CN101903942A - 具有基于噪声水平的增益控制的噪声消除系统 - Google Patents
具有基于噪声水平的增益控制的噪声消除系统 Download PDFInfo
- Publication number
- CN101903942A CN101903942A CN200880122251XA CN200880122251A CN101903942A CN 101903942 A CN101903942 A CN 101903942A CN 200880122251X A CN200880122251X A CN 200880122251XA CN 200880122251 A CN200880122251 A CN 200880122251A CN 101903942 A CN101903942 A CN 101903942A
- Authority
- CN
- China
- Prior art keywords
- signal
- magnitude
- input signal
- noise
- threshold
- 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.)
- Granted
Links
Images
Classifications
-
- 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
-
- 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
- G10K11/1783—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 handling or detecting of non-standard events or conditions, e.g. changing operating modes under specific operating conditions
-
- 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
- G10K11/1781—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 characterised by the analysis of input or output signals, e.g. frequency range, modes, transfer functions
- G10K11/17821—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 characterised by the analysis of input or output signals, e.g. frequency range, modes, transfer functions characterised by the analysis of the input signals only
- G10K11/17823—Reference signals, e.g. ambient acoustic environment
-
- 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
- G10K11/17885—General system configurations additionally using a desired external signal, e.g. pass-through audio such as music or speech
-
- 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
-
- 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
- G10K2210/3056—Variable gain
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- General Health & Medical Sciences (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Control Of Amplification And Gain Control (AREA)
- Noise Elimination (AREA)
Abstract
Description
Claims (28)
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB0725110.1 | 2007-12-21 | ||
| GBGB0725110.1A GB0725110D0 (en) | 2007-12-21 | 2007-12-21 | Gain control based on noise level |
| GB0810997A GB2455824B (en) | 2007-12-21 | 2008-06-16 | Gain control based on noise level |
| GB0810997.7 | 2008-06-16 | ||
| PCT/GB2008/051177 WO2009081185A1 (en) | 2007-12-21 | 2008-12-11 | Noise cancellation system with gain control based on noise level |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101903942A true CN101903942A (zh) | 2010-12-01 |
| CN101903942B CN101903942B (zh) | 2013-09-18 |
Family
ID=39048659
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200880122251XA Expired - Fee Related CN101903942B (zh) | 2007-12-21 | 2008-12-11 | 具有基于噪声水平的增益控制的噪声消除系统 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US8737633B2 (zh) |
| EP (1) | EP2225754B1 (zh) |
| JP (1) | JP2011508494A (zh) |
| CN (1) | CN101903942B (zh) |
| GB (2) | GB0725110D0 (zh) |
| WO (1) | WO2009081185A1 (zh) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103542678A (zh) * | 2013-10-31 | 2014-01-29 | 合肥美的电冰箱有限公司 | 冰箱 |
| CN104272379A (zh) * | 2012-05-10 | 2015-01-07 | 美国思睿逻辑有限公司 | 在适应性噪音消除系统中的抗噪音产生器响应和次级路径响应的顺序调适 |
| CN106774882A (zh) * | 2012-09-17 | 2017-05-31 | 联想(北京)有限公司 | 一种信息处理的方法及电子设备 |
| CN113811945A (zh) * | 2019-04-01 | 2021-12-17 | 伯斯有限公司 | 噪声消除信号饱和控制 |
Families Citing this family (82)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8135140B2 (en) | 2008-11-20 | 2012-03-13 | Harman International Industries, Incorporated | System for active noise control with audio signal compensation |
