FR2692709B1 - Active noise control device in the passenger compartment of a motor vehicle. - Google Patents

Active noise control device in the passenger compartment of a motor vehicle.

Info

Publication number
FR2692709B1
FR2692709B1 FR929207403A FR9207403A FR2692709B1 FR 2692709 B1 FR2692709 B1 FR 2692709B1 FR 929207403 A FR929207403 A FR 929207403A FR 9207403 A FR9207403 A FR 9207403A FR 2692709 B1 FR2692709 B1 FR 2692709B1
Authority
FR
France
Prior art keywords
control device
motor vehicle
passenger compartment
active noise
noise 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.)
Expired - Fee Related
Application number
FR929207403A
Other languages
French (fr)
Other versions
FR2692709A1 (en
Inventor
Etienne Parizet
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.)
Renault SAS
Regie Nationale des Usines Renault
Original Assignee
Renault SAS
Regie Nationale des Usines Renault
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 Renault SAS, Regie Nationale des Usines Renault filed Critical Renault SAS
Priority to FR929207403A priority Critical patent/FR2692709B1/en
Publication of FR2692709A1 publication Critical patent/FR2692709A1/en
Application granted granted Critical
Publication of FR2692709B1 publication Critical patent/FR2692709B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G10K11/1787—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
    • 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
    • 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
    • G10K2210/30—Means
    • G10K2210/301—Computational
    • G10K2210/3025—Determination of spectrum characteristics, e.g. FFT
    • 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
    • G10K2210/3046—Multiple acoustic inputs, multiple acoustic outputs
    • 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
    • G10K2210/3225—Radio or other sources used in ANC for transfer function estimation; Means to avoid interference between desired signals, e.g. from a car stereo, and the ANC 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
    • G10K2210/50—Miscellaneous
    • G10K2210/51—Improving tonal quality, e.g. mimicking sports cars
FR929207403A 1992-06-18 1992-06-18 Active noise control device in the passenger compartment of a motor vehicle. Expired - Fee Related FR2692709B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR929207403A FR2692709B1 (en) 1992-06-18 1992-06-18 Active noise control device in the passenger compartment of a motor vehicle.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR929207403A FR2692709B1 (en) 1992-06-18 1992-06-18 Active noise control device in the passenger compartment of a motor vehicle.

Publications (2)

Publication Number Publication Date
FR2692709A1 FR2692709A1 (en) 1993-12-24
FR2692709B1 true FR2692709B1 (en) 1994-09-16

Family

ID=9430880

Family Applications (1)

Application Number Title Priority Date Filing Date
FR929207403A Expired - Fee Related FR2692709B1 (en) 1992-06-18 1992-06-18 Active noise control device in the passenger compartment of a motor vehicle.

Country Status (1)

Country Link
FR (1) FR2692709B1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19531402C2 (en) * 1995-08-26 1999-04-01 Mannesmann Sachs Ag Device and method for influencing vibrations in a passenger compartment of a motor vehicle and device and method for detecting defects in a motor vehicle
DE19935371B4 (en) * 1999-07-29 2015-02-05 Robert Bosch Gmbh Method and device for controlling components in a vehicle
DE19935375C1 (en) * 1999-07-29 2001-07-05 Bosch Gmbh Robert Method and device for the noise-dependent control of units in a vehicle
DE19949685A1 (en) * 1999-10-15 2001-04-19 Mann & Hummel Filter Active control of noise generated at air intake of internal combustion engine uses noise cancellation
GB2565121A (en) * 2017-08-03 2019-02-06 Bentley Motors Ltd Method and apparatus for enhancing vehicle sound and/or vibrations
CN112017626B (en) * 2020-08-21 2024-02-06 中车株洲电力机车有限公司 Active noise reduction method for rail transit vehicle and cab

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3786165T2 (en) * 1986-10-07 1993-10-14 Adaptive Control Ltd ACTIVE VIBRATION CONTROL.
GB2230920B (en) * 1989-04-25 1993-12-22 Topexpress Ltd Active sound and/or vibration control
DE9005598U1 (en) * 1990-05-16 1990-07-19 Hennl, Wilhelm, Dipl.-Ing., 8850 Donauwoerth, De
GB2252657A (en) * 1990-10-24 1992-08-12 Lotus Car Vibration and sound generation in vehicles

Also Published As

Publication number Publication date
FR2692709A1 (en) 1993-12-24

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Legal Events

Date Code Title Description
ST Notification of lapse
ST Notification of lapse