EP3935629C0 - Codage audio spatialisé avec interpolation et quantification de rotations - Google Patents

Codage audio spatialisé avec interpolation et quantification de rotations

Info

Publication number
EP3935629C0
EP3935629C0 EP20703048.7A EP20703048A EP3935629C0 EP 3935629 C0 EP3935629 C0 EP 3935629C0 EP 20703048 A EP20703048 A EP 20703048A EP 3935629 C0 EP3935629 C0 EP 3935629C0
Authority
EP
European Patent Office
Prior art keywords
quantification
rotations
interpolation
audio coding
spatial audio
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
EP20703048.7A
Other languages
German (de)
English (en)
Other versions
EP3935629B1 (fr
EP3935629A1 (fr
Inventor
Stéphane Ragot
Pierre Mahe
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Orange SA
Original Assignee
Orange SA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Orange SA filed Critical Orange SA
Priority to EP24203647.3A priority Critical patent/EP4498367A1/fr
Publication of EP3935629A1 publication Critical patent/EP3935629A1/fr
Application granted granted Critical
Publication of EP3935629B1 publication Critical patent/EP3935629B1/fr
Publication of EP3935629C0 publication Critical patent/EP3935629C0/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • G10L19/008—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
    • G10L19/02—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 spectral analysis, e.g. transform vocoders or subband vocoders
    • G10L19/032—Quantisation or dequantisation of spectral components
    • 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
    • G10L19/06—Determination or coding of the spectral characteristics, e.g. of the short-term prediction coefficients

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Mathematical Physics (AREA)
  • Stereophonic System (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
EP20703048.7A 2019-03-05 2020-02-10 Codage audio spatialisé avec interpolation et quantification de rotations Active EP3935629B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP24203647.3A EP4498367A1 (fr) 2019-03-05 2020-02-10 Codage audio spatialisé avec interpolation et quantification de rotations

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP19305254.5A EP3706119A1 (fr) 2019-03-05 2019-03-05 Codage audio spatialisé avec interpolation et quantification de rotations
PCT/EP2020/053264 WO2020177981A1 (fr) 2019-03-05 2020-02-10 Codage audio spatialisé avec interpolation et quantification de rotations

Related Child Applications (2)

Application Number Title Priority Date Filing Date
EP24203647.3A Division-Into EP4498367A1 (fr) 2019-03-05 2020-02-10 Codage audio spatialisé avec interpolation et quantification de rotations
EP24203647.3A Division EP4498367A1 (fr) 2019-03-05 2020-02-10 Codage audio spatialisé avec interpolation et quantification de rotations

Publications (3)

Publication Number Publication Date
EP3935629A1 EP3935629A1 (fr) 2022-01-12
EP3935629B1 EP3935629B1 (fr) 2024-11-27
EP3935629C0 true EP3935629C0 (fr) 2024-11-27

Family

ID=65991736

Family Applications (3)

Application Number Title Priority Date Filing Date
EP19305254.5A Withdrawn EP3706119A1 (fr) 2019-03-05 2019-03-05 Codage audio spatialisé avec interpolation et quantification de rotations
EP24203647.3A Pending EP4498367A1 (fr) 2019-03-05 2020-02-10 Codage audio spatialisé avec interpolation et quantification de rotations
EP20703048.7A Active EP3935629B1 (fr) 2019-03-05 2020-02-10 Codage audio spatialisé avec interpolation et quantification de rotations

Family Applications Before (2)

Application Number Title Priority Date Filing Date
EP19305254.5A Withdrawn EP3706119A1 (fr) 2019-03-05 2019-03-05 Codage audio spatialisé avec interpolation et quantification de rotations
EP24203647.3A Pending EP4498367A1 (fr) 2019-03-05 2020-02-10 Codage audio spatialisé avec interpolation et quantification de rotations

Country Status (10)

