DK1127348T3 - Arrangement af støjreduktionspaneler og fremgangsmåde til kalibrering af et sådant arrangement af paneler - Google Patents

Arrangement af støjreduktionspaneler og fremgangsmåde til kalibrering af et sådant arrangement af paneler

Info

Publication number
DK1127348T3
DK1127348T3 DK99971570T DK99971570T DK1127348T3 DK 1127348 T3 DK1127348 T3 DK 1127348T3 DK 99971570 T DK99971570 T DK 99971570T DK 99971570 T DK99971570 T DK 99971570T DK 1127348 T3 DK1127348 T3 DK 1127348T3
Authority
DK
Denmark
Prior art keywords
noise
arrangement
panels
total amount
primary
Prior art date
Application number
DK99971570T
Other languages
English (en)
Inventor
Arthur Perry Berkhoff
Overbeek Michiel Wilbert R Van
Nicolaas Jan Doelman
Original Assignee
Tno
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 Tno filed Critical Tno
Application granted granted Critical
Publication of DK1127348T3 publication Critical patent/DK1127348T3/da

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
    • G10K11/1785—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
    • G10K11/1781—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
    • G10K11/17825—Error signals
    • 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
    • G10K11/1787—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
    • G10K2210/118—Panels, e.g. active sound-absorption panels or noise barriers
    • 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
    • G10K2210/3215—Arrays, e.g. for beamforming
    • 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
    • G10K2210/3219—Geometry of the configuration

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
  • Finishing Walls (AREA)
  • Electromechanical Clocks (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
DK99971570T 1998-11-03 1999-10-28 Arrangement af støjreduktionspaneler og fremgangsmåde til kalibrering af et sådant arrangement af paneler DK1127348T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP98203699A EP0999540A1 (en) 1998-11-03 1998-11-03 Noise reduction panel arrangement and method of calibrating such a panel arrangement
PCT/NL1999/000664 WO2000026900A1 (en) 1998-11-03 1999-10-28 Noise reduction panel arrangement and method of calibrating such a panel arrangement

Publications (1)

Publication Number Publication Date
DK1127348T3 true DK1127348T3 (da) 2003-03-24

Family

ID=8234291

Family Applications (1)

Application Number Title Priority Date Filing Date
DK99971570T DK1127348T3 (da) 1998-11-03 1999-10-28 Arrangement af støjreduktionspaneler og fremgangsmåde til kalibrering af et sådant arrangement af paneler

Country Status (9)

Country Link
US (1) US6959092B1 (da)
EP (2) EP0999540A1 (da)
JP (1) JP4393713B2 (da)
AT (1) ATE228703T1 (da)
AU (1) AU1188600A (da)
DE (1) DE69904229T2 (da)
DK (1) DK1127348T3 (da)
ES (1) ES2190677T3 (da)
WO (1) WO2000026900A1 (da)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI110896B (fi) * 2001-05-21 2003-04-15 Valtion Teknillinen Ääntä aktiivisesti vaimentava rakenne
CA2440926C (en) * 2002-09-20 2012-10-30 Isao Kakuhari Noise control apparatus
NL1022647C2 (nl) 2003-02-11 2004-08-12 Tno Inrichting voor het actief reduceren van geluidstransmissie, alsmede een paneel omvattende een dergelijke inrichting.
US20050254664A1 (en) * 2004-05-13 2005-11-17 Kwong Wah Y Noise cancellation methodology for electronic devices
WO2009076523A1 (en) * 2007-12-11 2009-06-18 Andrea Electronics Corporation Adaptive filtering in a sensor array system
US9392360B2 (en) 2007-12-11 2016-07-12 Andrea Electronics Corporation Steerable sensor array system with video input
US9502022B2 (en) * 2010-09-02 2016-11-22 Spatial Digital Systems, Inc. Apparatus and method of generating quiet zone by cancellation-through-injection techniques
DE102015117770B4 (de) * 2015-10-19 2021-05-12 Deutsches Zentrum für Luft- und Raumfahrt e.V. Schallreduktionssystem und Verfahren zur Schallreduzierung
DE102016007391A1 (de) * 2016-06-17 2017-12-21 Oaswiss AG (i. G.) Antischallanordnung
EP4184504A1 (en) * 2021-11-18 2023-05-24 BAE SYSTEMS plc System and method for active acoustic control
WO2023089300A1 (en) * 2021-11-18 2023-05-25 Bae Systems Plc System and method for active acoustic control
GB2612990A (en) * 2021-11-18 2023-05-24 Bae Systems Plc System and method

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4025724A (en) * 1975-08-12 1977-05-24 Westinghouse Electric Corporation Noise cancellation apparatus
US4815139A (en) * 1988-03-16 1989-03-21 Nelson Industries, Inc. Active acoustic attenuation system for higher order mode non-uniform sound field in a duct
US5347586A (en) * 1992-04-28 1994-09-13 Westinghouse Electric Corporation Adaptive system for controlling noise generated by or emanating from a primary noise source
US5315661A (en) * 1992-08-12 1994-05-24 Noise Cancellation Technologies, Inc. Active high transmission loss panel
US5416845A (en) * 1993-04-27 1995-05-16 Noise Cancellation Technologies, Inc. Single and multiple channel block adaptive methods and apparatus for active sound and vibration control
US5526432A (en) * 1993-05-21 1996-06-11 Noise Cancellation Technologies, Inc. Ducted axial fan
EP0836737A1 (en) * 1995-07-05 1998-04-22 Alumax Inc. Method and apparatus for active noise control of high order modes in ducts
GB9603900D0 (en) * 1996-02-23 1996-04-24 Lotus Car Reduction of processing in an adaptive control system having multiple inputs and multiple outputs
US6192133B1 (en) * 1996-09-17 2001-02-20 Kabushiki Kaisha Toshiba Active noise control apparatus

Also Published As

Publication number Publication date
EP0999540A1 (en) 2000-05-10
WO2000026900A1 (en) 2000-05-11
ATE228703T1 (de) 2002-12-15
JP2002529775A (ja) 2002-09-10
JP4393713B2 (ja) 2010-01-06
ES2190677T3 (es) 2003-08-01
AU1188600A (en) 2000-05-22
DE69904229T2 (de) 2003-12-24
US6959092B1 (en) 2005-10-25
DE69904229D1 (de) 2003-01-09
EP1127348B1 (en) 2002-11-27
EP1127348A1 (en) 2001-08-29

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