CN106653043B - 降低语音失真的自适应波束形成方法 - Google Patents
降低语音失真的自适应波束形成方法 Download PDFInfo
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- CN106653043B CN106653043B CN201611218186.3A CN201611218186A CN106653043B CN 106653043 B CN106653043 B CN 106653043B CN 201611218186 A CN201611218186 A CN 201611218186A CN 106653043 B CN106653043 B CN 106653043B
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- 230000001427 coherent effect Effects 0.000 claims abstract description 20
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- 238000004364 calculation method Methods 0.000 claims description 5
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Classifications
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
- G10L21/00—Processing of the speech or voice signal to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
- G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
- G10L21/0208—Noise filtering
- G10L21/0216—Noise filtering characterised by the method used for estimating noise
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
- G10L21/00—Processing of the speech or voice signal to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
- G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
- G10L21/0208—Noise filtering
- G10L2021/02082—Noise filtering the noise being echo, reverberation of the speech
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
- G10L21/00—Processing of the speech or voice signal to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
- G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
- G10L21/0208—Noise filtering
- G10L21/0216—Noise filtering characterised by the method used for estimating noise
- G10L2021/02161—Number of inputs available containing the signal or the noise to be suppressed
- G10L2021/02165—Two microphones, one receiving mainly the noise signal and the other one mainly the speech signal
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
- G10L21/00—Processing of the speech or voice signal to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
- G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
- G10L21/0208—Noise filtering
- G10L21/0216—Noise filtering characterised by the method used for estimating noise
- G10L2021/02161—Number of inputs available containing the signal or the noise to be suppressed
- G10L2021/02166—Microphone arrays; Beamforming
Abstract
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CN201611218186.3A CN106653043B (zh) | 2016-12-26 | 2016-12-26 | 降低语音失真的自适应波束形成方法 |
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CN201611218186.3A CN106653043B (zh) | 2016-12-26 | 2016-12-26 | 降低语音失真的自适应波束形成方法 |
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CN106653043A CN106653043A (zh) | 2017-05-10 |
CN106653043B true CN106653043B (zh) | 2019-09-27 |
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Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN109389991A (zh) * | 2018-10-24 | 2019-02-26 | 中国科学院上海微系统与信息技术研究所 | 一种基于麦克风阵列的信号增强方法 |
CN110556125B (zh) * | 2019-10-15 | 2022-06-10 | 出门问问信息科技有限公司 | 基于语音信号的特征提取方法、设备及计算机存储介质 |
CN110856072B (zh) * | 2019-12-04 | 2021-03-19 | 北京声加科技有限公司 | 一种耳机通话降噪方法及耳机 |
CN111063366A (zh) * | 2019-12-26 | 2020-04-24 | 紫光展锐(重庆)科技有限公司 | 降低噪声的方法、装置、电子设备及可读存储介质 |
CN112735370B (zh) * | 2020-12-29 | 2022-11-01 | 紫光展锐(重庆)科技有限公司 | 一种语音信号处理方法、装置、电子设备和存储介质 |
Citations (5)
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KR20080075362A (ko) * | 2007-02-12 | 2008-08-18 | 인하대학교 산학협력단 | 잡음 환경에서 음성 신호의 추정치를 구하는 방법 |
CN101625675A (zh) * | 2008-07-08 | 2010-01-13 | 索尼株式会社 | 信息处理装置、信息处理方法和计算机程序 |
CN101976565A (zh) * | 2010-07-09 | 2011-02-16 | 瑞声声学科技(深圳)有限公司 | 基于双麦克风语音增强装置及方法 |
CN103236260A (zh) * | 2013-03-29 | 2013-08-07 | 京东方科技集团股份有限公司 | 语音识别系统 |
KR20160116440A (ko) * | 2015-03-30 | 2016-10-10 | 한국전자통신연구원 | 음성인식 시스템의 신호대잡음비 추정 장치 및 방법 |
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- 2016-12-26 CN CN201611218186.3A patent/CN106653043B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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KR20080075362A (ko) * | 2007-02-12 | 2008-08-18 | 인하대학교 산학협력단 | 잡음 환경에서 음성 신호의 추정치를 구하는 방법 |
CN101625675A (zh) * | 2008-07-08 | 2010-01-13 | 索尼株式会社 | 信息处理装置、信息处理方法和计算机程序 |
CN101976565A (zh) * | 2010-07-09 | 2011-02-16 | 瑞声声学科技(深圳)有限公司 | 基于双麦克风语音增强装置及方法 |
CN103236260A (zh) * | 2013-03-29 | 2013-08-07 | 京东方科技集团股份有限公司 | 语音识别系统 |
KR20160116440A (ko) * | 2015-03-30 | 2016-10-10 | 한국전자통신연구원 | 음성인식 시스템의 신호대잡음비 추정 장치 및 방법 |
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