DK199901479A - Adaptive method for correcting the microphones in a directional microphone system in a hearing aid as well as hearing aid - Google Patents

Adaptive method for correcting the microphones in a directional microphone system in a hearing aid as well as hearing aid

Info

Publication number
DK199901479A
DK199901479A DK199901479A DKPA199901479A DK199901479A DK 199901479 A DK199901479 A DK 199901479A DK 199901479 A DK199901479 A DK 199901479A DK PA199901479 A DKPA199901479 A DK PA199901479A DK 199901479 A DK199901479 A DK 199901479A
Authority
DK
Denmark
Prior art keywords
hearing aid
microphones
correcting
well
directional microphone
Prior art date
Application number
DK199901479A
Other languages
Danish (da)
Inventor
Eghart Fischer
Original Assignee
Siemens Audiologische Technik
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 Audiologische Technik filed Critical Siemens Audiologische Technik
Publication of DK199901479A publication Critical patent/DK199901479A/en

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
    • 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
    • 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
DK199901479A 1998-10-28 1999-10-14 Adaptive method for correcting the microphones in a directional microphone system in a hearing aid as well as hearing aid DK199901479A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1998149739 DE19849739C2 (en) 1998-10-28 1998-10-28 Adaptive method for correcting the microphones of a directional microphone system in a hearing aid and hearing aid

Publications (1)

Publication Number Publication Date
DK199901479A true DK199901479A (en) 2000-04-29

Family

ID=7885957

Family Applications (1)

Application Number Title Priority Date Filing Date
DK199901479A DK199901479A (en) 1998-10-28 1999-10-14 Adaptive method for correcting the microphones in a directional microphone system in a hearing aid as well as hearing aid

Country Status (2)

Country Link
DE (1) DE19849739C2 (en)
DK (1) DK199901479A (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7027607B2 (en) 2000-09-22 2006-04-11 Gn Resound A/S Hearing aid with adaptive microphone matching
US6741714B2 (en) 2000-10-04 2004-05-25 Widex A/S Hearing aid with adaptive matching of input transducers
CA2440233C (en) * 2001-04-18 2009-07-07 Widex As Directional controller and a method of controlling a hearing aid
DE10310579B4 (en) * 2003-03-11 2005-06-16 Siemens Audiologische Technik Gmbh Automatic microphone adjustment for a directional microphone system with at least three microphones
DE10310580A1 (en) 2003-03-11 2004-10-07 Siemens Audiologische Technik Gmbh Device and method for adapting hearing aid microphones
DE10327890A1 (en) * 2003-06-20 2005-01-20 Siemens Audiologische Technik Gmbh Method for operating a hearing aid and hearing aid with a microphone system, in which different directional characteristics are adjustable
US7424119B2 (en) 2003-08-29 2008-09-09 Audio-Technica, U.S., Inc. Voice matching system for audio transducers
DE102004010867B3 (en) 2004-03-05 2005-08-18 Siemens Audiologische Technik Gmbh Matching phases of microphones of hearing aid directional microphone involves matching second signal level to first by varying transition time of output signal from microphone without taking into account sound source position information
DE102005042430A1 (en) * 2005-09-07 2007-03-08 Fachhochschule Ulm Static noise suppression method for ear protection, involves performing complex compensation of spectral parts of noise by amplitude and phase adjustment and by weighted addition of spectrum after processing of noise signal
JP2009529699A (en) 2006-03-01 2009-08-20 ソフトマックス，インコーポレイテッド System and method for generating separated signals
US8160273B2 (en) 2007-02-26 2012-04-17 Erik Visser Systems, methods, and apparatus for signal separation using data driven techniques
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
WO2010089821A1 (en) * 2009-02-06 2010-08-12 パナソニック株式会社 Hearing aid

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2630958B2 (en) * 1976-07-07 1978-07-27 Heliowatt Werke Elektrizitaets-Gesellschaft Mbh, 1000 Berlin Error compensation method
US4751738A (en) * 1984-11-29 1988-06-14 The Board Of Trustees Of The Leland Stanford Junior University Directional hearing aid
AT407815B (en) * 1990-07-13 2001-06-25 Viennatone Gmbh HEARING AID
US5402496A (en) * 1992-07-13 1995-03-28 Minnesota Mining And Manufacturing Company Auditory prosthesis, noise suppression apparatus and feedback suppression apparatus having focused adaptive filtering
DE4327901C1 (en) * 1993-08-19 1995-02-16 Markus Poetsch Device for aiding hearing
DE29610008U1 (en) * 1996-06-07 1997-10-02 Vielberth Inst Entw & Forsch Hearing aid
US5757933A (en) * 1996-12-11 1998-05-26 Micro Ear Technology, Inc. In-the-ear hearing aid with directional microphone system

Also Published As

Publication number Publication date
DE19849739C2 (en) 2001-05-31
DE19849739A1 (en) 2000-05-31

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Legal Events

Date Code Title Description
AHB Application shelved due to non-payment