DK170789A - Elektroniske filtre, apparater til elektronisk signalomsaetning og fremgangsmaade ved drift af saadanne apparater, samt hoereapparat - Google Patents

Elektroniske filtre, apparater til elektronisk signalomsaetning og fremgangsmaade ved drift af saadanne apparater, samt hoereapparat

Info

Publication number
DK170789A
DK170789A DK170789A DK170789A DK170789A DK 170789 A DK170789 A DK 170789A DK 170789 A DK170789 A DK 170789A DK 170789 A DK170789 A DK 170789A DK 170789 A DK170789 A DK 170789A
Authority
DK
Denmark
Prior art keywords
electronic
devices
appliances
procedures
operating
Prior art date
Application number
DK170789A
Other languages
English (en)
Other versions
DK173760B1 (da
DK170789D0 (da
Inventor
Jr Robert E Morley
A Maynard Engebretson
George L Engel
Thomas J Sullivan
Original Assignee
Central Inst Deaf
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 Central Inst Deaf filed Critical Central Inst Deaf
Publication of DK170789D0 publication Critical patent/DK170789D0/da
Publication of DK170789A publication Critical patent/DK170789A/da
Application granted granted Critical
Publication of DK173760B1 publication Critical patent/DK173760B1/da

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H17/00—Networks using digital techniques
    • H03H17/02—Frequency selective networks
    • 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
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H17/00—Networks using digital techniques
    • H03H17/02—Frequency selective networks
    • H03H17/0248—Filters characterised by a particular frequency response or filtering method
    • H03H17/0261—Non linear filters
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H21/00—Adaptive networks
    • H03H21/0012—Digital adaptive filters
    • 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
    • H04R3/04—Circuits for transducers, loudspeakers or microphones for correcting frequency response
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H21/00—Adaptive networks
    • H03H21/0012—Digital adaptive filters
    • H03H2021/007—Computation saving measures; Accelerating measures
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H21/00—Adaptive networks
    • H03H21/0012—Digital adaptive filters
    • H03H2021/007—Computation saving measures; Accelerating measures
    • H03H2021/0072—Measures relating to the coefficients
    • H03H2021/0074—Reduction of the update frequency
    • 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
    • H04R25/50—Customised settings for obtaining desired overall acoustical characteristics
    • H04R25/505—Customised settings for obtaining desired overall acoustical characteristics using digital signal processing
DK198901707A 1988-04-11 1989-04-10 Elektronisk filter DK173760B1 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US18017088 1988-04-11
US07/180,170 US5111419A (en) 1988-03-23 1988-04-11 Electronic filters, signal conversion apparatus, hearing aids and methods

Publications (3)

Publication Number Publication Date
DK170789D0 DK170789D0 (da) 1989-04-10
DK170789A true DK170789A (da) 1989-10-12
DK173760B1 DK173760B1 (da) 2001-09-17

Family

ID=22659473

Family Applications (1)

Application Number Title Priority Date Filing Date
DK198901707A DK173760B1 (da) 1988-04-11 1989-04-10 Elektronisk filter

Country Status (8)

Country Link
US (1) US5111419A (da)
EP (1) EP0339819B1 (da)
JP (2) JP3307923B2 (da)
KR (1) KR0138526B1 (da)
AU (1) AU621100B2 (da)
CA (1) CA1335674C (da)
DE (1) DE68919741T2 (da)
DK (1) DK173760B1 (da)

