EP1772852A4 - Active noise reduction device - Google Patents

Active noise reduction device

Info

Publication number
EP1772852A4
EP1772852A4 EP06768329A EP06768329A EP1772852A4 EP 1772852 A4 EP1772852 A4 EP 1772852A4 EP 06768329 A EP06768329 A EP 06768329A EP 06768329 A EP06768329 A EP 06768329A EP 1772852 A4 EP1772852 A4 EP 1772852A4
Authority
EP
European Patent Office
Prior art keywords
noise reduction
reduction device
active noise
active
reduction
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.)
Granted
Application number
EP06768329A
Other languages
German (de)
French (fr)
Other versions
EP1772852B1 (en
EP1772852A1 (en
Inventor
Yoshio Nakamura
Masahide Onishi
Shigeki Yoshida
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.)
Panasonic Corp
Original Assignee
Panasonic 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 Panasonic Corp filed Critical Panasonic Corp
Publication of EP1772852A1 publication Critical patent/EP1772852A1/en
Publication of EP1772852A4 publication Critical patent/EP1772852A4/en
Application granted granted Critical
Publication of EP1772852B1 publication Critical patent/EP1772852B1/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/175—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
    • G10K11/178—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
    • G10K11/1787—General system configurations
    • G10K11/17879—General system configurations using both a reference signal and an error signal
    • 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
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/175—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
    • G10K11/178—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
    • G10K11/1785—Methods, e.g. algorithms; Devices
    • G10K11/17853—Methods, e.g. algorithms; Devices of the filter
    • G10K11/17854—Methods, e.g. algorithms; Devices of the filter the filter being an adaptive filter

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
EP06768329A 2005-07-21 2006-07-21 Active noise reduction device Expired - Fee Related EP1772852B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2005210920A JP2007025527A (en) 2005-07-21 2005-07-21 Active noise reduction apparatus
PCT/JP2006/314451 WO2007011011A1 (en) 2005-07-21 2006-07-21 Active noise reduction device

Publications (3)

Publication Number Publication Date
EP1772852A1 EP1772852A1 (en) 2007-04-11
EP1772852A4 true EP1772852A4 (en) 2011-08-24
EP1772852B1 EP1772852B1 (en) 2012-10-24

Family

ID=37668882

Family Applications (1)

Application Number Title Priority Date Filing Date
EP06768329A Expired - Fee Related EP1772852B1 (en) 2005-07-21 2006-07-21 Active noise reduction device

Country Status (4)

Country Link
EP (1) EP1772852B1 (en)
JP (1) JP2007025527A (en)
CN (1) CN101040321B (en)
WO (1) WO2007011011A1 (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4962095B2 (en) * 2007-03-30 2012-06-27 パナソニック株式会社 Active noise control device
JP5189307B2 (en) 2007-03-30 2013-04-24 本田技研工業株式会社 Active noise control device
JP5002302B2 (en) * 2007-03-30 2012-08-15 本田技研工業株式会社 Active noise control device
JP4843581B2 (en) * 2007-08-13 2011-12-21 本田技研工業株式会社 Active noise control device
JP4350777B2 (en) 2007-09-10 2009-10-21 本田技研工業株式会社 Active vibration and noise control device for vehicle
JP4881913B2 (en) 2008-05-29 2012-02-22 本田技研工業株式会社 Active noise control device
US9177542B2 (en) * 2013-03-29 2015-11-03 Bose Corporation Motor vehicle adaptive feed-forward noise reduction
US11315542B2 (en) 2020-03-31 2022-04-26 Honda Motor Co., Ltd. Active noise control device
JP2022111588A (en) 2021-01-20 2022-08-01 本田技研工業株式会社 Active noise controller and vehicle
JP7241119B2 (en) 2021-03-18 2023-03-16 本田技研工業株式会社 Active noise control device
JP7241118B2 (en) 2021-03-18 2023-03-16 本田技研工業株式会社 Active noise control device

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4677677A (en) * 1985-09-19 1987-06-30 Nelson Industries Inc. Active sound attenuation system with on-line adaptive feedback cancellation
US5377274A (en) * 1989-12-28 1994-12-27 Meyer Sound Laboratories Incorporated Correction circuit and method for improving the transient behavior of a two-way loudspeaker system
US20040240678A1 (en) * 2003-05-29 2004-12-02 Yoshio Nakamura Active noise control system
US20050053244A1 (en) * 2003-09-10 2005-03-10 Matsushita Electric Industrial Co., Ltd Active noise cancellation system
EP1906384A1 (en) * 2005-07-21 2008-04-02 Matsushita Electric Industrial Co., Ltd. Active noise reduction device

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3264951B2 (en) * 1991-09-18 2002-03-11 日産自動車株式会社 Active noise control device
JPH0883083A (en) * 1994-09-14 1996-03-26 Fuji Heavy Ind Ltd In-vehicle noise reducing device
JP3725959B2 (en) * 1997-03-14 2005-12-14 ティーオーエー株式会社 Transfer function identification device and active noise elimination device
JP4031875B2 (en) * 1998-09-17 2008-01-09 本田技研工業株式会社 Active vibration and noise suppression device
JP2001005463A (en) * 1999-06-17 2001-01-12 Matsushita Electric Ind Co Ltd Acoustic system
JP2002333886A (en) * 2001-05-08 2002-11-22 Onkyo Corp Active noise controller
JP3843082B2 (en) * 2003-06-05 2006-11-08 本田技研工業株式会社 Active vibration noise control device

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4677677A (en) * 1985-09-19 1987-06-30 Nelson Industries Inc. Active sound attenuation system with on-line adaptive feedback cancellation
US5377274A (en) * 1989-12-28 1994-12-27 Meyer Sound Laboratories Incorporated Correction circuit and method for improving the transient behavior of a two-way loudspeaker system
US20040240678A1 (en) * 2003-05-29 2004-12-02 Yoshio Nakamura Active noise control system
US20050053244A1 (en) * 2003-09-10 2005-03-10 Matsushita Electric Industrial Co., Ltd Active noise cancellation system
EP1906384A1 (en) * 2005-07-21 2008-04-02 Matsushita Electric Industrial Co., Ltd. Active noise reduction device

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2007011011A1 *

Also Published As

Publication number Publication date
EP1772852B1 (en) 2012-10-24
JP2007025527A (en) 2007-02-01
EP1772852A1 (en) 2007-04-11
WO2007011011A1 (en) 2007-01-25
CN101040321B (en) 2012-09-05
CN101040321A (en) 2007-09-19

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