KR20240116835A - 사운드 필드의 고차 앰비소닉스 표현을 코딩하기 위해 요구되는 사이드 정보의 코딩을 개선하기 위한 방법 및 장치 - Google Patents

사운드 필드의 고차 앰비소닉스 표현을 코딩하기 위해 요구되는 사이드 정보의 코딩을 개선하기 위한 방법 및 장치 Download PDF

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Publication number
KR20240116835A
KR20240116835A KR1020247023646A KR20247023646A KR20240116835A KR 20240116835 A KR20240116835 A KR 20240116835A KR 1020247023646 A KR1020247023646 A KR 1020247023646A KR 20247023646 A KR20247023646 A KR 20247023646A KR 20240116835 A KR20240116835 A KR 20240116835A
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South Korea
Prior art keywords
hoa
coding
prediction
side information
array
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Korean (ko)
Inventor
알렉산더 크루거
스벤 코돈
올리버 우에볼트
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돌비 인터네셔널 에이비
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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
    • G10L19/008—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
    • G10L19/04—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
    • G10L19/18—Vocoders using multiple modes
    • G10L19/20—Vocoders using multiple modes using sound class specific coding, hybrid encoders or object based coding
    • 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
    • H04S2420/11—Application of ambisonics in stereophonic audio systems

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Mathematical Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Stereophonic System (AREA)
  • Circuit For Audible Band Transducer (AREA)
KR1020247023646A 2014-01-08 2014-12-19 사운드 필드의 고차 앰비소닉스 표현을 코딩하기 위해 요구되는 사이드 정보의 코딩을 개선하기 위한 방법 및 장치 Pending KR20240116835A (ko)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
EP14305022.7 2014-01-08
EP14305022 2014-01-08
EP14305061.5 2014-01-16
EP14305061 2014-01-16
PCT/EP2014/078641 WO2015104166A1 (en) 2014-01-08 2014-12-19 Method and apparatus for improving the coding of side information required for coding a higher order ambisonics representation of a sound field
KR1020227019915A KR102686291B1 (ko) 2014-01-08 2014-12-19 사운드 필드의 고차 앰비소닉스 표현을 코딩하기 위해 요구되는 사이드 정보의 코딩을 개선하기 위한 방법 및 장치

Related Parent Applications (1)

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KR1020227019915A Division KR102686291B1 (ko) 2014-01-08 2014-12-19 사운드 필드의 고차 앰비소닉스 표현을 코딩하기 위해 요구되는 사이드 정보의 코딩을 개선하기 위한 방법 및 장치

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KR20240116835A true KR20240116835A (ko) 2024-07-30

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KR1020227019915A Active KR102686291B1 (ko) 2014-01-08 2014-12-19 사운드 필드의 고차 앰비소닉스 표현을 코딩하기 위해 요구되는 사이드 정보의 코딩을 개선하기 위한 방법 및 장치
KR1020217040165A Active KR102409796B1 (ko) 2014-01-08 2014-12-19 사운드 필드의 고차 앰비소닉스 표현을 코딩하기 위해 요구되는 사이드 정보의 코딩을 개선하기 위한 방법 및 장치
KR1020167021560A Active KR102338374B1 (ko) 2014-01-08 2014-12-19 사운드 필드의 고차 앰비소닉스 표현을 코딩하기 위해 요구되는 사이드 정보의 코딩을 개선하기 위한 방법 및 장치
KR1020247023646A Pending KR20240116835A (ko) 2014-01-08 2014-12-19 사운드 필드의 고차 앰비소닉스 표현을 코딩하기 위해 요구되는 사이드 정보의 코딩을 개선하기 위한 방법 및 장치

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KR1020227019915A Active KR102686291B1 (ko) 2014-01-08 2014-12-19 사운드 필드의 고차 앰비소닉스 표현을 코딩하기 위해 요구되는 사이드 정보의 코딩을 개선하기 위한 방법 및 장치
KR1020217040165A Active KR102409796B1 (ko) 2014-01-08 2014-12-19 사운드 필드의 고차 앰비소닉스 표현을 코딩하기 위해 요구되는 사이드 정보의 코딩을 개선하기 위한 방법 및 장치
KR1020167021560A Active KR102338374B1 (ko) 2014-01-08 2014-12-19 사운드 필드의 고차 앰비소닉스 표현을 코딩하기 위해 요구되는 사이드 정보의 코딩을 개선하기 위한 방법 및 장치

Country Status (6)

Country Link
US (10) US9990934B2 (enExample)
EP (4) EP3648102B1 (enExample)
JP (5) JP6530412B2 (enExample)
KR (4) KR102686291B1 (enExample)
CN (7) CN118016077A (enExample)
WO (1) WO2015104166A1 (enExample)

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WO2021075994A1 (en) 2019-10-16 2021-04-22 Saudi Arabian Oil Company Determination of elastic properties of a geological formation using machine learning applied to data acquired while drilling
US11796714B2 (en) 2020-12-10 2023-10-24 Saudi Arabian Oil Company Determination of mechanical properties of a geological formation using deep learning applied to data acquired while drilling