| US9020158B2 (en) | 2008-11-20 | 2015-04-28 | Harman International Industries, Incorporated | Quiet zone control system |
| US8718289B2 (en) | 2009-01-12 | 2014-05-06 | Harman International Industries, Incorporated | System for active noise control with parallel adaptive filter configuration |
| US8189799B2 (en) * | 2009-04-09 | 2012-05-29 | Harman International Industries, Incorporated | System for active noise control based on audio system output |
| US8199924B2 (en) | 2009-04-17 | 2012-06-12 | Harman International Industries, Incorporated | System for active noise control with an infinite impulse response filter |
| US8085946B2 (en) * | 2009-04-28 | 2011-12-27 | Bose Corporation | ANR analysis side-chain data support |
| US8532310B2 (en) * | 2010-03-30 | 2013-09-10 | Bose Corporation | Frequency-dependent ANR reference sound compression |
| US8345888B2 (en) * | 2009-04-28 | 2013-01-01 | Bose Corporation | Digital high frequency phase compensation |
| US8165313B2 (en) * | 2009-04-28 | 2012-04-24 | Bose Corporation | ANR settings triple-buffering |
| US8073150B2 (en) * | 2009-04-28 | 2011-12-06 | Bose Corporation | Dynamically configurable ANR signal processing topology |
| US8611553B2 (en) * | 2010-03-30 | 2013-12-17 | Bose Corporation | ANR instability detection |
| US8073151B2 (en) * | 2009-04-28 | 2011-12-06 | Bose Corporation | Dynamically configurable ANR filter block topology |
| US8184822B2 (en) * | 2009-04-28 | 2012-05-22 | Bose Corporation | ANR signal processing topology |
| US8315405B2 (en) * | 2009-04-28 | 2012-11-20 | Bose Corporation | Coordinated ANR reference sound compression |
| US8090114B2 (en) * | 2009-04-28 | 2012-01-03 | Bose Corporation | Convertible filter |
| US8077873B2 (en) | 2009-05-14 | 2011-12-13 | Harman International Industries, Incorporated | System for active noise control with adaptive speaker selection |
| US8737636B2 (en) | 2009-07-10 | 2014-05-27 | Qualcomm Incorporated | Systems, methods, apparatus, and computer-readable media for adaptive active noise cancellation |
| CN102474304B (zh) | 2009-07-16 | 2014-11-12 | 索尼公司 | 利用自适应频率陷波的通信系统 |
| EP2475423B1 (en) | 2009-09-11 | 2016-12-14 | Advanced Bionics AG | Dynamic noise reduction in auditory prosthesis systems |
| KR20110065164A (ko) * | 2009-12-09 | 2011-06-15 | 삼성전자주식회사 | 휴대용 단말기에서 통화 모드를 자동으로 변경하기 위한 장치 및 방법 |
| US8775172B2 (en) * | 2010-10-02 | 2014-07-08 | Noise Free Wireless, Inc. | Machine for enabling and disabling noise reduction (MEDNR) based on a threshold |
| US8924205B2 (en) | 2010-10-02 | 2014-12-30 | Alon Konchitsky | Methods and systems for automatic enablement or disablement of noise reduction within a communication device |
| US9142207B2 (en) | 2010-12-03 | 2015-09-22 | Cirrus Logic, Inc. | Oversight control of an adaptive noise canceler in a personal audio device |
| 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 |
| US9214150B2 (en) | 2011-06-03 | 2015-12-15 | Cirrus Logic, Inc. | Continuous adaptation of secondary path adaptive response in noise-canceling personal audio devices |
| US8848936B2 (en) | 2011-06-03 | 2014-09-30 | Cirrus Logic, Inc. | Speaker damage prevention in adaptive 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) |
| US8948407B2 (en) | 2011-06-03 | 2015-02-03 | Cirrus Logic, Inc. | Bandlimiting anti-noise in personal audio devices having adaptive noise cancellation (ANC) |
| US9076431B2 (en) | 2011-06-03 | 2015-07-07 | Cirrus Logic, Inc. | Filter architecture for 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 |
| US8958571B2 (en) | 2011-06-03 | 2015-02-17 | Cirrus Logic, Inc. | MIC covering detection in personal audio devices |
