ATE289152T1 - Audiosignalverarbeitung - Google Patents

Audiosignalverarbeitung

Info

Publication number
ATE289152T1
ATE289152T1 AT00960006T AT00960006T ATE289152T1 AT E289152 T1 ATE289152 T1 AT E289152T1 AT 00960006 T AT00960006 T AT 00960006T AT 00960006 T AT00960006 T AT 00960006T AT E289152 T1 ATE289152 T1 AT E289152T1
Authority
AT
Austria
Prior art keywords
audio signal
signal processing
signal
subaudible
feedback
Prior art date
Application number
AT00960006T
Other languages
English (en)
Inventor
William S Woods
Original Assignee
Starkey Lab 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
Application filed by Starkey Lab Inc filed Critical Starkey Lab Inc
Application granted granted Critical
Publication of ATE289152T1 publication Critical patent/ATE289152T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H04R3/007—Protection circuits for transducers

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Circuit For Audible Band Transducer (AREA)
AT00960006T 1999-09-10 2000-09-08 Audiosignalverarbeitung ATE289152T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US39346399A 1999-09-10 1999-09-10
PCT/US2000/024585 WO2001019130A2 (en) 1999-09-10 2000-09-08 Audio signal processing

Publications (1)

Publication Number Publication Date
ATE289152T1 true ATE289152T1 (de) 2005-02-15

Family

ID=23554806

Family Applications (1)

Application Number Title Priority Date Filing Date
AT00960006T ATE289152T1 (de) 1999-09-10 2000-09-08 Audiosignalverarbeitung

Country Status (8)

Country Link
US (1) US7162044B2 (de)
EP (1) EP1216598B1 (de)
AT (1) ATE289152T1 (de)
AU (1) AU7123100A (de)
CA (1) CA2384629A1 (de)
DE (1) DE60018084T2 (de)
ES (1) ES2235937T3 (de)
WO (1) WO2001019130A2 (de)

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US8243939B2 (en) * 2008-12-30 2012-08-14 Gn Resound A/S Hearing instrument with improved initialisation of parameters of digital feedback suppression circuitry
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
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US9214150B2 (en) 2011-06-03 2015-12-15 Cirrus Logic, Inc. Continuous adaptation of secondary path adaptive response in noise-canceling personal audio devices
US9318094B2 (en) 2011-06-03 2016-04-19 Cirrus Logic, Inc. Adaptive noise canceling architecture for a personal audio device
US8958571B2 (en) 2011-06-03 2015-02-17 Cirrus Logic, Inc. MIC covering detection in personal audio devices
US9824677B2 (en) 2011-06-03 2017-11-21 Cirrus Logic, Inc. Bandlimiting anti-noise in personal audio devices having adaptive noise cancellation (ANC)
US8948407B2 (en) 2011-06-03 2015-02-03 Cirrus Logic, Inc. Bandlimiting anti-noise in personal audio devices having adaptive noise cancellation (ANC)
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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
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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
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US9369798B1 (en) 2013-03-12 2016-06-14 Cirrus Logic, Inc. Internal dynamic range control in an adaptive noise cancellation (ANC) system
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US9208771B2 (en) 2013-03-15 2015-12-08 Cirrus Logic, Inc. Ambient noise-based adaptation of secondary path adaptive response in noise-canceling personal audio devices
US10206032B2 (en) 2013-04-10 2019-02-12 Cirrus Logic, Inc. Systems and methods for multi-mode adaptive noise cancellation for audio headsets
US9462376B2 (en) 2013-04-16 2016-10-04 Cirrus Logic, Inc. Systems and methods for hybrid adaptive noise cancellation
US9478210B2 (en) 2013-04-17 2016-10-25 Cirrus Logic, Inc. Systems and methods for hybrid adaptive noise cancellation
US9460701B2 (en) 2013-04-17 2016-10-04 Cirrus Logic, Inc. Systems and methods for adaptive noise cancellation by biasing anti-noise level
US9578432B1 (en) 2013-04-24 2017-02-21 Cirrus Logic, Inc. Metric and tool to evaluate secondary path design in adaptive noise cancellation systems
US9392364B1 (en) 2013-08-15 2016-07-12 Cirrus Logic, Inc. Virtual microphone for adaptive noise cancellation in personal audio devices
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
US9704472B2 (en) 2013-12-10 2017-07-11 Cirrus Logic, Inc. Systems and methods for sharing secondary path information between audio channels in an adaptive noise cancellation system
US10382864B2 (en) 2013-12-10 2019-08-13 Cirrus Logic, Inc. Systems and methods for providing adaptive playback equalization in an audio device
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
KR102201617B1 (ko) * 2014-01-07 2021-01-12 삼성전자 주식회사 Av기기 및 그 제어방법
US9369557B2 (en) 2014-03-05 2016-06-14 Cirrus Logic, Inc. Frequency-dependent sidetone calibration
US9479860B2 (en) 2014-03-07 2016-10-25 Cirrus Logic, Inc. Systems and methods for enhancing performance of audio transducer based on detection of transducer status
US9319784B2 (en) 2014-04-14 2016-04-19 Cirrus Logic, Inc. Frequency-shaped noise-based adaptation of secondary path adaptive response in noise-canceling personal audio devices
WO2015165539A1 (en) * 2014-04-30 2015-11-05 Huawei Technologies Co., Ltd. Signal processing apparatus, method and computer program for dereverberating a number of input audio signals
US10181315B2 (en) 2014-06-13 2019-01-15 Cirrus Logic, Inc. Systems and methods for selectively enabling and disabling adaptation of an adaptive noise cancellation system
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
US9552805B2 (en) 2014-12-19 2017-01-24 Cirrus Logic, Inc. Systems and methods for performance and stability control for feedback adaptive noise cancellation
KR102688257B1 (ko) 2015-08-20 2024-07-26 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

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Also Published As

Publication number Publication date
ES2235937T3 (es) 2005-07-16
WO2001019130A3 (en) 2001-10-18
EP1216598A2 (de) 2002-06-26
US7162044B2 (en) 2007-01-09
CA2384629A1 (en) 2001-03-15
DE60018084T2 (de) 2005-12-29
AU7123100A (en) 2001-04-10
US20040120535A1 (en) 2004-06-24
EP1216598B1 (de) 2005-02-09
DE60018084D1 (de) 2005-03-17
WO2001019130A2 (en) 2001-03-15

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