DE69627612D1 - Frequenzselektiver aktiver adaptiver Steuerungsanordnung - Google Patents

Frequenzselektiver aktiver adaptiver Steuerungsanordnung

Info

Publication number
DE69627612D1
DE69627612D1 DE69627612T DE69627612T DE69627612D1 DE 69627612 D1 DE69627612 D1 DE 69627612D1 DE 69627612 T DE69627612 T DE 69627612T DE 69627612 T DE69627612 T DE 69627612T DE 69627612 D1 DE69627612 D1 DE 69627612D1
Authority
DE
Germany
Prior art keywords
control arrangement
adaptive control
frequency selective
selective active
active adaptive
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
DE69627612T
Other languages
English (en)
Other versions
DE69627612T2 (de
Inventor
Shawn K Steenhagen
Steve C Southward
Kent F Delfosse
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.)
Digisonix Inc
Original Assignee
Digisonix 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 Digisonix Inc filed Critical Digisonix Inc
Publication of DE69627612D1 publication Critical patent/DE69627612D1/de
Application granted granted Critical
Publication of DE69627612T2 publication Critical patent/DE69627612T2/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
    • G10K11/1787—General system configurations
    • G10K11/17879—General system configurations using both a reference signal and an error signal
    • G10K11/17881—General system configurations using both a reference signal and an error signal the reference signal being an acoustic signal, e.g. recorded with a microphone
    • 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
    • G10K11/1781—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
    • G10K11/1783—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 handling or detecting of non-standard events or conditions, e.g. changing operating modes under specific operating conditions
    • G10K11/17833—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 handling or detecting of non-standard events or conditions, e.g. changing operating modes under specific operating conditions by using a self-diagnostic function or a malfunction prevention function, e.g. detecting abnormal output levels
    • 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
    • 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
    • G10K2210/00—Details of active noise control [ANC] covered by G10K11/178 but not provided for in any of its subgroups
    • G10K2210/10—Applications
    • G10K2210/117—Nonlinear
    • 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
    • G10K2210/3028—Filtering, e.g. Kalman filters or special analogue or digital filters
    • 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
    • G10K2210/3039—Nonlinear, e.g. clipping, numerical truncation, thresholding or variable input and output gain
    • 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
    • G10K2210/3049—Random noise used, e.g. in model identification

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Filters That Use Time-Delay Elements (AREA)
  • Feedback Control In General (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
DE69627612T 1995-11-07 1996-11-07 Frequenzselektiver aktiver adaptiver Steuerungsanordnung Expired - Lifetime DE69627612T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/553,186 US5710822A (en) 1995-11-07 1995-11-07 Frequency selective active adaptive control system
US553186 1995-11-07

Publications (2)

Publication Number Publication Date
DE69627612D1 true DE69627612D1 (de) 2003-05-28
DE69627612T2 DE69627612T2 (de) 2004-02-19

Family

ID=24208454

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69627612T Expired - Lifetime DE69627612T2 (de) 1995-11-07 1996-11-07 Frequenzselektiver aktiver adaptiver Steuerungsanordnung

Country Status (4)

Country Link
US (1) US5710822A (de)
EP (1) EP0773531B1 (de)
CA (1) CA2189577C (de)
DE (1) DE69627612T2 (de)

