RU2666239C2 - Устройство и способ для осуществления понижающего микширования saoc объемного (3d) аудиоконтента - Google Patents

Устройство и способ для осуществления понижающего микширования saoc объемного (3d) аудиоконтента Download PDF

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RU2666239C2
RU2666239C2 RU2016105472A RU2016105472A RU2666239C2 RU 2666239 C2 RU2666239 C2 RU 2666239C2 RU 2016105472 A RU2016105472 A RU 2016105472A RU 2016105472 A RU2016105472 A RU 2016105472A RU 2666239 C2 RU2666239 C2 RU 2666239C2
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audio
channels
information
transport
depending
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RU2016105472A
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RU2016105472A (ru
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Саша ДИШ
Харальд ФУКС
Оливер ХЕЛЛЬМУТ
Юрген ХЕРРЕ
Адриан МУРТАЗА
Фалько РИДДЕРБУШ
Леон ТЕРЕНТИВ
Йоуни ПАУЛУС
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Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф.
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H04S3/02—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
    • 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 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H04S3/006—Systems employing more than two channels, e.g. quadraphonic in which a plurality of audio signals are transformed in a combination of audio signals and modulated signals, e.g. CD-4 systems
    • 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 
    • H04S7/00—Indicating arrangements; Control arrangements, e.g. balance control
    • H04S7/30—Control circuits for electronic adaptation of the sound field
    • H04S7/305—Electronic adaptation of stereophonic audio signals to reverberation of the listening space
    • 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
    • H04S2400/01—Multi-channel, i.e. more than two input channels, sound reproduction with two speakers wherein the multi-channel information is substantially preserved
    • 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 
    • H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
    • H04S2400/13—Aspects of volume control, not necessarily automatic, in stereophonic sound 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
    • H04S2420/03—Application of parametric coding in stereophonic audio systems

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Mathematical Physics (AREA)
  • Human Computer Interaction (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Health & Medical Sciences (AREA)
  • Computational Linguistics (AREA)
  • Mathematical Analysis (AREA)
  • Theoretical Computer Science (AREA)
  • Pure & Applied Mathematics (AREA)
  • Mathematical Optimization (AREA)
  • General Physics & Mathematics (AREA)
  • Algebra (AREA)
  • Stereophonic System (AREA)
RU2016105472A 2013-07-22 2014-07-16 Устройство и способ для осуществления понижающего микширования saoc объемного (3d) аудиоконтента RU2666239C2 (ru)

Applications Claiming Priority (9)

Application Number Priority Date Filing Date Title
EP13177378.0 2013-07-22
EP20130177378 EP2830045A1 (en) 2013-07-22 2013-07-22 Concept for audio encoding and decoding for audio channels and audio objects
EP13177357.4 2013-07-22
EP13177371 2013-07-22
EP13177357 2013-07-22
EP13177371.5 2013-07-22
EP13189281.2A EP2830048A1 (en) 2013-07-22 2013-10-18 Apparatus and method for realizing a SAOC downmix of 3D audio content
EP13189281.2 2013-10-18
PCT/EP2014/065290 WO2015010999A1 (en) 2013-07-22 2014-07-16 Apparatus and method for realizing a saoc downmix of 3d audio content

Publications (2)

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RU2016105472A RU2016105472A (ru) 2017-08-28
RU2666239C2 true RU2666239C2 (ru) 2018-09-06

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RU2016105469A RU2660638C2 (ru) 2013-07-22 2014-07-17 Устройство и способ для улучшенного пространственного кодирования аудиообъектов

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EP (4) EP2830048A1 (https=)
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KR (2) KR101774796B1 (https=)
CN (3) CN112839296B (https=)
AU (2) AU2014295270B2 (https=)
BR (2) BR112016001244B1 (https=)
CA (2) CA2918529C (https=)
ES (2) ES2768431T3 (https=)
MX (2) MX355589B (https=)
MY (2) MY176990A (https=)
PL (2) PL3025333T3 (https=)
PT (1) PT3025333T (https=)
RU (2) RU2666239C2 (https=)
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