EP1465453A3 - Réglage automatique d'un système de microphone directionnel avec au moins trois microphones - Google Patents

Réglage automatique d'un système de microphone directionnel avec au moins trois microphones Download PDF

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Publication number
EP1465453A3
EP1465453A3 EP04004215A EP04004215A EP1465453A3 EP 1465453 A3 EP1465453 A3 EP 1465453A3 EP 04004215 A EP04004215 A EP 04004215A EP 04004215 A EP04004215 A EP 04004215A EP 1465453 A3 EP1465453 A3 EP 1465453A3
Authority
EP
European Patent Office
Prior art keywords
microphones
microphone system
automatic adjustment
directional microphone
microphone
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.)
Granted
Application number
EP04004215A
Other languages
German (de)
English (en)
Other versions
EP1465453B1 (fr
EP1465453A2 (fr
Inventor
Torsten Dr. Niederdränk
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.)
Sivantos GmbH
Original Assignee
Siemens Audioligische Technik GmbH
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 Audioligische Technik GmbH filed Critical Siemens Audioligische Technik GmbH
Publication of EP1465453A2 publication Critical patent/EP1465453A2/fr
Publication of EP1465453A3 publication Critical patent/EP1465453A3/fr
Application granted granted Critical
Publication of EP1465453B1 publication Critical patent/EP1465453B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • H04R25/00—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception
    • H04R25/35—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception using translation techniques
    • H04R25/356—Amplitude, e.g. amplitude shift or compression
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception
    • 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; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R29/00—Monitoring arrangements; Testing arrangements
    • H04R29/004—Monitoring arrangements; Testing arrangements for microphones
    • H04R29/005—Microphone arrays
    • H04R29/006—Microphone matching

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Neurosurgery (AREA)
  • Circuit For Audible Band Transducer (AREA)
EP04004215A 2003-03-11 2004-02-25 Réglage automatique d'un système de microphone directionnel avec au moins trois microphones Expired - Lifetime EP1465453B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10310579 2003-03-11
DE10310579A DE10310579B4 (de) 2003-03-11 2003-03-11 Automatischer Mikrofonabgleich bei einem Richtmikrofonsystem mit wenigstens drei Mikrofonen

Publications (3)

Publication Number Publication Date
EP1465453A2 EP1465453A2 (fr) 2004-10-06
EP1465453A3 true EP1465453A3 (fr) 2009-12-16
EP1465453B1 EP1465453B1 (fr) 2011-01-26

Family

ID=32842150

Family Applications (1)

Application Number Title Priority Date Filing Date
EP04004215A Expired - Lifetime EP1465453B1 (fr) 2003-03-11 2004-02-25 Réglage automatique d'un système de microphone directionnel avec au moins trois microphones

Country Status (4)

Country Link
US (1) US7474755B2 (fr)
EP (1) EP1465453B1 (fr)
DE (2) DE10310579B4 (fr)
DK (1) DK1465453T3 (fr)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004010867B3 (de) * 2004-03-05 2005-08-18 Siemens Audiologische Technik Gmbh Verfahren und Vorrichtung zum Anpassen der Phasen von Mikrofonen eines Hörgeräterichtmikrofons
EP1614528A1 (fr) 2004-07-01 2006-01-11 Alcan Technology & Management Ltd. Procédé de fabrication d'un matériau d'emballage
US7542580B2 (en) * 2005-02-25 2009-06-02 Starkey Laboratories, Inc. Microphone placement in hearing assistance devices to provide controlled directivity
KR100959050B1 (ko) * 2006-03-01 2010-05-20 소프트맥스 인코퍼레이티드 분리된 신호를 생성하는 시스템 및 방법
US8103030B2 (en) 2006-10-23 2012-01-24 Siemens Audiologische Technik Gmbh Differential directional microphone system and hearing aid device with such a differential directional microphone system
DE102006049870B4 (de) * 2006-10-23 2016-05-19 Sivantos Gmbh Differentielles Richtmikrofonsystem und Hörhilfsgerät mit einem solchen differentiellen Richtmikrofonsystem
US20080208538A1 (en) * 2007-02-26 2008-08-28 Qualcomm Incorporated Systems, methods, and apparatus for signal separation
US8160273B2 (en) * 2007-02-26 2012-04-17 Erik Visser Systems, methods, and apparatus for signal separation using data driven techniques
EP2475192A3 (fr) * 2007-12-11 2015-04-01 Bernafon AG Système d'assistance auditive comprenant un filtre adapté et procédé de mesure
US8175291B2 (en) * 2007-12-19 2012-05-08 Qualcomm Incorporated Systems, methods, and apparatus for multi-microphone based speech enhancement
US8321214B2 (en) * 2008-06-02 2012-11-27 Qualcomm Incorporated Systems, methods, and apparatus for multichannel signal amplitude balancing
DE102008049086B4 (de) * 2008-09-26 2011-12-15 Siemens Medical Instruments Pte. Ltd. Hörhilfegerät mit einem Richtmikrofonsystem sowie Verfahren zum Betrieb eines derartigen Hörhilfegerätes
US9648421B2 (en) * 2011-12-14 2017-05-09 Harris Corporation Systems and methods for matching gain levels of transducers
EP3629602A1 (fr) 2018-09-27 2020-04-01 Oticon A/s Appareil auditif et système auditif comprenant une multitude de beamformers adaptatifs à deux canaux
US11290809B2 (en) * 2019-07-14 2022-03-29 Peiker Acustic Gmbh Dynamic sensitivity matching of microphones in a microphone array
CN113689875B (zh) * 2021-08-25 2024-02-06 湖南芯海聆半导体有限公司 一种面向数字助听器的双麦克风语音增强方法和装置

