CL2018000887A1 - Codificación en capas y estructuras de datos para representaciones comprimidas, ambisónicas de mayor orden de sonido o campo de sonido. - Google Patents

Codificación en capas y estructuras de datos para representaciones comprimidas, ambisónicas de mayor orden de sonido o campo de sonido.

Info

Publication number
CL2018000887A1
CL2018000887A1 CL2018000887A CL2018000887A CL2018000887A1 CL 2018000887 A1 CL2018000887 A1 CL 2018000887A1 CL 2018000887 A CL2018000887 A CL 2018000887A CL 2018000887 A CL2018000887 A CL 2018000887A CL 2018000887 A1 CL2018000887 A1 CL 2018000887A1
Authority
CL
Chile
Prior art keywords
layer
sound
representation
compressed
hoa
Prior art date
Application number
CL2018000887A
Other languages
English (en)
Spanish (es)
Inventor
Sven Kordon
Alexander Krueger
Original Assignee
Dolby Int Ab
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 Dolby Int Ab filed Critical Dolby Int Ab
Publication of CL2018000887A1 publication Critical patent/CL2018000887A1/es

Links

Classifications

    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech 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
    • G10L19/008Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech 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
    • G10L19/04Speech 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
    • G10L19/16Vocoder architecture
    • G10L19/18Vocoders using multiple modes
    • G10L19/24Variable rate codecs, e.g. for generating different qualities using a scalable representation such as hierarchical encoding or layered encoding
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04SSTEREOPHONIC SYSTEMS 
    • H04S7/00Indicating arrangements; Control arrangements, e.g. balance control
    • H04S7/30Control circuits for electronic adaptation of the sound field
    • H04S7/301Automatic calibration of stereophonic sound system, e.g. with test microphone
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech 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
    • G10L19/04Speech 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
    • G10L19/16Vocoder architecture
    • G10L19/167Audio streaming, i.e. formatting and decoding of an encoded audio signal representation into a data stream for transmission or storage purposes

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Human Computer Interaction (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Health & Medical Sciences (AREA)
  • Computational Linguistics (AREA)
  • Multimedia (AREA)
  • Mathematical Physics (AREA)
  • Quality & Reliability (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Stereophonic System (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
CL2018000887A 2015-10-08 2018-04-05 Codificación en capas y estructuras de datos para representaciones comprimidas, ambisónicas de mayor orden de sonido o campo de sonido. CL2018000887A1 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP15306591 2015-10-08
US201662361863P 2016-07-13 2016-07-13

Publications (1)

Publication Number Publication Date
CL2018000887A1 true CL2018000887A1 (es) 2018-07-06

Family

ID=54361028

Family Applications (1)

Application Number Title Priority Date Filing Date
CL2018000887A CL2018000887A1 (es) 2015-10-08 2018-04-05 Codificación en capas y estructuras de datos para representaciones comprimidas, ambisónicas de mayor orden de sonido o campo de sonido.

Country Status (21)

Country Link
US (5) US10714099B2 (enExample)
EP (3) EP3926626B1 (enExample)
JP (4) JP6866362B2 (enExample)
KR (3) KR102688478B1 (enExample)
CN (6) CN108140390B (enExample)
AU (3) AU2016335091B2 (enExample)
BR (2) BR122022025224B1 (enExample)
CA (3) CA3000781C (enExample)
CL (1) CL2018000887A1 (enExample)
CO (1) CO2018004868A2 (enExample)
EA (1) EA035064B1 (enExample)
ES (1) ES2903247T3 (enExample)
IL (4) IL315233A (enExample)
MA (1) MA45880B1 (enExample)
MX (3) MX380260B (enExample)
MY (2) MY188894A (enExample)
PH (2) PH12022551663A1 (enExample)
SA (1) SA518391264B1 (enExample)
SG (1) SG10202001597WA (enExample)
WO (1) WO2017060412A1 (enExample)
ZA (4) ZA201802540B (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
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CN108140391B (zh) 2015-10-08 2022-12-16 杜比国际公司 用于压缩声音或声场表示的分层编解码
PH12022551663A1 (en) 2015-10-08 2023-11-13 Dolby Int Ab Layered coding and data structure for compressed higher-order ambisonics sound or sound field representations
US10075802B1 (en) 2017-08-08 2018-09-11 Qualcomm Incorporated Bitrate allocation for higher order ambisonic audio data
US10657974B2 (en) 2017-12-21 2020-05-19 Qualcomm Incorporated Priority information for higher order ambisonic audio data
US11270711B2 (en) 2017-12-21 2022-03-08 Qualcomm Incorproated Higher order ambisonic audio data
WO2021252748A1 (en) 2020-06-11 2021-12-16 Dolby Laboratories Licensing Corporation Encoding of multi-channel audio signals comprising downmixing of a primary and two or more scaled non-primary input channels
US12120497B2 (en) * 2020-06-29 2024-10-15 Qualcomm Incorporated Sound field adjustment

