CA2404863A1 - Procede pour predeterminer la caracteristique de transmission d'un ensemble microphone et ensemble microphone - Google Patents

Procede pour predeterminer la caracteristique de transmission d'un ensemble microphone et ensemble microphone Download PDF

Info

Publication number
CA2404863A1
CA2404863A1 CA002404863A CA2404863A CA2404863A1 CA 2404863 A1 CA2404863 A1 CA 2404863A1 CA 002404863 A CA002404863 A CA 002404863A CA 2404863 A CA2404863 A CA 2404863A CA 2404863 A1 CA2404863 A1 CA 2404863A1
Authority
CA
Canada
Prior art keywords
microphone arrangement
signal
result
providing
transmission characteristics
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
CA002404863A
Other languages
English (en)
Other versions
CA2404863C (fr
Inventor
Hans-Ueli Roeck
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
Hans-Ueli Roeck
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, Hans-Ueli Roeck filed Critical Phonak Ag
Publication of CA2404863A1 publication Critical patent/CA2404863A1/fr
Application granted granted Critical
Publication of CA2404863C publication Critical patent/CA2404863C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • 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)
  • Circuit For Audible Band Transducer (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
CA002404863A 2000-03-31 2000-03-31 Procede pour predeterminer la caracteristique de transmission d'un ensemble microphone et ensemble microphone Expired - Fee Related CA2404863C (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CH2000/000190 WO2000033634A2 (fr) 2000-03-31 2000-03-31 Procede pour predeterminer la caracteristique de transmission d'un ensemble microphone et ensemble microphone

Publications (2)

Publication Number Publication Date
CA2404863A1 true CA2404863A1 (fr) 2002-09-24
CA2404863C CA2404863C (fr) 2009-08-04

Family

ID=4358061

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002404863A Expired - Fee Related CA2404863C (fr) 2000-03-31 2000-03-31 Procede pour predeterminer la caracteristique de transmission d'un ensemble microphone et ensemble microphone

Country Status (7)

Country Link
EP (1) EP1269576B1 (fr)
JP (1) JP2003516646A (fr)
AU (2) AU3414200A (fr)
CA (1) CA2404863C (fr)
DE (1) DE50009746D1 (fr)
DK (1) DK1269576T3 (fr)
WO (1) WO2000033634A2 (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6449216B1 (en) 2000-08-11 2002-09-10 Phonak Ag Method for directional location and locating system
US6687187B2 (en) 2000-08-11 2004-02-03 Phonak Ag Method for directional location and locating system
US7274794B1 (en) 2001-08-10 2007-09-25 Sonic Innovations, Inc. Sound processing system including forward filter that exhibits arbitrary directivity and gradient response in single wave sound environment
US7076072B2 (en) * 2003-04-09 2006-07-11 Board Of Trustees For The University Of Illinois Systems and methods for interference-suppression with directional sensing patterns
DK1469702T3 (en) * 2004-03-15 2017-02-13 Sonova Ag Feedback suppression
US7324651B2 (en) 2004-03-15 2008-01-29 Phonak Ag Feedback suppression
JP5249207B2 (ja) * 2006-06-23 2013-07-31 ジーエヌ リザウンド エー／エス 適応性のある方向性信号処理を備えた補聴装置
EP2095678A1 (fr) 2006-11-24 2009-09-02 Rasmussen Digital APS Traitement de signaux utilisant un filtre spatial
US8654998B2 (en) 2009-06-17 2014-02-18 Panasonic Corporation Hearing aid apparatus
WO2011107545A2 (fr) * 2010-03-05 2011-09-09 Siemens Medical Instruments Pte. Ltd. Procédé pour régler un dispositif d'audition à effet directif
EP2699020B1 (fr) * 2012-08-17 2016-04-13 Sivantos Pte. Ltd. Procédé et dispositif de détermination d'un facteur d'amplification d'un appareil de correction auditive
DE102013201043B4 (de) * 2012-08-17 2016-03-17 Sivantos Pte. Ltd. Verfahren und Vorrichtung zum Bestimmen eines Verstärkungsfaktors eines Hörhilfegeräts