| US9325821B1 (en) | 2011-09-30 | 2016-04-26 | Cirrus Logic, Inc. | Sidetone management in an adaptive noise canceling (ANC) system including secondary path modeling |
| CN104620509B (zh) | 2012-03-04 | 2017-05-10 | 匡坦斯公司 | 具有延迟校准的包络跟踪功率放大器系统及时间校准方法 |
| US9014387B2 (en) | 2012-04-26 | 2015-04-21 | Cirrus Logic, Inc. | Coordinated control of adaptive noise cancellation (ANC) among earspeaker channels |
| US9142205B2 (en) | 2012-04-26 | 2015-09-22 | Cirrus Logic, Inc. | Leakage-modeling adaptive noise canceling for earspeakers |
| US9076427B2 (en) | 2012-05-10 | 2015-07-07 | Cirrus Logic, Inc. | Error-signal content controlled adaptation of secondary and leakage path models in noise-canceling personal audio devices |
| US9082387B2 (en) | 2012-05-10 | 2015-07-14 | Cirrus Logic, Inc. | Noise burst adaptation of secondary path adaptive response in noise-canceling personal audio devices |
| US9319781B2 (en) | 2012-05-10 | 2016-04-19 | Cirrus Logic, Inc. | Frequency and direction-dependent ambient sound handling in personal audio devices having adaptive noise cancellation (ANC) |
| 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 |
| US9107010B2 (en) | 2013-02-08 | 2015-08-11 | Cirrus Logic, Inc. | Ambient noise root mean square (RMS) detector |
| US9369798B1 (en) | 2013-03-12 | 2016-06-14 | Cirrus Logic, Inc. | Internal dynamic range control in an adaptive noise cancellation (ANC) system |
| US9106989B2 (en) | 2013-03-13 | 2015-08-11 | Cirrus Logic, Inc. | Adaptive-noise canceling (ANC) effectiveness estimation and correction in a personal audio device |
| US9215749B2 (en) | 2013-03-14 | 2015-12-15 | Cirrus Logic, Inc. | Reducing an acoustic intensity vector with adaptive noise cancellation with two error microphones |
| 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 |
| CN105027429B (zh) * | 2013-03-14 | 2018-03-30 | 匡坦斯公司 | 具有噪声调整的包络跟踪系统 |
| KR102174242B1 (ko) | 2013-03-15 | 2020-11-04 | 퀀탄스, 인코포레이티드 | 내부 전력 증폭기 특성화를 이용하는 포락선 추적 시스템 |
| US9467776B2 (en) | 2013-03-15 | 2016-10-11 | Cirrus Logic, Inc. | Monitoring of speaker impedance to detect pressure applied between mobile device and ear |
| 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 |
| US9635480B2 (en) | 2013-03-15 | 2017-04-25 | Cirrus Logic, Inc. | Speaker impedance monitoring |
| US9502020B1 (en) | 2013-03-15 | 2016-11-22 | Cirrus Logic, Inc. | Robust adaptive noise canceling (ANC) in a personal audio device |
| US10206032B2 (en) | 2013-04-10 | 2019-02-12 | Cirrus Logic, Inc. | Systems and methods for multi-mode adaptive noise cancellation for audio headsets |
| US9066176B2 (en) | 2013-04-15 | 2015-06-23 | Cirrus Logic, Inc. | Systems and methods for adaptive noise cancellation including dynamic bias of coefficients of an adaptive noise cancellation system |
| 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 |
| US9264808B2 (en) | 2013-06-14 | 2016-02-16 | Cirrus Logic, Inc. | Systems and methods for detection and cancellation of narrow-band noise |
| 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 |
| 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 |
| US9648410B1 (en) | 2014-03-12 | 2017-05-09 | Cirrus Logic, Inc. | Control of audio output of headphone earbuds based on the environment around the headphone earbuds |
| 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 |
| US9609416B2 (en) | 2014-06-09 | 2017-03-28 | Cirrus Logic, Inc. | Headphone responsive to optical signaling |
| 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 |
| US10026388B2 (en) | 2015-08-20 | 2018-07-17 | Cirrus Logic, Inc. | Feedback adaptive noise cancellation (ANC) controller and method having a feedback response partially provided by a fixed-response filter |
