CN105794190B - 一种音频回声抑制器及音频回声抑制方法 - Google Patents

一种音频回声抑制器及音频回声抑制方法 Download PDF

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Publication number
CN105794190B
CN105794190B CN201480067624.3A CN201480067624A CN105794190B CN 105794190 B CN105794190 B CN 105794190B CN 201480067624 A CN201480067624 A CN 201480067624A CN 105794190 B CN105794190 B CN 105794190B
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signal
echo
audio
residual
subband
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CN105794190A (zh
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P.科奇奇安
C.P.詹塞
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Shenzhen Tcl Yunchuang Technology Co ltd
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Koninklijke Philips NV
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M9/00—Arrangements for interconnection not involving centralised switching
    • H04M9/08—Two-way loud-speaking telephone systems with means for conditioning the signal, e.g. for suppressing echoes for one or both directions of traffic
    • H04M9/085—Two-way loud-speaking telephone systems with means for conditioning the signal, e.g. for suppressing echoes for one or both directions of traffic using digital techniques
    • 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

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Telephone Function (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
CN201480067624.3A 2013-12-12 2014-11-05 一种音频回声抑制器及音频回声抑制方法 Active CN105794190B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP13196964.4 2013-12-12
EP13196964 2013-12-12
PCT/EP2014/073806 WO2015086229A1 (en) 2013-12-12 2014-11-05 Echo cancellation

Publications (2)

Publication Number Publication Date
CN105794190A CN105794190A (zh) 2016-07-20
CN105794190B true CN105794190B (zh) 2019-09-20

Family

ID=49882799

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CN201480067624.3A Active CN105794190B (zh) 2013-12-12 2014-11-05 一种音频回声抑制器及音频回声抑制方法

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US (1) US9800734B2 (enExample)
EP (1) EP3080975B1 (enExample)
JP (1) JP6243536B2 (enExample)
CN (1) CN105794190B (enExample)
WO (1) WO2015086229A1 (enExample)

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US10262677B2 (en) * 2015-09-02 2019-04-16 The University Of Rochester Systems and methods for removing reverberation from audio signals
KR101715198B1 (ko) * 2015-11-18 2017-03-10 광주과학기술원 가변 전력 예산을 이용한 음성 강화 방법
US10194241B2 (en) 2016-05-31 2019-01-29 Avago Technologies International Sales Pte. Limited System and method for loudspeaker protection
WO2018005979A1 (en) * 2016-06-30 2018-01-04 Google Llc Bi-magnitude processing framework for nonlinear echo cancellation in mobile devices
CN106454642B (zh) * 2016-09-23 2019-01-08 佛山科学技术学院 自适应子带音频反馈抑制方法
CN106911872B (zh) * 2017-02-21 2020-04-10 豪威科技(上海)有限公司 降低回声抵消残留的方法及设备
CN107026950B (zh) * 2017-05-04 2019-09-17 重庆第二师范学院 一种频域自适应回声消除方法
US10154148B1 (en) * 2017-08-03 2018-12-11 Polycom, Inc. Audio echo cancellation with robust double-talk detection in a conferencing environment
CN107888792B (zh) 2017-10-19 2019-09-17 浙江大华技术股份有限公司 一种回声消除方法、装置及系统
CN107910014B (zh) * 2017-11-23 2021-11-09 苏州科达科技股份有限公司 回声消除的测试方法、装置及测试设备
US10692515B2 (en) * 2018-04-17 2020-06-23 Fortemedia, Inc. Devices for acoustic echo cancellation and methods thereof
CN111145769A (zh) * 2018-11-02 2020-05-12 北京微播视界科技有限公司 音频处理方法和装置
CN109831733B (zh) * 2019-02-26 2020-11-24 北京百度网讯科技有限公司 音频播放性能的测试方法、装置、设备和存储介质
US10985951B2 (en) 2019-03-15 2021-04-20 The Research Foundation for the State University Integrating Volterra series model and deep neural networks to equalize nonlinear power amplifiers
CN110310654A (zh) * 2019-07-26 2019-10-08 歌尔科技有限公司 回声消除方法及装置、电子设备、可读存储介质
CN110956975B (zh) * 2019-12-06 2023-03-24 展讯通信（上海）有限公司 回声消除方法及装置
CN111798863B (zh) * 2020-06-24 2024-03-08 北京梧桐车联科技有限责任公司 消除回声的方法、装置、电子设备及可读存储介质
CN116941186A (zh) * 2021-03-16 2023-10-24 松下电器（美国）知识产权公司 回声抑制装置、回声抑制方法以及回声抑制程序
CN116405836B (zh) * 2023-06-08 2023-09-08 安徽声讯信息技术有限公司 一种基于互联网的麦克风调音方法及系统

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Also Published As

Publication number Publication date
JP2017502580A (ja) 2017-01-19
CN105794190A (zh) 2016-07-20
US9800734B2 (en) 2017-10-24
EP3080975A1 (en) 2016-10-19
WO2015086229A1 (en) 2015-06-18
US20160309042A1 (en) 2016-10-20
WO2015086229A9 (en) 2017-02-09
EP3080975B1 (en) 2017-07-12
JP6243536B2 (ja) 2017-12-06

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Address after: 7 / F, TCL communication technology building, F4, phase III, TCL International e city, No. 1001, Zhongshan Park Road, Xili street, Nanshan District, Shenzhen, Guangdong

Patentee after: Shenzhen TCL Yunchuang Technology Co.,Ltd.

Address before: Eindhoven, Netherlands

Patentee before: KONINKLIJKE PHILIPS N.V.