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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
US5535150A (en) * 1993-04-20 1996-07-09 Massachusetts Institute Of Technology Single chip adaptive filter utilizing updatable weighting techniques
US8085959B2 (en) * 1994-07-08 2011-12-27 Brigham Young University Hearing compensation system incorporating signal processing techniques
US6072885A (en) * 1994-07-08 2000-06-06 Sonic Innovations, Inc. Hearing aid device incorporating signal processing techniques
WO1996003848A1 (de) * 1994-07-21 1996-02-08 Institut Für Entwicklung Und Forschung Dr. Vielberth Kg Hörhilfe
JP3398156B2 (ja) * 1995-05-02 2003-04-21 ヴェーデクス・アクティーセルスカプ 正常な音の大きさに調整されるようにプログラム可能な又はプログラム制御される補聴器を制御するための方法
JP2970498B2 (ja) * 1995-10-26 1999-11-02 日本電気株式会社 ディジタル補聴器
EP0798947A1 (de) * 1996-03-27 1997-10-01 Siemens Audiologische Technik GmbH Verfahren und Schaltung zur Verarbeitung von Daten, insbesondere Signaldaten in einem digitalen programmierbaren Hörgerät
CA2212131A1 (en) * 1996-08-07 1998-02-07 Beltone Electronics Corporation Digital hearing aid system
US7787647B2 (en) 1997-01-13 2010-08-31 Micro Ear Technology, Inc. Portable system for programming hearing aids
US6449662B1 (en) * 1997-01-13 2002-09-10 Micro Ear Technology, Inc. System for programming hearing aids
US6424722B1 (en) * 1997-01-13 2002-07-23 Micro Ear Technology, Inc. Portable system for programming hearing aids
US6786420B1 (en) 1997-07-15 2004-09-07 Silverbrook Research Pty. Ltd. Data distribution mechanism in the form of ink dots on cards
US6236731B1 (en) 1997-04-16 2001-05-22 Dspfactory Ltd. Filterbank structure and method for filtering and separating an information signal into different bands, particularly for audio signal in hearing aids
US6618117B2 (en) 1997-07-12 2003-09-09 Silverbrook Research Pty Ltd Image sensing apparatus including a microcontroller
US6690419B1 (en) 1997-07-15 2004-02-10 Silverbrook Research Pty Ltd Utilising eye detection methods for image processing in a digital image camera
US6624848B1 (en) 1997-07-15 2003-09-23 Silverbrook Research Pty Ltd Cascading image modification using multiple digital cameras incorporating image processing
US7551201B2 (en) 1997-07-15 2009-06-23 Silverbrook Research Pty Ltd Image capture and processing device for a print on demand digital camera system
US7110024B1 (en) 1997-07-15 2006-09-19 Silverbrook Research Pty Ltd Digital camera system having motion deblurring means
US6879341B1 (en) 1997-07-15 2005-04-12 Silverbrook Research Pty Ltd Digital camera system containing a VLIW vector processor
US6366863B1 (en) 1998-01-09 2002-04-02 Micro Ear Technology Inc. Portable hearing-related analysis system
DE19802568C2 (de) * 1998-01-23 2003-05-28 Cochlear Ltd Hörhilfe mit Kompensation von akustischer und/oder mechanischer Rückkopplung
AUPP702098A0 (en) 1998-11-09 1998-12-03 Silverbrook Research Pty Ltd Image creation method and apparatus (ART73)
EP1120008B1 (en) * 1998-10-07 2011-07-27 Oticon A/S Feedback management for hearing aid
US6408318B1 (en) 1999-04-05 2002-06-18 Xiaoling Fang Multiple stage decimation filter
AUPQ056099A0 (en) 1999-05-25 1999-06-17 Silverbrook Research Pty Ltd A method and apparatus (pprint01)
US6292571B1 (en) 1999-06-02 2001-09-18 Sarnoff Corporation Hearing aid digital filter
CA2382039C (en) * 1999-07-21 2009-12-15 Med-El Elektromedizinische Gerate Gmbh Multichannel cochlear implant with neural response telemetry
US6480610B1 (en) * 1999-09-21 2002-11-12 Sonic Innovations, Inc. Subband acoustic feedback cancellation in hearing aids
US6757395B1 (en) 2000-01-12 2004-06-29 Sonic Innovations, Inc. Noise reduction apparatus and method
WO2001054458A2 (en) 2000-01-20 2001-07-26 Starkey Laboratories, Inc. Hearing aid systems
EP1251714B2 (en) 2001-04-12 2015-06-03 Sound Design Technologies Ltd. Digital hearing aid system
US6633202B2 (en) 2001-04-12 2003-10-14 Gennum Corporation Precision low jitter oscillator circuit
ATE318062T1 (de) * 2001-04-18 2006-03-15 Gennum Corp Mehrkanal hörgerät mit übertragungsmöglichkeiten zwischen den kanälen
CA2382358C (en) * 2001-04-18 2007-01-09 Gennum Corporation Digital quasi-rms detector
US20020191800A1 (en) * 2001-04-19 2002-12-19 Armstrong Stephen W. In-situ transducer modeling in a digital hearing instrument
GB2377568B (en) 2001-07-12 2004-12-15 Fast Analog Solutions Ltd Low pass filter
DK1284587T3 (da) * 2001-08-15 2011-10-31 Sound Design Technologies Ltd Rekonfigurerbar lavenergi-høreindretning
US7151838B2 (en) * 2002-08-21 2006-12-19 Galler Bernard A Digital hearing aid battery conservation method and apparatus
CA2601662A1 (en) 2006-09-18 2008-03-18 Matthias Mullenborn Wireless interface for programming hearing assistance devices
WO2008116264A1 (en) * 2007-03-26 2008-10-02 Cochlear Limited Noise reduction in auditory prostheses
JP3148939U (ja) * 2008-12-22 2009-03-05 株式会社日山 サーチ機能付き補聴器システム
US9203422B2 (en) * 2011-09-29 2015-12-01 Ecole Polytechique Federale De Lausanne (Epfl) Low distortion switched-capacitor event-driven analog to digital converter
JP6073920B2 (ja) * 2012-05-30 2017-02-01 陳啓星ＣＨＥＮ，Ｑｉｘｉｎｇ 対数コンパンディング比率複数同時実行式超高速ＡＤＣ及びＤＡＣの級電位アーキテクチャ（ｓｔａｇｅ−ｐｏｔｅｎｔｉａｌａｒｃｈｉｔｅｃｔｕｒｅ）
US11493713B1 (en) 2018-09-19 2022-11-08 Psiquantum, Corp. Photonic quantum computer assembly having dies with specific contact configuration and matched CTE

