TWI779381B - 用於解碼高階保真立體音響表示之方法、裝置及非暫態電腦可讀取儲存媒體 - Google Patents

用於解碼高階保真立體音響表示之方法、裝置及非暫態電腦可讀取儲存媒體 Download PDF

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TWI779381B
TWI779381B TW109137943A TW109137943A TWI779381B TW I779381 B TWI779381 B TW I779381B TW 109137943 A TW109137943 A TW 109137943A TW 109137943 A TW109137943 A TW 109137943A TW I779381 B TWI779381 B TW I779381B
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vector
coefficient
hoa
pcm
signal
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TW109137943A
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TW202133147A (zh
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斯凡 科登
亞歷山大 克魯格
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瑞典商杜比國際公司
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    • 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
    • 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
    • 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)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • Human Computer Interaction (AREA)
  • Mathematical Physics (AREA)
  • Health & Medical Sciences (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Stereophonic System (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
  • Image Processing (AREA)
  • Radio Relay Systems (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Error Detection And Correction (AREA)
TW109137943A 2013-07-11 2014-07-04 用於解碼高階保真立體音響表示之方法、裝置及非暫態電腦可讀取儲存媒體 TWI779381B (zh)

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EP20130305986 EP2824661A1 (en) 2013-07-11 2013-07-11 Method and Apparatus for generating from a coefficient domain representation of HOA signals a mixed spatial/coefficient domain representation of said HOA signals
EP13305986.5 2013-07-11

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TW202133147A TW202133147A (zh) 2021-09-01
TWI779381B true TWI779381B (zh) 2022-10-01

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TW109137943A TWI779381B (zh) 2013-07-11 2014-07-04 用於解碼高階保真立體音響表示之方法、裝置及非暫態電腦可讀取儲存媒體
TW108127251A TWI712034B (zh) 2013-07-11 2014-07-04 用於解碼高階保真立體音響表示之方法、裝置及非暫態電腦可讀取儲存媒體
TW111133302A TWI871529B (zh) 2013-07-11 2014-07-04 用於解碼高階保真立體音響表示之方法、裝置及非暫態電腦可讀取儲存媒體
TW107115309A TWI669706B (zh) 2013-07-11 2014-07-04 用於解碼高階保真立體音響表示之方法、裝置及非暫態電腦可讀取儲存媒體
TW103123079A TWI633539B (zh) 2013-07-11 2014-07-04 從高階保真立體音響信號之係數領域表示產生該高階保真立體音響信號之混合空間或係數領域表示之方法及裝置
TW113149457A TW202516945A (zh) 2013-07-11 2014-07-04 用於解碼高階保真立體音響表示之方法、裝置及非暫態電腦可讀取儲存媒體

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TW108127251A TWI712034B (zh) 2013-07-11 2014-07-04 用於解碼高階保真立體音響表示之方法、裝置及非暫態電腦可讀取儲存媒體
TW111133302A TWI871529B (zh) 2013-07-11 2014-07-04 用於解碼高階保真立體音響表示之方法、裝置及非暫態電腦可讀取儲存媒體
TW107115309A TWI669706B (zh) 2013-07-11 2014-07-04 用於解碼高階保真立體音響表示之方法、裝置及非暫態電腦可讀取儲存媒體
TW103123079A TWI633539B (zh) 2013-07-11 2014-07-04 從高階保真立體音響信號之係數領域表示產生該高階保真立體音響信號之混合空間或係數領域表示之方法及裝置
TW113149457A TW202516945A (zh) 2013-07-11 2014-07-04 用於解碼高階保真立體音響表示之方法、裝置及非暫態電腦可讀取儲存媒體

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US (9) US9668079B2 (enExample)
EP (5) EP2824661A1 (enExample)
JP (5) JP6490068B2 (enExample)
KR (5) KR102658702B1 (enExample)
CN (9) CN110648675B (enExample)
AU (4) AU2014289527B2 (enExample)
BR (3) BR122017013717B1 (enExample)
CA (4) CA3131695C (enExample)
MX (2) MX354300B (enExample)
MY (3) MY199036A (enExample)
RU (1) RU2670797C9 (enExample)
TW (6) TWI779381B (enExample)
WO (1) WO2015003900A1 (enExample)
ZA (7) ZA201508710B (enExample)