| US9578415B1 (en) | 2015-08-21 | 2017-02-21 | Cirrus Logic, Inc. | Hybrid adaptive noise cancellation system with filtered error microphone signal |
| 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 |
| WO2018061371A1 (ja) * | 2016-09-30 | 2018-04-05 | ソニー株式会社 | 信号処理装置、信号処理方法、およびプログラム |
| US10706868B2 (en) * | 2017-09-06 | 2020-07-07 | Realwear, Inc. | Multi-mode noise cancellation for voice detection |
| US11087776B2 (en) | 2017-10-30 | 2021-08-10 | Bose Corporation | Compressive hear-through in personal acoustic devices |
| US11062727B2 (en) * | 2018-06-13 | 2021-07-13 | Ceva D.S.P Ltd. | System and method for voice activity detection |
| KR102569365B1 (ko) * | 2018-12-27 | 2023-08-22 | 삼성전자주식회사 | 가전기기 및 이의 음성 인식 방법 |
| EP3712885B1 (en) * | 2019-03-22 | 2025-05-14 | ams AG | Audio system and signal processing method of voice activity detection for an ear mountable playback device |
| DK180471B1 (en) * | 2019-04-03 | 2021-05-06 | Gn Audio As | Headset with active noise cancellation |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1640191A (zh) * | 2002-07-12 | 2005-07-13 | 唯听助听器公司 | 助听器和提高语言清晰度的方法 |
| US20050190927A1 (en) * | 2004-02-27 | 2005-09-01 | Prn Corporation | Speaker systems and methods having amplitude and frequency response compensation |
Family Cites Families (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4630304A (en) * | 1985-07-01 | 1986-12-16 | Motorola, Inc. | Automatic background noise estimator for a noise suppression system |
| KR940009391B1 (ko) * | 1985-07-01 | 1994-10-07 | 모토로라 인코포레이티드 | 잡음 억제 시스템 |
| JP3112268B2 (ja) | 1989-03-29 | 2000-11-27 | ソニー株式会社 | 騒音低減装置 |
| US5138664A (en) | 1989-03-25 | 1992-08-11 | Sony Corporation | Noise reducing device |
| JPH0511772A (ja) * | 1991-07-03 | 1993-01-22 | Alpine Electron Inc | 騒音キヤンセルシステム |
| WO1995000946A1 (en) * | 1993-06-23 | 1995-01-05 | Noise Cancellation Technologies, Inc. | Variable gain active noise cancellation system with improved residual noise sensing |
| US7103188B1 (en) * | 1993-06-23 | 2006-09-05 | Owen Jones | Variable gain active noise cancelling system with improved residual noise sensing |
| JP3297307B2 (ja) * | 1996-06-14 | 2002-07-02 | 沖電気工業株式会社 | 背景雑音消去装置 |
| CN1243416C (zh) * | 2000-03-27 | 2006-02-22 | 朗迅科技公司 | 用自适应判决门限来完成通话重叠检测的方法和装置 |
| CA2401672A1 (en) * | 2000-03-28 | 2001-10-04 | Tellabs Operations, Inc. | Perceptual spectral weighting of frequency bands for adaptive noise cancellation |
| EP1480589A1 (en) * | 2001-11-21 | 2004-12-01 | Aliphcom | Method and apparatus for removing noise from electronic signals |
| CA2435771A1 (en) * | 2002-07-22 | 2004-01-22 | Chelton Avionics, Inc. | Dynamic noise supression voice communication device |
| JP2007002393A (ja) | 2005-05-26 | 2007-01-11 | Yamaha Motor Co Ltd | 消音ヘルメット、これを備えた車両システム、およびヘルメット内騒音消音方法 |
| CN101018430A (zh) * | 2006-02-06 | 2007-08-15 | 宋祖淡 | 扬声器距离测量法 |
| JP2007212611A (ja) * | 2006-02-08 | 2007-08-23 | Yamaha Motor Co Ltd | アクティブ消音ヘルメット、およびこれを用いた車両システム |
| JP4505423B2 (ja) * | 2006-03-10 | 2010-07-21 | シャープ株式会社 | 騒音キャンセルヘッドフォン、及び騒音キャンセル制御切替方法 |
| JP4505427B2 (ja) * | 2006-03-24 | 2010-07-21 | シャープ株式会社 | 騒音キャンセルヘッドフォン、及び騒音キャンセル制御モード切替方法 |
| JP2008122729A (ja) * | 2006-11-14 | 2008-05-29 | Sony Corp | ノイズ低減装置、ノイズ低減方法、ノイズ低減プログラムおよびノイズ低減音声出力装置 |
| US20090150144A1 (en) * | 2007-12-10 | 2009-06-11 | Qnx Software Systems (Wavemakers), Inc. | Robust voice detector for receive-side automatic gain control |
| GB2457986A (en) * | 2008-03-06 | 2009-09-09 | Cambridge Silicon Radio Ltd | Acoustic echo cancellation |
-
2007
- 2007-12-21 GB GBGB0725110.1A patent/GB0725110D0/en not_active Ceased
-
2008
