FR3002068B1 - ACOUSTIC ACTIVITY CONTROL METHOD NARROW BAND WITH VARIABLE TRANSFER FUNCTION (S), CORRESPONDING SYSTEM - Google Patents

ACOUSTIC ACTIVITY CONTROL METHOD NARROW BAND WITH VARIABLE TRANSFER FUNCTION (S), CORRESPONDING SYSTEM

Info

Publication number
FR3002068B1
FR3002068B1 FR1351213A FR1351213A FR3002068B1 FR 3002068 B1 FR3002068 B1 FR 3002068B1 FR 1351213 A FR1351213 A FR 1351213A FR 1351213 A FR1351213 A FR 1351213A FR 3002068 B1 FR3002068 B1 FR 3002068B1
Authority
FR
France
Prior art keywords
control method
transfer function
narrow band
corresponding system
activity control
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.)
Active
Application number
FR1351213A
Other languages
French (fr)
Other versions
FR3002068A1 (en
Inventor
Bernard Vau
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.)
Exail SAS
Original Assignee
iXBlue SAS
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 iXBlue SAS filed Critical iXBlue SAS
Priority to FR1351213A priority Critical patent/FR3002068B1/en
Priority to US14/767,211 priority patent/US9613613B2/en
Priority to PCT/FR2014/050258 priority patent/WO2014125204A1/en
Publication of FR3002068A1 publication Critical patent/FR3002068A1/en
Application granted granted Critical
Publication of FR3002068B1 publication Critical patent/FR3002068B1/en
Active 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
    • G10K11/1781—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
    • G10K11/1785—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
    • G10K11/1787—General system configurations
    • G10K11/17875—General system configurations using an error signal without a reference signal, e.g. pure 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
    • G10K2210/10—Applications
    • G10K2210/128—Vehicles
    • G10K2210/1282—Automobiles
    • 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
    • G10K2210/50—Miscellaneous
    • G10K2210/511—Narrow band, e.g. implementations for single frequency cancellation

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
FR1351213A 2013-02-13 2013-02-13 ACOUSTIC ACTIVITY CONTROL METHOD NARROW BAND WITH VARIABLE TRANSFER FUNCTION (S), CORRESPONDING SYSTEM Active FR3002068B1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR1351213A FR3002068B1 (en) 2013-02-13 2013-02-13 ACOUSTIC ACTIVITY CONTROL METHOD NARROW BAND WITH VARIABLE TRANSFER FUNCTION (S), CORRESPONDING SYSTEM
US14/767,211 US9613613B2 (en) 2013-02-13 2014-02-11 Method for active narrow-band acoustic control with variable transfer function(s), and corresponding system
PCT/FR2014/050258 WO2014125204A1 (en) 2013-02-13 2014-02-11 Method for active narrow-band acoustic control with variable transfer function(s), and corresponding system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1351213A FR3002068B1 (en) 2013-02-13 2013-02-13 ACOUSTIC ACTIVITY CONTROL METHOD NARROW BAND WITH VARIABLE TRANSFER FUNCTION (S), CORRESPONDING SYSTEM

Publications (2)

Publication Number Publication Date
FR3002068A1 FR3002068A1 (en) 2014-08-15
FR3002068B1 true FR3002068B1 (en) 2015-03-06

Family

ID=48948448

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1351213A Active FR3002068B1 (en) 2013-02-13 2013-02-13 ACOUSTIC ACTIVITY CONTROL METHOD NARROW BAND WITH VARIABLE TRANSFER FUNCTION (S), CORRESPONDING SYSTEM

Country Status (1)

Country Link
FR (1) FR3002068B1 (en)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19505610A1 (en) * 1995-02-18 1996-08-22 Bosch Gmbh Robert Acoustic feedback compensation device for an active noise reduction system
FR2946203B1 (en) * 2009-05-28 2016-07-29 Ixmotion METHOD AND APPARATUS FOR MITIGATING NARROW BANDOISE NOISE IN A VEHICLE HABITACLE

Also Published As

Publication number Publication date
FR3002068A1 (en) 2014-08-15

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