HK1218589A1 - 對音頻場景的編碼 - Google Patents

對音頻場景的編碼

Info

Publication number
HK1218589A1
HK1218589A1 HK16106570.7A HK16106570A HK1218589A1 HK 1218589 A1 HK1218589 A1 HK 1218589A1 HK 16106570 A HK16106570 A HK 16106570A HK 1218589 A1 HK1218589 A1 HK 1218589A1
Authority
HK
Hong Kong
Prior art keywords
coding
audio scenes
scenes
audio
Prior art date
Application number
HK16106570.7A
Other languages
English (en)
Inventor
海科．普爾哈根
拉爾斯．維爾默斯
利夫．約納什．薩穆埃爾松
托尼．希爾沃寧
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 HK1218589A1 publication Critical patent/HK1218589A1/zh

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
    • 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 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H04S3/02—Systems employing more than two channels, e.g. quadraphonic of the matrix type, i.e. in which input signals are combined algebraically, e.g. after having been phase shifted with respect to each other
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S5/00—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation 
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
    • H04S2400/03—Aspects of down-mixing multi-channel audio to configurations with lower numbers of playback channels, e.g. 7.1 -> 5.1
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
    • H04S2400/11—Positioning of individual sound objects, e.g. moving airplane, within a sound field
    • 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
    • H04S2420/07—Synergistic effects of band splitting and sub-band processing

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Mathematical Physics (AREA)
  • Algebra (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Stereophonic System (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
HK16106570.7A 2013-05-24 2016-06-08 對音頻場景的編碼 HK1218589A1 (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201361827246P 2013-05-24 2013-05-24
PCT/EP2014/060727 WO2014187986A1 (en) 2013-05-24 2014-05-23 Coding of audio scenes

Publications (1)

Publication Number Publication Date
HK1218589A1 true HK1218589A1 (zh) 2017-02-24

Family

ID=50884378

Family Applications (1)

Application Number Title Priority Date Filing Date
HK16106570.7A HK1218589A1 (zh) 2013-05-24 2016-06-08 對音頻場景的編碼

Country Status (20)

Country Link
US (9) US10026408B2 (zh)
EP (1) EP3005355B1 (zh)
KR (1) KR101761569B1 (zh)
CN (7) CN117012210A (zh)
AU (1) AU2014270299B2 (zh)
BR (2) BR112015029132B1 (zh)
CA (5) CA3123374C (zh)
DK (1) DK3005355T3 (zh)
ES (1) ES2636808T3 (zh)
HK (1) HK1218589A1 (zh)
HU (1) HUE033428T2 (zh)
IL (8) IL296208B2 (zh)
IN (1) IN2015MN03262A (zh)
MX (1) MX349394B (zh)
MY (1) MY178342A (zh)
PL (1) PL3005355T3 (zh)
RU (1) RU2608847C1 (zh)
SG (1) SG11201508841UA (zh)
UA (1) UA113692C2 (zh)
WO (1) WO2014187986A1 (zh)

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Also Published As

Publication number Publication date
ES2636808T3 (es) 2017-10-09
CA2910755C (en) 2018-11-20
PL3005355T3 (pl) 2017-11-30
IL302328B1 (en) 2024-01-01
US10726853B2 (en) 2020-07-28
US20230290363A1 (en) 2023-09-14
EP3005355A1 (en) 2016-04-13
CA3123374C (en) 2024-01-02
SG11201508841UA (en) 2015-12-30
IL290275A (en) 2022-04-01
US10468040B2 (en) 2019-11-05
US10026408B2 (en) 2018-07-17
US20180301156A1 (en) 2018-10-18
CN116935865A (zh) 2023-10-24
US20190295558A1 (en) 2019-09-26
US20190251976A1 (en) 2019-08-15
BR112015029132B1 (pt) 2022-05-03
US10347261B2 (en) 2019-07-09
US20160125888A1 (en) 2016-05-05
IL296208A (en) 2022-11-01
CN109887516B (zh) 2023-10-20
US20220310102A1 (en) 2022-09-29
AU2014270299B2 (en) 2017-08-10
WO2014187986A1 (en) 2014-11-27
IN2015MN03262A (zh) 2015-12-04
IL290275B2 (en) 2023-02-01
CA2910755A1 (en) 2014-11-27
CN105247611A (zh) 2016-01-13
IL242264B (en) 2019-06-30
BR122020017152B1 (pt) 2022-07-26
CN110085239B (zh) 2023-08-04
CN109887516A (zh) 2019-06-14
CN117012210A (zh) 2023-11-07
US10468039B2 (en) 2019-11-05
MX2015015988A (es) 2016-04-13
CN109887517A (zh) 2019-06-14
CA3123374A1 (en) 2014-11-27
US10468041B2 (en) 2019-11-05
IL296208B2 (en) 2023-09-01
CA3211308A1 (en) 2014-11-27
BR112015029132A2 (pt) 2017-07-25
CN117059107A (zh) 2023-11-14
IL302328A (en) 2023-06-01
IL265896A (en) 2019-06-30
US11682403B2 (en) 2023-06-20
EP3005355B1 (en) 2017-07-19
US11315577B2 (en) 2022-04-26
IL290275B (en) 2022-10-01
RU2608847C1 (ru) 2017-01-25
US20210012781A1 (en) 2021-01-14
UA113692C2 (xx) 2017-02-27
KR101761569B1 (ko) 2017-07-27
IL296208B1 (en) 2023-05-01
MX349394B (es) 2017-07-26
CA3211326A1 (en) 2014-11-27
IL284586A (en) 2021-08-31
IL278377B (en) 2021-08-31
IL302328B2 (en) 2024-05-01
CA3017077C (en) 2021-08-17
IL309130A (en) 2024-02-01
DK3005355T3 (en) 2017-09-25
IL309130B1 (en) 2024-08-01
CN105247611B (zh) 2019-02-15
HUE033428T2 (en) 2017-11-28
US20200020345A1 (en) 2020-01-16
CN110085239A (zh) 2019-08-02
US20190295557A1 (en) 2019-09-26
CA3017077A1 (en) 2014-11-27
MY178342A (en) 2020-10-08
KR20150136136A (ko) 2015-12-04
AU2014270299A1 (en) 2015-11-12
IL284586B (en) 2022-04-01
CN109887517B (zh) 2023-05-23

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