KR102852659B1 - 즉시 재생 프레임(ipf)의 생성, 전송 및 처리를 위한 방법, 장치 및 시스템 - Google Patents

즉시 재생 프레임(ipf)의 생성, 전송 및 처리를 위한 방법, 장치 및 시스템

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Publication number
KR102852659B1
KR102852659B1 KR1020217008181A KR20217008181A KR102852659B1 KR 102852659 B1 KR102852659 B1 KR 102852659B1 KR 1020217008181 A KR1020217008181 A KR 1020217008181A KR 20217008181 A KR20217008181 A KR 20217008181A KR 102852659 B1 KR102852659 B1 KR 102852659B1
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South Korea
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frame
audio
bitstream
frames
encoded
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English (en)
Korean (ko)
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KR20210043679A (ko
Inventor
크리스토프 페르쉬
다니엘 피셔
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돌비 인터네셔널 에이비
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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/16—Sound input; Sound output
    • G06F3/162—Interface to dedicated audio devices, e.g. audio drivers, interface to CODECs
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/16—Sound input; Sound output
    • G06F3/165—Management of the audio stream, e.g. setting of volume, audio stream path
    • 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
    • G10L19/173—Transcoding, i.e. converting between two coded representations avoiding cascaded coding-decoding

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computational Linguistics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
KR1020217008181A 2018-08-21 2019-08-20 즉시 재생 프레임(ipf)의 생성, 전송 및 처리를 위한 방법, 장치 및 시스템 Active KR102852659B1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020257028463A KR20250133478A (ko) 2018-08-21 2019-08-20 즉시 재생 프레임(ipf)의 생성, 전송 및 처리를 위한 방법, 장치 및 시스템

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201862720680P 2018-08-21 2018-08-21
US62/720,680 2018-08-21
PCT/EP2019/072258 WO2020038938A1 (en) 2018-08-21 2019-08-20 Methods, apparatus and systems for generation, transportation and processing of immediate playout frames (ipfs)

Related Child Applications (1)

Application Number Title Priority Date Filing Date
KR1020257028463A Division KR20250133478A (ko) 2018-08-21 2019-08-20 즉시 재생 프레임(ipf)의 생성, 전송 및 처리를 위한 방법, 장치 및 시스템

Publications (2)

Publication Number Publication Date
KR20210043679A KR20210043679A (ko) 2021-04-21
KR102852659B1 true KR102852659B1 (ko) 2025-08-29

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KR1020217008181A Active KR102852659B1 (ko) 2018-08-21 2019-08-20 즉시 재생 프레임(ipf)의 생성, 전송 및 처리를 위한 방법, 장치 및 시스템
KR1020257028463A Pending KR20250133478A (ko) 2018-08-21 2019-08-20 즉시 재생 프레임(ipf)의 생성, 전송 및 처리를 위한 방법, 장치 및 시스템

Family Applications After (1)

Application Number Title Priority Date Filing Date
KR1020257028463A Pending KR20250133478A (ko) 2018-08-21 2019-08-20 즉시 재생 프레임(ipf)의 생성, 전송 및 처리를 위한 방법, 장치 및 시스템

Country Status (10)

Country Link
US (3) US11972769B2 (enExample)
EP (2) EP4224473B1 (enExample)
JP (2) JP7455812B2 (enExample)
KR (2) KR102852659B1 (enExample)
CN (3) CN112740325B (enExample)
AU (2) AU2019323625B2 (enExample)
BR (1) BR112021003104A2 (enExample)
CA (1) CA3110137A1 (enExample)
MX (2) MX2021001970A (enExample)
WO (1) WO2020038938A1 (enExample)

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BR112021003104A2 (pt) * 2018-08-21 2021-05-11 Dolby International Ab métodos, aparelho e sistemas para geração, transporte e processamento de quadros de reprodução imediata (ipfs)
US11967330B2 (en) * 2019-08-15 2024-04-23 Dolby International Ab Methods and devices for generation and processing of modified audio bitstreams
DE112021005027T5 (de) * 2020-09-25 2023-08-10 Apple Inc. Nahtloses skalierbares decodieren von kanälen, objekten und hoa-audioinhalt
CN115223579B (zh) * 2021-04-20 2025-09-12 华为技术有限公司 一种编解码器协商与切换方法
WO2023021137A1 (en) * 2021-08-19 2023-02-23 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio encoder, method for providing an encoded representation of an audio information, computer program and encoded audio representation using immediate playout frames
CN114979771A (zh) * 2022-07-26 2022-08-30 北京智象信息技术有限公司 一种多媒体播放器视频预滚水位控制的方法、装置及介质
US20250201255A1 (en) * 2023-12-13 2025-06-19 Qualcomm Incorporated Content-based switchable audio codec
GB2636866A (en) * 2023-12-28 2025-07-02 Nokia Technologies Oy An apparatus and method for immersive audio rendering

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US8190441B2 (en) 2006-09-11 2012-05-29 Apple Inc. Playback of compressed media files without quantization gaps
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Also Published As

Publication number Publication date
JP2021535427A (ja) 2021-12-16
EP3841571A1 (en) 2021-06-30
KR20250133478A (ko) 2025-09-05
JP7831908B2 (ja) 2026-03-17
AU2024227722A1 (en) 2024-11-21
CN112740325B (zh) 2024-04-16
EP4224473B1 (en) 2026-07-01
US12315524B2 (en) 2025-05-27
AU2019323625B2 (en) 2024-08-08
CN118192925A (zh) 2024-06-14
US20250336404A1 (en) 2025-10-30
JP2024083353A (ja) 2024-06-21
WO2020038938A1 (en) 2020-02-27
US11972769B2 (en) 2024-04-30
MX2024007726A (es) 2024-07-01
EP4224473A1 (en) 2023-08-09
CN118192926A (zh) 2024-06-14
KR20210043679A (ko) 2021-04-21
JP7455812B2 (ja) 2024-03-26
US20240347068A1 (en) 2024-10-17
CN112740325A (zh) 2021-04-30
AU2019323625A1 (en) 2021-04-15
EP3841571B1 (en) 2023-03-22
BR112021003104A2 (pt) 2021-05-11
MX2021001970A (es) 2021-05-31
CA3110137A1 (en) 2020-02-27
US20210335376A1 (en) 2021-10-28

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