DE60004539D1 - Teilband-unterdrückung einer akustischen rückkopplung in hörgeräten - Google Patents

Teilband-unterdrückung einer akustischen rückkopplung in hörgeräten

Info

Publication number
DE60004539D1
DE60004539D1 DE60004539T DE60004539T DE60004539D1 DE 60004539 D1 DE60004539 D1 DE 60004539D1 DE 60004539 T DE60004539 T DE 60004539T DE 60004539 T DE60004539 T DE 60004539T DE 60004539 D1 DE60004539 D1 DE 60004539D1
Authority
DE
Germany
Prior art keywords
hearing aid
acoustic feedback
subband
suppression
subband suppression
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.)
Revoked
Application number
DE60004539T
Other languages
English (en)
Other versions
DE60004539T2 (de
Inventor
Xiaoling Fang
Gerald Wilson
Brad Giles
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.)
Sonic Innovations Inc
Original Assignee
Sonic Innovations Inc
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=23579689&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE60004539(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Sonic Innovations Inc filed Critical Sonic Innovations Inc
Publication of DE60004539D1 publication Critical patent/DE60004539D1/de
Application granted granted Critical
Publication of DE60004539T2 publication Critical patent/DE60004539T2/de
Anticipated expiration legal-status Critical
Revoked 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
    • H04R2430/00—Signal processing covered by H04R, not provided for in its groups
    • H04R2430/03—Synergistic effects of band splitting and sub-band processing
    • 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

  • 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)
  • 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)
DE60004539T 1999-09-20 2000-08-31 Teilband-unterdrückung einer akustischen rückkopplung in hörgeräten Revoked DE60004539T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US399483 1982-07-19
US09/399,483 US6480610B1 (en) 1999-09-21 1999-09-21 Subband acoustic feedback cancellation in hearing aids
PCT/US2000/024230 WO2001022775A2 (en) 1999-09-20 2000-08-31 Subband acoustic feedback cancellation in hearing aids

Publications (2)

Publication Number Publication Date
DE60004539D1 true DE60004539D1 (de) 2003-09-18
DE60004539T2 DE60004539T2 (de) 2004-09-02

Family

ID=23579689

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60004539T Revoked DE60004539T2 (de) 1999-09-20 2000-08-31 Teilband-unterdrückung einer akustischen rückkopplung in hörgeräten

Country Status (7)

Country Link
US (3) US6480610B1 (de)
EP (1) EP1214866B1 (de)
JP (1) JP2003529968A (de)
CN (1) CN1184855C (de)
DE (1) DE60004539T2 (de)
DK (1) DK1214866T3 (de)
WO (1) WO2001022775A2 (de)

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US7020297B2 (en) 2006-03-28
WO2001022775A2 (en) 2001-03-29
US6480610B1 (en) 2002-11-12
US20030026442A1 (en) 2003-02-06
CN1184855C (zh) 2005-01-12
CN1375178A (zh) 2002-10-16
US20040125973A1 (en) 2004-07-01
DK1214866T3 (da) 2003-12-08
EP1214866B1 (de) 2003-08-13
JP2003529968A (ja) 2003-10-07
DE60004539T2 (de) 2004-09-02
WO2001022775A3 (en) 2001-12-06
EP1214866A2 (de) 2002-06-19

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