EP1215652A3 - Dispositif anti-bruit multicanaux - Google Patents

Dispositif anti-bruit multicanaux Download PDF

Info

Publication number
EP1215652A3
EP1215652A3 EP01129486A EP01129486A EP1215652A3 EP 1215652 A3 EP1215652 A3 EP 1215652A3 EP 01129486 A EP01129486 A EP 01129486A EP 01129486 A EP01129486 A EP 01129486A EP 1215652 A3 EP1215652 A3 EP 1215652A3
Authority
EP
European Patent Office
Prior art keywords
noise device
multichannel anti
controlling
multichannel
channel
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.)
Withdrawn
Application number
EP01129486A
Other languages
German (de)
English (en)
Other versions
EP1215652A2 (fr
Inventor
Jörg Hansen
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.)
Deutsche Montan Technologie GmbH
Original Assignee
Deutsche Montan Technologie GmbH
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 Deutsche Montan Technologie GmbH filed Critical Deutsche Montan Technologie GmbH
Publication of EP1215652A2 publication Critical patent/EP1215652A2/fr
Publication of EP1215652A3 publication Critical patent/EP1215652A3/fr
Withdrawn legal-status Critical Current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
    • G10K11/1785—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
    • G10K11/17881—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
    • G10K2210/00—Details of active noise control [ANC] covered by G10K11/178 but not provided for in any of its subgroups
    • G10K2210/10—Applications
    • G10K2210/112—Ducts
    • 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
    • G10K2210/3214—Architectures, e.g. special constructional features or arrangements of features
    • 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)
  • Circuit For Audible Band Transducer (AREA)
EP01129486A 2000-12-12 2001-12-11 Dispositif anti-bruit multicanaux Withdrawn EP1215652A3 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10061760 2000-12-12
DE10061760A DE10061760C1 (de) 2000-12-12 2000-12-12 Mehrkanal-Antischallanlage

Publications (2)

Publication Number Publication Date
EP1215652A2 EP1215652A2 (fr) 2002-06-19
EP1215652A3 true EP1215652A3 (fr) 2005-05-04

Family

ID=7666755

Family Applications (1)

Application Number Title Priority Date Filing Date
EP01129486A Withdrawn EP1215652A3 (fr) 2000-12-12 2001-12-11 Dispositif anti-bruit multicanaux

Country Status (2)

Country Link
EP (1) EP1215652A3 (fr)
DE (1) DE10061760C1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0483921A1 (fr) * 1990-10-31 1992-05-06 Matsushita Electric Works, Ltd. Conductance acoustique dans un système de conduit
JPH08272374A (ja) * 1995-03-30 1996-10-18 Daiken Trade & Ind Co Ltd アクティブ消音装置
WO1997002560A1 (fr) * 1995-07-05 1997-01-23 Alumax Inc. Procede et dispositif de lutte active contre les bruits de modes d'ordres eleves survenant dans des conduites
JPH10143169A (ja) * 1996-11-14 1998-05-29 Shinko Electric Co Ltd 消音装置
EP0886262A2 (fr) * 1997-06-19 1998-12-23 DORNIER GmbH Procédé de réduction du bruit de moyens conducteur du son dans des conduites

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0483921A1 (fr) * 1990-10-31 1992-05-06 Matsushita Electric Works, Ltd. Conductance acoustique dans un système de conduit
JPH08272374A (ja) * 1995-03-30 1996-10-18 Daiken Trade & Ind Co Ltd アクティブ消音装置
WO1997002560A1 (fr) * 1995-07-05 1997-01-23 Alumax Inc. Procede et dispositif de lutte active contre les bruits de modes d'ordres eleves survenant dans des conduites
JPH10143169A (ja) * 1996-11-14 1998-05-29 Shinko Electric Co Ltd 消音装置
EP0886262A2 (fr) * 1997-06-19 1998-12-23 DORNIER GmbH Procédé de réduction du bruit de moyens conducteur du son dans des conduites

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 1997, no. 02 28 February 1997 (1997-02-28) *
PATENT ABSTRACTS OF JAPAN vol. 1998, no. 10 31 August 1998 (1998-08-31) *

Also Published As

Publication number Publication date
DE10061760C1 (de) 2002-06-20
EP1215652A2 (fr) 2002-06-19

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