JP5542306B2 - オーディオ信号のスケーラブル符号化及び復号 - Google Patents

オーディオ信号のスケーラブル符号化及び復号 Download PDF

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JP5542306B2
JP5542306B2 JP2007550000A JP2007550000A JP5542306B2 JP 5542306 B2 JP5542306 B2 JP 5542306B2 JP 2007550000 A JP2007550000 A JP 2007550000A JP 2007550000 A JP2007550000 A JP 2007550000A JP 5542306 B2 JP5542306 B2 JP 5542306B2
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waveform
audio signal
bit stream
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JP2008527439A5 (enExample
JP2008527439A (ja
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アーノルダス ダブリュ ジェイ オーメン
デ ケルクホフ レオン エム ファン
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Koninklijke Philips NV
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Koninklijke Philips Electronics NV
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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

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  • Engineering & Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
JP2007550000A 2005-01-11 2006-01-06 オーディオ信号のスケーラブル符号化及び復号 Active JP5542306B2 (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
EP05100124 2005-01-11
EP05100124.6 2005-01-11
EP05104571.4 2005-05-27
EP05104571 2005-05-27
PCT/IB2006/050055 WO2006075269A1 (en) 2005-01-11 2006-01-06 Scalable encoding/decoding of audio signals

Publications (3)

Publication Number Publication Date
JP2008527439A JP2008527439A (ja) 2008-07-24
JP2008527439A5 JP2008527439A5 (enExample) 2009-02-19
JP5542306B2 true JP5542306B2 (ja) 2014-07-09

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JP2007550000A Active JP5542306B2 (ja) 2005-01-11 2006-01-06 オーディオ信号のスケーラブル符号化及び復号

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US (1) US7937272B2 (enExample)
EP (1) EP1839297B1 (enExample)
JP (1) JP5542306B2 (enExample)
CN (1) CN101103393B (enExample)
BR (1) BRPI0606387B1 (enExample)
PL (1) PL1839297T3 (enExample)
WO (1) WO2006075269A1 (enExample)

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EP1883067A1 (en) * 2006-07-24 2008-01-30 Deutsche Thomson-Brandt Gmbh Method and apparatus for lossless encoding of a source signal, using a lossy encoded data stream and a lossless extension data stream
US8463605B2 (en) * 2007-01-05 2013-06-11 Lg Electronics Inc. Method and an apparatus for decoding an audio signal
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KR101380170B1 (ko) * 2007-08-31 2014-04-02 삼성전자주식회사 미디어 신호 인코딩/디코딩 방법 및 장치
CN102388417B (zh) * 2009-03-17 2015-10-21 杜比国际公司 基于自适应地可选择的左/右或中央/侧边立体声编码和参数立体声编码的组合的高级立体声编码
EP2500901B1 (en) 2009-11-12 2018-09-19 III Holdings 12, LLC Audio encoder apparatus and audio encoding method
CN102081927B (zh) * 2009-11-27 2012-07-18 中兴通讯股份有限公司 一种可分层音频编码、解码方法及系统
TWI516138B (zh) * 2010-08-24 2016-01-01 杜比國際公司 從二聲道音頻訊號決定參數式立體聲參數之系統與方法及其電腦程式產品
BR112013020852A2 (pt) * 2011-02-17 2016-10-18 Panasonic Corp dispositivo de codificação de vídeo, método de codificação de vídeo, programa de codificação de vídeo, dispositivo de reprodução de vídeo, método de reprodução de vídeo, e programa de reprodução de vídeo
US8577671B1 (en) 2012-07-20 2013-11-05 Veveo, Inc. Method of and system for using conversation state information in a conversational interaction system
US9465833B2 (en) 2012-07-31 2016-10-11 Veveo, Inc. Disambiguating user intent in conversational interaction system for large corpus information retrieval
WO2014115225A1 (ja) * 2013-01-22 2014-07-31 パナソニック株式会社 帯域幅拡張パラメータ生成装置、符号化装置、復号装置、帯域幅拡張パラメータ生成方法、符号化方法、および、復号方法
CN104078048B (zh) * 2013-03-29 2017-05-03 北京天籁传音数字技术有限公司 一种声音解码装置及其方法
ES2700246T3 (es) * 2013-08-28 2019-02-14 Dolby Laboratories Licensing Corp Mejora paramétrica de la voz
EP2922057A1 (en) * 2014-03-21 2015-09-23 Thomson Licensing Method for compressing a Higher Order Ambisonics (HOA) signal, method for decompressing a compressed HOA signal, apparatus for compressing a HOA signal, and apparatus for decompressing a compressed HOA signal
EP2963649A1 (en) 2014-07-01 2016-01-06 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio processor and method for processing an audio signal using horizontal phase correction
US9852136B2 (en) 2014-12-23 2017-12-26 Rovi Guides, Inc. Systems and methods for determining whether a negation statement applies to a current or past query
US9854049B2 (en) 2015-01-30 2017-12-26 Rovi Guides, Inc. Systems and methods for resolving ambiguous terms in social chatter based on a user profile
TWI771266B (zh) * 2015-03-13 2022-07-11 瑞典商杜比國際公司 解碼具有增強頻譜帶複製元資料在至少一填充元素中的音訊位元流
KR102067044B1 (ko) * 2016-02-17 2020-01-17 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 과도 프로세싱을 향상시키기 위한 사후 프로세서, 사전 프로세서, 오디오 인코더, 오디오 디코더, 및 관련 방법
CN118192925A (zh) 2018-08-21 2024-06-14 杜比国际公司 即时播放帧(ipf)的生成、传输及处理的方法、设备及系统

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Also Published As

Publication number Publication date
CN101103393B (zh) 2011-07-06
US7937272B2 (en) 2011-05-03
BRPI0606387A2 (pt) 2009-11-10
CN101103393A (zh) 2008-01-09
JP2008527439A (ja) 2008-07-24
BRPI0606387B1 (pt) 2019-11-26
EP1839297A1 (en) 2007-10-03
US20080154615A1 (en) 2008-06-26
PL1839297T3 (pl) 2019-05-31
EP1839297B1 (en) 2018-11-14
WO2006075269A1 (en) 2006-07-20

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