HUE039048T2 - Szimmetria információ megszerzése magasabb rendû ambiszonikus audió renderelõkhöz - Google Patents

Szimmetria információ megszerzése magasabb rendû ambiszonikus audió renderelõkhöz

Info

Publication number
HUE039048T2
HUE039048T2 HUE15727844A HUE15727844A HUE039048T2 HU E039048 T2 HUE039048 T2 HU E039048T2 HU E15727844 A HUE15727844 A HU E15727844A HU E15727844 A HUE15727844 A HU E15727844A HU E039048 T2 HUE039048 T2 HU E039048T2
Authority
HU
Hungary
Prior art keywords
higher order
order ambisonic
ambisonic audio
symmetry information
audio renderers
Prior art date
Application number
HUE15727844A
Other languages
English (en)
Hungarian (hu)
Inventor
Nils Guenther Peters
Dipanjan Sen
Martin James Morrell
Original Assignee
Qualcomm Inc
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
Priority claimed from US14/724,615 external-priority patent/US9883310B2/en
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Publication of HUE039048T2 publication Critical patent/HUE039048T2/hu

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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04SSTEREOPHONIC SYSTEMS 
    • H04S3/00Systems employing more than two channels, e.g. quadraphonic
    • H04S3/02Systems 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
    • 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04SSTEREOPHONIC SYSTEMS 
    • H04S2420/00Techniques used stereophonic systems covered by H04S but not provided for in its groups
    • H04S2420/03Application of parametric coding in stereophonic audio systems
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04SSTEREOPHONIC SYSTEMS 
    • H04S2420/00Techniques used stereophonic systems covered by H04S but not provided for in its groups
    • H04S2420/11Application of ambisonics in stereophonic audio systems
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04SSTEREOPHONIC SYSTEMS 
    • H04S3/00Systems employing more than two channels, e.g. quadraphonic
    • H04S3/008Systems 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
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Mathematical Physics (AREA)
  • Human Computer Interaction (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • Multimedia (AREA)
  • Algebra (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Stereophonic System (AREA)
HUE15727844A 2014-05-30 2015-05-29 Szimmetria információ megszerzése magasabb rendû ambiszonikus audió renderelõkhöz HUE039048T2 (hu)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201462005829P 2014-05-30 2014-05-30
US201462023662P 2014-07-11 2014-07-11
US14/724,615 US9883310B2 (en) 2013-02-08 2015-05-28 Obtaining symmetry information for higher order ambisonic audio renderers

Publications (1)

Publication Number Publication Date
HUE039048T2 true HUE039048T2 (hu) 2018-12-28

Family

ID=53366342

Family Applications (1)

Application Number Title Priority Date Filing Date
HUE15727844A HUE039048T2 (hu) 2014-05-30 2015-05-29 Szimmetria információ megszerzése magasabb rendû ambiszonikus audió renderelõkhöz

Country Status (9)

Country Link
EP (1) EP3149972B1 (de)
JP (1) JP6423009B2 (de)
KR (1) KR101941764B1 (de)
CN (1) CN106465029B (de)
BR (1) BR112016028212B1 (de)
CA (1) CA2950014C (de)
ES (1) ES2696930T3 (de)
HU (1) HUE039048T2 (de)
WO (1) WO2015184316A1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10015618B1 (en) * 2017-08-01 2018-07-03 Google Llc Incoherent idempotent ambisonics rendering
IL307898A (en) 2018-07-02 2023-12-01 Dolby Laboratories Licensing Corp Methods and devices for encoding and/or decoding embedded audio signals
CN110099351B (zh) * 2019-04-01 2020-11-03 中车青岛四方机车车辆股份有限公司 一种声场回放方法、装置和系统

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2486561B1 (de) * 2009-10-07 2016-03-30 The University Of Sydney Rekonstruktion eines aufgezeichneten schallfelds
CN104584588B (zh) * 2012-07-16 2017-03-29 杜比国际公司 用于渲染音频声场表示以供音频回放的方法和设备
US10499176B2 (en) 2013-05-29 2019-12-03 Qualcomm Incorporated Identifying codebooks to use when coding spatial components of a sound field

Also Published As

Publication number Publication date
BR112016028212A2 (pt) 2017-08-22
CN106465029A (zh) 2017-02-22
JP6423009B2 (ja) 2018-11-14
EP3149972A1 (de) 2017-04-05
CN106465029B (zh) 2018-05-08
CA2950014A1 (en) 2015-12-03
KR101941764B1 (ko) 2019-01-23
JP2017520174A (ja) 2017-07-20
BR112016028212B1 (pt) 2022-08-23
CA2950014C (en) 2019-12-03
KR20170015898A (ko) 2017-02-10
WO2015184316A1 (en) 2015-12-03
EP3149972B1 (de) 2018-08-15
ES2696930T3 (es) 2019-01-18

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