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JP2003241799A (ja) * 2002-02-15 2003-08-29 Nippon Telegr & Teleph Corp <Ntt> 音響符号化方法、復号化方法、符号化装置、復号化装置及び符号化プログラム、復号化プログラム
US7177804B2 (en) 2005-05-31 2007-02-13 Microsoft Corporation Sub-band voice codec with multi-stage codebooks and redundant coding
DE602007002385D1 (de) 2006-02-06 2009-10-22 France Telecom Verfahren und vorrichtung zur hierarchischen kodiecodierverfahren und gerät, programme und signal
EP2346030B1 (en) 2008-07-11 2014-10-01 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio encoder, method for encoding an audio signal and computer program
AU2009267459B2 (en) 2008-07-11 2014-01-23 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Audio encoder, audio decoder, methods for encoding and decoding an audio signal, audio stream and computer program
EP2407964A2 (en) 2009-03-13 2012-01-18 Panasonic Corporation Speech encoding device, speech decoding device, speech encoding method, and speech decoding method
ES2532203T3 (es) 2010-01-12 2015-03-25 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Codificador de audio, decodificador de audio, método para codificar y decodificar una información de audio y programa de computación que obtiene un valor de contexto de sub-región basado en una norma de valores espectrales previamente decodificados
EP2395505A1 (en) 2010-06-11 2011-12-14 Thomson Licensing Method and apparatus for searching in a layered hierarchical bit stream followed by replay, said bit stream including a base layer and at least one enhancement layer
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
TWI505262B (zh) * 2012-05-15 2015-10-21 Dolby Int Ab 具多重子流之多通道音頻信號的有效編碼與解碼
US9589571B2 (en) 2012-07-19 2017-03-07 Dolby Laboratories Licensing Corporation Method and device for improving the rendering of multi-channel audio signals
US9460729B2 (en) 2012-09-21 2016-10-04 Dolby Laboratories Licensing Corporation Layered approach to spatial audio coding
US9613660B2 (en) 2013-04-05 2017-04-04 Dts, Inc. Layered audio reconstruction system
US9502044B2 (en) * 2013-05-29 2016-11-22 Qualcomm Incorporated Compression of decomposed representations of a sound field
EP3005354B1 (en) 2013-06-05 2019-07-03 Dolby International AB Method for encoding audio signals, apparatus for encoding audio signals, method for decoding audio signals and apparatus for decoding audio signals
US20150194157A1 (en) * 2014-01-06 2015-07-09 Nvidia Corporation System, method, and computer program product for artifact reduction in high-frequency regeneration audio signals
US9922656B2 (en) * 2014-01-30 2018-03-20 Qualcomm Incorporated Transitioning of ambient higher-order ambisonic coefficients
KR102201726B1 (ko) 2014-03-21 2021-01-12 돌비 인터네셔널 에이비 고차 앰비소닉스(hoa) 신호를 압축하는 방법, 압축된 hoa 신호를 압축 해제하는 방법, hoa 신호를 압축하기 위한 장치, 및 압축된 hoa 신호를 압축 해제하기 위한 장치
EP2922057A1 (en) * 2014-03-21 2015-09-23 Thomson Licensing Method for compressing a Higher Order Ambisonics (HOA) signal, method for decompressing a compressed HOA signal, apparatus for compressing a HOA signal, and apparatus for decompressing a compressed HOA signal
US9818413B2 (en) 2014-03-21 2017-11-14 Dolby Laboratories Licensing Corporation Method for compressing a higher order ambisonics signal, method for decompressing (HOA) a compressed HOA signal, apparatus for compressing a HOA signal, and apparatus for decompressing a compressed HOA signal
PH12022551663A1 (en) * 2015-10-08 2023-11-13 Dolby Int Ab Layered coding and data structure for compressed higher-order ambisonics sound or sound field representations

