ATE204414T1 - Adaptiv vor- und rückwärts geregeltes system - Google Patents
Adaptiv vor- und rückwärts geregeltes systemInfo
- Publication number
- ATE204414T1 ATE204414T1 AT95908686T AT95908686T ATE204414T1 AT E204414 T1 ATE204414 T1 AT E204414T1 AT 95908686 T AT95908686 T AT 95908686T AT 95908686 T AT95908686 T AT 95908686T AT E204414 T1 ATE204414 T1 AT E204414T1
- Authority
- AT
- Austria
- Prior art keywords
- control system
- reverse control
- adaptive forward
- signals
- output
- Prior art date
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
- G10K11/17857—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
- G10K11/1785—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
- G10K11/17879—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
- G10K2210/108—Communication systems, e.g. where useful sound is kept and noise is cancelled
- G10K2210/1081—Earphones, e.g. for telephones, ear protectors or headsets
-
- 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
- G10K2210/112—Ducts
-
- 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
- G10K2210/12822—Exhaust pipes or mufflers
-
- 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
- G10K2210/3019—Cross-terms between multiple in's and out's
-
- 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
- G10K2210/3026—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
- G10K2210/30—Means
- G10K2210/301—Computational
- G10K2210/3027—Feedforward
-
- 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
- G10K2210/3045—Multiple acoustic inputs, single acoustic output
-
- 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
- G10K2210/503—Diagnostics; Stability; Alarms; Failsafe
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Feedback Control In General (AREA)
- Vibration Prevention Devices (AREA)
- Electrotherapy Devices (AREA)
- Control Of Position, Course, Altitude, Or Attitude Of Moving Bodies (AREA)
- Farming Of Fish And Shellfish (AREA)
- Exhaust Silencers (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/188,869 US5475761A (en) | 1994-01-31 | 1994-01-31 | Adaptive feedforward and feedback control system |
PCT/US1995/001039 WO1995020841A1 (en) | 1994-01-31 | 1995-01-26 | Adaptative feedforward and feedback control system |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE204414T1 true ATE204414T1 (de) | 2001-09-15 |
Family
ID=22694891
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT95908686T ATE204414T1 (de) | 1994-01-31 | 1995-01-26 | Adaptiv vor- und rückwärts geregeltes system |
Country Status (7)
Country | Link |
---|---|
US (1) | US5475761A (de) |
EP (1) | EP0742971B1 (de) |
JP (1) | JPH09501779A (de) |
AT (1) | ATE204414T1 (de) |
CA (1) | CA2179620C (de) |
DE (1) | DE69522208T2 (de) |
WO (1) | WO1995020841A1 (de) |
Families Citing this family (35)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5732143A (en) | 1992-10-29 | 1998-03-24 | Andrea Electronics Corp. | Noise cancellation apparatus |
US5698458A (en) * | 1994-09-30 | 1997-12-16 | United Microelectronics Corporation | Multiple well device and process of manufacture |
WO1997007497A1 (en) * | 1995-08-11 | 1997-02-27 | Centre De Recherche Industrielle Du Quebec | Apparatus and method for adaptively attenuating noise or vibration |
FR2739214B1 (fr) * | 1995-09-27 | 1997-12-19 | Technofirst | Procede et dispositif d'attenuation active hybride de vibrations, notamment de vibrations mecaniques, sonores ou analogues |
US5848168A (en) * | 1996-11-04 | 1998-12-08 | Tenneco Automotive Inc. | Active noise conditioning system |
US6078672A (en) * | 1997-05-06 | 2000-06-20 | Virginia Tech Intellectual Properties, Inc. | Adaptive personal active noise system |
JP3216704B2 (ja) * | 1997-08-01 | 2001-10-09 | 日本電気株式会社 | 適応アレイ装置 |
US6717991B1 (en) * | 1998-05-27 | 2004-04-06 | Telefonaktiebolaget Lm Ericsson (Publ) | System and method for dual microphone signal noise reduction using spectral subtraction |
US6549586B2 (en) | 1999-04-12 | 2003-04-15 | Telefonaktiebolaget L M Ericsson | System and method for dual microphone signal noise reduction using spectral subtraction |
US6594365B1 (en) | 1998-11-18 | 2003-07-15 | Tenneco Automotive Operating Company Inc. | Acoustic system identification using acoustic masking |
US6363345B1 (en) | 1999-02-18 | 2002-03-26 | Andrea Electronics Corporation | System, method and apparatus for cancelling noise |
US6594367B1 (en) | 1999-10-25 | 2003-07-15 | Andrea Electronics Corporation | Super directional beamforming design and implementation |
JP3736790B2 (ja) * | 2000-04-21 | 2006-01-18 | 三菱重工業株式会社 | アクティブ遮音壁 |
DE10023690A1 (de) * | 2000-05-16 | 2001-11-22 | Philips Corp Intellectual Pty | Gerät mit einem Regelkreis |
US6671224B1 (en) * | 2002-08-26 | 2003-12-30 | Schlumberger Technology Corporation | Active reduction of tool borne noise in a sonic logging tool |
US7280627B2 (en) * | 2002-12-09 | 2007-10-09 | The Johns Hopkins University | Constrained data-adaptive signal rejector |