- 2008-06-16 GB GB0810997A patent/GB2455824B/en not_active Expired - Fee Related
- 2008-12-11 WO PCT/GB2008/051177 patent/WO2009081185A1/en not_active Ceased
- 2008-12-11 EP EP08865788.7A patent/EP2225754B1/en active Active
- 2008-12-11 US US12/808,616 patent/US8737633B2/en active Active
- 2008-12-11 JP JP2010538916A patent/JP2011508494A/ja active Pending
- 2008-12-11 CN CN200880122251XA patent/CN101903942B/zh not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1640191A (zh) * | 2002-07-12 | 2005-07-13 | 唯听助听器公司 | 助听器和提高语言清晰度的方法 |
| US20050190927A1 (en) * | 2004-02-27 | 2005-09-01 | Prn Corporation | Speaker systems and methods having amplitude and frequency response compensation |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104272379A (zh) * | 2012-05-10 | 2015-01-07 | 美国思睿逻辑有限公司 | 在适应性噪音消除系统中的抗噪音产生器响应和次级路径响应的顺序调适 |
| CN106774882A (zh) * | 2012-09-17 | 2017-05-31 | 联想(北京)有限公司 | 一种信息处理的方法及电子设备 |
| CN106774882B (zh) * | 2012-09-17 | 2020-01-31 | 联想(北京)有限公司 | 一种信息处理的方法及电子设备 |
| CN103542678A (zh) * | 2013-10-31 | 2014-01-29 | 合肥美的电冰箱有限公司 | 冰箱 |
| CN103542678B (zh) * | 2013-10-31 | 2016-07-27 | 合肥美的电冰箱有限公司 | 冰箱 |
| CN113811945A (zh) * | 2019-04-01 | 2021-12-17 | 伯斯有限公司 | 噪声消除信号饱和控制 |
| US11869477B2 (en) | 2019-04-01 | 2024-01-09 | Bose Corporation | Noise cancellation signal saturation control |
| CN113811945B (zh) * | 2019-04-01 | 2024-01-26 | 伯斯有限公司 | 噪声消除信号饱和控制 |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2009081185A1 (en) | 2009-07-02 |
| EP2225754B1 (en) | 2014-06-25 |
| GB0725110D0 (en) | 2008-01-30 |
| GB2455824A (en) | 2009-06-24 |
| GB2455824B (en) | 2010-06-09 |
| JP2011508494A (ja) | 2011-03-10 |
| EP2225754A1 (en) | 2010-09-08 |
| GB0810997D0 (en) | 2008-07-23 |
| US8737633B2 (en) | 2014-05-27 |
| CN101903942B (zh) | 2013-09-18 |
| US20100266137A1 (en) | 2010-10-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101903942A (zh) | 具有基于噪声水平的增益控制的噪声消除系统 | |
| CN102881281B (zh) | 具有低速率仿真的噪声消除系统 | |
| US11062689B2 (en) | Systems, methods, apparatus, and computer-readable media for adaptive active noise cancellation | |
| US8682250B2 (en) | Noise cancellation system | |
| US9402132B2 (en) | Limiting active noise cancellation output | |
| JP6138910B2 (ja) | アクティブノイズキャンセル適応フィルタのためのプレシェーピング直列フィルタ | |
| WO2009081192A1 (en) | Active noise cancellation system with slow rate adaptation of adaptive filter | |
| WO2009081193A1 (en) | Noise cancelling system with adaptive high-pass filter | |
| US20100303256A1 (en) | Noise cancellation system with signal-to-noise ratio dependent gain | |
| JP2009171315A (ja) | 音声信号送受信装置 | |
| CN110610693A (zh) | 权重式混合型态主动抗噪系统及控制器 | |
| KR102329919B1 (ko) | 피나 근접 검출 | |
| WO2009081184A1 (en) | Noise cancellation system and method with adjustment of high pass filter cut-off frequency | |
| JP2010252375A (ja) | 音声信号送受信装置 | |
| US12549895B2 (en) | Dynamic wind detection for adaptive noise cancellation (ANC) | |
| US20240205596A1 (en) | Dynamic wind detection for adaptive noise cancellation (anc) |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Edinburgh Patentee after: Hongkong Semiconductor Co.,Ltd. Address before: Edinburgh Patentee before: Wolfson Microelectronics PLC Address after: Edinburgh Patentee after: Wolfson Microelectronics PLC Address before: Edinburgh Patentee before: WOLFSON MICROELECTRONICS PLC |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20150922 Address after: Edinburgh Patentee after: CIRRUS LOGIC INTERNATIONAL SEMICONDUCTOR Ltd. Address before: Edinburgh Patentee before: Hongkong Semiconductor Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130918 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |