CN101385387A - 用于降低环境噪声的数字电路装置 - Google Patents
用于降低环境噪声的数字电路装置 Download PDFInfo
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- CN101385387A CN101385387A CNA2007800051980A CN200780005198A CN101385387A CN 101385387 A CN101385387 A CN 101385387A CN A2007800051980 A CNA2007800051980 A CN A2007800051980A CN 200780005198 A CN200780005198 A CN 200780005198A CN 101385387 A CN101385387 A CN 101385387A
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; 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
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- 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
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- 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
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- 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
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- 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
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- 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
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- 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
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- 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
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- 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
- H04R3/02—Circuits for transducers, loudspeakers or microphones for preventing acoustic reaction, i.e. acoustic oscillatory feedback
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- G—PHYSICS
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- 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
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- 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
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- G—PHYSICS
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- 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
- G10K2210/321—Physical
- G10K2210/3217—Collocated sensor and cancelling actuator, e.g. "virtual earth" designs
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Mathematical Physics (AREA)
- Computer Hardware Design (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Analogue/Digital Conversion (AREA)
- Headphones And Earphones (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Abstract
Description
Claims (23)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0607338.1 | 2006-04-12 | ||
GB0607338A GB2437772B8 (en) | 2006-04-12 | 2006-04-12 | Digital circuit arrangements for ambient noise-reduction. |
PCT/GB2007/001344 WO2007129003A1 (en) | 2006-04-12 | 2007-04-11 | Digital circuit arrangements for ambient noise-reduction |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101385387A true CN101385387A (zh) | 2009-03-11 |
CN101385387B CN101385387B (zh) | 2012-08-29 |
Family
ID=36571680
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2007800051980A Active CN101385387B (zh) | 2006-04-12 | 2007-04-11 | 用于降低环境噪声的数字电路装置 |
Country Status (6)
Country | Link |
---|---|
US (5) | US8165312B2 (zh) |
EP (2) | EP2005786A2 (zh) |
JP (1) | JP5312319B2 (zh) |
CN (1) | CN101385387B (zh) |
GB (2) | GB2446966B (zh) |
WO (1) | WO2007129003A1 (zh) |
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102164336A (zh) * | 2009-12-17 | 2011-08-24 | Nxp股份有限公司 | 自动环境声学识别 |
CN103001643A (zh) * | 2011-09-09 | 2013-03-27 | 德州仪器公司 | 用于连续时间σ-δ调制器的过度回路延迟补偿 |
CN103260101A (zh) * | 2012-02-21 | 2013-08-21 | 沃福森微电子股份有限公司 | 噪声消除*** |
CN103348697A (zh) * | 2010-12-10 | 2013-10-09 | 沃福森微电子股份有限公司 | 主动噪声消除耳机*** |
CN105679305A (zh) * | 2016-01-29 | 2016-06-15 | 南京大学 | 数字多通道有源噪声控制*** |
CN106205594A (zh) * | 2011-06-03 | 2016-12-07 | 美国思睿逻辑有限公司 | 一种用于个人音频设备的自适应噪声消除框架结构 |
CN108076403A (zh) * | 2016-11-10 | 2018-05-25 | 美律电子(深圳)有限公司 | 抗噪耳机 |
CN110574392A (zh) * | 2017-03-30 | 2019-12-13 | 阿克根有限公司 | 耳道内助听器 |
CN112929780A (zh) * | 2021-03-08 | 2021-06-08 | 头领科技(昆山)有限公司 | 一种降噪处理的音频芯片及耳机 |
CN113160841A (zh) * | 2021-03-02 | 2021-07-23 | 广州朗国电子科技有限公司 | 数字降噪电子电路和电子设备 |
Families Citing this family (91)