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EP3860154B1 (en) 2014-06-27 2024-02-21 Dolby International AB Method for decoding a compressed hoa dataframe representation of a sound field.
CN107077852B (zh) 2014-06-27 2020-12-04 杜比国际公司 包括与hoa数据帧表示的特定数据帧的通道信号关联的非差分增益值的编码hoa数据帧表示
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CN110491397B (zh) 2023-10-27
RU2018135962A (ru) 2018-11-14
ZA201807916B (en) 2020-05-27
EP4012704A1 (en) 2022-06-15
JP2021036333A (ja) 2021-03-04
JP6792011B2 (ja) 2020-11-25
US20190356998A1 (en) 2019-11-21
CA2914904A1 (en) 2015-01-15
CA3131695A1 (en) 2015-01-15
US20180048974A1 (en) 2018-02-15
KR20160028442A (ko) 2016-03-11
MX378436B (es) 2025-03-10
CN117275492A (zh) 2023-12-22
CN110648675B (zh) 2023-06-23
ZA201903363B (en) 2020-09-30
CN117116273A (zh) 2023-11-24
AU2024201885A1 (en) 2024-04-11
TW202326707A (zh) 2023-07-01
CN105378833A (zh) 2016-03-02
KR102534163B1 (ko) 2023-05-30
RU2670797C2 (ru) 2018-10-25
US12245013B2 (en) 2025-03-04
US20220225045A1 (en) 2022-07-14
TWI633539B (zh) 2018-08-21
TW202516945A (zh) 2025-04-16
TWI871529B (zh) 2025-02-01
US20230179936A1 (en) 2023-06-08
KR102658702B1 (ko) 2024-04-19
MY192149A (en) 2022-08-02
EP3020041B1 (en) 2018-12-19
KR20240055139A (ko) 2024-04-26
US11297455B2 (en) 2022-04-05
MY174125A (en) 2020-03-10
RU2670797C9 (ru) 2018-11-26
CN110459230B (zh) 2023-10-20
CN110459231A (zh) 2019-11-15
JP2019113858A (ja) 2019-07-11
AU2020204222A1 (en) 2020-07-16
US11863958B2 (en) 2024-01-02
KR20230070540A (ko) 2023-05-23
EP2824661A1 (en) 2015-01-14
AU2014289527A1 (en) 2016-02-04
JP7772487B2 (ja) 2025-11-18
ZA202003171B (en) 2022-12-21
TW202133147A (zh) 2021-09-01
JP6490068B2 (ja) 2019-03-27
BR122017013717A2 (enExample) 2017-07-25
JP2024113161A (ja) 2024-08-21
US20190215630A9 (en) 2019-07-11
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BR122017013717B1 (pt) 2022-12-20
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US10382876B2 (en) 2019-08-13
US9668079B2 (en) 2017-05-30
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ZA202202891B (en) 2023-11-29
BR122020017865B1 (pt) 2024-02-27
KR20210029302A (ko) 2021-03-15
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TW201832226A (zh) 2018-09-01
CA3131695C (en) 2023-09-26
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TWI669706B (zh) 2019-08-21
EP4012704B1 (en) 2024-07-24
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AU2022204314B2 (en) 2024-03-14
CN105378833B (zh) 2019-10-22
BR112016000245A2 (enExample) 2017-07-25
EP3518235B1 (en) 2021-12-29
US10841721B2 (en) 2020-11-17
MX354300B (es) 2018-02-23
KR102226620B1 (ko) 2021-03-12
CN110459231B (zh) 2023-07-14
EP3020041A1 (en) 2016-05-18
ZA202202892B (en) 2023-11-29
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JP2022185105A (ja) 2022-12-13
MY199036A (en) 2023-10-10
JP2016528538A (ja) 2016-09-15
JP7158452B2 (ja) 2022-10-21
ZA201508710B (en) 2019-07-31
CN110491397A (zh) 2019-11-22
BR122017013717A8 (pt) 2017-12-05
WO2015003900A1 (en) 2015-01-15
EP3518235A1 (en) 2019-07-31
CN110648675A (zh) 2020-01-03
US20240171924A1 (en) 2024-05-23
BR112016000245A8 (pt) 2017-12-05
TW201503111A (zh) 2015-01-16
CN116564321A (zh) 2023-08-08
US11540076B2 (en) 2022-12-27
US9900721B2 (en) 2018-02-20
CA3131690A1 (en) 2015-01-15
TW202013353A (zh) 2020-04-01
RU2016104403A3 (enExample) 2018-05-11
AU2022204314A1 (en) 2022-07-07
BR112016000245B1 (pt) 2022-06-07
US20210144503A1 (en) 2021-05-13
TWI712034B (zh) 2020-12-01
AU2020204222B2 (en) 2022-03-24
US20170245084A1 (en) 2017-08-24
US20160150341A1 (en) 2016-05-26
MX2016000003A (es) 2016-03-09
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CN116884421A (zh) 2023-10-13
US20250184680A1 (en) 2025-06-05

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