EP3980993C0 - Decodierer von hybridem räumlichem audio - Google Patents

Decodierer von hybridem räumlichem audio

Info

Publication number
EP3980993C0
EP3980993C0 EP20711440.6A EP20711440A EP3980993C0 EP 3980993 C0 EP3980993 C0 EP 3980993C0 EP 20711440 A EP20711440 A EP 20711440A EP 3980993 C0 EP3980993 C0 EP 3980993C0
Authority
EP
European Patent Office
Prior art keywords
audio decoder
spatial audio
hybrid spatial
hybrid
decoder
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
EP20711440.6A
Other languages
English (en)
French (fr)
Other versions
EP3980993A1 (de
EP3980993B1 (de
Inventor
Michael M Goodwin
Zoran Fejzo
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.)
DTS Inc
Original Assignee
DTS Inc
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 DTS Inc filed Critical DTS Inc
Publication of EP3980993A1 publication Critical patent/EP3980993A1/de
Application granted granted Critical
Publication of EP3980993C0 publication Critical patent/EP3980993C0/de
Publication of EP3980993B1 publication Critical patent/EP3980993B1/de
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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H04S3/008—Systems employing more than two channels, e.g. quadraphonic in which the audio signals are in digital form, i.e. employing more than two discrete digital channels
    • 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
    • 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
    • H04S2420/11—Application of ambisonics in stereophonic audio systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Mathematical Physics (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Stereophonic System (AREA)
EP20711440.6A 2019-06-06 2020-02-14 Decodierer von hybridem räumlichem audio Active EP3980993B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201962858296P 2019-06-06 2019-06-06
PCT/US2020/018447 WO2020247033A1 (en) 2019-06-06 2020-02-14 Hybrid spatial audio decoder

Publications (3)

Publication Number Publication Date
EP3980993A1 EP3980993A1 (de) 2022-04-13
EP3980993C0 true EP3980993C0 (de) 2024-07-31
EP3980993B1 EP3980993B1 (de) 2024-07-31

Family

ID=69811943

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20711440.6A Active EP3980993B1 (de) 2019-06-06 2020-02-14 Decodierer von hybridem räumlichem audio

Country Status (3)

Country Link
EP (1) EP3980993B1 (de)
KR (1) KR20220027938A (de)
WO (1) WO2020247033A1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11205435B2 (en) 2018-08-17 2021-12-21 Dts, Inc. Spatial audio signal encoder
WO2020037280A1 (en) 2018-08-17 2020-02-20 Dts, Inc. Spatial audio signal decoder
US12212526B2 (en) 2022-02-11 2025-01-28 T-Mobile Usa, Inc. Reducing an interference between channels enabling communication between a satellite and a wireless telecommunication network
CN118800248A (zh) * 2023-04-13 2024-10-18 华为技术有限公司 场景音频解码方法及电子设备
WO2026070343A1 (ja) * 2024-09-27 2026-04-02 ソニーグループ株式会社 信号処理装置、信号処理方法、及び、プログラム

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103649706B (zh) * 2011-03-16 2015-11-25 Dts（英属维尔京群岛）有限公司 三维音频音轨的编码及再现
WO2014135235A1 (en) * 2013-03-05 2014-09-12 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for multichannel direct-ambient decomposition for audio signal processing
EP3324406A1 (de) * 2016-11-17 2018-05-23 Fraunhofer Gesellschaft zur Förderung der Angewand Vorrichtung und verfahren zur zerlegung eines audiosignals mithilfe eines variablen schwellenwerts
WO2020037280A1 (en) * 2018-08-17 2020-02-20 Dts, Inc. Spatial audio signal decoder

Also Published As

Publication number Publication date
WO2020247033A1 (en) 2020-12-10
KR20220027938A (ko) 2022-03-08
EP3980993A1 (de) 2022-04-13
EP3980993B1 (de) 2024-07-31

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