KR20180069095A - 저 지연 객체 메타데이터 코딩을 위한 장치 및 방법 - Google Patents

저 지연 객체 메타데이터 코딩을 위한 장치 및 방법 Download PDF

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KR20180069095A
KR20180069095A KR1020187016512A KR20187016512A KR20180069095A KR 20180069095 A KR20180069095 A KR 20180069095A KR 1020187016512 A KR1020187016512 A KR 1020187016512A KR 20187016512 A KR20187016512 A KR 20187016512A KR 20180069095 A KR20180069095 A KR 20180069095A
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크리스티안 보르스
크리스티안 에르텔
요하네스 힐퍼트
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프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베.
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    • 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 
    • H04S5/005—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation  of the pseudo five- or more-channel type, e.g. virtual surround
    • 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
    • G10L19/005—Correction of errors induced by the transmission channel, if related to the coding algorithm
    • 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
    • G10L19/02—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 spectral analysis, e.g. transform vocoders or subband vocoders
    • 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
    • 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
    • H04S3/008—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 
    • 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

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Human Computer Interaction (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Mathematical Physics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Algebra (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Analysis (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Stereophonic System (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
KR1020187016512A 2013-07-22 2014-07-16 저 지연 객체 메타데이터 코딩을 위한 장치 및 방법 Ceased KR20180069095A (ko)

Applications Claiming Priority (9)

Application Number Priority Date Filing Date Title
EP13177365 2013-07-22
EPEP13177365 2013-07-22
EP20130177378 EP2830045A1 (en) 2013-07-22 2013-07-22 Concept for audio encoding and decoding for audio channels and audio objects
EPEP13177378 2013-07-22
EP13177367 2013-07-22
EPEP13177367 2013-07-22
EP13189279.6A EP2830047A1 (en) 2013-07-22 2013-10-18 Apparatus and method for low delay object metadata coding
EPEP13189279 2013-10-18
PCT/EP2014/065283 WO2015010996A1 (en) 2013-07-22 2014-07-16 Apparatus and method for low delay object metadata coding

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KR1020187016512A Ceased KR20180069095A (ko) 2013-07-22 2014-07-16 저 지연 객체 메타데이터 코딩을 위한 장치 및 방법
KR1020237012205A Active KR102934742B1 (ko) 2013-07-22 2014-07-16 저 지연 객체 메타데이터 코딩을 위한 장치 및 방법
KR1020217012288A Ceased KR20210048599A (ko) 2013-07-22 2014-07-16 저 지연 객체 메타데이터 코딩을 위한 장치 및 방법
KR1020167004622A Active KR101865213B1 (ko) 2013-07-22 2014-07-16 효율적인 객체 메타데이터 코딩을 위한 장치 및 방법
KR1020267006157A Pending KR20260036610A (ko) 2013-07-22 2014-07-16 저 지연 객체 메타데이터 코딩을 위한 장치 및 방법
KR1020167004615A Ceased KR20160033775A (ko) 2013-07-22 2014-07-16 저 지연 객체 메타데이터 코딩을 위한 장치 및 방법

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KR1020217012288A Ceased KR20210048599A (ko) 2013-07-22 2014-07-16 저 지연 객체 메타데이터 코딩을 위한 장치 및 방법
KR1020167004622A Active KR101865213B1 (ko) 2013-07-22 2014-07-16 효율적인 객체 메타데이터 코딩을 위한 장치 및 방법
KR1020267006157A Pending KR20260036610A (ko) 2013-07-22 2014-07-16 저 지연 객체 메타데이터 코딩을 위한 장치 및 방법
KR1020167004615A Ceased KR20160033775A (ko) 2013-07-22 2014-07-16 저 지연 객체 메타데이터 코딩을 위한 장치 및 방법

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US (8) US9743210B2 (https=)
EP (5) EP2830047A1 (https=)
JP (2) JP6239109B2 (https=)
KR (6) KR20180069095A (https=)
CN (3) CN105474309B (https=)
AU (2) AU2014295271B2 (https=)
BR (2) BR112016001140B1 (https=)
CA (2) CA2918860C (https=)
ES (1) ES2881076T3 (https=)
MX (2) MX357577B (https=)
MY (1) MY176994A (https=)
RU (2) RU2672175C2 (https=)
SG (2) SG11201600469TA (https=)
TW (1) TWI560703B (https=)
WO (2) WO2015010996A1 (https=)
ZA (2) ZA201601045B (https=)

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