CA2481629A1 (en) * | 2004-09-15 | 2006-03-15 | Dspfactory Ltd. | Method and system for active noise cancellation |
DE102005016021A1 (de) * | 2005-04-07 | 2006-10-12 | Airbus Deutschland Gmbh | Aktives Gegenschallsystem mit spezieller Anordnung der Sekundäraktuatoren zur Reduzierung eines Schalldurchgangs an einer offenen Grenzfläche zweier Volumina, aktive Gegenschallsystem-Anordnung, Verfahren zur aktiven Schallwellenreduzierung und Verwendung eines aktiven Gegenschallsystems zur aktiven Schallwellenreduzierung für ein zumindest teilweise geöffnetes Kontrollvolumen |
US8073149B2 (en) * | 2005-07-29 | 2011-12-06 | Panasonic Corporation | Loudspeaker device |
WO2007048815A2 (de) * | 2005-10-26 | 2007-05-03 | Anocsys Ag | Verfahren zur reduktion eines störsignals in einem raum sowie eine anwendung des verfahrens |
US20070125592A1 (en) * | 2005-12-07 | 2007-06-07 | Frank Michell | Excitation of air directing valves and air handling surfaces in the cancellation of air handling system noise |
GB2446966B (en) | 2006-04-12 | 2010-07-07 | Wolfson Microelectronics Plc | Digital circuit arrangements for ambient noise-reduction |
US20070297619A1 (en) * | 2006-06-26 | 2007-12-27 | Bose Corporation*Ewc* | Active noise reduction engine speed determining |
US8194873B2 (en) * | 2006-06-26 | 2012-06-05 | Davis Pan | Active noise reduction adaptive filter leakage adjusting |
US8855329B2 (en) * | 2007-01-22 | 2014-10-07 | Silentium Ltd. | Quiet fan incorporating active noise control (ANC) |
US8204242B2 (en) * | 2008-02-29 | 2012-06-19 | Bose Corporation | Active noise reduction adaptive filter leakage adjusting |
US8331577B2 (en) * | 2008-07-03 | 2012-12-11 | Hewlett-Packard Development Company, L.P. | Electronic device having active noise control with an external sensor |
US8355512B2 (en) * | 2008-10-20 | 2013-01-15 | Bose Corporation | Active noise reduction adaptive filter leakage adjusting |
US8306240B2 (en) * | 2008-10-20 | 2012-11-06 | Bose Corporation | Active noise reduction adaptive filter adaptation rate adjusting |
EP2425640B1 (de) * | 2009-05-01 | 2018-08-15 | Bose Corporation | Mehrelementige elektroakustische wandlung |
US9928824B2 (en) | 2011-05-11 | 2018-03-27 | Silentium Ltd. | Apparatus, system and method of controlling noise within a noise-controlled volume |
JP6182524B2 (ja) | 2011-05-11 | 2017-08-16 | シレンティウム リミテッド | ノイズ・コントロールのデバイス、システム、および方法 |
DE102013217105B4 (de) | 2013-08-28 | 2023-03-16 | Robert Bosch Gmbh | Regler zur Ansteuerung eines mikromechanischen Aktors, Ansteuersystem zur Ansteuerung eines mikromechanischen Aktors, Mikrospiegelsystem und Verfahren zum Ansteuern eines mikromechanischen Aktors |
US10067907B2 (en) * | 2016-05-05 | 2018-09-04 | GM Global Technology Operations LLC | Vehicle including noise management system having automotive audio bus (A2B) interface |
US10720138B2 (en) * | 2017-04-24 | 2020-07-21 | Cirrus Logic, Inc. | SDR-based adaptive noise cancellation (ANC) system |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2043416A (en) * | 1933-01-27 | 1936-06-09 | Lueg Paul | Process of silencing sound oscillations |
US4122303A (en) * | 1976-12-10 | 1978-10-24 | Sound Attenuators Limited | Improvements in and relating to active sound attenuation |
US4536887A (en) * | 1982-10-18 | 1985-08-20 | Nippon Telegraph & Telephone Public Corporation | Microphone-array apparatus and method for extracting desired signal |
US4677677A (en) * | 1985-09-19 | 1987-06-30 | Nelson Industries Inc. | Active sound attenuation system with on-line adaptive feedback cancellation |
CA1293693C (en) * | 1985-10-30 | 1991-12-31 | Tetsu Taguchi | Noise canceling apparatus |
US4878188A (en) * | 1988-08-30 | 1989-10-31 | Noise Cancellation Tech | Selective active cancellation system for repetitive phenomena |
JP2573389B2 (ja) * | 1990-03-23 | 1997-01-22 | 晴夫 浜田 | 電子消音方法及び装置 |
US5146505A (en) * | 1990-10-04 | 1992-09-08 | General Motors Corporation | Method for actively attenuating engine generated noise |
JP2924496B2 (ja) * | 1992-09-30 | 1999-07-26 | 松下電器産業株式会社 | 騒音制御装置 |
-
1994
- 1994-01-31 US US08/188,869 patent/US5475761A/en not_active Expired - Fee Related
-
1995
- 1995-01-26 DE DE69522208T patent/DE69522208T2/de not_active Expired - Fee Related
- 1995-01-26 AT AT95908686T patent/ATE204414T1/de not_active IP Right Cessation
- 1995-01-26 EP EP95908686A patent/EP0742971B1/de not_active Expired - Lifetime
- 1995-01-26 WO PCT/US1995/001039 patent/WO1995020841A1/en active IP Right Grant
- 1995-01-26 JP JP7520165A patent/JPH09501779A/ja active Pending
- 1995-01-26 CA CA002179620A patent/CA2179620C/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
WO1995020841A1 (en) | 1995-08-03 |
CA2179620A1 (en) | 1995-08-03 |
JPH09501779A (ja) | 1997-02-18 |
CA2179620C (en) | 1997-12-30 |
DE69522208T2 (de) | 2002-05-29 |
EP0742971A4 (de) | 1997-10-22 |
EP0742971A1 (de) | 1996-11-20 |
EP0742971B1 (de) | 2001-08-16 |
US5475761A (en) | 1995-12-12 |
DE69522208D1 (de) | 2001-09-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |