CA1284529C - Appareil numerique d'aide auditive - Google Patents

Appareil numerique d'aide auditive

Info

Publication number
CA1284529C
CA1284529C CA 527724 CA527724A CA1284529C CA 1284529 C CA1284529 C CA 1284529C CA 527724 CA527724 CA 527724 CA 527724 A CA527724 A CA 527724A CA 1284529 C CA1284529 C CA 1284529C
Authority
CA
Canada
Prior art keywords
hearing
frequency
recited
transmultiplexer
linear
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.)
Expired
Application number
CA 527724
Other languages
English (en)
Inventor
Douglas M. Chabries
Robert H. Brey
Richard W. Christiansen
Martin S. Robinette
Gary R. Kenworthy
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of CA1284529C publication Critical patent/CA1284529C/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00—Electric hearing aids
    • H04R25/70—Adaptation of deaf aid to hearing loss, e.g. initial electronic fitting
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00—Electric hearing aids
    • H04R25/45—Prevention of acoustic reaction, i.e. acoustic oscillatory feedback
    • H04R25/453—Prevention of acoustic reaction, i.e. acoustic oscillatory feedback electronically
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00—Electric hearing aids
    • H04R25/50—Customised settings for obtaining desired overall acoustical characteristics
    • H04R25/505—Customised settings for obtaining desired overall acoustical characteristics using digital signal processing

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Neurosurgery (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Filters That Use Time-Delay Elements (AREA)
CA 527724 1986-01-21 1987-01-20 Appareil numerique d'aide auditive Expired CA1284529C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US82063286A 1986-01-21 1986-01-21
US820,632 1986-01-21

Publications (1)

Publication Number Publication Date
CA1284529C true CA1284529C (fr) 1991-05-28

Family

ID=25231334

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 527724 Expired CA1284529C (fr) 1986-01-21 1987-01-20 Appareil numerique d'aide auditive

Country Status (5)

Country Link
EP (1) EP0252205A3 (fr)
JP (1) JPS62224200A (fr)
AU (1) AU596633B2 (fr)
CA (1) CA1284529C (fr)
DK (1) DK33587A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005096668A1 (fr) * 2004-03-30 2005-10-13 Emma Mixed Signal C.V. Procede et systeme permettant de reduire les effets secondaires audibles d'une consommation de courant dynamique

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4852175A (en) * 1988-02-03 1989-07-25 Siemens Hearing Instr Inc Hearing aid signal-processing system
US5225836A (en) * 1988-03-23 1993-07-06 Central Institute For The Deaf Electronic filters, repeated signal charge conversion apparatus, hearing aids and methods
US5357251A (en) * 1988-03-23 1994-10-18 Central Institute For The Deaf Electronic filters, signal conversion apparatus, hearing aids and methods
US5111419A (en) * 1988-03-23 1992-05-05 Central Institute For The Deaf Electronic filters, signal conversion apparatus, hearing aids and methods
US5027410A (en) * 1988-11-10 1991-06-25 Wisconsin Alumni Research Foundation Adaptive, programmable signal processing and filtering for hearing aids
EP0535425B1 (fr) * 1991-10-03 1997-03-19 Ascom Audiosys Ag Procédé d'amplification de signaux acoustiques pour les malentendants et dispositif pour la réalisation du procédé
EP0585976A3 (en) * 1993-11-10 1994-06-01 Phonak Ag Hearing aid with cancellation of acoustic feedback
EP1207718A3 (fr) * 1995-03-13 2003-02-05 Phonak Ag Procédé d'adaptation de prothèse auditive, dispositif à cet effet et prothèse auditive
US6327366B1 (en) 1996-05-01 2001-12-04 Phonak Ag Method for the adjustment of a hearing device, apparatus to do it and a hearing device
DE19703228B4 (de) 1997-01-29 2006-08-03 Siemens Audiologische Technik Gmbh Verfahren zur Verstärkung von Eingangssignalen eines Hörgerätes sowie Schaltung zur Durchführung des Verfahrens

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE428167B (sv) * 1981-04-16 1983-06-06 Mangold Stephan Programmerbar signalbehandlingsanordning, huvudsakligen avsedd for personer med nedsatt horsel
DE3131193A1 (de) * 1981-08-06 1983-02-24 Siemens AG, 1000 Berlin und 8000 München Geraet zur kompensation von gehoerschaeden
DK546581A (da) * 1981-12-10 1983-06-11 Danavox As Fremgangsmaade til tilpasning af overfoeringsfunktionen i et hoereapparat til forskellige hoeredefekter samt hoereapparat til udoevelse af fremgangsmaaden
AU569591B2 (en) * 1983-10-25 1988-02-11 Australian Hearing Services Hearing aid amplification method and apparatus

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005096668A1 (fr) * 2004-03-30 2005-10-13 Emma Mixed Signal C.V. Procede et systeme permettant de reduire les effets secondaires audibles d'une consommation de courant dynamique
US7693294B2 (en) 2004-03-30 2010-04-06 Ami Semiconductor, Inc. Method and system for reducing audible side effects of dynamic current consumption

Also Published As

Publication number Publication date
AU6767187A (en) 1987-07-23
DK33587D0 (da) 1987-01-21
JPS62224200A (ja) 1987-10-02
DK33587A (da) 1987-07-22
AU596633B2 (en) 1990-05-10
EP0252205A2 (fr) 1988-01-13
EP0252205A3 (fr) 1989-09-27

Similar Documents

Publication Publication Date Title
US5029217A (en) Digital hearing enhancement apparatus
US7343022B2 (en) Spectral enhancement using digital frequency warping
EP0770316B1 (fr) Prothese auditive mettant en oeuvre des techniques de traitement de signaux
EP1236377B1 (fr) Dispositif d'aide a l'audition incorporant des techniques de traitement des signaux
US6970570B2 (en) Hearing aids based on models of cochlear compression using adaptive compression thresholds
EP1417679B1 (fr) Renforcement de l'intelligibilite des sons par utilisation d'un modele psycho-acoustique et d'un banc de filtres surechantillonne
US7978868B2 (en) Adaptive dynamic range optimization sound processor
EP1250703B1 (fr) Dispositif et procede de reduction de bruit
CA2361544C (fr) Processeur de son d'optimisation de plage dynamique adaptative
KR101231866B1 (ko) 귀환소음을 제거하기위한 보청기시스템 및 그 제어방법
CA1284529C (fr) Appareil numerique d'aide auditive
US6674868B1 (en) Hearing aid
WO2000015001A2 (fr) Dispositif d'aide a l'audition incorporant des techniques de traitement des signaux
Pandey Perceptually motivated signal processing for digital hearing aids
Shields et al. Speech enhancement using a multi-microphone sub-band adaptive griffiths-jim noise canceller.
de Perez et al. Noise reduction and loudness compression in a wavelet modelling of the auditory system
Sunitha et al. DHT-LMS Algorithm for Sensorineural Loss Patients

Legal Events

Date Code Title Description
MKLA Lapsed