CN105191346B - 在音频系统中减小音频失真 - Google Patents

在音频系统中减小音频失真 Download PDF

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Publication number
CN105191346B
CN105191346B CN201480012931.1A CN201480012931A CN105191346B CN 105191346 B CN105191346 B CN 105191346B CN 201480012931 A CN201480012931 A CN 201480012931A CN 105191346 B CN105191346 B CN 105191346B
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China
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signal
audio
test
generate
feedback
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CN201480012931.1A
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Chinese (zh)
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CN105191346A (zh
Inventor
V·维纳亚克
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Quantance Inc
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Quantance Inc
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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
    • H04R3/04—Circuits for transducers, loudspeakers or microphones for correcting frequency response
    • H04R3/08—Circuits for transducers, loudspeakers or microphones for correcting frequency response of electromagnetic transducers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R29/00—Monitoring arrangements; Testing arrangements
    • H04R29/001—Monitoring arrangements; Testing arrangements for loudspeakers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R29/00—Monitoring arrangements; Testing arrangements
    • H04R29/001—Monitoring arrangements; Testing arrangements for loudspeakers
    • H04R29/003—Monitoring arrangements; Testing arrangements for loudspeakers of the moving-coil type
    • 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
    • H04R3/002—Damping circuit arrangements for transducers, e.g. motional feedback circuits
    • 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
    • H04R3/04—Circuits for transducers, loudspeakers or microphones for correcting frequency response

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Electromagnetism (AREA)
  • Circuit For Audible Band Transducer (AREA)
CN201480012931.1A 2013-03-12 2014-03-06 在音频系统中减小音频失真 Active CN105191346B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US13/797,590 US9301071B2 (en) 2013-03-12 2013-03-12 Reducing audio distortion in an audio system
US13/797,590 2013-03-12
PCT/US2014/021425 WO2014164233A1 (en) 2013-03-12 2014-03-06 Reducing audio distortion in an audio system

Publications (2)

Publication Number Publication Date
CN105191346A CN105191346A (zh) 2015-12-23
CN105191346B true CN105191346B (zh) 2018-10-16

Family

ID=51527119

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201480012931.1A Active CN105191346B (zh) 2013-03-12 2014-03-06 在音频系统中减小音频失真

Country Status (6)

Country Link
US (2) US9301071B2 (enExample)
EP (1) EP2974370B1 (enExample)
JP (2) JP6067921B2 (enExample)
KR (1) KR20150127619A (enExample)
CN (1) CN105191346B (enExample)
WO (1) WO2014164233A1 (enExample)

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US9386387B2 (en) * 2013-05-23 2016-07-05 Listen, Inc. Audio measurement amplifier
EP3099047A1 (en) * 2015-05-28 2016-11-30 Nxp B.V. Echo controller
EP3171515B1 (en) 2015-11-17 2020-01-08 Nxp B.V. Speaker driver
US10091573B2 (en) 2015-12-18 2018-10-02 Bose Corporation Method of controlling an acoustic noise reduction audio system by user taps
US9930440B2 (en) 2015-12-18 2018-03-27 Bose Corporation Acoustic noise reduction audio system having tap control
US9743170B2 (en) * 2015-12-18 2017-08-22 Bose Corporation Acoustic noise reduction audio system having tap control
US10110987B2 (en) 2015-12-18 2018-10-23 Bose Corporation Method of controlling an acoustic noise reduction audio system by user taps
US9766481B1 (en) * 2016-08-08 2017-09-19 Google Inc. Closed loop audio processing for bone conduction transducer
CN106303883A (zh) * 2016-08-23 2017-01-04 歌尔股份有限公司 一种检测扬声器音圈振动位移的方法、装置及扬声器单体
US10341767B2 (en) * 2016-12-06 2019-07-02 Cirrus Logic, Inc. Speaker protection excursion oversight
CN108235173A (zh) * 2018-02-11 2018-06-29 钰太芯微电子科技（上海）有限公司 一种麦克风电路及具有降噪功能的耳机
US10354641B1 (en) 2018-02-13 2019-07-16 Bose Corporation Acoustic noise reduction audio system having tap control
US10903589B2 (en) * 2018-07-31 2021-01-26 United States Of America As Represented By The Secretary Of The Navy Radio frequency optical acoustic communication modem
US10667040B1 (en) * 2019-05-03 2020-05-26 Harman International Industries, Incorporated System and method for compensating for non-linear behavior for an acoustic transducer based on magnetic flux
US10602288B1 (en) * 2019-05-03 2020-03-24 Harman International Industries, Incorporated System and method for compensating for non-linear behavior for an acoustic transducer
US10805751B1 (en) * 2019-09-08 2020-10-13 xMEMS Labs, Inc. Sound producing device
US10771893B1 (en) * 2019-10-10 2020-09-08 xMEMS Labs, Inc. Sound producing apparatus
GB2595234B (en) * 2020-05-18 2022-06-01 Waves Audio Ltd Control of an electrostatic acoustic device
EP4492818A3 (en) * 2020-10-23 2025-04-02 Oticon Medical A/S Distortion compensation for bone anchored hearing device
US11457311B1 (en) * 2021-06-22 2022-09-27 Bose Corporation System and method for determining voice coil offset or temperature