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US7394903B2 (en) * 2004-01-20 2008-07-01 Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. Apparatus and method for constructing a multi-channel output signal or for generating a downmix signal
SE0400997D0 (sv) * 2004-04-16 2004-04-16 Cooding Technologies Sweden Ab Efficient coding of multi-channel audio
US7983922B2 (en) * 2005-04-15 2011-07-19 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Apparatus and method for generating multi-channel synthesizer control signal and apparatus and method for multi-channel synthesizing
US7680123B2 (en) * 2006-01-17 2010-03-16 Qualcomm Incorporated Mobile terminated packet data call setup without dormancy
US8379868B2 (en) * 2006-05-17 2013-02-19 Creative Technology Ltd Spatial audio coding based on universal spatial cues
US8301793B2 (en) * 2007-11-16 2012-10-30 Divx, Llc Chunk header incorporating binary flags and correlated variable-length fields
US8219409B2 (en) * 2008-03-31 2012-07-10 Ecole Polytechnique Federale De Lausanne Audio wave field encoding
JP5377505B2 (ja) * 2009-02-04 2013-12-25 パナソニック株式会社 結合装置、遠隔通信システム及び結合方法
BR112012024528B1 (pt) * 2010-03-26 2021-05-11 Dolby International Ab método e dispositivo para decodificar uma representação para campo de som de áudio para reprodução de áudio e meio legível por computador
EP2451196A1 (en) * 2010-11-05 2012-05-09 Thomson Licensing Method and apparatus for generating and for decoding sound field data including ambisonics sound field data of an order higher than three
EP2450880A1 (en) * 2010-11-05 2012-05-09 Thomson Licensing Data structure for Higher Order Ambisonics audio data
EP2469741A1 (en) * 2010-12-21 2012-06-27 Thomson Licensing Method and apparatus for encoding and decoding successive frames of an ambisonics representation of a 2- or 3-dimensional sound field
EP2541547A1 (en) * 2011-06-30 2013-01-02 Thomson Licensing Method and apparatus for changing the relative positions of sound objects contained within a higher-order ambisonics representation
EP2637427A1 (en) * 2012-03-06 2013-09-11 Thomson Licensing Method and apparatus for playback of a higher-order ambisonics audio signal
EP2665208A1 (en) * 2012-05-14 2013-11-20 Thomson Licensing Method and apparatus for compressing and decompressing a Higher Order Ambisonics signal representation
EP2738762A1 (en) * 2012-11-30 2014-06-04 Aalto-Korkeakoulusäätiö Method for spatial filtering of at least one first sound signal, computer readable storage medium and spatial filtering system based on cross-pattern coherence
EP2743922A1 (en) * 2012-12-12 2014-06-18 Thomson Licensing Method and apparatus for compressing and decompressing a higher order ambisonics representation for a sound field
EP2800401A1 (en) * 2013-04-29 2014-11-05 Thomson Licensing Method and Apparatus for compressing and decompressing a Higher Order Ambisonics representation

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Publication number Publication date
US20250329338A1 (en) 2025-10-23
JP2017508174A (ja) 2017-03-23
US20230108008A1 (en) 2023-04-06
KR20160106692A (ko) 2016-09-12
US20190362731A1 (en) 2019-11-28
KR20210153751A (ko) 2021-12-17
EP4554255A2 (en) 2025-05-14
CN105981100A (zh) 2016-09-28
CN111182443A (zh) 2020-05-19
KR102686291B1 (ko) 2024-07-19
CN118248156A (zh) 2024-06-25
US10147437B2 (en) 2018-12-04
CN118016077A (zh) 2024-05-10
JP6848004B2 (ja) 2021-03-24
US10714112B2 (en) 2020-07-14
JP2021081753A (ja) 2021-05-27
EP3648102B1 (en) 2022-06-01
EP4089675A1 (en) 2022-11-16
CN111179955B (zh) 2024-04-09
EP4554255A3 (en) 2025-06-25
CN111179951A (zh) 2020-05-19
US20190214033A1 (en) 2019-07-11
EP3092641A1 (en) 2016-11-16
KR102409796B1 (ko) 2022-06-22
KR102338374B1 (ko) 2021-12-13
CN111179951B (zh) 2024-03-01
KR20220085848A (ko) 2022-06-22
EP3092641B1 (en) 2019-11-13
US20160336021A1 (en) 2016-11-17
US20200126579A1 (en) 2020-04-23
US11488614B2 (en) 2022-11-01
CN111179955A (zh) 2020-05-19
US9990934B2 (en) 2018-06-05
JP2023076610A (ja) 2023-06-01
JP2025003689A (ja) 2025-01-09
JP7258063B2 (ja) 2023-04-14
JP7589876B2 (ja) 2024-11-26
US20220115027A1 (en) 2022-04-14
US20180240469A1 (en) 2018-08-23
CN105981100B (zh) 2020-02-28
JP6530412B2 (ja) 2019-06-12
EP4089675B1 (en) 2025-02-19
US11211078B2 (en) 2021-12-28
US12277948B2 (en) 2025-04-15
CN111028849B (zh) 2024-03-01
CN111182443B (zh) 2021-10-22
US10553233B2 (en) 2020-02-04
US20210027795A1 (en) 2021-01-28
CN111028849A (zh) 2020-04-17
US20240185872A1 (en) 2024-06-06
WO2015104166A1 (en) 2015-07-16
US10424312B2 (en) 2019-09-24
US11869523B2 (en) 2024-01-09
JP2019133200A (ja) 2019-08-08
EP3648102A1 (en) 2020-05-06

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