CN105590630A - 基于指定带宽的定向噪音抑制方法 - Google Patents
基于指定带宽的定向噪音抑制方法 Download PDFInfo
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- CN105590630A CN105590630A CN201610091553.1A CN201610091553A CN105590630A CN 105590630 A CN105590630 A CN 105590630A CN 201610091553 A CN201610091553 A CN 201610091553A CN 105590630 A CN105590630 A CN 105590630A
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L21/00—Speech or voice signal processing techniques 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
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L21/00—Speech or voice signal processing techniques 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 TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L21/00—Speech or voice signal processing techniques 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
- G10L21/0224—Processing in the time domain
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L21/00—Speech or voice signal processing techniques 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
- G10L21/0232—Processing in the frequency domain
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L21/00—Speech or voice signal processing techniques 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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Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105825864A (zh) * | 2016-05-19 | 2016-08-03 | 南京奇音石信息技术有限公司 | 基于过零率指标的双端说话检测与回声消除方法 |
CN107818366A (zh) * | 2017-10-25 | 2018-03-20 | 成都力创昆仑网络科技有限公司 | 一种基于卷积神经网络的肺音分类方法、系统及用途 |
CN108962274A (zh) * | 2018-07-11 | 2018-12-07 | 会听声学科技(北京)有限公司 | 一种语音增强方法,装置及耳机 |
CN110036441A (zh) * | 2016-12-16 | 2019-07-19 | 日本电信电话株式会社 | 目标音强调装置、噪音估计用参数学习装置、目标音强调方法、噪音估计用参数学习方法、程序 |
CN112201267A (zh) * | 2020-09-07 | 2021-01-08 | 北京达佳互联信息技术有限公司 | 一种音频处理方法、装置、电子设备及存储介质 |
WO2021128670A1 (zh) * | 2019-12-26 | 2021-07-01 | 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 |
CN113823315A (zh) * | 2021-09-30 | 2021-12-21 | 深圳万兴软件有限公司 | 降风噪方法、装置、双麦克风设备及存储介质 |
Citations (4)
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CN102461203A (zh) * | 2009-06-09 | 2012-05-16 | 高通股份有限公司 | 用于对多信道信号进行基于相位的处理的系统、方法、设备及计算机可读媒体 |
CN103165137A (zh) * | 2011-12-19 | 2013-06-19 | 中国科学院声学研究所 | 一种非平稳噪声环境下传声器阵列的语音增强方法 |
CN104902418A (zh) * | 2014-03-07 | 2015-09-09 | 奥迪康有限公司 | 用于估计目标和噪声谱方差的多传声器方法 |
CN104981866A (zh) * | 2013-01-04 | 2015-10-14 | 华为技术有限公司 | 用于确定立体声信号的方法 |
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2016
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CN102461203A (zh) * | 2009-06-09 | 2012-05-16 | 高通股份有限公司 | 用于对多信道信号进行基于相位的处理的系统、方法、设备及计算机可读媒体 |
CN103165137A (zh) * | 2011-12-19 | 2013-06-19 | 中国科学院声学研究所 | 一种非平稳噪声环境下传声器阵列的语音增强方法 |
CN104981866A (zh) * | 2013-01-04 | 2015-10-14 | 华为技术有限公司 | 用于确定立体声信号的方法 |
CN104902418A (zh) * | 2014-03-07 | 2015-09-09 | 奥迪康有限公司 | 用于估计目标和噪声谱方差的多传声器方法 |
Non-Patent Citations (6)
Title |
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HAO CHEN: "A prior knowledge-based noise reduction method with dual microphones", 《2013 ASIA-PACIFIC SIGNAL AND INFORMATION PROCESSING ASSOCIATION ANNUAL SUMMIT AND CONFERENCE》 * |
HAO CHEN: "An improved phase-error based dual-microphone noise reduction method", 《2012 IEEE 11TH INTERNATIONAL CONFERENCE ON SIGNAL PROCESSING》 * |
KYUHONG KIM: "Dual channel noise reduction method using phase difference-based spectral amplitude estimation", 《2010 IEEE INTERNATIONAL CONFERENCE ON ACOUSTICS, SPEECH AND SIGNAL PROCESSING》 * |
袁榕嵘: "结合相位差和谱减法的双传声器语音增强技术", 《电声技术》 * |
陈浩: "双麦克风噪声消除的高斯混合模型法", 《信号处理》 * |
马晓红: "基于信号相位差和后置滤波的语音增强方法", 《电子学报》 * |
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105825864A (zh) * | 2016-05-19 | 2016-08-03 | 南京奇音石信息技术有限公司 | 基于过零率指标的双端说话检测与回声消除方法 |
CN105825864B (zh) * | 2016-05-19 | 2019-10-25 | 深圳永顺智信息科技有限公司 | 基于过零率指标的双端说话检测与回声消除方法 |
CN110036441A (zh) * | 2016-12-16 | 2019-07-19 | 日本电信电话株式会社 | 目标音强调装置、噪音估计用参数学习装置、目标音强调方法、噪音估计用参数学习方法、程序 |
CN110036441B (zh) * | 2016-12-16 | 2023-02-17 | 日本电信电话株式会社 | 目标音强调装置及方法、噪音估计用参数学习装置及方法、记录介质 |
CN107818366A (zh) * | 2017-10-25 | 2018-03-20 | 成都力创昆仑网络科技有限公司 | 一种基于卷积神经网络的肺音分类方法、系统及用途 |
CN108962274A (zh) * | 2018-07-11 | 2018-12-07 | 会听声学科技(北京)有限公司 | 一种语音增强方法,装置及耳机 |
WO2021128670A1 (zh) * | 2019-12-26 | 2021-07-01 | 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 |
CN112201267A (zh) * | 2020-09-07 | 2021-01-08 | 北京达佳互联信息技术有限公司 | 一种音频处理方法、装置、电子设备及存储介质 |
CN113823315A (zh) * | 2021-09-30 | 2021-12-21 | 深圳万兴软件有限公司 | 降风噪方法、装置、双麦克风设备及存储介质 |
CN113823315B (zh) * | 2021-09-30 | 2024-02-13 | 深圳万兴软件有限公司 | 降风噪方法、装置、双麦克风设备及存储介质 |
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Inventor after: Cai Ganglin Inventor before: Tang Ming |
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Effective date of registration: 20170811 Address after: 518109 Guangdong city of Shenzhen province Longhua Dalang District Dragon Peak three road Jinhua building 1811-1812 Applicant after: SHENZHEN YONSZ INFORMATION TECHNOLOGY CO.,LTD. Address before: Dong Qi Road in Jiangning District of Nanjing City, Jiangsu Province, No. 33 B block 211100 Applicant before: Nanjing fast fire Mdt InfoTech Ltd. |
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Effective date of registration: 20221128 Address after: 2C1, Plant 2, Baimenqian Industrial Zone, No. 215, Busha Road, Nanlong Community, Nanwan Street, Longgang District, Shenzhen, Guangdong 518000 Patentee after: Shenzhen Yajin Smart Technology Co.,Ltd. Address before: 518109 1811-1812, Jinhua building, Longfeng Third Road, Dalang street, Longhua District, Shenzhen City, Guangdong Province Patentee before: SHENZHEN YONSZ INFORMATION TECHNOLOGY CO.,LTD. |