CN110767245A - 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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- 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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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111899751A (zh) * | 2020-08-04 | 2020-11-06 | 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 |
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EP1439526A2 (en) * | 2003-01-17 | 2004-07-21 | Samsung Electronics Co., Ltd. | Adaptive beamforming method and apparatus using feedback structure |
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WO2016077547A1 (en) * | 2014-11-12 | 2016-05-19 | Cypher, Llc | Determining noise and sound power level differences between primary and reference channels |
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 |
US20180277139A1 (en) * | 2014-06-13 | 2018-09-27 | Retune DSP ApS | Multi-band noise reduction system and methodology for digital audio signals |
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 |
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 |
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- 2019-10-30 CN CN201911043486.6A patent/CN110767245B/zh active Active
Patent Citations (9)
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EP1439526A2 (en) * | 2003-01-17 | 2004-07-21 | Samsung Electronics Co., Ltd. | Adaptive beamforming method and apparatus using feedback structure |
WO2010110071A1 (ja) * | 2009-03-25 | 2010-09-30 | 株式会社 東芝 | 信号処理方法、装置及びプログラム |
CN103716013A (zh) * | 2014-01-14 | 2014-04-09 | 苏州大学 | 变参数比例自适应滤波器 |
US20180277139A1 (en) * | 2014-06-13 | 2018-09-27 | Retune DSP ApS | Multi-band noise reduction system and methodology for digital audio signals |
WO2016077547A1 (en) * | 2014-11-12 | 2016-05-19 | Cypher, Llc | Determining noise and sound power level differences between primary and reference channels |
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 |
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 |
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 (3)
Title |
---|
FUYI HUANG 等: "A family of robust adaptive Þltering algorithms based on sigmoid cost", 《SIGNAL PROCESSING》 * |
YONG CHEN 等: "Variable step size LMS algorithm based on modified Sigmoid function", 《2014 INTERNATIONAL CONFERENCE ON AUDIO, LANGUAGE AND IMAGE PROCESSING》 * |
文昊翔: "面向实时通信系统的自适应回声消除算法研究", 《万方》 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111899751A (zh) * | 2020-08-04 | 2020-11-06 | 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 |
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 |
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