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US3889108A (en) * 1974-07-25 1975-06-10 Us Navy Adaptive low pass filter
US4038536A (en) * 1976-03-29 1977-07-26 Rockwell International Corporation Adaptive recursive least mean square error filter
DE2716336B1 (de) * 1977-04-13 1978-07-06 Siemens Ag Verfahren und Hoergeraet zur Kompensation von Gehoerdefekten
JPS55100727A (en) * 1979-01-26 1980-07-31 Sony Corp Noncyclic transversal filter
JPS5853358B2 (ja) * 1980-03-31 1983-11-29 株式会社東芝 音声分析装置
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
US4649505A (en) * 1984-07-02 1987-03-10 General Electric Company Two-input crosstalk-resistant adaptive noise canceller
US4548082A (en) * 1984-08-28 1985-10-22 Central Institute For The Deaf Hearing aids, signal supplying apparatus, systems for compensating hearing deficiencies, and methods
US4695970A (en) * 1984-08-31 1987-09-22 Texas Instruments Incorporated Linear predictive coding technique with interleaved sequence digital lattice filter
JPS6165616A (ja) * 1984-09-07 1986-04-04 Nippon Hoso Kyokai <Nhk> 対称形ｆｉｒディジタルフィルタ
US4658426A (en) * 1985-10-10 1987-04-14 Harold Antin Adaptive noise suppressor
AU596633B2 (en) * 1986-01-21 1990-05-10 Antin, Mark Digital hearing enhancement apparatus
US4731850A (en) * 1986-06-26 1988-03-15 Audimax, Inc. Programmable digital hearing aid system
NL8700075A (nl) * 1987-01-14 1988-08-01 Philips Nv Datatransmissiestelsel voorzien van versmeringsfilters.

Also Published As

Publication number Publication date
KR0138526B1 (ko) 1998-06-15
DK173760B1 (da) 2001-09-17
DK170789D0 (da) 1989-04-10
AU3245889A (en) 1989-10-12
EP0339819A3 (en) 1991-01-30
DE68919741D1 (de) 1995-01-19
JPH01316016A (ja) 1989-12-20
KR890016871A (ko) 1989-11-30
DE68919741T2 (de) 1995-04-20
CA1335674C (en) 1995-05-23
EP0339819A2 (en) 1989-11-02
JP3307923B2 (ja) 2002-07-29
JP2000078696A (ja) 2000-03-14
EP0339819B1 (en) 1994-12-07
US5111419A (en) 1992-05-05
JP3308243B2 (ja) 2002-07-29
AU621100B2 (en) 1992-03-05

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Legal Events

Date Code Title Description
B1 Patent granted (law 1993)
PBP Patent lapsed
B1 Patent granted (law 1993)
PBP Patent lapsed

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