CN110767245B - 基于s型函数的语音通信自适应回声消除方法 - Google Patents
基于s型函数的语音通信自适应回声消除方法 Download PDFInfo
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- CN110767245B CN110767245B CN201911043486.6A CN201911043486A CN110767245B CN 110767245 B CN110767245 B CN 110767245B CN 201911043486 A CN201911043486 A CN 201911043486A CN 110767245 B CN110767245 B CN 110767245B
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- 238000000034 method Methods 0.000 title claims abstract description 37
- 238000004891 communication Methods 0.000 title claims abstract description 13
- 241000659073 Achaea echo Species 0.000 claims abstract description 4
- 230000003044 adaptive effect Effects 0.000 claims description 19
- 238000005070 sampling Methods 0.000 claims description 7
- 235000009508 confectionery Nutrition 0.000 claims description 3
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- 238000004088 simulation Methods 0.000 description 16
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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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- Computational Linguistics (AREA)
- Quality & Reliability (AREA)
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- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
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- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
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CN111899751B (zh) * | 2020-08-04 | 2022-04-22 | 西南交通大学 | 抗饱和失真的广义混合范数自适应回声消除方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103716013A (zh) * | 2014-01-14 | 2014-04-09 | 苏州大学 | 变参数比例自适应滤波器 |
CN107071195A (zh) * | 2017-03-21 | 2017-08-18 | 西南交通大学 | 基于一范数零吸引的指数函数回声消除方法 |
US10115411B1 (en) * | 2017-11-27 | 2018-10-30 | Amazon Technologies, Inc. | Methods for suppressing residual echo |
CN109754813A (zh) * | 2019-03-26 | 2019-05-14 | 南京时保联信息科技有限公司 | 基于快速收敛特性的变步长回声消除方法 |
Family Cites Families (5)
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KR100480789B1 (ko) * | 2003-01-17 | 2005-04-06 | 삼성전자주식회사 | 피드백 구조를 이용한 적응적 빔 형성방법 및 장치 |
JP5430990B2 (ja) * | 2009-03-25 | 2014-03-05 | 株式会社東芝 | 信号処理方法、装置及びプログラム |
DK3155618T3 (da) * | 2014-06-13 | 2022-07-04 | Oticon As | Flerbånds støjreduktionssystem og metodologi til digitale audiosignaler |
US10127919B2 (en) * | 2014-11-12 | 2018-11-13 | Cirrus Logic, Inc. | Determining noise and sound power level differences between primary and reference channels |
CN108696312A (zh) * | 2017-04-07 | 2018-10-23 | 光子瑞利科技(北京)有限公司 | 基于背向瑞利散射的光纤监听语音增强技术 |
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Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103716013A (zh) * | 2014-01-14 | 2014-04-09 | 苏州大学 | 变参数比例自适应滤波器 |
CN107071195A (zh) * | 2017-03-21 | 2017-08-18 | 西南交通大学 | 基于一范数零吸引的指数函数回声消除方法 |
US10115411B1 (en) * | 2017-11-27 | 2018-10-30 | Amazon Technologies, Inc. | Methods for suppressing residual echo |
CN109754813A (zh) * | 2019-03-26 | 2019-05-14 | 南京时保联信息科技有限公司 | 基于快速收敛特性的变步长回声消除方法 |
Non-Patent Citations (2)
Title |
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Fuyi Huang 等.A family of robust adaptive Þltering algorithms based on sigmoid cost.《Signal Processing》.2018,2-10页. * |
Variable step size LMS algorithm based on modified Sigmoid function;Yong Chen 等;《2014 International Conference on Audio, Language and Image Processing》;20140709;627-630页 * |
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