DK2257081T3 - Høreindretning med to eller flere mikrofoner - Google Patents

Høreindretning med to eller flere mikrofoner

Info

Publication number
DK2257081T3
DK2257081T3 DK10178239.9T DK10178239T DK2257081T3 DK 2257081 T3 DK2257081 T3 DK 2257081T3 DK 10178239 T DK10178239 T DK 10178239T DK 2257081 T3 DK2257081 T3 DK 2257081T3
Authority
DK
Denmark
Prior art keywords
signal
microphones
hearing aid
microphone units
processing device
Prior art date
Application number
DK10178239.9T
Other languages
English (en)
Inventor
Christian C Buerger
Original Assignee
Oticon As
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 Oticon As filed Critical Oticon As
Application granted granted Critical
Publication of DK2257081T3 publication Critical patent/DK2257081T3/da

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
    • H04R25/40—Arrangements for obtaining a desired directivity characteristic
    • H04R25/405—Arrangements for obtaining a desired directivity characteristic by combining 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
    • 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

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)
  • Neurosurgery (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
DK10178239.9T 2004-03-23 2005-03-15 Høreindretning med to eller flere mikrofoner DK2257081T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DKPA200400471 2004-03-23
EP05717043A EP1730993B1 (en) 2004-03-23 2005-03-15 Listening device with two or more microphones

Publications (1)

Publication Number Publication Date
DK2257081T3 true DK2257081T3 (da) 2012-11-19

Family

ID=34961885

Family Applications (2)

Application Number Title Priority Date Filing Date
DK05717043.3T DK1730993T3 (da) 2004-03-23 2005-03-15 Høreanordning med to eller flere mikrofoner
DK10178239.9T DK2257081T3 (da) 2004-03-23 2005-03-15 Høreindretning med to eller flere mikrofoner

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DK05717043.3T DK1730993T3 (da) 2004-03-23 2005-03-15 Høreanordning med to eller flere mikrofoner

Country Status (7)

Country Link
US (1) US7945056B2 (da)
EP (2) EP1730993B1 (da)
CN (1) CN1957638A (da)
AT (1) ATE530028T1 (da)
AU (1) AU2005223798B2 (da)
DK (2) DK1730993T3 (da)
WO (1) WO2005091676A1 (da)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7856240B2 (en) * 2004-06-07 2010-12-21 Clarity Technologies, Inc. Distributed sound enhancement
EP1885156B1 (de) * 2006-08-04 2013-04-24 Siemens Audiologische Technik GmbH Hörhilfe mit einem Audiosignalerzeuger
CN102177732B (zh) * 2007-08-22 2013-11-13 松下电器产业株式会社 指向性传声器装置
EP2765787B1 (en) * 2013-02-07 2019-12-11 Sennheiser Communications A/S A method of reducing un-correlated noise in an audio processing device
EP2843971B1 (en) * 2013-09-02 2018-11-14 Oticon A/s Hearing aid device with in-the-ear-canal microphone
JP6464488B2 (ja) * 2016-03-11 2019-02-06 パナソニックＩｐマネジメント株式会社 音圧傾度型マイクロホン
KR102466134B1 (ko) * 2018-06-26 2022-11-10 엘지디스플레이 주식회사 표시 장치
RU2751440C1 (ru) * 2020-10-19 2021-07-13 Федеральное государственное бюджетное образовательное учреждение высшего образования «Московский государственный университет имени М.В.Ломоносова» (МГУ) Система для голографической записи и воспроизведения звуковой информации

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4536887A (en) * 1982-10-18 1985-08-20 Nippon Telegraph & Telephone Public Corporation Microphone-array apparatus and method for extracting desired signal
US5193117A (en) * 1989-11-27 1993-03-09 Matsushita Electric Industrial Co., Ltd. Microphone apparatus
EP0509742B1 (en) * 1991-04-18 1997-08-27 Matsushita Electric Industrial Co., Ltd. Microphone apparatus
US5524056A (en) * 1993-04-13 1996-06-04 Etymotic Research, Inc. Hearing aid having plural microphones and a microphone switching system
US5526430A (en) * 1994-08-03 1996-06-11 Matsushita Electric Industrial Co., Ltd. Pressure gradient type microphone apparatus with acoustic terminals provided by acoustic passages
US5757933A (en) 1996-12-11 1998-05-26 Micro Ear Technology, Inc. In-the-ear hearing aid with directional microphone system
US5878147A (en) 1996-12-31 1999-03-02 Etymotic Research, Inc. Directional microphone assembly
US6041127A (en) * 1997-04-03 2000-03-21 Lucent Technologies Inc. Steerable and variable first-order differential microphone array
DE10195933T1 (de) * 2000-03-14 2003-04-30 Audia Technology Inc Adaptiver Mikrophonabgleich in einem Richtsystem mit mehreren Mikrophonen
EP1351544A3 (en) 2002-03-08 2008-03-19 Gennum Corporation Low-noise directional microphone system
US7068797B2 (en) * 2003-05-20 2006-06-27 Sony Ericsson Mobile Communications Ab Microphone circuits having adjustable directivity patterns for reducing loudspeaker feedback and methods of operating the same

Also Published As

Publication number Publication date
ATE530028T1 (de) 2011-11-15
EP2257081A1 (en) 2010-12-01
US7945056B2 (en) 2011-05-17
WO2005091676A1 (en) 2005-09-29
CN1957638A (zh) 2007-05-02
EP2257081A8 (en) 2011-01-05
EP2257081B1 (en) 2012-08-22
EP1730993A1 (en) 2006-12-13
AU2005223798B2 (en) 2010-01-28
US20070147633A1 (en) 2007-06-28
DK1730993T3 (da) 2012-01-23
AU2005223798A1 (en) 2005-09-29
EP1730993B1 (en) 2011-10-19

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