CA973481A - Acoustic feedback stabilization system particularly suited for hearing aids - Google Patents

Acoustic feedback stabilization system particularly suited for hearing aids

Info

Publication number
CA973481A
CA973481A CA176,062A CA176062A CA973481A CA 973481 A CA973481 A CA 973481A CA 176062 A CA176062 A CA 176062A CA 973481 A CA973481 A CA 973481A
Authority
CA
Canada
Prior art keywords
particularly suited
hearing aids
stabilization system
acoustic feedback
system particularly
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
CA176,062A
Other languages
English (en)
Other versions
CA176062S (en
Inventor
Abraham Lichowsky
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.)
Ambitex Corp And Cendev Corporation Doing Business As Ambitex Co Mpany
Original Assignee
Ambitex Corp And Cendev Corporation Doing Business As Ambitex Co Mpany
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 Ambitex Corp And Cendev Corporation Doing Business As Ambitex Co Mpany filed Critical Ambitex Corp And Cendev Corporation Doing Business As Ambitex Co Mpany
Application granted granted Critical
Publication of CA973481A publication Critical patent/CA973481A/en
Expired 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
    • H04R25/00—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception
    • 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; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H04R3/002—Damping circuit arrangements for transducers, e.g. motional feedback circuits

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Neurosurgery (AREA)
  • Otolaryngology (AREA)
  • Amplifiers (AREA)
  • Circuit For Audible Band Transducer (AREA)
CA176,062A 1972-07-24 1973-07-10 Acoustic feedback stabilization system particularly suited for hearing aids Expired CA973481A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US27460772A 1972-07-24 1972-07-24

Publications (1)

Publication Number Publication Date
CA973481A true CA973481A (en) 1975-08-26

Family

ID=23048911

Family Applications (1)

Application Number Title Priority Date Filing Date
CA176,062A Expired CA973481A (en) 1972-07-24 1973-07-10 Acoustic feedback stabilization system particularly suited for hearing aids

Country Status (6)

Country Link
US (1) US3763333A (cs)
JP (1) JPS4946803A (cs)
CA (1) CA973481A (cs)
DE (1) DE2336319A1 (cs)
FR (1) FR2194080B1 (cs)
GB (1) GB1404279A (cs)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5188087A (en) * 1975-01-30 1976-08-02 Hoonpaipurainno roeichitenkenshutsuhoho
JPS52125251A (en) * 1976-02-23 1977-10-20 Bio Communication Res Electric filter and method of designing same
US4232192A (en) * 1978-05-01 1980-11-04 Starkey Labs, Inc. Moving-average notch filter
JPS6214470Y2 (cs) * 1979-08-07 1987-04-13
US4622440A (en) * 1984-04-11 1986-11-11 In Tech Systems Corp. Differential hearing aid with programmable frequency response
US4852177A (en) * 1986-08-28 1989-07-25 Sensesonics, Inc. High fidelity earphone and hearing aid
DK159357C (da) * 1988-03-18 1991-03-04 Oticon As Hoereapparat, navnlig til anbringelse i oeret
US4988333A (en) * 1988-09-09 1991-01-29 Storz Instrument Company Implantable middle ear hearing aid system and acoustic coupler therefor
US5085628A (en) * 1988-09-09 1992-02-04 Storz Instrument Company Implantable hearing aid coupler device
US5259033A (en) * 1989-08-30 1993-11-02 Gn Danavox As Hearing aid having compensation for acoustic feedback
US5068901A (en) * 1990-05-01 1991-11-26 Knowles Electronics, Inc. Dual outlet passage hearing aid transducer
US6353671B1 (en) * 1998-02-05 2002-03-05 Bioinstco Corp. Signal processing circuit and method for increasing speech intelligibility
US6480610B1 (en) * 1999-09-21 2002-11-12 Sonic Innovations, Inc. Subband acoustic feedback cancellation in hearing aids
WO2003037212A2 (en) 2001-10-30 2003-05-08 Lesinski George S Implantation method for a hearing aid microactuator implanted into the cochlea
US7995782B2 (en) * 2007-01-29 2011-08-09 Siemens Hearing Instruments, Inc. Combined receiver and ear-canal microphone assembly for a hearing instrument
EP3491844A4 (en) * 2016-08-01 2020-08-05 Blueprint Acoustics Pty Ltd DISTORTION MANAGEMENT APPARATUS IN A SIGNAL PATH AND METHOD

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3439129A (en) * 1966-01-28 1969-04-15 Sonotone Corp Acoustic frequency response adjustment
NL146670B (nl) * 1967-06-09 1975-07-15 Philips Nv Inrichting met een transistorversterker.
FR1551250A (cs) * 1967-11-23 1968-12-27

Also Published As

Publication number Publication date
GB1404279A (en) 1975-08-28
FR2194080A1 (cs) 1974-02-22
JPS4946803A (cs) 1974-05-07
FR2194080B1 (cs) 1978-02-17
DE2336319A1 (de) 1974-02-14
US3763333A (en) 1973-10-02

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