CN112309364A - 一种dsp多通道降啸叫处理的实现方法及系统和芯片 - Google Patents
一种dsp多通道降啸叫处理的实现方法及系统和芯片 Download PDFInfo
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- CN112309364A CN112309364A CN202011217707.XA CN202011217707A CN112309364A CN 112309364 A CN112309364 A CN 112309364A CN 202011217707 A CN202011217707 A CN 202011217707A CN 112309364 A CN112309364 A CN 112309364A
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- 238000012545 processing Methods 0.000 title claims abstract description 70
- 238000000034 method Methods 0.000 title claims abstract description 44
- 230000009467 reduction Effects 0.000 title claims abstract description 18
- 238000001514 detection method Methods 0.000 claims abstract description 32
- 238000010183 spectrum analysis Methods 0.000 claims abstract description 15
- 238000004891 communication Methods 0.000 claims abstract description 10
- 230000004044 response Effects 0.000 claims abstract description 6
- 238000012360 testing method Methods 0.000 claims abstract description 4
- 230000008569 process Effects 0.000 claims description 9
- 238000003672 processing method Methods 0.000 claims description 3
- 230000005236 sound signal Effects 0.000 description 7
- 230000006870 function Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
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- 238000012986 modification Methods 0.000 description 2
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- 238000004458 analytical method Methods 0.000 description 1
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- 230000008447 perception Effects 0.000 description 1
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- 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
- G10K11/17813—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 acoustic paths, e.g. estimating, calibrating or testing of transfer functions or cross-terms
- G10K11/17819—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 acoustic paths, e.g. estimating, calibrating or testing of transfer functions or cross-terms between the output signals and the reference signals, e.g. to prevent howling
-
- 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
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- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Computational Linguistics (AREA)
- Quality & Reliability (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Circuit For Audible Band Transducer (AREA)
Abstract
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CN202011217707.XA CN112309364B (zh) | 2020-11-04 | 一种dsp多通道降啸叫处理的实现方法及系统和芯片 |
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CN202011217707.XA CN112309364B (zh) | 2020-11-04 | 一种dsp多通道降啸叫处理的实现方法及系统和芯片 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113470669A (zh) * | 2021-05-26 | 2021-10-01 | 广州市迪士普音响科技有限公司 | 一种数字音频处理方法及系统 |
CN115881080A (zh) * | 2023-03-02 | 2023-03-31 | 全时云商务服务股份有限公司 | 一种语音通信系统中的声反馈处理方法及装置 |
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JP2005012708A (ja) * | 2003-06-20 | 2005-01-13 | Victor Co Of Japan Ltd | ハウリング防止装置 |
EP2490218A1 (en) * | 2011-02-18 | 2012-08-22 | Svox AG | Method for interference suppression |
CN102740214A (zh) * | 2011-04-01 | 2012-10-17 | 中国科学院声学研究所 | 一种基于反馈信号频谱估计的啸叫抑制方法 |
CN103701551A (zh) * | 2013-12-17 | 2014-04-02 | 深圳市东微智能科技有限公司 | 一种多通道数字调音台及其信号处理方法 |
JP2015015561A (ja) * | 2013-07-04 | 2015-01-22 | ヤマハ株式会社 | ハウリング抑制装置 |
CN105228056A (zh) * | 2015-10-21 | 2016-01-06 | 西安航空学院 | 一种消除麦克风啸叫的方法及系统 |
CN109147811A (zh) * | 2018-08-03 | 2019-01-04 | 无锡壹人灯科技发展有限公司 | 一种使用单麦实现混响消除及啸叫抑制的音频系统 |
KR101926817B1 (ko) * | 2018-05-17 | 2019-03-07 | 주식회사 지에스씨 | 하울링 및 소음제거기능을 구비한 페이지 폰 |
CN109637552A (zh) * | 2018-11-29 | 2019-04-16 | 河北远东通信系统工程有限公司 | 一种抑制音频设备啸叫的语音处理方法 |
CN109803218A (zh) * | 2019-01-22 | 2019-05-24 | 北京雷石天地电子技术有限公司 | 扬声器声场均衡自动校准方法及装置 |
CN110430492A (zh) * | 2019-08-07 | 2019-11-08 | 王家春 | 一种智能语音交互语音控制的无线麦克风系统及其实现方法 |
CN111583949A (zh) * | 2020-04-10 | 2020-08-25 | 南京拓灵智能科技有限公司 | 啸叫抑制的方法、装置和设备 |
Patent Citations (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005012708A (ja) * | 2003-06-20 | 2005-01-13 | Victor Co Of Japan Ltd | ハウリング防止装置 |
EP2490218A1 (en) * | 2011-02-18 | 2012-08-22 | Svox AG | Method for interference suppression |
CN102740214A (zh) * | 2011-04-01 | 2012-10-17 | 中国科学院声学研究所 | 一种基于反馈信号频谱估计的啸叫抑制方法 |
JP2015015561A (ja) * | 2013-07-04 | 2015-01-22 | ヤマハ株式会社 | ハウリング抑制装置 |
CN103701551A (zh) * | 2013-12-17 | 2014-04-02 | 深圳市东微智能科技有限公司 | 一种多通道数字调音台及其信号处理方法 |
CN105228056A (zh) * | 2015-10-21 | 2016-01-06 | 西安航空学院 | 一种消除麦克风啸叫的方法及系统 |
KR101926817B1 (ko) * | 2018-05-17 | 2019-03-07 | 주식회사 지에스씨 | 하울링 및 소음제거기능을 구비한 페이지 폰 |
CN109147811A (zh) * | 2018-08-03 | 2019-01-04 | 无锡壹人灯科技发展有限公司 | 一种使用单麦实现混响消除及啸叫抑制的音频系统 |
CN109637552A (zh) * | 2018-11-29 | 2019-04-16 | 河北远东通信系统工程有限公司 | 一种抑制音频设备啸叫的语音处理方法 |
CN109803218A (zh) * | 2019-01-22 | 2019-05-24 | 北京雷石天地电子技术有限公司 | 扬声器声场均衡自动校准方法及装置 |
CN110430492A (zh) * | 2019-08-07 | 2019-11-08 | 王家春 | 一种智能语音交互语音控制的无线麦克风系统及其实现方法 |
CN111583949A (zh) * | 2020-04-10 | 2020-08-25 | 南京拓灵智能科技有限公司 | 啸叫抑制的方法、装置和设备 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113470669A (zh) * | 2021-05-26 | 2021-10-01 | 广州市迪士普音响科技有限公司 | 一种数字音频处理方法及系统 |
CN115881080A (zh) * | 2023-03-02 | 2023-03-31 | 全时云商务服务股份有限公司 | 一种语音通信系统中的声反馈处理方法及装置 |
CN115881080B (zh) * | 2023-03-02 | 2023-05-26 | 全时云商务服务股份有限公司 | 一种语音通信系统中的声反馈处理方法及装置 |
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