JP2023024295A - 動的音声強調のための方法及びシステム - Google Patents

動的音声強調のための方法及びシステム Download PDF

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Publication number
JP2023024295A
JP2023024295A JP2022110199A JP2022110199A JP2023024295A JP 2023024295 A JP2023024295 A JP 2023024295A JP 2022110199 A JP2022110199 A JP 2022110199A JP 2022110199 A JP2022110199 A JP 2022110199A JP 2023024295 A JP2023024295 A JP 2023024295A
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JP
Japan
Prior art keywords
source input
gain control
channel
control parameter
signal processing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP2022110199A
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English (en)
Japanese (ja)
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JP2023024295A5 (https=
Inventor
シー シャオ－フー
Shao-Fu Shih
ジャンウェン ジェン
jian wen Zheng
イー シャオ
Yi Xiao
エヴィン ジャオ
Jiao Evin
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Harman International Industries Inc
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Harman International Industries Inc
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Filing date
Publication date
Application filed by Harman International Industries Inc filed Critical Harman International Industries Inc
Publication of JP2023024295A publication Critical patent/JP2023024295A/ja
Publication of JP2023024295A5 publication Critical patent/JP2023024295A5/ja
Pending legal-status Critical Current

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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
    • G10L21/0316—Speech enhancement, e.g. noise reduction or echo cancellation by changing the amplitude
    • G10L21/0364—Speech enhancement, e.g. noise reduction or echo cancellation by changing the amplitude for improving intelligibility
    • 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
    • G10L21/0316—Speech enhancement, e.g. noise reduction or echo cancellation by changing the amplitude
    • G10L21/0324—Details of processing therefor
    • G10L21/034—Automatic adjustment
    • 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
    • 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
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/03—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters
    • 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
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/78—Detection of presence or absence of voice signals
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3005—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S1/00—Two-channel systems
    • H04S1/007—Two-channel systems in which the audio signals are in digital form
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H04S3/008—Systems employing more than two channels, e.g. quadraphonic in which the audio signals are in digital form, i.e. employing more than two discrete digital channels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R2430/00—Signal processing covered by H04R, not provided for in its groups
    • H04R2430/01—Aspects of volume control, not necessarily automatic, in sound systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
    • H04S2400/01—Multi-channel, i.e. more than two input channels, sound reproduction with two speakers wherein the multi-channel information is substantially preserved
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
    • H04S2400/05—Generation or adaptation of centre channel in multi-channel audio systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
    • H04S2400/13—Aspects of volume control, not necessarily automatic, in stereophonic sound systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Quality & Reliability (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Stereophonic System (AREA)
JP2022110199A 2021-08-05 2022-07-08 動的音声強調のための方法及びシステム Pending JP2023024295A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202110895493.XA CN115881146A (zh) 2021-08-05 2021-08-05 用于动态语音增强的方法及系统
CN202110895493.X 2021-08-05

Publications (2)

Publication Number Publication Date
JP2023024295A true JP2023024295A (ja) 2023-02-16
JP2023024295A5 JP2023024295A5 (https=) 2025-07-14

Family

ID=82608415

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022110199A Pending JP2023024295A (ja) 2021-08-05 2022-07-08 動的音声強調のための方法及びシステム

Country Status (5)

Country Link
US (1) US20230040743A1 (https=)
EP (1) EP4131265B1 (https=)
JP (1) JP2023024295A (https=)
KR (1) KR20230021580A (https=)
CN (1) CN115881146A (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116701921B (zh) * 2023-08-08 2023-10-20 电子科技大学 多通道时序信号自适应抑噪电路
CN119889331A (zh) * 2023-10-24 2025-04-25 哈曼国际工业有限公司 智能动态语音增强的方法及系统

Citations (8)