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US6094601A (en) * 1997-10-01 2000-07-25 Digisonix, Inc. Adaptive control system with efficiently constrained adaptation
DE19812697A1 (de) 1998-03-23 1999-09-30 Volkswagen Ag Verfahren und Einrichtung zum Betrieb einer Mikrofonanordnung, insbesondere in einem Kraftfahrzeug
DE69939796D1 (de) 1998-07-16 2008-12-11 Matsushita Electric Ind Co Ltd Lärmkontrolleanordnung
ATE248497T1 (de) * 1999-12-09 2003-09-15 Frederick Johannes Bruwer Sprachsverteilungssystem
EP1143411A3 (de) * 2000-04-06 2004-11-03 Siemens VDO Automotive Inc. Stabilitätslösung für aktive Lärmdämpfung
US20010046300A1 (en) * 2000-04-17 2001-11-29 Mclean Ian R. Offline active control of automotive noise
US20020039422A1 (en) * 2000-09-20 2002-04-04 Daly Paul D. Driving mode for active noise cancellation
US20020076058A1 (en) * 2000-12-19 2002-06-20 Astorino John Frank Engine rotation reference signal for noise attenuation
US6549629B2 (en) 2001-02-21 2003-04-15 Digisonix Llc DVE system with normalized selection
US6665411B2 (en) 2001-02-21 2003-12-16 Digisonix Llc DVE system with instability detection
US7107127B2 (en) 2001-02-27 2006-09-12 Sikorsky Aircraft Corporation Computationally efficient means for optimal control with control constraints
US7050864B2 (en) * 2001-04-20 2006-05-23 Honda Giken Kogyo Kabushiki Kaisha Control system for a plant using identified model parameters
WO2003015074A1 (en) * 2001-08-08 2003-02-20 Nanyang Technological University,Centre For Signal Processing. Active noise control system with on-line secondary path modeling
US20030112981A1 (en) * 2001-12-17 2003-06-19 Siemens Vdo Automotive, Inc. Active noise control with on-line-filtered C modeling
WO2003073415A1 (en) * 2002-02-27 2003-09-04 Sikorsky Aircraft Corporation Computationally efficient means for optimal control with control constraints
DE10308414B4 (de) * 2003-02-27 2007-10-04 Bayerische Motoren Werke Ag Verfahren zur Steuerung eines Akustiksystems im Fahrzeug
JP4077383B2 (ja) * 2003-09-10 2008-04-16 松下電器産業株式会社 能動型振動騒音制御装置
EP1766261B1 (de) * 2004-06-10 2012-02-08 Lord Corporation Verfahren und system zur steuerung von helikopterschwingungen
US7722322B2 (en) * 2004-08-30 2010-05-25 Lord Corporation Computer system and program product for controlling vibrations
US8267652B2 (en) * 2004-08-30 2012-09-18 Lord Corporation Helicopter hub mounted vibration control and circular force generation systems for canceling vibrations
CN101022994B (zh) 2004-08-30 2012-07-04 洛德公司 直升飞机振动控制系统和消除振动的旋转力发生器
US8162606B2 (en) 2004-08-30 2012-04-24 Lord Corporation Helicopter hub mounted vibration control and circular force generation systems for canceling vibrations
JPWO2007013281A1 (ja) * 2005-07-27 2009-02-05 パナソニック株式会社 能動型振動騒音制御装置
US7825642B1 (en) 2007-05-09 2010-11-02 Zilker Labs, Inc. Control system optimization via independent parameter adjustment
EP2572983B1 (de) 2007-10-25 2015-03-04 Lord Corporation Verteilte aktive Vibrationssteuerungssysteme
US8262344B2 (en) 2008-04-02 2012-09-11 Hamilton Sundstrand Corporation Thermal management system for a gas turbine engine
US8275585B2 (en) 2008-04-26 2012-09-25 Sikorsky Aircraft Corporation Spherical elastomeric bearing with improved shim thickness
DK2309776T3 (da) * 2009-09-14 2014-10-27 Gn Resound As Høreapparat med midler til adaptiv feedbackkompensation
EP2309777B1 (de) * 2009-09-14 2012-11-07 GN Resound A/S Hörgerät mit Mitteln für die Dekorrelation von Eingangs- und Ausgangssignalen
JP5713958B2 (ja) * 2012-05-22 2015-05-07 本田技研工業株式会社 能動型騒音制御装置

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US4677677A (en) * 1985-09-19 1987-06-30 Nelson Industries Inc. Active sound attenuation system with on-line adaptive feedback cancellation
US4677676A (en) * 1986-02-11 1987-06-30 Nelson Industries, Inc. Active attenuation system with on-line modeling of speaker, error path and feedback pack
US4736431A (en) * 1986-10-23 1988-04-05 Nelson Industries, Inc. Active attenuation system with increased dynamic range
US4837834A (en) * 1988-05-04 1989-06-06 Nelson Industries, Inc. Active acoustic attenuation system with differential filtering
US5033082A (en) * 1989-07-31 1991-07-16 Nelson Industries, Inc. Communication system with active noise cancellation
US4987598A (en) * 1990-05-03 1991-01-22 Nelson Industries Active acoustic attenuation system with overall modeling
US5386472A (en) * 1990-08-10 1995-01-31 General Motors Corporation Active noise control system
US5146505A (en) * 1990-10-04 1992-09-08 General Motors Corporation Method for actively attenuating engine generated noise
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JP3089082B2 (ja) * 1991-07-10 2000-09-18 シャープ株式会社 適応型ディジタルフィルタ
US5216722A (en) * 1991-11-15 1993-06-01 Nelson Industries, Inc. Multi-channel active attenuation system with error signal inputs
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US5390255A (en) * 1992-09-29 1995-02-14 Nelson Industries, Inc. Active acoustic attenuation system with error and model copy input
US5386477A (en) * 1993-02-11 1995-01-31 Digisonix, Inc. Active acoustic control system matching model reference
US5586190A (en) * 1994-06-23 1996-12-17 Digisonix, Inc. Active adaptive control system with weight update selective leakage

Also Published As

Publication number Publication date
CA2189577A1 (en) 1997-05-08
EP0773531B1 (de) 2003-04-23
EP0773531A3 (de) 1998-12-30
CA2189577C (en) 2000-10-24
DE69627612T2 (de) 2004-02-19
EP0773531A2 (de) 1997-05-14
US5710822A (en) 1998-01-20

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