ES3064493T3 - The merging of spatial audio parameters - Google Patents

The merging of spatial audio parameters

Info

Publication number
ES3064493T3
ES3064493T3 ES20907123T ES20907123T ES3064493T3 ES 3064493 T3 ES3064493 T3 ES 3064493T3 ES 20907123 T ES20907123 T ES 20907123T ES 20907123 T ES20907123 T ES 20907123T ES 3064493 T3 ES3064493 T3 ES 3064493T3
Authority
ES
Spain
Prior art keywords
merging
spatial audio
audio parameters
parameters
spatial
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
ES20907123T
Other languages
English (en)
Inventor
Mikko-Ville Laitinen
Lasse Laaksonen
Adriana Vasilache
Tapani Pihlajakuja
Anssi Rämö
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.)
Nokia Technologies Oy
Original Assignee
Nokia Technologies Oy
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 Nokia Technologies Oy filed Critical Nokia Technologies Oy
Application granted granted Critical
Publication of ES3064493T3 publication Critical patent/ES3064493T3/es
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
    • G10L19/008—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
    • G10L19/002—Dynamic bit allocation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S7/00—Indicating arrangements; Control arrangements, e.g. balance control
    • H04S7/30—Control circuits for electronic adaptation of the sound field
    • H04S7/302—Electronic adaptation of stereophonic sound system to listener position or orientation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
    • H04S2400/01—Multi-channel, i.e. more than two input channels, sound reproduction with two speakers wherein the multi-channel information is substantially preserved
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
    • H04S2400/15—Aspects of sound capture and related signal processing for recording or reproduction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S2420/00—Techniques used stereophonic systems covered by H04S but not provided for in its groups
    • H04S2420/03—Application of parametric coding in stereophonic audio systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Multimedia (AREA)
  • Mathematical Physics (AREA)
  • Stereophonic System (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
ES20907123T 2019-12-23 2020-11-13 The merging of spatial audio parameters Active ES3064493T3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB1919130.3A GB2590650A (en) 2019-12-23 2019-12-23 The merging of spatial audio parameters
PCT/FI2020/050750 WO2021130404A1 (en) 2019-12-23 2020-11-13 The merging of spatial audio parameters

Publications (1)

Publication Number Publication Date
ES3064493T3 true ES3064493T3 (en) 2026-04-27

Family

ID=69322834

Family Applications (1)

Application Number Title Priority Date Filing Date
ES20907123T Active ES3064493T3 (en) 2019-12-23 2020-11-13 The merging of spatial audio parameters

Country Status (7)

Country Link
US (2) US12243540B2 (es)
EP (2) EP4718880A3 (es)
CN (1) CN114846541B (es)
ES (1) ES3064493T3 (es)
GB (1) GB2590650A (es)
PL (1) PL4082009T3 (es)
WO (1) WO2021130404A1 (es)

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GB2598932A (en) 2020-09-18 2022-03-23 Nokia Technologies Oy Spatial audio parameter encoding and associated decoding
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AU2021358432B2 (en) * 2020-10-09 2024-10-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus, method, or computer program for processing an encoded audio scene using a parameter conversion
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GB2611357A (en) * 2021-10-04 2023-04-05 Nokia Technologies Oy Spatial audio filtering within spatial audio capture
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WO2023088560A1 (en) * 2021-11-18 2023-05-25 Nokia Technologies Oy Metadata processing for first order ambisonics
JP2026500454A (ja) * 2022-10-31 2026-01-07 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 低ビットレートシーンベースのオーディオコーディング
KR20250113460A (ko) 2022-11-21 2025-07-25 노키아 테크놀로지스 오와이 공간 오디오 파라미터에 대한 주파수 서브밴드 결정

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GB2554446A (en) * 2016-09-28 2018-04-04 Nokia Technologies Oy Spatial audio signal format generation from a microphone array using adaptive capture
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US10674301B2 (en) * 2017-08-25 2020-06-02 Google Llc Fast and memory efficient encoding of sound objects using spherical harmonic symmetries
GB201718341D0 (en) 2017-11-06 2017-12-20 Nokia Technologies Oy Determination of targeted spatial audio parameters and associated spatial audio playback
BR112020011026A2 (pt) 2017-11-17 2020-11-17 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e. V. aparelho e método para codificar ou decodificar parâmetros de codificação de áudio direcional com o uso de quantização e codificação de entropia
GB2574238A (en) * 2018-05-31 2019-12-04 Nokia Technologies Oy Spatial audio parameter merging
WO2019234290A1 (en) 2018-06-04 2019-12-12 Nokia Technologies Oy An apparatus, a method and a computer program for volumetric video
GB2575305A (en) 2018-07-05 2020-01-08 Nokia Technologies Oy Determination of spatial audio parameter encoding and associated decoding
GB2577698A (en) 2018-10-02 2020-04-08 Nokia Technologies Oy Selection of quantisation schemes for spatial audio parameter encoding
CN112997248B (zh) 2018-10-31 2024-11-01 诺基亚技术有限公司 确定空间音频参数的编码和相关联解码
GB2582749A (en) 2019-03-28 2020-10-07 Nokia Technologies Oy Determination of the significance of spatial audio parameters and associated encoding
GB2587196A (en) 2019-09-13 2021-03-24 Nokia Technologies Oy Determination of spatial audio parameter encoding and associated decoding

Also Published As

Publication number Publication date
EP4718880A2 (en) 2026-04-01
EP4082009B1 (en) 2026-02-11
GB201919130D0 (en) 2020-02-05
EP4082009A1 (en) 2022-11-02
GB2590650A (en) 2021-07-07
CN114846541A (zh) 2022-08-02
EP4718880A3 (en) 2026-04-08
US20230197086A1 (en) 2023-06-22
US12243540B2 (en) 2025-03-04
WO2021130404A1 (en) 2021-07-01
CN114846541B (zh) 2025-09-05
US20250174238A1 (en) 2025-05-29
PL4082009T3 (pl) 2026-04-20
EP4082009A4 (en) 2024-01-17

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