CN111182443B - 包括编码hoa表示的位流的解码方法和装置 - Google Patents

包括编码hoa表示的位流的解码方法和装置 Download PDF

Info

Publication number
CN111182443B
CN111182443B CN202010019997.0A CN202010019997A CN111182443B CN 111182443 B CN111182443 B CN 111182443B CN 202010019997 A CN202010019997 A CN 202010019997A CN 111182443 B CN111182443 B CN 111182443B
Authority
CN
China
Prior art keywords
array
prediction
hoa
activepred
elements
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
CN202010019997.0A
Other languages
English (en)
Chinese (zh)
Other versions
CN111182443A (zh
Inventor
A·克鲁埃格尔
S·科尔多恩
O·伍埃博尔特
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.)
Dolby International AB
Original Assignee
Dolby International 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 International AB filed Critical Dolby International AB
Publication of CN111182443A publication Critical patent/CN111182443A/zh
Application granted granted Critical
Publication of CN111182443B publication Critical patent/CN111182443B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

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
    • G10L19/04—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computational Linguistics (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Health & Medical Sciences (AREA)
  • Mathematical Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Stereophonic System (AREA)
  • Circuit For Audible Band Transducer (AREA)
CN202010019997.0A 2014-01-08 2014-12-19 包括编码hoa表示的位流的解码方法和装置 Active CN111182443B (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
EP14305022 2014-01-08
EP14305022.7 2014-01-08
EP14305061.5 2014-01-16
EP14305061 2014-01-16
CN201480072725.XA CN105981100B (zh) 2014-01-08 2014-12-19 用于改善对声场的高阶高保真度立体声响复制表示进行编码所需的边信息的编码的方法和装置

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CN201480072725.XA Division CN105981100B (zh) 2014-01-08 2014-12-19 用于改善对声场的高阶高保真度立体声响复制表示进行编码所需的边信息的编码的方法和装置

Publications (2)

Publication Number Publication Date
CN111182443A CN111182443A (zh) 2020-05-19
CN111182443B true CN111182443B (zh) 2021-10-22

Family

ID=52134201

Family Applications (7)

Application Number Title Priority Date Filing Date
CN202010019997.0A Active CN111182443B (zh) 2014-01-08 2014-12-19 包括编码hoa表示的位流的解码方法和装置
CN202010019977.3A Active CN111179955B (zh) 2014-01-08 2014-12-19 包括编码hoa表示的位流的解码方法和装置、以及介质
CN201480072725.XA Active CN105981100B (zh) 2014-01-08 2014-12-19 用于改善对声场的高阶高保真度立体声响复制表示进行编码所需的边信息的编码的方法和装置
CN202410341175.2A Pending CN118248156A (zh) 2014-01-08 2014-12-19 包括编码hoa表示的位流的解码方法和装置、以及介质
CN202010020047.XA Active CN111028849B (zh) 2014-01-08 2014-12-19 包括编码hoa表示的位流的解码方法和装置、以及介质
CN202410171734.XA Pending CN118016077A (zh) 2014-01-08 2014-12-19 包括编码hoa表示的位流的解码方法和装置、以及介质
CN202010025266.7A Active CN111179951B (zh) 2014-01-08 2014-12-19 包括编码hoa表示的位流的解码方法和装置、以及介质

Family Applications After (6)

Application Number Title Priority Date Filing Date
CN202010019977.3A Active CN111179955B (zh) 2014-01-08 2014-12-19 包括编码hoa表示的位流的解码方法和装置、以及介质
CN201480072725.XA Active CN105981100B (zh) 2014-01-08 2014-12-19 用于改善对声场的高阶高保真度立体声响复制表示进行编码所需的边信息的编码的方法和装置
CN202410341175.2A Pending CN118248156A (zh) 2014-01-08 2014-12-19 包括编码hoa表示的位流的解码方法和装置、以及介质
CN202010020047.XA Active CN111028849B (zh) 2014-01-08 2014-12-19 包括编码hoa表示的位流的解码方法和装置、以及介质
CN202410171734.XA Pending CN118016077A (zh) 2014-01-08 2014-12-19 包括编码hoa表示的位流的解码方法和装置、以及介质
CN202010025266.7A Active CN111179951B (zh) 2014-01-08 2014-12-19 包括编码hoa表示的位流的解码方法和装置、以及介质

Country Status (6)

Country Link
US (10) US9990934B2 (enExample)
EP (4) EP4089675B1 (enExample)
JP (5) JP6530412B2 (enExample)
KR (4) KR102409796B1 (enExample)
CN (7) CN111182443B (enExample)
WO (1) WO2015104166A1 (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11781416B2 (en) 2019-10-16 2023-10-10 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

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
CN102547549A (zh) * 2010-12-21 2012-07-04 汤姆森特许公司 编码解码2或3维声场环绕声表示的连续帧的方法和装置
CN102823277A (zh) * 2010-03-26 2012-12-12 汤姆森特许公司 解码用于音频回放的音频声场表示的方法和装置
WO2013000740A1 (en) * 2011-06-30 2013-01-03 Thomson Licensing Method and apparatus for changing the relative positions of sound objects contained within a higher-order ambisonics representation
EP2637428A1 (en) * 2012-03-06 2013-09-11 Thomson Licensing Method and Apparatus for playback of a Higher-Order Ambisonics audio signal

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
ES2895384T3 (es) * 2007-11-16 2022-02-21 Divx Llc Encabezado de fragmentos que incorpora indicadores binarios y campos de longitud variable correlacionados
US8219409B2 (en) * 2008-03-31 2012-07-10 Ecole Polytechnique Federale De Lausanne Audio wave field encoding
US8504184B2 (en) * 2009-02-04 2013-08-06 Panasonic Corporation Combination device, telecommunication system, and combining method
EP2450880A1 (en) * 2010-11-05 2012-05-09 Thomson Licensing Data structure for Higher Order Ambisonics audio data
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

