KR101450940B1 - 멀티채널 오디오의 조인트 인핸스먼트 - Google Patents

멀티채널 오디오의 조인트 인핸스먼트 Download PDF

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KR101450940B1
KR101450940B1 KR1020107006915A KR20107006915A KR101450940B1 KR 101450940 B1 KR101450940 B1 KR 101450940B1 KR 1020107006915 A KR1020107006915 A KR 1020107006915A KR 20107006915 A KR20107006915 A KR 20107006915A KR 101450940 B1 KR101450940 B1 KR 101450940B1
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encoder
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KR20100063099A (ko
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에릭 노르벨
아니세 타레브
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텔레폰악티에볼라겟엘엠에릭슨(펍)
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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
    • G10L19/04—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
    • G10L19/24—Variable rate codecs, e.g. for generating different qualities using a scalable representation such as hierarchical encoding or layered encoding
    • 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

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Mathematical Physics (AREA)
  • Quality & Reliability (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
KR1020107006915A 2007-09-19 2008-04-17 멀티채널 오디오의 조인트 인핸스먼트 Expired - Fee Related KR101450940B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US96017507P 2007-09-19 2007-09-19
US60/960,175 2007-09-19
PCT/SE2008/000272 WO2009038512A1 (en) 2007-09-19 2008-04-17 Joint enhancement of multi-channel audio

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KR20100063099A KR20100063099A (ko) 2010-06-10
KR101450940B1 true KR101450940B1 (ko) 2014-10-15

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US (1) US8218775B2 (https=)
EP (1) EP2201566B1 (https=)
JP (1) JP5363488B2 (https=)
KR (1) KR101450940B1 (https=)
CN (1) CN101802907B (https=)
PL (1) PL2201566T3 (https=)
WO (1) WO2009038512A1 (https=)

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CN114420139A (zh) * 2018-05-31 2022-04-29 华为技术有限公司 一种下混信号的计算方法及装置
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JP7092050B2 (ja) * 2019-01-17 2022-06-28 日本電信電話株式会社 多地点制御方法、装置及びプログラム
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Publication number Publication date
JP5363488B2 (ja) 2013-12-11
WO2009038512A1 (en) 2009-03-26
EP2201566B1 (en) 2015-11-11
EP2201566A1 (en) 2010-06-30
US20100322429A1 (en) 2010-12-23
JP2010540985A (ja) 2010-12-24
US8218775B2 (en) 2012-07-10
CN101802907A (zh) 2010-08-11
KR20100063099A (ko) 2010-06-10
PL2201566T3 (pl) 2016-04-29
CN101802907B (zh) 2013-11-13
EP2201566A4 (en) 2011-09-28

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