DE69636131D1 - Adaptiver Tonbestimmungsanordnung mit begrenstem und adaptivem Ausgang - Google Patents

Adaptiver Tonbestimmungsanordnung mit begrenstem und adaptivem Ausgang

Info

Publication number
DE69636131D1
DE69636131D1 DE69636131A DE69636131A DE69636131D1 DE 69636131 D1 DE69636131 D1 DE 69636131D1 DE 69636131 A DE69636131 A DE 69636131A DE 69636131 A DE69636131 A DE 69636131A DE 69636131 D1 DE69636131 D1 DE 69636131D1
Authority
DE
Germany
Prior art keywords
adaptive
defined
well
tone determination
output
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 - Lifetime
Application number
DE69636131A
Other languages
English (en)
Other versions
DE69636131T2 (de
Inventor
Steven R Popovich
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.)
Continental Automotive Canada Inc
Original Assignee
Continental Automotive Canada Inc
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
Priority to US08/369,925 priority Critical patent/US5633795A/en
Application filed by Continental Automotive Canada Inc filed Critical Continental Automotive Canada Inc
Application granted granted Critical
Publication of DE69636131D1 publication Critical patent/DE69636131D1/de
Anticipated expiration legal-status Critical
Application status is Expired - Lifetime legal-status Critical

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
    • G10K2210/30Means
    • G10K2210/301Computational
    • G10K2210/3027Feedforward
    • 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
    • G10K2210/3032Harmonics or sub-harmonics
    • 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
    • G10K2210/3033Information contained in memory, e.g. stored signals or transfer functions
    • 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
    • G10K2210/3042Parallel processing
    • 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
    • G10K2210/50Miscellaneous
    • G10K2210/503Diagnostics; Stability; Alarms; Failsafe
    • 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
    • G10K2210/50Miscellaneous
    • G10K2210/511Narrow band, e.g. implementations for single frequency cancellation
DE69636131A 1995-01-06 1996-01-04 Adaptiver Tonbestimmungsanordnung mit begrenstem und adaptivem Ausgang Expired - Lifetime DE69636131D1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US08/369,925 US5633795A (en) 1995-01-06 1995-01-06 Adaptive tonal control system with constrained output and adaptation

Publications (1)

Publication Number Publication Date
DE69636131D1 true DE69636131D1 (de) 2006-06-22

Family

ID=23457509

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69636131T Expired - Lifetime DE69636131T2 (de) 1995-01-06 1996-01-04 Adaptiver Tonbestimmungsanordnung mit begrenstem und adaptivem Ausgang
DE69636131A Expired - Lifetime DE69636131D1 (de) 1995-01-06 1996-01-04 Adaptiver Tonbestimmungsanordnung mit begrenstem und adaptivem Ausgang

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE69636131T Expired - Lifetime DE69636131T2 (de) 1995-01-06 1996-01-04 Adaptiver Tonbestimmungsanordnung mit begrenstem und adaptivem Ausgang

Country Status (4)

Country Link
US (1) US5633795A (de)
EP (1) EP0721179B1 (de)
CA (1) CA2166500A1 (de)
DE (2) DE69636131T2 (de)

