JP2024531963A - オーディオデータのメタデータベースダイナミック処理の方法及び装置 - Google Patents

オーディオデータのメタデータベースダイナミック処理の方法及び装置 Download PDF

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JP2024531963A
JP2024531963A JP2024509353A JP2024509353A JP2024531963A JP 2024531963 A JP2024531963 A JP 2024531963A JP 2024509353 A JP2024509353 A JP 2024509353A JP 2024509353 A JP2024509353 A JP 2024509353A JP 2024531963 A JP2024531963 A JP 2024531963A
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metadata
audio data
loudness
dynamic
bitstream
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JP2024509353A
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Japanese (ja)
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JP2024531963A5 (https=
JPWO2023028154A5 (https=
Inventor
フェルシュ，クリストフ
グレゴリー ノークロス，スコット
Original Assignee
ドルビー ラボラトリーズ ライセンシング コーポレイション
ドルビー・インターナショナル・アーベー
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Publication of JP2024531963A publication Critical patent/JP2024531963A/ja
Publication of JP2024531963A5 publication Critical patent/JP2024531963A5/ja
Publication of JPWO2023028154A5 publication Critical patent/JPWO2023028154A5/ja
Pending legal-status Critical Current

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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
    • 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
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/0316—Speech enhancement, e.g. noise reduction or echo cancellation by changing the amplitude
    • G10L21/0364—Speech enhancement, e.g. noise reduction or echo cancellation by changing the amplitude for improving intelligibility
    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G11/00—Limiting amplitude; Limiting rate of change of amplitude
    • H03G11/008—Limiting amplitude; Limiting rate of change of amplitude of digital or coded signals
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/002—Control of digital or coded signals
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G7/00—Volume compression or expansion in amplifiers
    • H03G7/007—Volume compression or expansion in amplifiers of digital or coded signals

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Computational Linguistics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Quality & Reliability (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
  • Stereophonic System (AREA)
  • Control Of Amplification And Gain Control (AREA)
JP2024509353A 2021-08-26 2022-08-24 オーディオデータのメタデータベースダイナミック処理の方法及び装置 Pending JP2024531963A (ja)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US202163237231P 2021-08-26 2021-08-26
EP21193209.0 2021-08-26
EP21193209 2021-08-26
US63/237,231 2021-08-26
US202163251307P 2021-10-01 2021-10-01
US63/251,307 2021-10-01
PCT/US2022/041388 WO2023028154A1 (en) 2021-08-26 2022-08-24 Method and apparatus for metadata-based dynamic processing of audio data

Publications (3)

Publication Number Publication Date
JP2024531963A true JP2024531963A (ja) 2024-09-03
JP2024531963A5 JP2024531963A5 (https=) 2025-09-11
JPWO2023028154A5 JPWO2023028154A5 (https=) 2025-09-11

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JP2024509353A Pending JP2024531963A (ja) 2021-08-26 2022-08-24 オーディオデータのメタデータベースダイナミック処理の方法及び装置

Country Status (11)

Country Link
US (1) US20240355338A1 (https=)
EP (2) EP4683218A3 (https=)
JP (1) JP2024531963A (https=)
KR (1) KR20240043809A (https=)
AU (1) AU2022332970A1 (https=)
CA (1) CA3230363A1 (https=)
CL (1) CL2024000531A1 (https=)
ES (1) ES3059022T3 (https=)
IL (1) IL310650A (https=)
MX (1) MX2024002300A (https=)
WO (1) WO2023028154A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20240412748A1 (en) * 2023-06-07 2024-12-12 The Nielsen Company (Us), Llc Communication of Payload Data Through Altered Sequence of Metadata Defining Audio-Rendering Directives

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014113471A1 (en) * 2013-01-21 2014-07-24 Dolby Laboratories Licensing Corporation System and method for optimizing loudness and dynamic range across different playback devices
EP3044786B1 (en) * 2013-09-12 2024-04-24 Dolby Laboratories Licensing Corporation Loudness adjustment for downmixed audio content
US9837086B2 (en) * 2015-07-31 2017-12-05 Apple Inc. Encoded audio extended metadata-based dynamic range control
US9934790B2 (en) * 2015-07-31 2018-04-03 Apple Inc. Encoded audio metadata-based equalization
US10356545B2 (en) * 2016-09-23 2019-07-16 Gaudio Lab, Inc. Method and device for processing audio signal by using metadata
JP7266916B2 (ja) * 2019-03-14 2023-05-01 ガウディオ・ラボ・インコーポレイテッド ラウドネスレベルを制御するオーディオ信号処理方法及び装置

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Publication number Publication date
US20240355338A1 (en) 2024-10-24
AU2022332970A1 (en) 2024-02-29
EP4683218A2 (en) 2026-01-21
CL2024000531A1 (es) 2024-12-27
IL310650A (en) 2024-04-01
EP4392970B1 (en) 2025-12-10
CA3230363A1 (en) 2023-03-02
EP4392970A1 (en) 2024-07-03
ES3059022T3 (en) 2026-03-16
WO2023028154A1 (en) 2023-03-02
EP4683218A3 (en) 2026-02-25
MX2024002300A (es) 2024-03-07
KR20240043809A (ko) 2024-04-03

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