DK0579152T3 - Høreprotese, støjundertrykkelsesapparatur og tilbagekoblingsundertrykkelsesapparatur med fokuseret, tilpasset filtrering - Google Patents

Høreprotese, støjundertrykkelsesapparatur og tilbagekoblingsundertrykkelsesapparatur med fokuseret, tilpasset filtrering

Info

Publication number
DK0579152T3
DK0579152T3 DK93111138T DK93111138T DK0579152T3 DK 0579152 T3 DK0579152 T3 DK 0579152T3 DK 93111138 T DK93111138 T DK 93111138T DK 93111138 T DK93111138 T DK 93111138T DK 0579152 T3 DK0579152 T3 DK 0579152T3
Authority
DK
Denmark
Prior art keywords
focused
noise canceling
hearing prosthesis
feedback suppression
suppression device
Prior art date
Application number
DK93111138T
Other languages
Danish (da)
English (en)
Inventor
Sigfrid D Soli
Kevin M Buckley
Gregory P Widin
Original Assignee
K S Himpp
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 K S Himpp filed Critical K S Himpp
Application granted granted Critical
Publication of DK0579152T3 publication Critical patent/DK0579152T3/da

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
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K2210/00—Details of active noise control [ANC] covered by G10K11/178 but not provided for in any of its subgroups
    • G10K2210/10—Applications
    • G10K2210/108—Communication systems, e.g. where useful sound is kept and noise is cancelled
    • G10K2210/1081—Earphones, e.g. for telephones, ear protectors or headsets
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K2210/00—Details of active noise control [ANC] covered by G10K11/178 but not provided for in any of its subgroups
    • G10K2210/30—Means
    • G10K2210/301—Computational
    • G10K2210/3026—Feedback
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K2210/00—Details of active noise control [ANC] covered by G10K11/178 but not provided for in any of its subgroups
    • G10K2210/30—Means
    • G10K2210/301—Computational
    • G10K2210/3028—Filtering, e.g. Kalman filters or special analogue or digital filters
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/06—Transformation of speech into a non-audible representation, e.g. speech visualisation or speech processing for tactile aids
    • G10L2021/065—Aids for the handicapped in understanding
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/0208—Noise filtering
    • 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

Landscapes

  • Acoustics & Sound (AREA)
  • General Health & Medical Sciences (AREA)
  • Neurosurgery (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Signal Processing (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Filters That Use Time-Delay Elements (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Noise Elimination (AREA)
  • Circuit For Audible Band Transducer (AREA)
DK93111138T 1992-07-13 1993-07-12 Høreprotese, støjundertrykkelsesapparatur og tilbagekoblingsundertrykkelsesapparatur med fokuseret, tilpasset filtrering DK0579152T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/912,886 US5402496A (en) 1992-07-13 1992-07-13 Auditory prosthesis, noise suppression apparatus and feedback suppression apparatus having focused adaptive filtering

Publications (1)

Publication Number Publication Date
DK0579152T3 true DK0579152T3 (da) 2000-08-21

Family

ID=25432633

Family Applications (1)

Application Number Title Priority Date Filing Date
DK93111138T DK0579152T3 (da) 1992-07-13 1993-07-12 Høreprotese, støjundertrykkelsesapparatur og tilbagekoblingsundertrykkelsesapparatur med fokuseret, tilpasset filtrering

Country Status (7)

Country Link
US (1) US5402496A (fr)
EP (1) EP0579152B1 (fr)
JP (1) JP3210494B2 (fr)
AU (1) AU661158B2 (fr)
CA (1) CA2098679A1 (fr)
DE (1) DE69327992T2 (fr)
DK (1) DK0579152T3 (fr)

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US5402496A (en) 1995-03-28
JPH06189395A (ja) 1994-07-08
JP3210494B2 (ja) 2001-09-17
EP0579152B1 (fr) 2000-03-08
EP0579152A1 (fr) 1994-01-19
AU661158B2 (en) 1995-07-13
DE69327992T2 (de) 2000-06-29
AU4142493A (en) 1994-01-20
CA2098679A1 (fr) 1994-01-14

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