Also Published As

Publication number Publication date
IL290796B1 (en) 2023-06-01
JP6866362B2 (ja) 2021-04-28
JP7508633B2 (ja) 2024-07-01
AU2016335091A1 (en) 2018-05-10
KR20240117648A (ko) 2024-08-01
SG10202001597WA (en) 2020-04-29
CN108140390A (zh) 2018-06-08
KR20180063279A (ko) 2018-06-11
MX2018004166A (es) 2018-08-01
CN116959460A (zh) 2023-10-27
ZA202304326B (en) 2025-07-30
CN116913291A (zh) 2023-10-20
IL302588A (en) 2023-07-01
CN116312576A (zh) 2023-06-23
KR102688478B1 (ko) 2024-07-26
KR102537337B1 (ko) 2023-05-26
ZA201802540B (en) 2020-08-26
IL258362A (en) 2018-05-31
US20240177718A1 (en) 2024-05-30
ES2903247T3 (es) 2022-03-31
EP3360134B1 (en) 2021-12-01
PH12018500704A1 (en) 2018-10-15
EP3926626B1 (en) 2024-05-22
CA3000781C (en) 2024-03-12
US12334085B2 (en) 2025-06-17
MA45880B1 (fr) 2022-01-31
BR122022025224B1 (pt) 2023-04-18
BR122019018870A8 (enExample) 2022-09-13
JP2021107937A (ja) 2021-07-29
IL290796A (en) 2022-04-01
US20250372104A1 (en) 2025-12-04
CO2018004868A2 (es) 2018-08-10
HK1251712A1 (zh) 2019-02-01
CA3228629A1 (en) 2017-04-13
EP3360134A1 (en) 2018-08-15
ZA202204514B (en) 2023-11-29
MY209942A (en) 2025-08-14
CA3228657A1 (en) 2017-04-13
PH12018500704B1 (en) 2021-09-24
IL290796B2 (en) 2023-10-01
EP3926626A1 (en) 2021-12-22
EP4411732A3 (en) 2024-10-09
AU2016335091B2 (en) 2021-08-19
MX2024004737A (es) 2025-04-02
ZA202001987B (en) 2022-12-21
AU2021269310B2 (en) 2023-11-16
BR112018007171A2 (pt) 2018-10-16
JP2023082173A (ja) 2023-06-13
IL302588B1 (en) 2024-10-01
KR20230079239A (ko) 2023-06-05
US11955130B2 (en) 2024-04-09
EA035064B1 (ru) 2020-04-23
US10714099B2 (en) 2020-07-14
MX380260B (es) 2025-03-12
MX2021002517A (es) 2021-04-28
JP2024147558A (ja) 2024-10-16
AU2021269310A1 (en) 2021-12-09
US20220284907A1 (en) 2022-09-08
CA3000781A1 (en) 2017-04-13
SA518391264B1 (ar) 2021-10-06
HK1250586A1 (zh) 2019-01-04
MA45880A (fr) 2018-08-15
MY188894A (en) 2022-01-12
IL302588B2 (en) 2025-02-01
CN116913292A (zh) 2023-10-20
IL315233A (en) 2024-10-01
PH12022551663A1 (en) 2023-11-13
AU2024200839A1 (en) 2024-02-29
IL258362B (en) 2022-04-01
JP7728924B2 (ja) 2025-08-25
JP7258072B2 (ja) 2023-04-14
US20210035588A1 (en) 2021-02-04
BR122019018870A2 (pt) 2018-10-16
CN116312575A (zh) 2023-06-23
WO2017060412A1 (en) 2017-04-13
CN108140390B (zh) 2023-06-09
JP2018530000A (ja) 2018-10-11
US20180268827A1 (en) 2018-09-20
US11373661B2 (en) 2022-06-28
EP4411732A2 (en) 2024-08-07
BR122022025233B1 (pt) 2023-04-18
EA201890845A1 (ru) 2018-10-31

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