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5463694A (en) * 1993-11-01 1995-10-31 Motorola Gradient directional microphone system and method therefor
EP0942627A2 (fr) * 1998-03-09 1999-09-15 Siemens Audiologische Technik GmbH Prothèse auditive avec système de microphone directionnel et procédé de fonctionnement
WO2000076268A2 (fr) * 1999-06-02 2000-12-14 Siemens Audiologische Technik Gmbh Prothese auditive a systeme de microphone directionnel et procede permettant de faire fonctionner ladite prothese

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK164349C (da) * 1989-08-22 1992-11-02 Oticon As Hoereapparat med tilbagekoblingskompensation
AT407815B (de) * 1990-07-13 2001-06-25 Viennatone Gmbh Hörgerät
US5515445A (en) * 1994-06-30 1996-05-07 At&T Corp. Long-time balancing of omni microphones
US5757933A (en) * 1996-12-11 1998-05-26 Micro Ear Technology, Inc. In-the-ear hearing aid with directional microphone system
DE19822021C2 (de) * 1998-05-15 2000-12-14 Siemens Audiologische Technik Hörgerät mit automatischem Mikrofonabgleich sowie Verfahren zum Betrieb eines Hörgerätes mit automatischem Mikrofonabgleich
US6654468B1 (en) * 1998-08-25 2003-11-25 Knowles Electronics, Llc Apparatus and method for matching the response of microphones in magnitude and phase
DE19849739C2 (de) * 1998-10-28 2001-05-31 Siemens Audiologische Technik Adaptives Verfahren zur Korrektur der Mikrofone eines Richtmikrofonsystems in einem Hörgerät sowie Hörgerät
US6741713B1 (en) * 1998-12-17 2004-05-25 Sonionmicrotronic Nederlan B.V. Directional hearing device
DE19918883C1 (de) * 1999-04-26 2000-11-30 Siemens Audiologische Technik Hörhilfegerät mit Richtmikrofoncharakteristik
WO2000065873A1 (fr) * 1999-04-28 2000-11-02 Gennum Corporation Système programmable multimode à plusieurs microphones
WO2001001732A1 (fr) * 1999-06-24 2001-01-04 Tøpholm & Westermann APS Prothese auditive possedant des caracteristiques directionnelles pouvant etre commandees
ATE242588T1 (de) * 1999-08-03 2003-06-15 Widex As Hörgerät mit adaptiver anpassung von mikrofonen
ATE230917T1 (de) * 1999-10-07 2003-01-15 Zlatan Ribic Verfahren und anordnung zur aufnahme von schallsignalen
US7092537B1 (en) * 1999-12-07 2006-08-15 Texas Instruments Incorporated Digital self-adapting graphic equalizer and method
CN1418448A (zh) * 2000-03-14 2003-05-14 奥迪亚科技股份责任有限公司 多麦克风定向系统的适应性麦克风匹配
DE10045197C1 (de) * 2000-09-13 2002-03-07 Siemens Audiologische Technik Verfahren zum Betrieb eines Hörhilfegerätes oder Hörgerätessystems sowie Hörhilfegerät oder Hörgerätesystem
AU2001294960A1 (en) * 2000-09-29 2002-04-08 Knowles Electronics, Llc. Second order microphone array

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5463694A (en) * 1993-11-01 1995-10-31 Motorola Gradient directional microphone system and method therefor
EP0942627A2 (fr) * 1998-03-09 1999-09-15 Siemens Audiologische Technik GmbH Prothèse auditive avec système de microphone directionnel et procédé de fonctionnement
WO2000076268A2 (fr) * 1999-06-02 2000-12-14 Siemens Audiologische Technik Gmbh Prothese auditive a systeme de microphone directionnel et procede permettant de faire fonctionner ladite prothese

Also Published As

Publication number Publication date
US7474755B2 (en) 2009-01-06
DK1465453T3 (da) 2011-05-16
DE10310579B4 (de) 2005-06-16
DE10310579A1 (de) 2004-09-23
EP1465453B1 (fr) 2011-01-26
EP1465453A2 (fr) 2004-10-06
US20040240683A1 (en) 2004-12-02
DE502004012137D1 (de) 2011-03-10

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