DE602009000471D1 - Vorrichtung zur Rückkopplungsunterdrückung und computerlesbares Aufzeichnungsmedium - Google Patents

Vorrichtung zur Rückkopplungsunterdrückung und computerlesbares Aufzeichnungsmedium

Info

Publication number
DE602009000471D1
DE602009000471D1 DE602009000471T DE602009000471T DE602009000471D1 DE 602009000471 D1 DE602009000471 D1 DE 602009000471D1 DE 602009000471 T DE602009000471 T DE 602009000471T DE 602009000471 T DE602009000471 T DE 602009000471T DE 602009000471 D1 DE602009000471 D1 DE 602009000471D1
Authority
DE
Germany
Prior art keywords
recording medium
computer readable
readable recording
feedback suppression
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.)
Active
Application number
DE602009000471T
Other languages
German (de)
English (en)
Inventor
Hirobumi Tanaka
Hiraku Okumura
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.)
Yamaha Corp
Original Assignee
Yamaha Corp
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 Yamaha Corp filed Critical Yamaha Corp
Publication of DE602009000471D1 publication Critical patent/DE602009000471D1/de
Active legal-status Critical Current
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
    • H04R3/00—Circuits for transducers
    • H04R3/02—Circuits for transducers for preventing acoustic reaction, i.e. acoustic oscillatory feedback

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Circuit For Audible Band Transducer (AREA)
DE602009000471T 2008-01-31 2009-01-14 Vorrichtung zur Rückkopplungsunterdrückung und computerlesbares Aufzeichnungsmedium Active DE602009000471D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2008020276A JP5239359B2 (ja) 2008-01-31 2008-01-31 ハウリング抑制装置

Publications (1)

Publication Number Publication Date
DE602009000471D1 true DE602009000471D1 (de) 2011-02-10

Family

ID=40550192

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602009000471T Active DE602009000471D1 (de) 2008-01-31 2009-01-14 Vorrichtung zur Rückkopplungsunterdrückung und computerlesbares Aufzeichnungsmedium

Country Status (4)

Country Link
US (1) US8311237B2 (https=)
EP (1) EP2086249B1 (https=)
JP (1) JP5239359B2 (https=)
DE (1) DE602009000471D1 (https=)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011090386A1 (en) * 2010-01-19 2011-07-28 Squarehead Technology As Location dependent feedback cancellation
US8891786B1 (en) 2010-05-17 2014-11-18 Marvell International Ltd. Selective notch filtering for howling suppression
CN102740214B (zh) * 2011-04-01 2014-09-10 中国科学院声学研究所 一种基于反馈信号频谱估计的啸叫抑制方法
CN106454642B (zh) * 2016-09-23 2019-01-08 佛山科学技术学院 自适应子带音频反馈抑制方法
WO2023276424A1 (ja) * 2021-06-30 2023-01-05 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ ハウリング抑圧装置、ハウリング抑圧方法及びハウリング抑圧プログラム
CN114245264A (zh) * 2021-11-26 2022-03-25 深圳Tcl新技术有限公司 啸叫抑制方法、啸叫抑制装置、电子设备及存储介质
US20250168548A1 (en) * 2023-11-20 2025-05-22 Motorola Solutions, Inc. Device, system and method for microphonic noise compensation

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5442715A (en) * 1992-04-06 1995-08-15 Eastman Kodak Company Method and apparatus for cursive script recognition
US5442712A (en) * 1992-11-25 1995-08-15 Matsushita Electric Industrial Co., Ltd. Sound amplifying apparatus with automatic howl-suppressing function
US5937060A (en) * 1996-02-09 1999-08-10 Texas Instruments Incorporated Residual echo suppression
WO2003010996A2 (en) * 2001-07-20 2003-02-06 Koninklijke Philips Electronics N.V. Sound reinforcement system having an echo suppressor and loudspeaker beamformer
JP4161628B2 (ja) * 2002-07-19 2008-10-08 日本電気株式会社 エコー抑圧方法及び装置
JP2004165888A (ja) * 2002-11-12 2004-06-10 Oki Electric Ind Co Ltd ハウリング処理装置
JP2005109533A (ja) * 2003-09-26 2005-04-21 Yamaha Corp ハウリング抑制装置
EP1684442A4 (en) * 2003-11-11 2009-04-15 Mitsubishi Electric Corp ECHO SUPPRESSION DEVICE
JP4767166B2 (ja) * 2004-06-16 2011-09-07 パナソニック株式会社 ハウリング抑圧装置、プログラム、集積回路、およびハウリング抑圧方法
JP4186932B2 (ja) * 2005-02-07 2008-11-26 ヤマハ株式会社 ハウリング抑制装置および拡声装置
JP4814329B2 (ja) * 2005-10-21 2011-11-16 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 音響エコーキャンセラ

Also Published As

Publication number Publication date
US20090196433A1 (en) 2009-08-06
JP5239359B2 (ja) 2013-07-17
EP2086249A2 (en) 2009-08-05
EP2086249A3 (en) 2009-09-09
US8311237B2 (en) 2012-11-13
JP2009182759A (ja) 2009-08-13
EP2086249B1 (en) 2010-12-29

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