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JP2001237920A (ja) * 2000-02-23 2001-08-31 Hitachi Kokusai Electric Inc 入力レベル調整回路
JP2009163118A (ja) * 2008-01-09 2009-07-23 Alpine Electronics Inc 音声再生方法およびマルチプロセスシステム
JP2010539792A (ja) * 2007-09-12 2010-12-16 ドルビー・ラボラトリーズ・ライセンシング・コーポレーション スピーチ増強
JP2011518520A (ja) * 2008-04-18 2011-06-23 ドルビー・ラボラトリーズ・ライセンシング・コーポレーション サラウンド体験に対する影響を最小限にしてマルチチャンネルオーディオにおけるスピーチの聴覚性を維持するための方法及び装置
JP2012120052A (ja) * 2010-12-02 2012-06-21 Fujitsu Ten Ltd 相関低減方法、音声信号変換装置および音響再生装置
WO2013038451A1 (ja) * 2011-09-15 2013-03-21 三菱電機株式会社 ダイナミックレンジ制御装置
WO2013118192A1 (ja) * 2012-02-10 2013-08-15 三菱電機株式会社 雑音抑圧装置
US9324337B2 (en) * 2009-11-17 2016-04-26 Dolby Laboratories Licensing Corporation Method and system for dialog enhancement

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FI20045315L (fi) * 2004-08-30 2006-03-01 Nokia Corp Ääniaktiivisuuden havaitseminen äänisignaalissa
US7464029B2 (en) * 2005-07-22 2008-12-09 Qualcomm Incorporated Robust separation of speech signals in a noisy environment
US8856049B2 (en) * 2008-03-26 2014-10-07 Nokia Corporation Audio signal classification by shape parameter estimation for a plurality of audio signal samples
EP2107553B1 (en) * 2008-03-31 2011-05-18 Harman Becker Automotive Systems GmbH Method for determining barge-in
US8831936B2 (en) * 2008-05-29 2014-09-09 Qualcomm Incorporated Systems, methods, apparatus, and computer program products for speech signal processing using spectral contrast enhancement
US8503694B2 (en) * 2008-06-24 2013-08-06 Microsoft Corporation Sound capture system for devices with two microphones
US20110058676A1 (en) * 2009-09-07 2011-03-10 Qualcomm Incorporated Systems, methods, apparatus, and computer-readable media for dereverberation of multichannel signal
TWI459828B (zh) * 2010-03-08 2014-11-01 Dolby Lab Licensing Corp 在多頻道音訊中決定語音相關頻道的音量降低比例的方法及系統
US8989403B2 (en) * 2010-03-09 2015-03-24 Mitsubishi Electric Corporation Noise suppression device
US8744091B2 (en) * 2010-11-12 2014-06-03 Apple Inc. Intelligibility control using ambient noise detection
WO2013184520A1 (en) * 2012-06-04 2013-12-12 Stone Troy Christopher Methods and systems for identifying content types
WO2014043024A1 (en) * 2012-09-17 2014-03-20 Dolby Laboratories Licensing Corporation Long term monitoring of transmission and voice activity patterns for regulating gain control
US10546593B2 (en) * 2017-12-04 2020-01-28 Apple Inc. Deep learning driven multi-channel filtering for speech enhancement
US11164592B1 (en) * 2019-05-09 2021-11-02 Amazon Technologies, Inc. Responsive automatic gain control

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Publication number Priority date Publication date Assignee Title
JP2001237920A (ja) * 2000-02-23 2001-08-31 Hitachi Kokusai Electric Inc 入力レベル調整回路
JP2010539792A (ja) * 2007-09-12 2010-12-16 ドルビー・ラボラトリーズ・ライセンシング・コーポレーション スピーチ増強
JP2009163118A (ja) * 2008-01-09 2009-07-23 Alpine Electronics Inc 音声再生方法およびマルチプロセスシステム
JP2011518520A (ja) * 2008-04-18 2011-06-23 ドルビー・ラボラトリーズ・ライセンシング・コーポレーション サラウンド体験に対する影響を最小限にしてマルチチャンネルオーディオにおけるスピーチの聴覚性を維持するための方法及び装置
US9324337B2 (en) * 2009-11-17 2016-04-26 Dolby Laboratories Licensing Corporation Method and system for dialog enhancement
JP2012120052A (ja) * 2010-12-02 2012-06-21 Fujitsu Ten Ltd 相関低減方法、音声信号変換装置および音響再生装置
WO2013038451A1 (ja) * 2011-09-15 2013-03-21 三菱電機株式会社 ダイナミックレンジ制御装置
WO2013118192A1 (ja) * 2012-02-10 2013-08-15 三菱電機株式会社 雑音抑圧装置

Also Published As

Publication number Publication date
KR20230021580A (ko) 2023-02-14
EP4131265A3 (en) 2023-04-19
EP4131265A2 (en) 2023-02-08
US20230040743A1 (en) 2023-02-09
EP4131265B1 (en) 2025-06-11
CN115881146A (zh) 2023-03-31

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