EP1874082A3 - Dispositif et procédé de commande de la taille de pas d'un filtre adaptatif - Google Patents

Dispositif et procédé de commande de la taille de pas d'un filtre adaptatif Download PDF

Info

Publication number: EP1874082A3
Authority: EP; European Patent Office
Prior art keywords: adaptive filter; frequency bands; step size; size control; signal edges
Prior art date: 2006-06-26
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.): Granted

Application number

EP07110325A

Other languages

German (de)

English (en)

Other versions

EP1874082B1 (fr

EP1874082A2 (fr

Inventor

Henning Dr. Puder

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.)

Sivantos GmbH

Original Assignee

Siemens Audiologische Technik GmbH

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.)

2006-06-26

Filing date

2007-06-15

Publication date

2008-07-02

2007-06-15 Application filed by Siemens Audiologische Technik GmbH filed Critical Siemens Audiologische Technik GmbH

2008-01-02 Publication of EP1874082A2 publication Critical patent/EP1874082A2/fr

2008-07-02 Publication of EP1874082A3 publication Critical patent/EP1874082A3/fr

2011-10-19 Application granted granted Critical

2011-10-19 Publication of EP1874082B1 publication Critical patent/EP1874082B1/fr

Status Not-in-force legal-status Critical Current

2027-06-15 Anticipated expiration legal-status Critical

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
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
- H04R3/00—Circuits for transducers
- H04R3/02—Circuits for transducers for preventing acoustic reaction, i.e. acoustic oscillatory feedback

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)
Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
Filters That Use Time-Delay Elements (AREA)
Paper (AREA)
Networks Using Active Elements (AREA)

EP07110325A 2006-06-26 2007-06-15 Dispositif et procédé de commande de la taille de pas d'un filtre adaptatif Not-in-force EP1874082B1 (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE102006029194A DE102006029194B4 (de)	2006-06-26	2006-06-26	Vorrichtung und Verfahren zur Schrittweitensteuerung eines adaptiven Filters

Publications (3)

Publication Number	Publication Date
EP1874082A2 EP1874082A2 (fr)	2008-01-02
EP1874082A3 true EP1874082A3 (fr)	2008-07-02
EP1874082B1 EP1874082B1 (fr)	2011-10-19

Family

ID=38514271

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP07110325A Not-in-force EP1874082B1 (fr)	2006-06-26	2007-06-15	Dispositif et procédé de commande de la taille de pas d'un filtre adaptatif

Country Status (5)

Country	Link
US (1)	US8611572B2 (fr)
EP (1)	EP1874082B1 (fr)
AT (1)	ATE530032T1 (fr)
DE (1)	DE102006029194B4 (fr)
DK (1)	DK1874082T3 (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
WO2008000843A2 (fr) *	2007-09-20	2008-01-03	Phonak Ag	Procédé de détermination d'un seuil de réaction dans un dispositif d'écoute et dispositif d'écoute
WO2008000842A2 (fr) *	2007-09-20	2008-01-03	Phonak Ag	Procédé de détermination d'un seuil de réaction dans un dispositif d'écoute et dispositif d'écoute
US8306240B2 (en) *	2008-10-20	2012-11-06	Bose Corporation	Active noise reduction adaptive filter adaptation rate adjusting
DE102009016845B3 (de) *	2009-04-08	2010-08-05	Siemens Medical Instruments Pte. Ltd.	Anordnung und Verfahren zur Erkennung von Rückkopplungen bei Hörvorrichtungen
DE102010007336B4 (de) *	2010-02-09	2013-08-08	Siemens Medical Instruments Pte. Ltd.	Verfahren zum Kompensieren eines Rückkopplungssignals und Hörvorrichtung
EP2590437B1 (fr)	2011-11-03	2015-09-23	Siemens Medical Instruments Pte. Ltd.	Adaptation périodique d'un dispositif de suppression de l'effet Larsen
US9357301B2 (en)	2011-11-15	2016-05-31	Sivantos Pte. Ltd.	Method and device for reducing acoustic feedback
US9628923B2 (en)	2013-12-27	2017-04-18	Gn Hearing A/S	Feedback suppression
CN104754485B (zh) *	2015-02-06	2018-04-06	哈尔滨工业大学深圳研究生院	一种基于nlms算法改进的数字助听器回波抵消方法
US20170311095A1 (en) *	2016-04-20	2017-10-26	Starkey Laboratories, Inc.	Neural network-driven feedback cancellation

Citations (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE19904538C1 (de) *	1999-02-04	2000-07-13	Siemens Audiologische Technik	Verfahren zur Rückkopplungserkennung in einem Hörgerät und Hörgerät
DE102004050304B3 (de) *	2004-10-14	2006-06-14	Siemens Audiologische Technik Gmbh	Verfahren zur Reduktion von Rückkopplungen bei einem Akustiksystem und Signalverarbeitungsvorrichtung

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5991417A (en) *	1995-05-02	1999-11-23	Topholm & Westerman Aps	Process for controlling a programmable or program-controlled hearing aid for its in-situ fitting adjustment
DK1203509T3 (da) *	1999-07-19	2007-01-02	Oticon As	Tilbagekoblingsannullering med anvendelse af båndbreddedetektering
US20060093173A1 (en)	2004-10-14	2006-05-04	Volkmar Hamacher	Method and signal processor for reducing feedback in an audio system

2006
- 2006-06-26 DE DE102006029194A patent/DE102006029194B4/de not_active Expired - Fee Related
2007
- 2007-06-15 EP EP07110325A patent/EP1874082B1/fr not_active Not-in-force
- 2007-06-15 AT AT07110325T patent/ATE530032T1/de active
- 2007-06-15 DK DK07110325.3T patent/DK1874082T3/da active
- 2007-06-26 US US11/821,958 patent/US8611572B2/en not_active Expired - Fee Related

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE19904538C1 (de) *	1999-02-04	2000-07-13	Siemens Audiologische Technik	Verfahren zur Rückkopplungserkennung in einem Hörgerät und Hörgerät
DE102004050304B3 (de) *	2004-10-14	2006-06-14	Siemens Audiologische Technik Gmbh	Verfahren zur Reduktion von Rückkopplungen bei einem Akustiksystem und Signalverarbeitungsvorrichtung

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
CHI H-F ET AL: "Band-limited feedback cancellation with a modified filtered-X LMS algorithm for hearing aids", SPEECH COMMUNICATION, ELSEVIER SCIENCE PUBLISHERS, AMSTERDAM, NL, vol. 39, no. 1-2, 1 January 2003 (2003-01-01), pages 147 - 161, XP002295470, ISSN: 0167-6393 *

Also Published As

Publication number	Publication date
EP1874082B1 (fr)	2011-10-19
ATE530032T1 (de)	2011-11-15
DE102006029194B4 (de)	2010-04-15
US8611572B2 (en)	2013-12-17
US20070297627A1 (en)	2007-12-27
DK1874082T3 (da)	2012-02-13
DE102006029194A1 (de)	2007-12-27
EP1874082A2 (fr)	2008-01-02

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