KR20220034102A - 오디오 스트림에 있어서의 메타데이터를 코딩하고 가요성 객체간 및 객체내 비트레이트 적응화를 위한 방법 및 시스템 - Google Patents

오디오 스트림에 있어서의 메타데이터를 코딩하고 가요성 객체간 및 객체내 비트레이트 적응화를 위한 방법 및 시스템 Download PDF

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KR20220034102A
KR20220034102A KR1020227000308A KR20227000308A KR20220034102A KR 20220034102 A KR20220034102 A KR 20220034102A KR 1020227000308 A KR1020227000308 A KR 1020227000308A KR 20227000308 A KR20227000308 A KR 20227000308A KR 20220034102 A KR20220034102 A KR 20220034102A
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metadata
coding
audio
bit
parameter
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바츨라브 엑슬러
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보이세지 코포레이션
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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
    • G10L19/167—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
    • G10L19/002—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
    • 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
    • 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

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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)
  • Mathematical Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
KR1020227000308A 2019-07-08 2020-07-07 오디오 스트림에 있어서의 메타데이터를 코딩하고 가요성 객체간 및 객체내 비트레이트 적응화를 위한 방법 및 시스템 Pending KR20220034102A (ko)

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US201962871253P 2019-07-08 2019-07-08
US62/871,253 2019-07-08
PCT/CA2020/050943 WO2021003569A1 (en) 2019-07-08 2020-07-07 Method and system for coding metadata in audio streams and for flexible intra-object and inter-object bitrate adaptation

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KR1020227000308A Pending KR20220034102A (ko) 2019-07-08 2020-07-07 오디오 스트림에 있어서의 메타데이터를 코딩하고 가요성 객체간 및 객체내 비트레이트 적응화를 위한 방법 및 시스템
KR1020227000309A Pending KR20220034103A (ko) 2019-07-08 2020-07-07 오디오 스트림에 있어서의 메타데이터를 코딩하고, 오디오 스트림 코딩에 효율적인 비트레이트 할당을 위한 방법 및 시스템

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EP (2) EP3997697B1 (https=)
JP (3) JP7739255B2 (https=)
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CN (2) CN114097028B (https=)
AU (2) AU2020310952A1 (https=)
BR (2) BR112021026678A2 (https=)
ES (1) ES3035091T3 (https=)
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MX2021015660A (es) 2022-02-03
JP2022539884A (ja) 2022-09-13
CA3145047A1 (en) 2021-01-14
BR112021025420A2 (pt) 2022-02-01
MX2021015476A (es) 2022-01-24
US20220319524A1 (en) 2022-10-06
JP2022539608A (ja) 2022-09-12
EP3997697A1 (en) 2022-05-18
WO2021003570A1 (en) 2021-01-14
WO2021003569A1 (en) 2021-01-14
JP7739255B2 (ja) 2025-09-16
AU2020310084A1 (en) 2022-01-20
US12154582B2 (en) 2024-11-26
CN114097028A (zh) 2022-02-25
CA3145045A1 (en) 2021-01-14
EP3997697B1 (en) 2025-05-28
CN114072874B (zh) 2025-10-17
EP3997698A1 (en) 2022-05-18
US12387734B2 (en) 2025-08-12
JP7699095B2 (ja) 2025-06-26
AU2020310084B2 (en) 2025-12-04
JP2025133926A (ja) 2025-09-11
EP3997697A4 (en) 2023-09-06
CN114097028B (zh) 2025-10-17
AU2020310952A1 (en) 2022-01-20
CN114072874A (zh) 2022-02-18
US20220238127A1 (en) 2022-07-28
ES3035091T3 (en) 2025-08-28
EP3997698A4 (en) 2023-07-19
KR20220034103A (ko) 2022-03-17

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