AT507621A3 - Störschallunterdrückende vorrichtung - Google Patents

Störschallunterdrückende vorrichtung Download PDF

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Publication number
AT507621A3
AT507621A3 AT0193009A AT19302009A AT507621A3 AT 507621 A3 AT507621 A3 AT 507621A3 AT 0193009 A AT0193009 A AT 0193009A AT 19302009 A AT19302009 A AT 19302009A AT 507621 A3 AT507621 A3 AT 507621A3
Authority
AT
Austria
Prior art keywords
noise
substituting device
substituting
noise substituting
Prior art date
Application number
AT0193009A
Other languages
English (en)
Other versions
AT507621B1 (de
AT507621A2 (de
Inventor
Siew Pheng Chong
Jin Ngee Ong
Kah Chun Chin
Choon Huat Khoh
Original Assignee
Sony Emcs Malaysia Sdn Bhd
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 Sony Emcs Malaysia Sdn Bhd filed Critical Sony Emcs Malaysia Sdn Bhd
Publication of AT507621A2 publication Critical patent/AT507621A2/de
Publication of AT507621A3 publication Critical patent/AT507621A3/de
Application granted granted Critical
Publication of AT507621B1 publication Critical patent/AT507621B1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
    • H04R1/1083—Reduction of ambient noise
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers
    • 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
    • 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
    • G10K11/17855—Methods, e.g. algorithms; Devices for improving speed or power requirements
    • 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
    • G10K11/17873—General system configurations using a reference signal without an error signal, e.g. pure 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
    • 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
    • G10K11/17875—General system configurations using an error signal without a reference signal, e.g. pure 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
    • 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
    • G10K11/17885—General system configurations additionally using a desired external signal, e.g. pass-through audio such as music or speech
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • General Health & Medical Sciences (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Amplifiers (AREA)
  • Headphones And Earphones (AREA)
ATA1930/2009A 2008-12-04 2009-12-04 Störschallunterdrückende vorrichtung AT507621B1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
MYPI20084930 MY151403A (en) 2008-12-04 2008-12-04 Noise cancelling headphone

Publications (3)

Publication Number Publication Date
AT507621A2 AT507621A2 (de) 2010-06-15
AT507621A3 true AT507621A3 (de) 2012-03-15
AT507621B1 AT507621B1 (de) 2015-01-15

Family

ID=42231083

Family Applications (1)

Application Number Title Priority Date Filing Date
ATA1930/2009A AT507621B1 (de) 2008-12-04 2009-12-04 Störschallunterdrückende vorrichtung

Country Status (7)

