ATE246833T1 - Aktiver lärmkonditionierungsanordnung - Google Patents

Aktiver lärmkonditionierungsanordnung

Info

Publication number
ATE246833T1
ATE246833T1 AT97308810T AT97308810T ATE246833T1 AT E246833 T1 ATE246833 T1 AT E246833T1 AT 97308810 T AT97308810 T AT 97308810T AT 97308810 T AT97308810 T AT 97308810T AT E246833 T1 ATE246833 T1 AT E246833T1
Authority
AT
Austria
Prior art keywords
active noise
conditioning arrangement
electrical
alteration signal
electronic circuitry
Prior art date
Application number
AT97308810T
Other languages
English (en)
Inventor
J Clay Shipps
John E Levreault Jr
Original Assignee
Tenneco 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 Tenneco Automotive Inc filed Critical Tenneco Automotive Inc
Application granted granted Critical
Publication of ATE246833T1 publication Critical patent/ATE246833T1/de

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES
    • F01N1/00—Silencing apparatus characterised by method of silencing
    • F01N1/06—Silencing apparatus characterised by method of silencing by using interference effect
    • F01N1/065—Silencing apparatus characterised by method of silencing by using interference effect by using an active noise source, e.g. speakers
    • 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
    • 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
    • G10K11/1785—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
    • G10K11/1785—Methods, e.g. algorithms; Devices
    • G10K11/17861—Methods, e.g. algorithms; Devices using additional means for damping sound, e.g. using sound absorbing panels
    • 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
    • G10K2210/12822—Exhaust pipes or mufflers
    • 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
    • G10K2210/3026—Feedback
    • 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

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Acoustics & Sound (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Exhaust Silencers (AREA)
  • Prostheses (AREA)
  • Nonmetallic Welding Materials (AREA)
  • Details Of Fluid Heaters (AREA)
AT97308810T 1996-11-04 1997-11-03 Aktiver lärmkonditionierungsanordnung ATE246833T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/743,334 US5848168A (en) 1996-11-04 1996-11-04 Active noise conditioning system

Publications (1)

Publication Number Publication Date
ATE246833T1 true ATE246833T1 (de) 2003-08-15

Family

ID=24988390

Family Applications (1)

Application Number Title Priority Date Filing Date
AT97308810T ATE246833T1 (de) 1996-11-04 1997-11-03 Aktiver lärmkonditionierungsanordnung

Country Status (4)

Country Link
US (1) US5848168A (de)
EP (2) EP0840285B1 (de)
AT (1) ATE246833T1 (de)
DE (1) DE69723945T2 (de)

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US6072880A (en) * 1998-02-27 2000-06-06 Tenneco Automotive Inc. Modular active silencer with port dish
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US6172564B1 (en) * 1999-07-30 2001-01-09 Eugene Rzyski Intermodulation product cancellation circuit
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US7088828B1 (en) 2000-04-13 2006-08-08 Cisco Technology, Inc. Methods and apparatus for providing privacy for a user of an audio electronic device
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FR2812751B1 (fr) * 2000-08-01 2002-11-08 Ecia Equip Composants Ind Auto Dispositif acoustique pour une installation d'attenuation active de bruit
JP3901483B2 (ja) * 2001-10-04 2007-04-04 ヤマハ発動機株式会社 エンジンの吸気音調整構造及び排気音調整構造
GB2389990B (en) * 2002-06-18 2005-06-08 Siemens Vdo Automotive Inc Active noise control system with horn sound feature
US7279964B2 (en) * 2003-07-30 2007-10-09 Siemens Aktiengesellschaft Drive circuit, device, and method for suppressing noise, and use
US20050167190A1 (en) * 2004-01-29 2005-08-04 Cathcart John D. Noise management system for reducing airborne and structure borne noise of a vehicle exhaust system
US8265291B2 (en) * 2005-11-15 2012-09-11 Active Signal Technologies, Inc. High sensitivity noise immune stethoscope
US8384528B2 (en) * 2006-01-23 2013-02-26 Ford Global Technologies Method and apparatus for selectively varying motor vehicle sounds
DE102006061564A1 (de) 2006-12-27 2008-07-03 Robert Bosch Gmbh Verfahren zur Betriebsart-abhängigen Schallbeeinflussung
WO2008107403A2 (de) * 2007-03-05 2008-09-12 Anocsys Ag Anordnung zur visuellen überprüfung der wirksamkeit eines aktiven geräuschreduktionssystems
KR100878155B1 (ko) * 2007-05-16 2009-01-12 삼성전자주식회사 오디오 시스템 및 이를 제어하는 방법
EP2072769B1 (de) 2007-12-21 2010-06-16 Robert Bosch Gmbh Vorrichtung und Verfahren zur aktiven Lärmbekämpfung im Abgaskanal eines Verbrennungsmotors
US7753165B2 (en) 2007-12-21 2010-07-13 Robert Bosch Gmbh Device and method for active noise cancellation in exhaust gas channel of a combustion engine
EP2110523A1 (de) 2008-04-16 2009-10-21 Robert Bosch GmbH Vorrichtung und Verfahren zur aktiven Lärmbekämpfung im Abgaskanal eines Verbrennungsmotors
US8737636B2 (en) 2009-07-10 2014-05-27 Qualcomm Incorporated Systems, methods, apparatus, and computer-readable media for adaptive active noise cancellation
US20120070012A1 (en) * 2010-09-20 2012-03-22 Hitachi, Ltd Noise reduction system for an electrically poered automotive vehicle
DE102011109843A1 (de) * 2011-08-09 2013-02-14 Vaillant Gmbh Kraft-Wärme-Kopplungsanlage
DE102012200712B4 (de) * 2012-01-19 2015-07-09 Eberspächer Exhaust Technology GmbH & Co. KG Abgasvorrichtung für eine Brennkraftmaschine
US9100731B2 (en) * 2012-02-06 2015-08-04 Gentex Corporation Low power microphone circuits for vehicles
US9286882B1 (en) 2012-03-07 2016-03-15 Great Lakes Sound & Vibration, Inc. Systems and methods for active exhaust noise cancellation
EP2797075B1 (de) * 2013-04-26 2018-09-12 Eberspächer Exhaust Technology GmbH & Co. KG System zur Beeinflussung von Abgasgeräuschen, Motorgeräuschen und/oder Ansauggeräuschen
DE102013104307A1 (de) * 2013-04-26 2014-10-30 Eberspächer Exhaust Technology GmbH & Co. KG System zur Beeinflussung von Abgasgeräuschen und/oder Ansauggeräuschen und/oder Motorgeräuschen
DE102013010609B4 (de) 2013-06-25 2023-07-27 Purem GmbH System zur Beeinflussung von Abgasgeräuschen in einer mehrflutigen Abgasanlage und Kraftfahrzeug
DE102013014455B4 (de) * 2013-08-30 2016-10-06 Eberspächer Exhaust Technology GmbH & Co. KG System zur Beeinflussung von Abgasgeräuschen
DE102013112409B4 (de) * 2013-11-12 2020-02-06 Eberspächer Exhaust Technology GmbH & Co. KG System zur aktiven beeinflussung von fahrzeuggeräuschen und kraftfahrzeug mit demselben
JP6117145B2 (ja) * 2014-06-04 2017-04-19 本田技研工業株式会社 能動型効果音発生装置
GB201414761D0 (en) * 2014-08-20 2014-10-01 Jaguar Land Rover Ltd Vehicle noise suppression method
DE102015008937A1 (de) 2015-07-10 2017-01-12 Daimler Ag Verfahren zum Betreiben eines Brennstoffzellensystems
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Also Published As

Publication number Publication date
EP0840285A2 (de) 1998-05-06
EP1293647A2 (de) 2003-03-19
EP0840285B1 (de) 2003-08-06
DE69723945D1 (de) 2003-09-11
EP0840285A3 (de) 1999-05-12
DE69723945T2 (de) 2004-07-15
EP1293647A3 (de) 2003-05-07
US5848168A (en) 1998-12-08

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