Citations (3)

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US7039201B1 (en) * 2000-10-31 2006-05-02 Leetronics Corporation Audio signal phase detection system and method
CN1842223A (zh) * 2005-03-29 2006-10-04 索尼株式会社 音频信号放大设备和失真校正方法
CN101044786A (zh) * 2004-10-21 2007-09-26 皇家飞利浦电子股份有限公司 自动音频电平控制

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JP2758532B2 (ja) 1992-06-05 1998-05-28 三菱電機株式会社 音響装置
US5600718A (en) 1995-02-24 1997-02-04 Ericsson Inc. Apparatus and method for adaptively precompensating for loudspeaker distortions
US20050031139A1 (en) 2003-08-07 2005-02-10 Tymphany Corporation Position detection of an actuator using impedance
US20050031140A1 (en) * 2003-08-07 2005-02-10 Tymphany Corporation Position detection of an actuator using a capacitance measurement
JP2005323204A (ja) * 2004-05-10 2005-11-17 Atsuhito Hanamoto モーショナルフィードバック装置
JP4448811B2 (ja) * 2005-09-28 2010-04-14 日本電産ピジョン株式会社 スピーカー
US8401207B2 (en) * 2009-03-31 2013-03-19 Harman International Industries, Incorporated Motional feedback system
US8411877B2 (en) 2009-10-13 2013-04-02 Conexant Systems, Inc. Tuning and DAC selection of high-pass filters for audio codecs
US8731496B2 (en) 2009-12-18 2014-05-20 Quantance, Inc. Power amplifier power controller
CN103813236A (zh) * 2012-11-07 2014-05-21 飞兆半导体公司 扬声器保护的相关方法及装置
EP2890160B1 (en) 2013-12-24 2019-08-14 Nxp B.V. Loudspeaker controller

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7039201B1 (en) * 2000-10-31 2006-05-02 Leetronics Corporation Audio signal phase detection system and method
CN101044786A (zh) * 2004-10-21 2007-09-26 皇家飞利浦电子股份有限公司 自动音频电平控制
CN1842223A (zh) * 2005-03-29 2006-10-04 索尼株式会社 音频信号放大设备和失真校正方法

Also Published As

Publication number Publication date
JP2016510966A (ja) 2016-04-11
EP2974370B1 (en) 2017-07-12
KR20150127619A (ko) 2015-11-17
US20160183002A1 (en) 2016-06-23
EP2974370A1 (en) 2016-01-20
US9301071B2 (en) 2016-03-29
JP6067921B2 (ja) 2017-01-25
US10129642B2 (en) 2018-11-13
US20140270207A1 (en) 2014-09-18
HK1213411A1 (zh) 2016-06-30
CN105191346A (zh) 2015-12-23
JP6449219B2 (ja) 2019-01-09
WO2014164233A1 (en) 2014-10-09
JP2017085623A (ja) 2017-05-18
EP2974370A4 (en) 2016-03-09

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