KR101680953B1 - 인지 오디오 코덱들에서의 고조파 신호들에 대한 위상 코히어런스 제어 - Google Patents

인지 오디오 코덱들에서의 고조파 신호들에 대한 위상 코히어런스 제어 Download PDF

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KR101680953B1
KR101680953B1 KR1020147027477A KR20147027477A KR101680953B1 KR 101680953 B1 KR101680953 B1 KR 101680953B1 KR 1020147027477 A KR1020147027477 A KR 1020147027477A KR 20147027477 A KR20147027477 A KR 20147027477A KR 101680953 B1 KR101680953 B1 KR 101680953B1
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audio signal
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phase
decoder
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KR20140130225A (ko
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사스카 디쉬
유에르겐 헤레
베른드 에들러
프레데리크 나겔
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프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베.
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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
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/02—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders
    • 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
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • 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
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/04—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
    • G10L19/16—Vocoder architecture
    • G10L19/18—Vocoders using multiple modes
    • G10L19/24—Variable rate codecs, e.g. for generating different qualities using a scalable representation such as hierarchical encoding or layered encoding
    • 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
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/04—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
    • G10L19/26—Pre-filtering or post-filtering
    • 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
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/02—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders
    • G10L19/0204—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders using subband decomposition
    • 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
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/02—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders
    • G10L19/0212—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders using orthogonal transformation

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KR1020147027477A 2012-02-27 2013-02-26 인지 오디오 코덱들에서의 고조파 신호들에 대한 위상 코히어런스 제어 Active KR101680953B1 (ko)

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US201261603773P 2012-02-27 2012-02-27
US61/603,773 2012-02-27
EP12178265.0 2012-07-27
EP12178265.0A EP2631906A1 (en) 2012-02-27 2012-07-27 Phase coherence control for harmonic signals in perceptual audio codecs
PCT/EP2013/053831 WO2013127801A1 (en) 2012-02-27 2013-02-26 Phase coherence control for harmonic signals in perceptual audio codecs

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KR20140130225A KR20140130225A (ko) 2014-11-07
KR101680953B1 true KR101680953B1 (ko) 2016-12-12

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KR (1) KR101680953B1 (https=)
CN (1) CN104170009B (https=)
AU (1) AU2013225076B2 (https=)
BR (1) BR112014021054B1 (https=)
CA (1) CA2865651C (https=)
ES (1) ES2673319T3 (https=)
IN (1) IN2014KN01766A (https=)
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KR20160087827A (ko) * 2013-11-22 2016-07-22 퀄컴 인코포레이티드 고대역 코딩에서의 선택적 위상 보상
EP2963648A1 (en) 2014-07-01 2016-01-06 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio processor and method for processing an audio signal using vertical phase correction
CA2976864C (en) 2015-02-26 2020-07-14 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Apparatus and method for processing an audio signal to obtain a processed audio signal using a target time-domain envelope
TWI693594B (zh) * 2015-03-13 2020-05-11 瑞典商杜比國際公司 解碼具有增強頻譜帶複製元資料在至少一填充元素中的音訊位元流
WO2016046421A1 (en) * 2015-11-19 2016-03-31 Telefonaktiebolaget L M Ericsson (Publ) Method and apparatus for voiced speech detection
CN106653004B (zh) * 2016-12-26 2019-07-26 苏州大学 感知语谱规整耳蜗滤波系数的说话人识别特征提取方法
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KR20250130700A (ko) 2018-04-25 2025-09-02 돌비 인터네셔널 에이비 고주파 오디오 재구성 기술의 통합
CN110728970B (zh) * 2019-09-29 2022-02-25 东莞市中光通信科技有限公司 一种数字辅助隔音处理的方法及装置
US12347447B2 (en) 2019-12-05 2025-07-01 Dolby Laboratories Licensing Corporation Psychoacoustic model for audio processing
CN113990334B (zh) * 2021-10-28 2024-11-01 深圳市智创一切科技有限公司 用于语音编码的蓝牙音频的传送方法、系统和电子设备
EP4276824A1 (en) 2022-05-13 2023-11-15 Alta Voce Method for modifying an audio signal without phasiness
CN116486835B (zh) * 2023-05-31 2025-09-02 平安科技（深圳）有限公司 合成语音检测方法和系统、计算机设备、存储介质

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KR20140130225A (ko) 2014-11-07
IN2014KN01766A (https=) 2015-10-23
WO2013127801A1 (en) 2013-09-06
JP2015508911A (ja) 2015-03-23
CN104170009B (zh) 2017-02-22
EP2631906A1 (en) 2013-08-28
CA2865651C (en) 2017-05-02
JP5873936B2 (ja) 2016-03-01
MX2014010098A (es) 2014-09-16
RU2612584C2 (ru) 2017-03-09
EP2820647B1 (en) 2018-03-21
ES2673319T3 (es) 2018-06-21
EP2820647A1 (en) 2015-01-07
BR112014021054B1 (pt) 2022-04-26
US10818304B2 (en) 2020-10-27
CA2865651A1 (en) 2013-09-06
TR201808452T4 (tr) 2018-07-23
MX338526B (es) 2016-04-20
BR112014021054A2 (pt) 2021-05-25
CN104170009A (zh) 2014-11-26
AU2013225076B2 (en) 2016-04-21
AU2013225076A1 (en) 2014-09-04
RU2014138820A (ru) 2016-04-20
US20140372131A1 (en) 2014-12-18

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