Country Link
US (1) US9117437B2 (de)
JP (1) JP2010136378A (de)
KR (1) KR20100064345A (de)
CN (1) CN101754071A (de)
AT (1) AT507621B1 (de)
DE (1) DE102009050780A1 (de)
MY (1) MY151403A (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2182510B2 (de) * 2008-10-31 2016-09-28 Austriamicrosystems AG Aktive Rauschsteueranordnung, aktiver Rauschsteuerungskopfhörer und Kalibrierungsverfahren
CN201616843U (zh) * 2010-03-18 2010-10-27 华为终端有限公司 能够降低噪音的音频装置和降噪手机
US9041545B2 (en) 2011-05-02 2015-05-26 Eric Allen Zelepugas Audio awareness apparatus, system, and method of using the same
IL213295A0 (en) * 2011-06-01 2011-10-31 Cohen David Non-lethal weapon system
US10966014B2 (en) * 2011-10-07 2021-03-30 Texas Instruments Incorporated Method and system for hybrid noise cancellation
EP2584558B1 (de) * 2011-10-21 2022-06-15 Harman Becker Automotive Systems GmbH Aktive rauschunterdrückung
CN102784433A (zh) * 2012-01-10 2012-11-21 王培人 基于多传感器信息的综合睡眠改善装置
US9173025B2 (en) 2012-02-08 2015-10-27 Dolby Laboratories Licensing Corporation Combined suppression of noise, echo, and out-of-location signals
US8712076B2 (en) 2012-02-08 2014-04-29 Dolby Laboratories Licensing Corporation Post-processing including median filtering of noise suppression gains
EP2667379B1 (de) 2012-05-21 2018-07-25 Harman Becker Automotive Systems GmbH Aktive Rauschunterdrückung
WO2014143899A1 (en) * 2013-03-15 2014-09-18 Virgin America Inc. Aircraft predictive active noise cancellation
TWI511579B (zh) * 2013-09-30 2015-12-01 C Media Electronics Inc 具主動噪音消除功能之耳機及其自動校正方法
GB2518699B (en) * 2014-02-19 2015-08-05 Racal Acoustics Ltd Ballistic helmet
EP2975863A1 (de) 2014-07-15 2016-01-20 Phitek Systems Limited Rauschunterdrückungssystem
US9699542B2 (en) 2014-10-03 2017-07-04 Analog Devices Global Headset amplification circuit with error voltage suppression
US9565491B2 (en) * 2015-06-01 2017-02-07 Doppler Labs, Inc. Real-time audio processing of ambient sound
US10778089B2 (en) * 2017-04-07 2020-09-15 Texas Instruments Incorporated Cascaded active electro-magnetic interference filter
US10374510B2 (en) 2017-04-07 2019-08-06 Texas Instruments Incorporated Compensated active electro-magnetic interference filters
CN108063996B (zh) * 2018-01-24 2024-10-11 江西联创宏声万安电子有限公司 一种Type C接口耳机及其实现方法
CN207835740U (zh) * 2018-02-12 2018-09-07 易力声科技(深圳)有限公司 一种应用于听觉感官异常人的个性化耳机
US11601045B2 (en) 2019-04-01 2023-03-07 Texas Instruments Incorporated Active electromagnetic interference filter with damping network
US11688384B2 (en) * 2020-08-14 2023-06-27 Cisco Technology, Inc. Noise management during an online conference session
CN112752195B (zh) * 2020-12-30 2023-01-31 恒玄科技(上海)股份有限公司 用于耳机的音频功放处理方法和音频功放系统

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US417A (en) * 1837-09-28 Endless-ghain horse-power for driving iviaci-iii
US3306991A (en) * 1963-06-04 1967-02-28 Homer J Wood Protective hearing aid
USH417H (en) * 1987-03-05 1988-01-05 The United States Of America As Represented By The Secretary Of The Air Force Headset for ambient noise suppression
US5138664A (en) * 1989-03-25 1992-08-11 Sony Corporation Noise reducing device
JPH06503897A (ja) * 1990-09-14 1994-04-28 トッドター、クリス ノイズ消去システム
US5732143A (en) 1992-10-29 1998-03-24 Andrea Electronics Corp. Noise cancellation apparatus
US5465240A (en) * 1993-01-05 1995-11-07 Mankovitz; Roy J. Apparatus and methods for displaying text in conjunction with recorded audio programs
TW392416B (en) 1997-08-18 2000-06-01 Noise Cancellation Tech Noise cancellation system for active headsets
JP3848013B2 (ja) * 1999-05-25 2006-11-22 ローム株式会社 音響装置及びこれを用いた補聴器
DE10392880T5 (de) 2002-06-28 2005-08-25 Phitek Systems Ltd. Rauschunterdrückungssystem und Kopfhörer hierfür
JP2004163875A (ja) * 2002-09-02 2004-06-10 Lab 9 Inc フィードバック能動型ノイズ防止回路およびヘッドホン
BRPI0515643A (pt) * 2004-09-07 2008-07-29 Sensear Pty Ltd equipamento e método para melhoria do som
AT504137B1 (de) * 2006-06-30 2008-03-15 Schneider Electric Power Drive Einrichtung zur messung
JP4722878B2 (ja) * 2007-04-19 2011-07-13 ソニー株式会社 ノイズ低減装置および音響再生装置

Also Published As

Publication number Publication date
CN101754071A (zh) 2010-06-23
KR20100064345A (ko) 2010-06-14
DE102009050780A1 (de) 2010-08-05
US20100142718A1 (en) 2010-06-10
AT507621B1 (de) 2015-01-15
JP2010136378A (ja) 2010-06-17
US9117437B2 (en) 2015-08-25
MY151403A (en) 2014-05-30
AT507621A2 (de) 2010-06-15

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Effective date: 20151204