JP7739255B2 - オーディオストリーム内のメタデータのコーディングのためならびに柔軟なオブジェクト内およびオブジェクト間のビットレートの適応のための方法およびシステム - Google Patents

オーディオストリーム内のメタデータのコーディングのためならびに柔軟なオブジェクト内およびオブジェクト間のビットレートの適応のための方法およびシステム

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JP7739255B2
JP7739255B2 JP2022500960A JP2022500960A JP7739255B2 JP 7739255 B2 JP7739255 B2 JP 7739255B2 JP 2022500960 A JP2022500960 A JP 2022500960A JP 2022500960 A JP2022500960 A JP 2022500960A JP 7739255 B2 JP7739255 B2 JP 7739255B2
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parameter
frame
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ヴァクラヴ・エクスラー
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ヴォイスエイジ・コーポレーション
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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
    • G10L19/002—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
    • 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)
JP2022500960A 2019-07-08 2020-07-07 オーディオストリーム内のメタデータのコーディングのためならびに柔軟なオブジェクト内およびオブジェクト間のビットレートの適応のための方法およびシステム Active JP7739255B2 (ja)

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JP2025116659A JP2025133926A (ja) 2019-07-08 2025-07-10 オーディオストリーム内のメタデータのコーディングのためならびに柔軟なオブジェクト内およびオブジェクト間のビットレートの適応のための方法およびシステム

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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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JP2022500962A Active JP7699095B2 (ja) 2019-07-08 2020-07-07 オーディオストリーム内のメタデータのコーディングのためおよびオーディオストリームのコーディングへの効率的なビットレートの割り当てのための方法およびシステム
JP2025116659A Pending JP2025133926A (ja) 2019-07-08 2025-07-10 オーディオストリーム内のメタデータのコーディングのためならびに柔軟なオブジェクト内およびオブジェクト間のビットレートの適応のための方法およびシステム

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JP2025116659A Pending JP2025133926A (ja) 2019-07-08 2025-07-10 オーディオストリーム内のメタデータのコーディングのためならびに柔軟なオブジェクト内およびオブジェクト間のビットレートの適応のための方法およびシステム

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EP (2) EP3997697B1 (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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EP4421804A4 (en) * 2021-10-21 2024-10-30 Beijing Xiaomi Mobile Software Co., Ltd. METHOD AND DEVICE FOR SIGNAL CODING AND DECODING AS WELL AS CODING DEVICE, DECODING DEVICE AND STORAGE MEDIUM
EP4428857A4 (en) * 2021-11-02 2024-10-30 Beijing Xiaomi Mobile Software Co., Ltd. METHOD AND DEVICE FOR SIGNAL CODING AND DECODING AS WELL AS USER DEVICE, NETWORK-SIDE DEVICE AND STORAGE MEDIUM
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BR112021026678A2 (pt) 2022-02-15
MX2021015660A (es) 2022-02-03
JP2022539884A (ja) 2022-09-13
CA3145047A1 (en) 2021-01-14
BR112021025420A2 (pt) 2022-02-01
KR20220034102A (ko) 2022-03-17
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
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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