FI915142A - Aktivt bullerdaempningssystem - Google Patents

Aktivt bullerdaempningssystem Download PDF

Info

Publication number
FI915142A
FI915142A FI915142A FI915142A FI915142A FI 915142 A FI915142 A FI 915142A FI 915142 A FI915142 A FI 915142A FI 915142 A FI915142 A FI 915142A FI 915142 A FI915142 A FI 915142A
Authority
FI
Finland
Prior art keywords
training system
active bull
bull
active
training
Prior art date
Application number
FI915142A
Other languages
English (en)
Other versions
FI915142A0 (fi
Inventor
Juha Kuusama
Original Assignee
Nokia Deutschland 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 Nokia Deutschland Gmbh filed Critical Nokia Deutschland Gmbh
Priority to FI915142A priority Critical patent/FI915142A/fi
Publication of FI915142A0 publication Critical patent/FI915142A0/fi
Priority to EP92118415A priority patent/EP0539939B1/en
Priority to DE69219273T priority patent/DE69219273T2/de
Priority to JP4292807A priority patent/JP2740091B2/ja
Publication of FI915142A publication Critical patent/FI915142A/fi

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
    • G10K11/1785—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
    • G10K2210/103—Three dimensional
    • 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
    • G10K2210/3046—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
    • G10K2210/3217—Collocated sensor and cancelling actuator, e.g. "virtual earth" designs
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
  • Exhaust Silencers (AREA)
  • Filters That Use Time-Delay Elements (AREA)
FI915142A 1991-10-31 1991-10-31 Aktivt bullerdaempningssystem FI915142A (fi)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FI915142A FI915142A (fi) 1991-10-31 1991-10-31 Aktivt bullerdaempningssystem
EP92118415A EP0539939B1 (en) 1991-10-31 1992-10-28 Active noise cancellation system
DE69219273T DE69219273T2 (de) 1991-10-31 1992-10-28 Aktives Lärmunterdrückungssystem
JP4292807A JP2740091B2 (ja) 1991-10-31 1992-10-30 アクチブ雑音消去システム

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI915142A FI915142A (fi) 1991-10-31 1991-10-31 Aktivt bullerdaempningssystem

Publications (2)

Publication Number Publication Date
FI915142A0 FI915142A0 (fi) 1991-10-31
FI915142A true FI915142A (fi) 1993-05-01

Family

ID=8533402

Family Applications (1)

Application Number Title Priority Date Filing Date
FI915142A FI915142A (fi) 1991-10-31 1991-10-31 Aktivt bullerdaempningssystem

Country Status (4)

Country Link
EP (1) EP0539939B1 (fi)
JP (1) JP2740091B2 (fi)
DE (1) DE69219273T2 (fi)
FI (1) FI915142A (fi)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3613801B2 (ja) * 1992-09-29 2005-01-26 マツダ株式会社 車両の振動低減装置
WO1996011466A1 (en) * 1994-10-06 1996-04-18 Duke University Feedback acoustic energy dissipating device with compensator
DE10025496C2 (de) 2000-05-23 2003-04-10 Daimler Chrysler Ag Audiosystem, insbesondere für Kraftfahrzeuge
US8045725B2 (en) * 2009-04-16 2011-10-25 GM Global Technology Operations LLC Vehicle interior active noise cancellation
US9245519B2 (en) 2013-02-15 2016-01-26 Bose Corporation Forward speaker noise cancellation in a vehicle
DE102016116320A1 (de) * 2016-09-01 2018-03-01 Knorr-Bremse Gesellschaft Mit Beschränkter Haftung Verfahren und Vorrichtung zum Verändern einer Schallemission eines Einstiegssystems für ein Schienenfahrzeug, Einstiegssystem und Schienenfahrzeug
JP2018118621A (ja) * 2017-01-25 2018-08-02 パナソニックＩｐマネジメント株式会社 能動騒音低減装置、車両、及び、異常判定方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3889058A (en) * 1969-01-15 1975-06-10 Ard Anstalt Telephone systems with reduced acoustic feedback
FR2531023B1 (fr) * 1982-08-02 1987-04-30 Peugeot Dispositif d'attenuation du bruit dans l'habitacle d'un vehicule automobile
SE452442B (sv) * 1986-12-23 1987-11-30 Saab Scania Ab Tetningsanordning vid genomforing av ett av flera ledningar bestaende ledningsknippe genom en oppning i ett fordon
JPH0212947U (fi) * 1988-07-08 1990-01-26
JP2781193B2 (ja) * 1989-02-25 1998-07-30 カルソニック株式会社 アクティブ・ノイズ・キャンセラー
JPH03203792A (ja) * 1989-12-29 1991-09-05 Nissan Motor Co Ltd 能動型騒音制御装置

Also Published As

Publication number Publication date
DE69219273D1 (de) 1997-05-28
JP2740091B2 (ja) 1998-04-15
EP0539939B1 (en) 1997-04-23
EP0539939A1 (en) 1993-05-05
JPH07306683A (ja) 1995-11-21
DE69219273T2 (de) 1997-11-20
FI915142A0 (fi) 1991-10-31

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Legal Events

Date Code Title Description
FD Application lapsed