JPH06502257A - アクティブ振動制御システム - Google Patents

アクティブ振動制御システム

Info

Publication number
JPH06502257A
JPH06502257A JP3516923A JP51692391A JPH06502257A JP H06502257 A JPH06502257 A JP H06502257A JP 3516923 A JP3516923 A JP 3516923A JP 51692391 A JP51692391 A JP 51692391A JP H06502257 A JPH06502257 A JP H06502257A
Authority
JP
Japan
Prior art keywords
region
signal
controller
transfer function
vibration
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.)
Pending
Application number
JP3516923A
Other languages
English (en)
Japanese (ja)
Inventor
ロス，コリン・フレイサー
イートウェル，グラハム・ポール
Original Assignee
ノイズ・キャンセレイション・テクノロジーズ・インコーポレイテッド
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 ノイズ・キャンセレイション・テクノロジーズ・インコーポレイテッド filed Critical ノイズ・キャンセレイション・テクノロジーズ・インコーポレイテッド
Publication of JPH06502257A publication Critical patent/JPH06502257A/ja
Pending 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
    • G10K11/17813—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
    • G10K11/17853—Methods, e.g. algorithms; Devices of the filter
    • G10K11/17854—Methods, e.g. algorithms; Devices of the filter the filter being an adaptive filter
    • 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
    • G10K11/17857—Geometric disposition, e.g. placement of microphones
    • 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
    • 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
    • G10K2210/3045—Multiple acoustic inputs, single acoustic output
    • 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
    • G10K2210/3046—Multiple acoustic inputs, multiple acoustic outputs
    • 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
    • G10K2210/3055—Transfer function of the acoustic system
    • 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
    • G10K2210/321—Physical
    • G10K2210/3212—Actuator details, e.g. composition or microstructure
    • 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
    • G10K2210/321—Physical
    • G10K2210/3216—Cancellation means disposed in the vicinity of the source

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Vibration Prevention Devices (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Buildings Adapted To Withstand Abnormal External Influences (AREA)
JP3516923A 1990-10-29 1991-10-22 アクティブ振動制御システム Pending JPH06502257A (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB9023459.2 1990-10-29
GB909023459A GB9023459D0 (en) 1990-10-29 1990-10-29 Active vibration control system
PCT/GB1991/001849 WO1992008223A1 (en) 1990-10-29 1991-10-22 Active vibration control system

Publications (1)

Publication Number Publication Date
JPH06502257A true JPH06502257A (ja) 1994-03-10

Family

ID=10684492

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3516923A Pending JPH06502257A (ja) 1990-10-29 1991-10-22 アクティブ振動制御システム

Country Status (10)

Country Link
EP (1) EP0555266B1 (es)
JP (1) JPH06502257A (es)
AT (1) ATE170654T1 (es)
AU (1) AU660423B2 (es)
CA (1) CA2095033C (es)
DE (1) DE69130112T2 (es)
DK (1) DK0555266T3 (es)
ES (1) ES2121790T3 (es)
GB (1) GB9023459D0 (es)
WO (1) WO1992008223A1 (es)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2019124867A (ja) * 2018-01-18 2019-07-25 株式会社奥村組 アクティブノイズコントロールされる音場のシミュレーション方法及びシミュレーション装置
JP2019174536A (ja) * 2018-03-27 2019-10-10 株式会社奥村組 アクティブノイズコントロールによる音場シミュレーションの評価方法及び評価装置

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9218465D0 (en) * 1992-08-29 1992-10-14 Adaptive Control Ltd Active sound control systems and sound reproduction systems
US5381485A (en) * 1992-08-29 1995-01-10 Adaptive Control Limited Active sound control systems and sound reproduction systems
US5481615A (en) * 1993-04-01 1996-01-02 Noise Cancellation Technologies, Inc. Audio reproduction system
US7983813B2 (en) 2004-10-29 2011-07-19 Bose Corporation Active suspending
US8095268B2 (en) 2004-10-29 2012-01-10 Bose Corporation Active suspending
US7962261B2 (en) 2007-11-12 2011-06-14 Bose Corporation Vehicle suspension
DE102008061552A1 (de) * 2008-12-11 2010-07-01 Areva Energietechnik Gmbh Verfahren und Vorrichtung zur Geräuschminderung für einen elektrischen Transformator
WO2016199119A1 (en) * 2015-06-06 2016-12-15 Oppenheimer Yehuda A system and method for active reduction of a predefined audio acoustic noise by using synchronization signals
DE102020116451B4 (de) 2020-06-23 2024-02-08 Dr. Ing. H.C. F. Porsche Aktiengesellschaft Vorrichtung und Verfahren für aktive Geräuschunterdrückung bei einem Fahrzeug

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4689821A (en) * 1985-09-23 1987-08-25 Lockheed Corporation Active noise control system
GB8610744D0 (en) * 1986-05-01 1986-06-04 Plessey Co Plc Adaptive disturbance suppression
EP0285632B1 (en) * 1986-10-07 1993-06-09 Adaptive Control Limited Active vibration control

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2019124867A (ja) * 2018-01-18 2019-07-25 株式会社奥村組 アクティブノイズコントロールされる音場のシミュレーション方法及びシミュレーション装置
JP2019174536A (ja) * 2018-03-27 2019-10-10 株式会社奥村組 アクティブノイズコントロールによる音場シミュレーションの評価方法及び評価装置

Also Published As

Publication number Publication date
EP0555266B1 (en) 1998-09-02
CA2095033A1 (en) 1992-04-30
DK0555266T3 (da) 1999-05-31
WO1992008223A1 (en) 1992-05-14
AU660423B2 (en) 1995-06-29
DE69130112T2 (de) 1999-03-04
DE69130112D1 (de) 1998-10-08
ES2121790T3 (es) 1998-12-16
GB9023459D0 (en) 1990-12-12
EP0555266A1 (en) 1993-08-18
AU8739391A (en) 1992-05-26
CA2095033C (en) 1997-12-30
ATE170654T1 (de) 1998-09-15

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