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102823277A (zh) * 2010-03-26 2012-12-12 汤姆森特许公司 解码用于音频回放的音频声场表示的方法和装置
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
CN102547549A (zh) * 2010-12-21 2012-07-04 汤姆森特许公司 编码解码2或3维声场环绕声表示的连续帧的方法和装置
WO2013000740A1 (en) * 2011-06-30 2013-01-03 Thomson Licensing Method and apparatus for changing the relative positions of sound objects contained within a higher-order ambisonics representation
EP2637428A1 (en) * 2012-03-06 2013-09-11 Thomson Licensing Method and Apparatus for playback of a Higher-Order Ambisonics audio signal
CN103313182A (zh) * 2012-03-06 2013-09-18 汤姆逊许可公司 用于回放更高阶立体混响音频信号的方法和设备

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
Ambisonic声重发系统的优化改进;龚惠哲;《中国博士学位论文全文数据库 工程科技Ⅱ辑》;20111015;全文 *
SOUND SPATIALIZATION BY HIGHER ORDER AMBISONICS_ ENCODING AND DECODING A SOUND SCENE IN PRACTICE FROM A THEORETICAL POINT OF VIEW;Rozenn Nicol;《the 2nd International Symposium on Ambisonics and Spherical Acoustics》;20100507;全文 *

Also Published As

Publication number Publication date
KR102686291B1 (ko) 2024-07-19
US11488614B2 (en) 2022-11-01
US11869523B2 (en) 2024-01-09
JP7258063B2 (ja) 2023-04-14
KR102338374B1 (ko) 2021-12-13
EP3648102A1 (en) 2020-05-06
US20190362731A1 (en) 2019-11-28
CN111179955A (zh) 2020-05-19
CN111028849A (zh) 2020-04-17
US10424312B2 (en) 2019-09-24
CN118016077A (zh) 2024-05-10
WO2015104166A1 (en) 2015-07-16
US20230108008A1 (en) 2023-04-06
US20180240469A1 (en) 2018-08-23
KR102409796B1 (ko) 2022-06-22
JP2023076610A (ja) 2023-06-01
US20190214033A1 (en) 2019-07-11
JP2017508174A (ja) 2017-03-23
CN111179955B (zh) 2024-04-09
JP2019133200A (ja) 2019-08-08
CN111179951B (zh) 2024-03-01
CN111179951A (zh) 2020-05-19
KR20160106692A (ko) 2016-09-12
JP7589876B2 (ja) 2024-11-26
JP2021081753A (ja) 2021-05-27
US9990934B2 (en) 2018-06-05
US10714112B2 (en) 2020-07-14
CN111028849B (zh) 2024-03-01
CN105981100A (zh) 2016-09-28
EP3092641A1 (en) 2016-11-16
US20240185872A1 (en) 2024-06-06
KR20240116835A (ko) 2024-07-30
EP4554255A3 (en) 2025-06-25
CN105981100B (zh) 2020-02-28
US20210027795A1 (en) 2021-01-28
CN118248156A (zh) 2024-06-25
US20220115027A1 (en) 2022-04-14
EP4554255A2 (en) 2025-05-14
US20200126579A1 (en) 2020-04-23
KR20210153751A (ko) 2021-12-17
US10147437B2 (en) 2018-12-04
JP6530412B2 (ja) 2019-06-12
JP6848004B2 (ja) 2021-03-24
US10553233B2 (en) 2020-02-04
EP3092641B1 (en) 2019-11-13
JP2025003689A (ja) 2025-01-09
US11211078B2 (en) 2021-12-28
US12277948B2 (en) 2025-04-15
CN111182443A (zh) 2020-05-19
EP4089675B1 (en) 2025-02-19
EP3648102B1 (en) 2022-06-01
KR20220085848A (ko) 2022-06-22
US20160336021A1 (en) 2016-11-17
US20250329338A1 (en) 2025-10-23
EP4089675A1 (en) 2022-11-16

Similar Documents

Publication Publication Date Title
JP2025003689A (ja) 音場の高次アンビソニックス表現を符号化するために必要とされるサイド情報の符号化を改善する方法および装置
HK40107858A (zh) 包括编码hoa表示的位流的解码方法和装置、以及介质
HK40110211A (zh) 包括编码hoa表示的位流的解码方法和装置、以及介质
HK40019652A (en) Method and apparatus for decoding a bitstream including encoded hoa representations, and medium
HK40020236A (en) Method and apparatus for decoding a bitstream including encoded hoa representations, and medium
HK40019652B (zh) 包括编码hoa表示的位流的解码方法和装置、以及介质
HK40020236B (zh) 包括编码hoa表示的位流的解码方法和装置、以及介质
HK40018256B (zh) 包括编码hoa表示的位流的解码方法和装置、以及介质
HK40018256A (en) Method and apparatus for decoding a bitstream including encoded hoa representations, and medium
HK1227165B (zh) 用於改善对声场的高阶高保真度立体声响复制表示进行编码所需的边信息的编码的方法和装置
HK40020197A (en) Method and apparatus for decoding a bitstream including encoded hoa representations
HK40020197B (en) Method and apparatus for decoding a bitstream including encoded hoa representations
HK1227165A1 (en) Method and apparatus for improving the coding of side information required for coding a higher order ambisonics representation of a sound filed

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
REG Reference to a national code

Ref country code: HK

Ref legal event code: DE

Ref document number: 40020197

Country of ref document: HK

GR01 Patent grant
GR01 Patent grant