GB8903201D0 - Noise suppression in vehicles - Google Patents

Noise suppression in vehicles

Info

Publication number
GB8903201D0
GB8903201D0 GB8903201A GB8903201A GB8903201D0 GB 8903201 D0 GB8903201 D0 GB 8903201D0 GB 8903201 A GB8903201 A GB 8903201A GB 8903201 A GB8903201 A GB 8903201A GB 8903201 D0 GB8903201 D0 GB 8903201D0
Authority
GB
Grant status
Application
Patent type
Prior art keywords
vehicles
noise suppression
suppression
noise
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.)
Pending
Application number
GB8903201A
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.)
LOTUS GROUP PLC
Group Lotus PLC
Original Assignee
LOTUS GROUP PLC
Group Lotus PLC
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

Links

Classifications

    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10KSOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00Methods 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
    • G10K11/16Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/175Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
    • G10K11/178Methods 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
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10KSOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K2210/00Details of active noise control [ANC] covered by G10K11/178 but not provided for in any of its subgroups
    • G10K2210/10Applications
    • G10K2210/105Appliances, e.g. washing machines or dishwashers
    • G10K2210/1053Hi-fi, i.e. anything involving music, radios or loudspeakers
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10KSOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K2210/00Details of active noise control [ANC] covered by G10K11/178 but not provided for in any of its subgroups
    • G10K2210/10Applications
    • G10K2210/108Communication systems, e.g. where useful sound is kept and noise is cancelled
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10KSOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K2210/00Details of active noise control [ANC] covered by G10K11/178 but not provided for in any of its subgroups
    • G10K2210/10Applications
    • G10K2210/128Vehicles
    • G10K2210/1282Automobiles
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10KSOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K2210/00Details of active noise control [ANC] covered by G10K11/178 but not provided for in any of its subgroups
    • G10K2210/30Means
    • G10K2210/301Computational
    • G10K2210/3045Multiple acoustic inputs, single acoustic output
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10KSOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K2210/00Details of active noise control [ANC] covered by G10K11/178 but not provided for in any of its subgroups
    • G10K2210/30Means
    • G10K2210/301Computational
    • G10K2210/3046Multiple acoustic inputs, multiple acoustic outputs
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10KSOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K2210/00Details of active noise control [ANC] covered by G10K11/178 but not provided for in any of its subgroups
    • G10K2210/30Means
    • G10K2210/321Physical
    • G10K2210/3225Radio 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
GB8903201A 1989-02-13 1989-02-13 Noise suppression in vehicles Pending GB8903201D0 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8903201A GB8903201D0 (en) 1989-02-13 1989-02-13 Noise suppression in vehicles

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8903201A GB8903201D0 (en) 1989-02-13 1989-02-13 Noise suppression in vehicles
PCT/GB1990/000230 WO1990009655A1 (en) 1989-02-13 1990-02-13 Noise suppression in vehicles

Publications (1)

Publication Number Publication Date
GB8903201D0 true true GB8903201D0 (en) 1989-03-30

Family

ID=10651593

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8903201A Pending GB8903201D0 (en) 1989-02-13 1989-02-13 Noise suppression in vehicles

Country Status (2)

Country Link
GB (1) GB8903201D0 (en)
WO (1) WO1990009655A1 (en)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0834647B2 (en) * 1990-06-11 1996-03-29 松下電器産業株式会社 Silencer
JPH04296897A (en) * 1991-03-27 1992-10-21 Tsudakoma Corp Noise damping device for weaving machine
DE4115009A1 (en) * 1991-05-08 1992-11-12 Opel Adam Ag Use of the radio signal in the calibration of an active geraeuschminderungssystems
US5559891A (en) * 1992-02-13 1996-09-24 Nokia Technology Gmbh Device to be used for changing the acoustic properties of a room
FI94565C (en) * 1992-02-13 1995-09-25 Nokia Deutschland Gmbh The device to be used for changing the acoustic properties of a room
FR2704084B1 (en) * 1993-04-14 1995-06-23 Matra Sep Imagerie Inf An active noise control installation for public transport vehicle.
GB2280332B (en) * 1993-07-24 1997-01-15 Giles William Tooley Vehicle Cassette player adaptor
GB9819413D0 (en) * 1998-09-04 1998-10-28 Ultra Electronics Ltd Adjustable quiet seat
GB2341512A (en) * 1998-09-14 2000-03-15 Trisect Limited Adapter receivable within a cassette player having external microphone.
JP2001056693A (en) 1999-08-20 2001-02-27 Matsushita Electric Ind Co Ltd Noise reduction device
WO2001065540A1 (en) * 2000-02-29 2001-09-07 Ericsson Inc Methods and systems for noise reduction for spatially displaced signal sources
DE102006016808A1 (en) * 2006-04-10 2007-10-11 Robert Bosch Gmbh Air sound reproduction device
DE102006045627A1 (en) * 2006-09-27 2008-04-03 Robert Bosch Gmbh Arrangement for active noise cancellation for an electronically controlled windscreen wiper system of a motor vehicle
US9020158B2 (en) 2008-11-20 2015-04-28 Harman International Industries, Incorporated Quiet zone control system
DE102010006303A1 (en) 2010-01-30 2011-08-04 MAN Truck & Bus AG, 80995 Noise cancellation device in a motor vehicle
CA3014409A1 (en) * 2016-02-23 2017-08-31 Prinoth S.P.A. Noise reducing system for a tracked vehicle and tracked vehicle

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4052720A (en) * 1976-03-16 1977-10-04 Mcgregor Howard Norman Dynamic sound controller and method therefor
JPH0632532B2 (en) * 1984-11-07 1994-04-27 日産自動車株式会社 The cabin noise reduction device of the vehicle
KR960011152B1 (en) * 1986-10-07 1996-08-21 스테픈 존 엘리오트 Active vibration control system

Also Published As

Publication number Publication date Type
WO1990009655A1 (en) 1990-08-23 application

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