KR101629862B1 - 파라메트릭 스테레오 업믹스 장치, 파라메트릭 스테레오 디코더, 파라메트릭 스테레오 다운믹스 장치, 파라메트릭 스테레오 인코더 - Google Patents

파라메트릭 스테레오 업믹스 장치, 파라메트릭 스테레오 디코더, 파라메트릭 스테레오 다운믹스 장치, 파라메트릭 스테레오 인코더 Download PDF

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KR101629862B1
KR101629862B1 KR1020107028681A KR20107028681A KR101629862B1 KR 101629862 B1 KR101629862 B1 KR 101629862B1 KR 1020107028681 A KR1020107028681 A KR 1020107028681A KR 20107028681 A KR20107028681 A KR 20107028681A KR 101629862 B1 KR101629862 B1 KR 101629862B1
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에릭 헤. 피. 사위에르스
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코닌클리케 필립스 엔.브이.
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    • 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
    • G10L19/018—Audio watermarking, i.e. embedding inaudible data in the audio signal
    • 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 
    • 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
    • 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 
    • 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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  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Mathematical Physics (AREA)
  • Multimedia (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Health & Medical Sciences (AREA)
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  • Pure & Applied Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Stereophonic System (AREA)
KR1020107028681A 2008-05-23 2009-05-14 파라메트릭 스테레오 업믹스 장치, 파라메트릭 스테레오 디코더, 파라메트릭 스테레오 다운믹스 장치, 파라메트릭 스테레오 인코더 Active KR101629862B1 (ko)

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EP08156801 2008-05-23
EP08156801.6 2008-05-23

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KR101629862B1 true KR101629862B1 (ko) 2016-06-24

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EP (1) EP2283483B1 (enExample)
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CN (1) CN102037507B (enExample)
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BRPI0908630A2 (pt) 2017-10-03
US20170134875A1 (en) 2017-05-11
US12192734B2 (en) 2025-01-07
MX2010012580A (es) 2010-12-20
JP5122681B2 (ja) 2013-01-16
US11019445B2 (en) 2021-05-25
BRPI0908630B1 (pt) 2020-09-15
BR122020009732B1 (pt) 2021-01-19
US10136237B2 (en) 2018-11-20
US20110096932A1 (en) 2011-04-28
RU2010152580A (ru) 2012-06-27
US11871205B2 (en) 2024-01-09
BRPI0908630A8 (pt) 2017-12-12
TWI484477B (zh) 2015-05-11
JP2011522472A (ja) 2011-07-28
CN102037507B (zh) 2013-02-06
KR20110020846A (ko) 2011-03-03
US9591425B2 (en) 2017-03-07
BR122020009727B1 (pt) 2021-04-06
TW201011736A (en) 2010-03-16
RU2497204C2 (ru) 2013-10-27
EP2283483A1 (en) 2011-02-16
US20190058960A1 (en) 2019-02-21
CN102037507A (zh) 2011-04-27
US20240121567A1 (en) 2024-04-11
US20140321652A1 (en) 2014-10-30
US8811621B2 (en) 2014-08-19
US20210274302A1 (en) 2021-09-02
WO2009141775A1 (en) 2009-11-26
EP2283483B1 (en) 2013-03-13

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