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AT186786T (de) * 1996-02-09 1999-12-15 Siemens Ag Verfahren zur erzeugung der reglerparameter aus einem antwortsignal einer regelstrecke durch einen rechner
US5926405A (en) * 1996-06-24 1999-07-20 Lucent Technologies, Inc. Multidimensional adaptive system
US5978489A (en) * 1997-05-05 1999-11-02 Oregon Graduate Institute Of Science And Technology Multi-actuator system for active sound and vibration cancellation
FI973455A (fi) 1997-08-22 1999-02-23 Nokia Mobile Phones Ltd Menetelmä ja järjestely melun vaimentamiseksi tilassa muodostamalla vastamelua
US6094601A (en) * 1997-10-01 2000-07-25 Digisonix, Inc. Adaptive control system with efficiently constrained adaptation
US6064809A (en) * 1998-06-05 2000-05-16 The Board Of Trustees Of The University Of Illinois Fast model predictive ellipsoid control process
EP1143411A3 (de) * 2000-04-06 2004-11-03 Siemens VDO Automotive Inc. Stabilitätslösung für aktive Lärmdämpfung
US20010046300A1 (en) * 2000-04-17 2001-11-29 Mclean Ian R. Offline active control of automotive noise
US20020039422A1 (en) * 2000-09-20 2002-04-04 Daly Paul D. Driving mode for active noise cancellation
KR100790430B1 (ko) * 2000-09-21 2008-01-02 엠티에스 시스템즈 코포레이숀 테이퍼링을 갖는 다중 영역 콘볼버
US20020076058A1 (en) * 2000-12-19 2002-06-20 Astorino John Frank Engine rotation reference signal for noise attenuation
JP3880841B2 (ja) * 2001-11-15 2007-02-14 富士重工業株式会社 車外監視装置
US20030112981A1 (en) * 2001-12-17 2003-06-19 Siemens Vdo Automotive, Inc. Active noise control with on-line-filtered C modeling
JP2003241767A (ja) * 2002-02-14 2003-08-29 Alpine Electronics Inc ノイズキャンセル装置
KR100923913B1 (ko) * 2005-11-17 2009-10-28 삼성전자주식회사 다중 사용자 간섭 제거 장치 및 방법
US8908877B2 (en) 2010-12-03 2014-12-09 Cirrus Logic, Inc. Ear-coupling detection and adjustment of adaptive response in noise-canceling in personal audio devices
US9142207B2 (en) 2010-12-03 2015-09-22 Cirrus Logic, Inc. Oversight control of an adaptive noise canceler in a personal audio device
US9318094B2 (en) 2011-06-03 2016-04-19 Cirrus Logic, Inc. Adaptive noise canceling architecture for a personal audio device
US9824677B2 (en) 2011-06-03 2017-11-21 Cirrus Logic, Inc. Bandlimiting anti-noise in personal audio devices having adaptive noise cancellation (ANC)
US8958571B2 (en) 2011-06-03 2015-02-17 Cirrus Logic, Inc. MIC covering detection in personal audio devices
US9123321B2 (en) 2012-05-10 2015-09-01 Cirrus Logic, Inc. Sequenced adaptation of anti-noise generator response and secondary path response in an adaptive noise canceling system
US9318090B2 (en) 2012-05-10 2016-04-19 Cirrus Logic, Inc. Downlink tone detection and adaptation of a secondary path response model in an adaptive noise canceling system
US9532139B1 (en) 2012-09-14 2016-12-27 Cirrus Logic, Inc. Dual-microphone frequency amplitude response self-calibration
US9414150B2 (en) 2013-03-14 2016-08-09 Cirrus Logic, Inc. Low-latency multi-driver adaptive noise canceling (ANC) system for a personal audio device
US9578432B1 (en) 2013-04-24 2017-02-21 Cirrus Logic, Inc. Metric and tool to evaluate secondary path design in adaptive noise cancellation systems
US9666176B2 (en) 2013-09-13 2017-05-30 Cirrus Logic, Inc. Systems and methods for adaptive noise cancellation by adaptively shaping internal white noise to train a secondary path
US9620101B1 (en) 2013-10-08 2017-04-11 Cirrus Logic, Inc. Systems and methods for maintaining playback fidelity in an audio system with adaptive noise cancellation
US10219071B2 (en) 2013-12-10 2019-02-26 Cirrus Logic, Inc. Systems and methods for bandlimiting anti-noise in personal audio devices having adaptive noise cancellation
EP2884488A1 (de) * 2013-12-16 2015-06-17 Harman Becker Automotive Systems GmbH Aktives Geräuschdämpfungssystem
US9478212B1 (en) 2014-09-03 2016-10-25 Cirrus Logic, Inc. Systems and methods for use of adaptive secondary path estimate to control equalization in an audio device
KR20180044324A (ko) 2015-08-20 2018-05-02 시러스 로직 인터내셔널 세미컨덕터 리미티드 피드백 적응적 잡음 소거(anc) 제어기 및 고정 응답 필터에 의해 부분적으로 제공되는 피드백 응답을 갖는 방법
US9578415B1 (en) 2015-08-21 2017-02-21 Cirrus Logic, Inc. Hybrid adaptive noise cancellation system with filtered error microphone signal
US9923550B2 (en) * 2015-09-16 2018-03-20 Bose Corporation Estimating secondary path phase in active noise control
US9773491B2 (en) 2015-09-16 2017-09-26 Bose Corporation Estimating secondary path magnitude in active noise control
US9812114B2 (en) * 2016-03-02 2017-11-07 Cirrus Logic, Inc. Systems and methods for controlling adaptive noise control gain
US10013966B2 (en) 2016-03-15 2018-07-03 Cirrus Logic, Inc. Systems and methods for adaptive active noise cancellation for multiple-driver personal audio device

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US4677676A (en) * 1986-02-11 1987-06-30 Nelson Industries, Inc. Active attenuation system with on-line modeling of speaker, error path and feedback pack
US5170433A (en) * 1986-10-07 1992-12-08 Adaptive Control Limited Active vibration control
GB2222053B (en) * 1988-08-17 1993-03-31 Active Noise & Vibration Tech Signal processing means for sensing a periodic signal in the presence of another interfering periodic noise
US4950966A (en) * 1989-07-03 1990-08-21 Westinghouse Electric Corp. Adaptive vibration canceller
US5049795A (en) * 1990-07-02 1991-09-17 Westinghouse Electric Corp. Multivariable adaptive vibration canceller
US5140640A (en) * 1990-08-14 1992-08-18 The Board Of Trustees Of The University Of Illinois Noise cancellation system
US5233540A (en) * 1990-08-30 1993-08-03 The Boeing Company Method and apparatus for actively reducing repetitive vibrations
US5164647A (en) * 1990-12-24 1992-11-17 Westinghouse Electric Corp. Multivariable adaptive vibration canceller
US5404409A (en) * 1991-07-31 1995-04-04 Fujitsu Ten Limited Adaptive filtering means for an automatic sound controlling apparatus
FI94564C (fi) * 1992-02-14 1995-09-25 Nokia Deutschland Gmbh Aktiivinen melunvaimennusjärjestelmä
US5278913A (en) * 1992-07-28 1994-01-11 Nelson Industries, Inc. Active acoustic attenuation system with power limiting

Also Published As

Publication number Publication date
DE69636131T2 (de) 2006-10-05
EP0721179A3 (de) 1998-05-20
EP0721179B1 (de) 2006-05-17
US5633795A (en) 1997-05-27
EP0721179A2 (de) 1996-07-10
CA2166500A1 (en) 1996-07-07

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