ATE447300T1 - Verbessertes richtmikrofonsystem - Google Patents

Verbessertes richtmikrofonsystem

Info

Publication number
ATE447300T1
ATE447300T1 AT01948737T AT01948737T ATE447300T1 AT E447300 T1 ATE447300 T1 AT E447300T1 AT 01948737 T AT01948737 T AT 01948737T AT 01948737 T AT01948737 T AT 01948737T AT E447300 T1 ATE447300 T1 AT E447300T1
Authority
AT
Austria
Prior art keywords
microphone system
directional microphone
improved directional
order microphone
null
Prior art date
Application number
AT01948737T
Other languages
English (en)
Inventor
Jon Taenzer
Roman E Roginsky
Original Assignee
Gn Netcom 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 Gn Netcom As filed Critical Gn Netcom As
Application granted granted Critical
Publication of ATE447300T1 publication Critical patent/ATE447300T1/de

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
    • H04R29/00—Monitoring arrangements; Testing arrangements
    • H04R29/004—Monitoring arrangements; Testing arrangements for microphones
    • H04R29/005—Microphone arrays
    • H04R29/006—Microphone matching
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; 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
    • H04R2201/403—Linear arrays 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
    • 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

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)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Transplanting Machines (AREA)
  • Valve Device For Special Equipments (AREA)
  • Control Of Electric Motors In General (AREA)
AT01948737T 2000-07-05 2001-06-26 Verbessertes richtmikrofonsystem ATE447300T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/610,188 US7116792B1 (en) 2000-07-05 2000-07-05 Directional microphone system
PCT/US2001/020328 WO2002003750A2 (en) 2000-07-05 2001-06-26 Improved directional microphone system

Publications (1)

Publication Number Publication Date
ATE447300T1 true ATE447300T1 (de) 2009-11-15

Family

ID=24444036

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01948737T ATE447300T1 (de) 2000-07-05 2001-06-26 Verbessertes richtmikrofonsystem

Country Status (7)

Country Link
US (1) US7116792B1 (de)
EP (1) EP1317871B8 (de)
AT (1) ATE447300T1 (de)
AU (1) AU2001270181A1 (de)
DE (1) DE60140304D1 (de)
DK (1) DK1317871T3 (de)
WO (1) WO2002003750A2 (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK1380187T3 (da) * 2001-04-18 2009-02-02 Widex As Retningsstyreindretning og fremgangsmåde til styring af et höreapparat
KR20040028933A (ko) * 2001-08-01 2004-04-03 다센 판 기대했던 소리의 널의 카디오이드 빔에 기초한 소리장치,시스템 및 방법
US7369669B2 (en) * 2002-05-15 2008-05-06 Micro Ear Technology, Inc. Diotic presentation of second-order gradient directional hearing aid signals
US8284970B2 (en) 2002-09-16 2012-10-09 Starkey Laboratories Inc. Switching structures for hearing aid
US7369671B2 (en) 2002-09-16 2008-05-06 Starkey, Laboratories, Inc. Switching structures for hearing aid
WO2004057914A1 (en) 2002-12-20 2004-07-08 Oticon A/S Microphone system with directional response
DE10327890A1 (de) 2003-06-20 2005-01-20 Siemens Audiologische Technik Gmbh Verfahren zum Betrieb eines Hörhilfegerätes sowie Hörhilfegerät mit einem Mikrofonsystem, bei dem unterschiedliche Richtcharakteristiken 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
EP1683392A4 (de) * 2003-11-12 2007-10-31 Oticon As Mikrofonsystem
EP1557186B1 (de) * 2004-01-20 2010-11-17 Sorin Group Deutschland GmbH Automatisches Luftentsorgungssystem
DE102004010867B3 (de) * 2004-03-05 2005-08-18 Siemens Audiologische Technik Gmbh Verfahren und Vorrichtung zum Anpassen der Phasen von Mikrofonen eines Hörgeräterichtmikrofons
US7542580B2 (en) 2005-02-25 2009-06-02 Starkey Laboratories, Inc. Microphone placement in hearing assistance devices to provide controlled directivity
US8041066B2 (en) 2007-01-03 2011-10-18 Starkey Laboratories, Inc. Wireless system for hearing communication devices providing wireless stereo reception modes
US9774961B2 (en) 2005-06-05 2017-09-26 Starkey Laboratories, Inc. Hearing assistance device ear-to-ear communication using an intermediate device
US8208642B2 (en) 2006-07-10 2012-06-26 Starkey Laboratories, Inc. Method and apparatus for a binaural hearing assistance system using monaural audio signals
JP5293275B2 (ja) * 2009-03-03 2013-09-18 船井電機株式会社 マイクロホンユニット
US8737653B2 (en) 2009-12-30 2014-05-27 Starkey Laboratories, Inc. Noise reduction system for hearing assistance devices
US9055357B2 (en) 2012-01-05 2015-06-09 Starkey Laboratories, Inc. Multi-directional and omnidirectional hybrid microphone for hearing assistance devices
US10003379B2 (en) 2014-05-06 2018-06-19 Starkey Laboratories, Inc. Wireless communication with probing bandwidth
US9763016B2 (en) 2014-07-31 2017-09-12 Starkey Laboratories, Inc. Automatic directional switching algorithm for hearing aids
US9769552B2 (en) * 2014-08-19 2017-09-19 Apple Inc. Method and apparatus for estimating talker distance
US9937922B2 (en) * 2015-10-06 2018-04-10 Ford Global Technologies, Llc Collision avoidance using auditory data augmented with map data

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2301744A (en) * 1941-05-31 1942-11-10 Rca Corp Electroacoustical signal translating apparatus
US3715500A (en) * 1971-07-21 1973-02-06 Bell Telephone Labor Inc Unidirectional microphones
US4742548A (en) * 1984-12-20 1988-05-03 American Telephone And Telegraph Company Unidirectional second order gradient microphone
US5029215A (en) * 1989-12-29 1991-07-02 At&T Bell Laboratories Automatic calibrating apparatus and method for second-order gradient microphone
US5524056A (en) * 1993-04-13 1996-06-04 Etymotic Research, Inc. Hearing aid having plural microphones and a microphone switching system
US5473684A (en) * 1994-04-21 1995-12-05 At&T Corp. Noise-canceling differential microphone assembly
US5848172A (en) * 1996-11-22 1998-12-08 Lucent Technologies Inc. Directional microphone
US5757933A (en) 1996-12-11 1998-05-26 Micro Ear Technology, Inc. In-the-ear hearing aid with directional microphone system
US6654468B1 (en) * 1998-08-25 2003-11-25 Knowles Electronics, Llc Apparatus and method for matching the response of microphones in magnitude and phase
DE19927278C1 (de) * 1999-06-15 2000-12-14 Siemens Audiologische Technik Verfahren zum Anpassen eines Hörhilfegeräts sowie Hörhilfegerät

Also Published As

Publication number Publication date
DE60140304D1 (de) 2009-12-10
WO2002003750A3 (en) 2002-05-23
EP1317871A4 (de) 2007-09-19
WO2002003750A2 (en) 2002-01-10
US7116792B1 (en) 2006-10-03
EP1317871B8 (de) 2009-12-09
EP1317871B1 (de) 2009-10-28
DK1317871T3 (da) 2010-03-01
EP1317871A2 (de) 2003-06-11
AU2001270181A1 (en) 2002-01-14

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Legal Events

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