ATE251834T1 - Vorrichtung und verfahren zur rückkopplungsunterdrückung unter verwendung von einem adaptiven referenzfilter - Google Patents

Vorrichtung und verfahren zur rückkopplungsunterdrückung unter verwendung von einem adaptiven referenzfilter

Info

Publication number
ATE251834T1
ATE251834T1 AT00952264T AT00952264T ATE251834T1 AT E251834 T1 ATE251834 T1 AT E251834T1 AT 00952264 T AT00952264 T AT 00952264T AT 00952264 T AT00952264 T AT 00952264T AT E251834 T1 ATE251834 T1 AT E251834T1
Authority
AT
Austria
Prior art keywords
filter
feedback path
hearing aid
feedback
updated
Prior art date
Application number
AT00952264T
Other languages
English (en)
Inventor
James Mitchell Kates
John Laurence Melanson
Original Assignee
Gn Resound As
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 Gn Resound As filed Critical Gn Resound As
Application granted granted Critical
Publication of ATE251834T1 publication Critical patent/ATE251834T1/de

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
    • H04R25/45—Prevention of acoustic reaction, i.e. acoustic oscillatory feedback
    • H04R25/453—Prevention of acoustic reaction, i.e. acoustic oscillatory feedback electronically

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)
  • Filters That Use Time-Delay Elements (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Networks Using Active Elements (AREA)
AT00952264T 1999-07-30 2000-07-28 Vorrichtung und verfahren zur rückkopplungsunterdrückung unter verwendung von einem adaptiven referenzfilter ATE251834T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/364,760 US6434247B1 (en) 1999-07-30 1999-07-30 Feedback cancellation apparatus and methods utilizing adaptive reference filter mechanisms
PCT/US2000/020617 WO2001010170A2 (en) 1999-07-30 2000-07-28 Feedback cancellation apparatus and methods utilizing an adaptive reference filter

Publications (1)

Publication Number Publication Date
ATE251834T1 true ATE251834T1 (de) 2003-10-15

Family

ID=23435959

Family Applications (1)

Application Number Title Priority Date Filing Date
AT00952264T ATE251834T1 (de) 1999-07-30 2000-07-28 Vorrichtung und verfahren zur rückkopplungsunterdrückung unter verwendung von einem adaptiven referenzfilter

Country Status (7)

Country Link
US (1) US6434247B1 (de)
EP (1) EP1228665B1 (de)
AT (1) ATE251834T1 (de)
AU (1) AU6499400A (de)
DE (1) DE60005853T2 (de)
DK (1) DK1228665T3 (de)
WO (1) WO2001010170A2 (de)

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Also Published As

Publication number Publication date
DE60005853D1 (de) 2003-11-13
WO2001010170A2 (en) 2001-02-08
DE60005853T2 (de) 2004-07-29
AU6499400A (en) 2001-02-19
US20020064291A1 (en) 2002-05-30
DK1228665T3 (da) 2004-02-16
US6434247B1 (en) 2002-08-13
EP1228665B1 (de) 2003-10-08
EP1228665A2 (de) 2002-08-07
WO2001010170A3 (en) 2001-11-15

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