BR112021009667A2 - inteligência de mídia de dupla extremidade - Google Patents

inteligência de mídia de dupla extremidade Download PDF

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Publication number
BR112021009667A2
BR112021009667A2 BR112021009667-1A BR112021009667A BR112021009667A2 BR 112021009667 A2 BR112021009667 A2 BR 112021009667A2 BR 112021009667 A BR112021009667 A BR 112021009667A BR 112021009667 A2 BR112021009667 A2 BR 112021009667A2
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BR
Brazil
Prior art keywords
content
audio content
type
file
audio
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Application number
BR112021009667-1A
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English (en)
Portuguese (pt)
Inventor
Yanning Bai
Mark William GERRARD
Richard Han
Martin Wolters
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Dolby Laboratories Licensing Corporation
Dolby International Ab
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Application filed by Dolby Laboratories Licensing Corporation, Dolby International Ab filed Critical Dolby Laboratories Licensing Corporation
Publication of BR112021009667A2 publication Critical patent/BR112021009667A2/pt

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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
    • G10L19/008—Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
    • 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
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/60—Information retrieval; Database structures therefor; File system structures therefor of audio data
    • G06F16/65—Clustering; Classification
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/60—Information retrieval; Database structures therefor; File system structures therefor of audio data
    • G06F16/68—Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually
    • 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
    • G10L19/002—Dynamic bit allocation
    • 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
    • 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
    • G10L19/26—Pre-filtering or post-filtering

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Health & Medical Sciences (AREA)
  • Human Computer Interaction (AREA)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Computational Linguistics (AREA)
  • Theoretical Computer Science (AREA)
  • Data Mining & Analysis (AREA)
  • Databases & Information Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Library & Information Science (AREA)
  • Mathematical Physics (AREA)
  • Stereophonic System (AREA)
BR112021009667-1A 2018-12-13 2019-12-10 inteligência de mídia de dupla extremidade BR112021009667A2 (pt)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
CN2018120923 2018-12-13
CNPCT/CN2018/120923 2018-12-13
US201962792997P 2019-01-16 2019-01-16
US62/792,997 2019-01-16
EP19157080 2019-02-14
EP19157080.3 2019-02-14
PCT/US2019/065338 WO2020123424A1 (en) 2018-12-13 2019-12-10 Dual-ended media intelligence

Publications (1)

Publication Number Publication Date
BR112021009667A2 true BR112021009667A2 (pt) 2021-08-17

Family

ID=69104844

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112021009667-1A BR112021009667A2 (pt) 2018-12-13 2019-12-10 inteligência de mídia de dupla extremidade

Country Status (8)

Country Link
US (1) US12469500B2 (https=)
EP (1) EP3895164B1 (https=)
JP (2) JP7455836B2 (https=)
KR (1) KR20210102899A (https=)
CN (1) CN113168839B (https=)
BR (1) BR112021009667A2 (https=)
RU (1) RU2768224C1 (https=)
WO (1) WO2020123424A1 (https=)

Families Citing this family (4)

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CN116723438A (zh) * 2023-05-26 2023-09-08 三星电子（中国）研发中心 修正参数生成方法和装置

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Also Published As

Publication number Publication date
KR20210102899A (ko) 2021-08-20
EP3895164A1 (en) 2021-10-20
CN113168839B (zh) 2024-01-23
US20220059102A1 (en) 2022-02-24
US12469500B2 (en) 2025-11-11
RU2768224C1 (ru) 2022-03-23
EP3895164B1 (en) 2022-09-07
JP2022513184A (ja) 2022-02-07
JP2024081674A (ja) 2024-06-18
WO2020123424A1 (en) 2020-06-18
CN113168839A (zh) 2021-07-23
JP7455836B2 (ja) 2024-03-26

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