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2242790B2 (de) * 1972-08-31 1976-10-21 Hißen, Helmut, Dr.-Ing., 5481 Nierendorf; Kosel, Georg, Dr.-Ing., 5483 Bad Neuenahr; Krätzig, Gudrun, 5300 Bonn-Bad Godesberg Digitaler peilempfaenger mit spektrumsauswertung
DE3017797A1 (de) * 1980-05-09 1981-11-12 Fried. Krupp Gmbh, 4300 Essen Verfahren zum bestimmen der einfallsrichtungen
CA1236607A (fr) * 1985-09-23 1988-05-10 Northern Telecom Limited Microphone
US5289544A (en) * 1991-12-31 1994-02-22 Audiological Engineering Corporation Method and apparatus for reducing background noise in communication systems and for enhancing binaural hearing systems for the hearing impaired
US5473701A (en) * 1993-11-05 1995-12-05 At&T Corp. Adaptive microphone array
DE19730878B4 (de) * 1996-07-20 2004-07-08 Technische Universität Dresden Anordnung zur objektiven Beurteilung des Funktionszustandes des menschlichen Hörorgans

Also Published As

Publication number Publication date
EP1269576A1 (fr) 2003-01-02
AU2000234142B2 (en) 2005-05-19
CA2404863C (fr) 2009-08-04
WO2000033634A2 (fr) 2000-06-15
JP2003516646A (ja) 2003-05-13
DK1269576T3 (da) 2005-05-17
AU3414200A (en) 2000-06-26
WO2000033634A3 (fr) 2001-05-17
DE50009746D1 (de) 2005-04-14
EP1269576B1 (fr) 2005-03-09

Similar Documents

Publication Publication Date Title
US20190116428A1 (en) Ultrasonic operation of a digital microphone
CA2404863A1 (fr) Procede pour predeterminer la caracteristique de transmission d'un ensemble microphone et ensemble microphone
WO2007106399A3 (fr) Reseau de microphones directionnels reducteur de bruit
US5506908A (en) Directional microphone system
WO2001087011A3 (fr) Techniques de suppression d'interferences
US20040161120A1 (en) Device and method for detecting wind noise
AU2001247265A1 (en) Communication system noise cancellation power signal calculation techniques
CA2204880A1 (fr) Dispositif d'elimination des bruits
AU2003226937A1 (en) Microphone assembly with auxiliary analog input
RU2014102239A (ru) Работающее в зависимости от угла устройство или способ получения псевдостереофонического аудиосигнала
CA2420583A1 (fr) Prothese auditive avec adaptation des transducteurs d'entree
GB2409390A (en) Noise reduction in subbanded speech signals
CA2420989A1 (fr) Systeme de microphones directifs a faible bruit
EP0762804A3 (fr) Processeur acoustique tridimensionnel utilisant des coefficients linéaires prédictifs
EP1111960A3 (fr) Prothèse auditive numérique,méthode et système
WO2005034571A3 (fr) Microphone suppresseur de bruit presentant des acces accordes phoniquement
WO2004004297A3 (fr) Systeme d'optimisation audio en fonction de l'energie spectrale fixe
AU1522000A (en) System for measuring signal to noise ratio in a speech signal
WO2001060112A3 (fr) Procede de generation d'un signal de sortie electrique et systeme de conversion acoustique/electrique
CA2341255A1 (fr) Prothese auditive dotee de proprietes de formation de faisceaux
EP1357543A3 (fr) Compensation du retard d'un dispositif de formation de faisceaux pendant la reconnaissance de la parole mains libres
ES8100592A1 (es) Disposicion de mebrana para transductores electroacusticos,especialmente para auriculares
EP1777990A3 (fr) Système audio multi-canaux
EP1827058A1 (fr) Appareil acoustique avec une transition graduelle entre des modes d'opération d'une prothèse auditive
DE60033826D1 (de) Verstärkungsregelung von audiosignalen in lärmender umgebung mit hilfe einer filterbank

Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed

Effective date: 20160331