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US9026578B2 (en) | 2004-05-14 | 2015-05-05 | Microsoft Corporation | Systems and methods for persisting data between web pages |
GB2446966B (en) | 2006-04-12 | 2010-07-07 | Wolfson Microelectronics Plc | Digital circuit arrangements for ambient noise-reduction |
CN102647191B (zh) | 2006-05-21 | 2015-09-02 | 株式会社特瑞君思半导体 | 数字扬声器*** |
DK2177053T3 (en) * | 2007-07-17 | 2014-06-16 | Phonak Ag | A method for producing a signal which is audible by an individual |
GB0725111D0 (en) | 2007-12-21 | 2008-01-30 | Wolfson Microelectronics Plc | Lower rate emulation |
GB0725108D0 (en) * | 2007-12-21 | 2008-01-30 | Wolfson Microelectronics Plc | Slow rate adaption |
US7889108B2 (en) * | 2008-05-09 | 2011-02-15 | Asahi Kasei Microdevices Corporation | Hybrid delta-sigma ADC |
JP5396588B2 (ja) * | 2008-06-16 | 2014-01-22 | 株式会社 Trigence Semiconductor | デジタルスピーカー駆動装置,デジタルスピーカー装置,アクチュエータ,平面ディスプレイ装置及び携帯電子機器 |
US8467539B2 (en) * | 2008-11-26 | 2013-06-18 | Bose Corporation | High transmission loss cushion |
JP5363825B2 (ja) | 2009-02-04 | 2013-12-11 | 株式会社オーディオテクニカ | ノイズキャンセルヘッドホン |
US8345888B2 (en) * | 2009-04-28 | 2013-01-01 | Bose Corporation | Digital high frequency phase compensation |
US8085946B2 (en) * | 2009-04-28 | 2011-12-27 | Bose Corporation | ANR analysis side-chain data support |
US8737636B2 (en) | 2009-07-10 | 2014-05-27 | Qualcomm Incorporated | Systems, methods, apparatus, and computer-readable media for adaptive active noise cancellation |
TWI470949B (zh) * | 2009-08-17 | 2015-01-21 | Amtran Technology Co Ltd | 音訊系統、電子裝置及車用音響系統 |
CN104901693B (zh) | 2009-12-09 | 2018-07-10 | 株式会社特瑞君思半导体 | 选择装置 |
JP5748657B2 (ja) | 2009-12-16 | 2015-07-15 | 株式会社 Trigence Semiconductor | 音響システム |
US8515089B2 (en) | 2010-06-04 | 2013-08-20 | Apple Inc. | Active noise cancellation decisions in a portable audio device |
US9099077B2 (en) | 2010-06-04 | 2015-08-04 | Apple Inc. | Active noise cancellation decisions using a degraded reference |
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 |
KR101909432B1 (ko) | 2010-12-03 | 2018-10-18 | 씨러스 로직 인코포레이티드 | 개인용 오디오 디바이스에서 적응형 잡음 제거기의 실수 제어 |
US20120155666A1 (en) * | 2010-12-16 | 2012-06-21 | Nair Vijayakumaran V | Adaptive noise cancellation |
US20120155667A1 (en) * | 2010-12-16 | 2012-06-21 | Nair Vijayakumaran V | Adaptive noise cancellation |
US8958571B2 (en) * | 2011-06-03 | 2015-02-17 | Cirrus Logic, Inc. | MIC covering detection in personal audio devices |
US9214150B2 (en) | 2011-06-03 | 2015-12-15 | Cirrus Logic, Inc. | Continuous adaptation of secondary path adaptive response in noise-canceling 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) |
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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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TWI478148B (zh) | 2011-08-02 | 2015-03-21 | Realtek Semiconductor Corp | 訊號處理裝置 |
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US10382864B2 (en) | 2013-12-10 | 2019-08-13 | Cirrus Logic, Inc. | Systems and methods for providing adaptive playback equalization in an audio device |
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 |
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 |
US9369557B2 (en) | 2014-03-05 | 2016-06-14 | Cirrus Logic, Inc. | Frequency-dependent sidetone calibration |
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WO2007129003A1 (en) | 2007-11-15 |
JP5312319B2 (ja) | 2013-10-09 |
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US8644523B2 (en) | 2014-02-04 |
GB2437772B (en) | 2008-09-03 |
GB2446966A (en) | 2008-08-27 |
US20090046867A1 (en) | 2009-02-19 |
JP2009533921A (ja) | 2009-09-17 |
CN101385387B (zh) | 2012-08-29 |
US10319361B2 (en) | 2019-06-11 |
US20190251947A1 (en) | 2019-08-15 |
EP2469888A2 (en) | 2012-06-27 |
US20140112492A1 (en) | 2014-04-24 |
US20120170765A1 (en) | 2012-07-05 |
GB2446966B (en) | 2010-07-07 |
GB2437772A (en) | 2007-11-07 |
GB0607338D0 (en) | 2006-05-24 |
EP2005786A2 (en) | 2008-12-24 |
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