Country Link
US (1) US11922959B2 (fr)
EP (3) EP3706119A1 (fr)
JP (2) JP7419388B2 (fr)
KR (1) KR20210137114A (fr)
CN (2) CN118692474A (fr)
BR (1) BR112021017511A2 (fr)
ES (1) ES3012112T3 (fr)
PL (1) PL3935629T3 (fr)
WO (1) WO2020177981A1 (fr)
ZA (1) ZA202106465B (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3706119A1 (fr) * 2019-03-05 2020-09-09 Orange Codage audio spatialisé avec interpolation et quantification de rotations
CN116391365A (zh) * 2020-09-25 2023-07-04 苹果公司 高阶环境立体声编码和解码
US20240013793A1 (en) * 2020-12-02 2024-01-11 Dolby Laboratories Licensing Corporation Rotation of sound components for orientation-dependent coding schemes
FR3118266A1 (fr) * 2020-12-22 2022-06-24 Orange Codage optimisé de matrices de rotations pour le codage d’un signal audio multicanal
EP4089551A1 (fr) * 2021-05-11 2022-11-16 Siemens Industry Software NV Procédé mis en uvre par ordinateur permettant de déterminer une fonction de transfert d'un module ou d'un composant et génération d'un tel composant
CN115938388A (zh) * 2021-05-31 2023-04-07 华为技术有限公司 一种三维音频信号的处理方法和装置
CN115497485B (zh) * 2021-06-18 2024-10-18 华为技术有限公司 三维音频信号编码方法、装置、编码器和系统
EP4120255A1 (fr) 2021-07-15 2023-01-18 Orange Quantification vectorielle spherique optimisee
FR3136099A1 (fr) 2022-05-30 2023-12-01 Orange Codage audio spatialisé avec adaptation d’un traitement de décorrélation
KR102894176B1 (ko) * 2022-12-01 2025-12-01 백재호 보안 통신을 수행하는 시스템
WO2025000543A1 (fr) * 2023-06-30 2025-01-02 北京小米移动软件有限公司 Procédé et appareil de traitement de données audio, puce et dispositif électronique
CN119986659B (zh) * 2025-04-17 2025-09-16 南京理工大学 基于简化排序特征值解析式的极化合成孔径雷达数据快速分解方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101802907B (zh) * 2007-09-19 2013-11-13 爱立信电话股份有限公司 多信道音频的联合增强
BR112012008793B1 (pt) * 2009-10-15 2021-02-23 France Telecom Processos de codificação e de decodificação paramétrica de um sinalaudiodigital multicanal, codificador e decodificador paramétricos de um sinalaudiodigital multicanal
US9495968B2 (en) * 2013-05-29 2016-11-15 Qualcomm Incorporated Identifying sources from which higher order ambisonic audio data is generated
CN104282309A (zh) * 2013-07-05 2015-01-14 杜比实验室特许公司 丢包掩蔽装置和方法以及音频处理系统
US9830918B2 (en) * 2013-07-05 2017-11-28 Dolby International Ab Enhanced soundfield coding using parametric component generation
EP3706119A1 (fr) * 2019-03-05 2020-09-09 Orange Codage audio spatialisé avec interpolation et quantification de rotations

Also Published As

Publication number Publication date
JP2024024095A (ja) 2024-02-21
CN118692474A (zh) 2024-09-24
EP3935629B1 (fr) 2024-11-27
WO2020177981A1 (fr) 2020-09-10
JP7789811B2 (ja) 2025-12-22
CN113728382B (zh) 2024-08-09
JP7419388B2 (ja) 2024-01-22
KR20210137114A (ko) 2021-11-17
CN113728382A (zh) 2021-11-30
ES3012112T3 (en) 2025-04-08
BR112021017511A2 (pt) 2021-11-16
PL3935629T3 (pl) 2025-03-31
ZA202106465B (en) 2022-07-27
JP2022523414A (ja) 2022-04-22
US20220148607A1 (en) 2022-05-12
EP3935629A1 (fr) 2022-01-12
EP4498367A1 (fr) 2025-01-29
US11922959B2 (en) 2024-03-05
EP3706119A1 (fr) 2020-09-09

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