-09-18 2017-08-11 华为技术有限公司 音频信号处理方法及装置、差分波束形成方法及装置
CN112240909A (zh) * 2020-09-30 2021-01-19 山东大学 一种桥梁拉索断丝声信号采集系统及方法
CN112492475B (zh) * 2020-11-30 2022-01-11 瑞声新能源发展(常州)有限公司科教城分公司 Mems麦克风及其工作控制方法

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Also Published As

Publication number Publication date
EP1005783A1 (de) 2000-06-07
IL134435A0 (en) 2001-04-30
EP0820210A3 (de) 1998-04-01
AU746584B2 (en) 2002-05-02
ATE213581T1 (de) 2002-03-15
TR200000457T2 (tr) 2000-05-22
CA2301216A1 (en) 1999-02-25
EP1005783B1 (de) 2002-02-20
AU7544198A (en) 1999-03-08
DE69803933T2 (de) 2002-10-10
CN1267445A (zh) 2000-09-20
EP0820210A2 (de) 1998-01-21
JP2001516196A (ja) 2001-09-25
RU2185710C2 (ru) 2002-07-20
WO1999009786A1 (en) 1999-02-25
KR20010023076A (ko) 2001-03-26
DK1005783T3 (da) 2002-05-21
IL134435A (en) 2004-03-28
NZ502883A (en) 2002-10-25
DE69803933D1 (de) 2002-03-28

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