CN110619891B - 音频信号区分器和编码器 - Google Patents

音频信号区分器和编码器 Download PDF

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CN110619891B
CN110619891B CN201910918149.0A CN201910918149A CN110619891B CN 110619891 B CN110619891 B CN 110619891B CN 201910918149 A CN201910918149 A CN 201910918149A CN 110619891 B CN110619891 B CN 110619891B
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audio signal
peak
spectral
coefficients
average distance
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CN110619891A (zh
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艾力克·诺维尔
沃洛佳·格兰恰诺夫
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Telefonaktiebolaget LM Ericsson AB
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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
    • G10L19/04—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
    • G10L19/22—Mode decision, i.e. based on audio signal content versus external 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
    • 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
    • G10L19/06—Determination or coding of the spectral characteristics, e.g. of the short-term prediction coefficients
    • 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
    • G10L19/167—Audio streaming, i.e. formatting and decoding of an encoded audio signal representation into a data stream for transmission or storage purposes
    • 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
    • G10L25/48—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 specially adapted for particular use
    • G10L25/51—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 specially adapted for particular use for comparison or discrimination
    • 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
    • G10L25/81—Detection of presence or absence of voice signals for discriminating voice from music
    • 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
    • G10L19/20—Vocoders using multiple modes using sound class specific coding, hybrid encoders or object based coding
    • 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
    • G10L25/18—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters the extracted parameters being spectral information of each sub-band

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
CN201910918149.0A 2014-05-08 2015-05-07 音频信号区分器和编码器 Active CN110619891B (zh)

Applications Claiming Priority (4)

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US201461990354P 2014-05-08 2014-05-08
US61/990,354 2014-05-08
CN201580023968.9A CN106463141B (zh) 2014-05-08 2015-05-07 音频信号区分器和编码器
PCT/SE2015/050503 WO2015171061A1 (en) 2014-05-08 2015-05-07 Audio signal discriminator and coder

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CN110619891B true CN110619891B (zh) 2023-01-17

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CN201910919030.5A Active CN110619892B (zh) 2014-05-08 2015-05-07 音频信号区分器和编码器
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US (3) US9620138B2 (https=)
EP (3) EP3594948B1 (https=)
CN (3) CN110619891B (https=)
BR (1) BR112016025850B1 (https=)
DK (2) DK3379535T3 (https=)
ES (3) ES2690577T3 (https=)
HU (1) HUE046477T2 (https=)
MX (2) MX356883B (https=)
MY (1) MY182165A (https=)
PL (2) PL3140831T3 (https=)
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MY176776A (en) 2013-10-18 2020-08-21 Ericsson Telefon Ab L M Coding and decoding of spectral peak positions
CN110619891B (zh) * 2014-05-08 2023-01-17 瑞典爱立信有限公司 音频信号区分器和编码器
CN112992164B (zh) * 2014-07-28 2024-12-06 日本电信电话株式会社 编码方法、装置、程序产品以及记录介质
CN110211580B (zh) * 2019-05-15 2021-07-16 海尔优家智能科技（北京）有限公司 多智能设备应答方法、装置、系统及存储介质
CA3184152A1 (en) * 2020-06-30 2022-01-06 Rivarol VERGIN Cumulative average spectral entropy analysis for tone and speech classification
CN113890492B (zh) * 2021-10-09 2025-07-18 深圳市创成微电子有限公司 音频功率放大器的供电电压控制方法、控制器和音频设备
US20250201255A1 (en) * 2023-12-13 2025-06-19 Qualcomm Incorporated Content-based switchable audio codec

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MX2018007257A (es) 2022-08-25
US20160086615A1 (en) 2016-03-24
HUE046477T2 (hu) 2020-03-30
EP3140831A1 (en) 2017-03-15
EP3140831B1 (en) 2018-07-11
CN106463141B (zh) 2019-11-01
MY182165A (en) 2021-01-18
EP3594948A1 (en) 2020-01-15
PL3140831T3 (pl) 2018-12-31
BR112016025850B1 (pt) 2022-08-16
MX2016014534A (es) 2017-02-20
MX356883B (es) 2018-06-19
DK3140831T3 (en) 2018-10-15
CN106463141A (zh) 2017-02-22
CN110619892B (zh) 2023-04-11
ES2763280T3 (es) 2020-05-27
WO2015171061A1 (en) 2015-11-12
US9620138B2 (en) 2017-04-11
US20190198032A1 (en) 2019-06-27
US20170178660A1 (en) 2017-06-22
PL3594948T3 (pl) 2021-08-30
DK3379535T3 (da) 2019-12-16
CN110619892A (zh) 2019-12-27
ES2874757T3 (es) 2021-11-05
US10984812B2 (en) 2021-04-20
ES2690577T3 (es) 2018-11-21
EP3594948B1 (en) 2021-03-03
EP3379535B1 (en) 2019-09-18
BR112016025850A2 (https=) 2017-08-15
EP3379535A1 (en) 2018-09-26
CN110619891A (zh) 2019-12-27
US10242687B2 (en) 2019-03-26

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