FR2899011B1 - Procede et dispositif de traitement du bruit a bord d'un aeronef - Google Patents

Procede et dispositif de traitement du bruit a bord d'un aeronef

Info

Publication number
FR2899011B1
FR2899011B1 FR0602555A FR0602555A FR2899011B1 FR 2899011 B1 FR2899011 B1 FR 2899011B1 FR 0602555 A FR0602555 A FR 0602555A FR 0602555 A FR0602555 A FR 0602555A FR 2899011 B1 FR2899011 B1 FR 2899011B1
Authority
FR
France
Prior art keywords
aircraft
board
processing noise
noise
processing
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 - Fee Related
Application number
FR0602555A
Other languages
English (en)
Other versions
FR2899011A1 (fr
Inventor
Franck Marrot
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.)
Airbus Helicopters SAS
Original Assignee
Eurocopter France SA
Eurocopter SA
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 Eurocopter France SA, Eurocopter SA filed Critical Eurocopter France SA
Priority to FR0602555A priority Critical patent/FR2899011B1/fr
Priority to EP07005657A priority patent/EP1837862A1/fr
Priority to US11/727,028 priority patent/US20080019536A1/en
Publication of FR2899011A1 publication Critical patent/FR2899011A1/fr
Application granted granted Critical
Publication of FR2899011B1 publication Critical patent/FR2899011B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G10K11/17853—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
    • G10K11/17821—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
    • G10K11/17823—Reference signals, e.g. ambient acoustic environment
    • 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
    • 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
FR0602555A 2006-03-24 2006-03-24 Procede et dispositif de traitement du bruit a bord d'un aeronef Expired - Fee Related FR2899011B1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR0602555A FR2899011B1 (fr) 2006-03-24 2006-03-24 Procede et dispositif de traitement du bruit a bord d'un aeronef
EP07005657A EP1837862A1 (fr) 2006-03-24 2007-03-20 Procédé et dispositif de traitement du bruit à bord d'un aeronef
US11/727,028 US20080019536A1 (en) 2006-03-24 2007-03-23 Method and a device for treating noise on board an aircraft

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0602555A FR2899011B1 (fr) 2006-03-24 2006-03-24 Procede et dispositif de traitement du bruit a bord d'un aeronef

Publications (2)

Publication Number Publication Date
FR2899011A1 FR2899011A1 (fr) 2007-09-28
FR2899011B1 true FR2899011B1 (fr) 2008-07-18

Family

ID=37763928

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0602555A Expired - Fee Related FR2899011B1 (fr) 2006-03-24 2006-03-24 Procede et dispositif de traitement du bruit a bord d'un aeronef

Country Status (3)

Country Link
US (1) US20080019536A1 (fr)
EP (1) EP1837862A1 (fr)
FR (1) FR2899011B1 (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2918636B1 (fr) * 2007-07-10 2009-10-23 Eads Europ Aeronautic Defence Avion a confort acoustique ameliore
WO2009078147A1 (fr) * 2007-12-14 2009-06-25 Panasonic Corporation Dispositif de réduction du bruit
JPWO2009078146A1 (ja) * 2007-12-14 2011-04-28 パナソニック株式会社 騒音低減装置および騒音低減システム
US20100054490A1 (en) * 2008-08-29 2010-03-04 Lucent Technologies Inc. Audio Noise Cancellation System
JP2013178471A (ja) * 2012-02-09 2013-09-09 Panasonic Corp 騒音低減装置
FR2997219B1 (fr) 2012-10-23 2014-12-05 Eurocopter France Procede et dispositif actif de traitement de bruit a bord d'un vehicule, et vehicule muni d'un tel dispositif
US10440480B2 (en) * 2016-04-06 2019-10-08 Harman International Industries, Incorporated Hybrid active noise control
EP3379529A1 (fr) * 2017-03-21 2018-09-26 RUAG Schweiz AG Système de commande active du bruit dans un aéronef et procédé pour réduire le bruit dans l'aéronef
JP6961528B2 (ja) * 2017-07-04 2021-11-05 鹿島建設株式会社 能動騒音制御装置及び能動騒音制御方法
CN114201819B (zh) 2021-12-06 2024-01-12 南京航空航天大学 一种融合声阵列和在桨控制的直升机主动噪声抑制装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4226885C2 (de) * 1992-08-13 2001-04-19 Bayerische Motoren Werke Ag Schallabsorptionsverfahren für Kraftfahrzeuge
US5568557A (en) * 1994-07-29 1996-10-22 Noise Cancellation Technologies, Inc. Active vibration control system for aircraft
US5754662A (en) * 1994-11-30 1998-05-19 Lord Corporation Frequency-focused actuators for active vibrational energy control systems
US5526292A (en) * 1994-11-30 1996-06-11 Lord Corporation Broadband noise and vibration reduction
US6343127B1 (en) * 1995-09-25 2002-01-29 Lord Corporation Active noise control system for closed spaces such as aircraft cabin
US5778081A (en) * 1996-03-04 1998-07-07 United Technologies Corp Active noise control using phased-array active resonators
AU2002244172A1 (en) * 2002-02-27 2003-09-09 Sikorsky Aircraft Corporation Computationally efficient means for optimal control with control constraints

Also Published As

Publication number Publication date
EP1837862A1 (fr) 2007-09-26
FR2899011A1 (fr) 2007-09-28
US20080019536A1 (en) 2008-01-24

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Legal Events

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Owner name: AIRBUS HELICOPTERS, FR

Effective date: 20140602

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