DE60218265D1 - Aktives Lärmunterdrückungssystem mit Frequenzansprechkontrolle - Google Patents

Aktives Lärmunterdrückungssystem mit Frequenzansprechkontrolle

Info

Publication number
DE60218265D1
DE60218265D1 DE60218265T DE60218265T DE60218265D1 DE 60218265 D1 DE60218265 D1 DE 60218265D1 DE 60218265 T DE60218265 T DE 60218265T DE 60218265 T DE60218265 T DE 60218265T DE 60218265 D1 DE60218265 D1 DE 60218265D1
Authority
DE
Germany
Prior art keywords
frequency response
noise cancellation
active noise
response control
cancellation system
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.)
Expired - Lifetime
Application number
DE60218265T
Other languages
English (en)
Other versions
DE60218265T2 (de
Inventor
Manish Vaishya
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.)
Continental Tire Canada Inc
Original Assignee
Siemens VDO Automotive 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
Application filed by Siemens VDO Automotive Inc filed Critical Siemens VDO Automotive Inc
Publication of DE60218265D1 publication Critical patent/DE60218265D1/de
Application granted granted Critical
Publication of DE60218265T2 publication Critical patent/DE60218265T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • G10K11/1781—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 characterised by the analysis of input or output signals, e.g. frequency range, modes, transfer functions
    • G10K11/17821—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 characterised by the analysis of input or output signals, e.g. frequency range, modes, transfer functions characterised by the analysis of the input signals only
    • G10K11/17823—Reference signals, e.g. ambient acoustic environment
    • 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
    • G10K11/1781—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 characterised by the analysis of input or output signals, e.g. frequency range, modes, transfer functions
    • G10K11/17813—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 characterised by the analysis of input or output signals, e.g. frequency range, modes, transfer functions characterised by the analysis of the acoustic paths, e.g. estimating, calibrating or testing of transfer functions or cross-terms
    • G10K11/17817—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 characterised by the analysis of input or output signals, e.g. frequency range, modes, transfer functions characterised by the analysis of the acoustic paths, e.g. estimating, calibrating or testing of transfer functions or cross-terms between the output signals and the error signals, i.e. secondary path
    • 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
    • G10K11/17855—Methods, e.g. algorithms; Devices for improving speed or power requirements
    • 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
    • G10K11/17883—General system configurations using both a reference signal and an error signal the reference signal being derived from a machine operating condition, e.g. engine RPM or vehicle speed
    • 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
    • G10K2210/00—Details of active noise control [ANC] covered by G10K11/178 but not provided for in any of its subgroups
    • G10K2210/10—Applications
    • G10K2210/128—Vehicles
    • G10K2210/1282—Automobiles
    • 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
    • G10K2210/00—Details of active noise control [ANC] covered by G10K11/178 but not provided for in any of its subgroups
    • G10K2210/30—Means
    • G10K2210/301—Computational
    • G10K2210/3023—Estimation of noise, e.g. on error signals
    • G10K2210/30232—Transfer functions, e.g. impulse response

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)
DE60218265T 2001-10-30 2002-10-25 Aktives Lärmunterdrückungssystem mit Frequenzansprechkontrolle Expired - Lifetime DE60218265T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US34102601P 2001-10-30 2001-10-30
US341026P 2001-10-30
US271440 2002-10-15
US10/271,440 US20030079937A1 (en) 2001-10-30 2002-10-15 Active noise cancellation using frequency response control

Publications (2)

Publication Number Publication Date
DE60218265D1 true DE60218265D1 (de) 2007-04-05
DE60218265T2 DE60218265T2 (de) 2007-07-19

Family

ID=26954898

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60218265T Expired - Lifetime DE60218265T2 (de) 2001-10-30 2002-10-25 Aktives Lärmunterdrückungssystem mit Frequenzansprechkontrolle

Country Status (3)

Country Link
US (1) US20030079937A1 (de)
EP (1) EP1308926B1 (de)
DE (1) DE60218265T2 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7706547B2 (en) * 2002-12-11 2010-04-27 General Electric Company System and method for noise cancellation
JP4283212B2 (ja) * 2004-12-10 2009-06-24 インターナショナル・ビジネス・マシーンズ・コーポレーション 雑音除去装置、雑音除去プログラム、及び雑音除去方法
US7775320B2 (en) * 2008-03-20 2010-08-17 Honda Motor Co., Ltd. Method for reducing noise in a vehicle cabin
DE102011018459A1 (de) * 2011-04-21 2012-10-25 J. Eberspächer GmbH & Co. KG Übertragungsstreckenkompensator
TW201247996A (en) * 2011-05-26 2012-12-01 Anpec Electronics Corp Noiseless motor apparatus and denoise driver
EP2624251B1 (de) 2012-01-31 2014-09-10 Harman Becker Automotive Systems GmbH Verfahren zur Anpassung eines ANC-Systems
WO2020012235A1 (en) * 2018-07-13 2020-01-16 Bosch Car Multimedia Portugal, S.A. Active noise cancelling system, based on a frequency domain audio control unit, and respective method of operation
CN112312250B (zh) * 2019-07-30 2022-07-19 瑞昱半导体股份有限公司 具有抗噪机制的音频播放装置及方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5692052A (en) * 1991-06-17 1997-11-25 Nippondenso Co., Ltd. Engine noise control apparatus
US5809152A (en) * 1991-07-11 1998-09-15 Hitachi, Ltd. Apparatus for reducing noise in a closed space having divergence detector
US5404409A (en) * 1991-07-31 1995-04-04 Fujitsu Ten Limited Adaptive filtering means for an automatic sound controlling apparatus
US5410606A (en) * 1992-07-21 1995-04-25 Honda Giken Kogyo Kabushiki Kaisha Noise canceling method
GB9222103D0 (en) * 1992-10-21 1992-12-02 Lotus Car Adaptive control system
JP3340496B2 (ja) * 1993-03-09 2002-11-05 富士通株式会社 アクティブ騒音制御システムの伝達特性の推定方法
US5689572A (en) * 1993-12-08 1997-11-18 Hitachi, Ltd. Method of actively controlling noise, and apparatus thereof
US5978489A (en) * 1997-05-05 1999-11-02 Oregon Graduate Institute Of Science And Technology Multi-actuator system for active sound and vibration cancellation
US6298139B1 (en) * 1997-12-31 2001-10-02 Transcrypt International, Inc. Apparatus and method for maintaining a constant speech envelope using variable coefficient automatic gain control
US6208949B1 (en) * 1998-07-01 2001-03-27 Adaptive Audio, Inc. Method and apparatus for dynamical system analysis

Also Published As

Publication number Publication date
EP1308926A3 (de) 2004-01-21
EP1308926B1 (de) 2007-02-21
EP1308926A2 (de) 2003-05-07
DE60218265T2 (de) 2007-07-19
US20030079937A1 (en) 2003-05-01

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: BONGEN, RENAUD & PARTNER, 70173 STUTTGART