PL1866911T3 - Skalowalne, wielokanałowe kodowanie dźwięku - Google Patents

Skalowalne, wielokanałowe kodowanie dźwięku

Info

Publication number
PL1866911T3
PL1866911T3 PL06711111T PL06711111T PL1866911T3 PL 1866911 T3 PL1866911 T3 PL 1866911T3 PL 06711111 T PL06711111 T PL 06711111T PL 06711111 T PL06711111 T PL 06711111T PL 1866911 T3 PL1866911 T3 PL 1866911T3
Authority
PL
Poland
Prior art keywords
audio signals
encoder
dominant
channel audio
audio
Prior art date
Application number
PL06711111T
Other languages
English (en)
Inventor
Francois P Myburg
Erik G P Schuijers
Original Assignee
Koninl Philips Electronics Nv
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=36579108&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=PL1866911(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Koninl Philips Electronics Nv filed Critical Koninl Philips Electronics Nv
Publication of PL1866911T3 publication Critical patent/PL1866911T3/pl

Links

Classifications

    • 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
    • G10L19/04—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
    • G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Health & Medical Sciences (AREA)
  • Computational Linguistics (AREA)
  • Human Computer Interaction (AREA)
  • Multimedia (AREA)
  • Mathematical Physics (AREA)
  • Quality & Reliability (AREA)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Stereophonic System (AREA)
PL06711111T 2005-03-30 2006-03-16 Skalowalne, wielokanałowe kodowanie dźwięku PL1866911T3 (pl)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
EP05102506 2005-03-30
EP05103077 2005-04-18
PCT/IB2006/050819 WO2006103581A1 (en) 2005-03-30 2006-03-16 Scalable multi-channel audio coding
EP06711111A EP1866911B1 (en) 2005-03-30 2006-03-16 Scalable multi-channel audio coding

Publications (1)

Publication Number Publication Date
PL1866911T3 true PL1866911T3 (pl) 2010-12-31

Family

ID=36579108

Family Applications (1)

Application Number Title Priority Date Filing Date
PL06711111T PL1866911T3 (pl) 2005-03-30 2006-03-16 Skalowalne, wielokanałowe kodowanie dźwięku

Country Status (12)

Country Link
US (2) US8036904B2 (pl)
EP (1) EP1866911B1 (pl)
JP (1) JP4943418B2 (pl)
KR (1) KR101315077B1 (pl)
CN (1) CN101151659B (pl)
AT (1) ATE470930T1 (pl)
BR (1) BRPI0608753B1 (pl)
DE (1) DE602006014809D1 (pl)
ES (1) ES2347274T3 (pl)
PL (1) PL1866911T3 (pl)
RU (1) RU2416129C2 (pl)
WO (1) WO2006103581A1 (pl)

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JP5737077B2 (ja) * 2011-08-30 2015-06-17 富士通株式会社 オーディオ符号化装置、オーディオ符号化方法及びオーディオ符号化用コンピュータプログラム
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CN104240712B (zh) * 2014-09-30 2018-02-02 武汉大学深圳研究院 一种三维音频多声道分组聚类编码方法及系统
CN105632505B (zh) * 2014-11-28 2019-12-20 北京天籁传音数字技术有限公司 主成分分析pca映射模型的编解码方法及装置
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RU2725178C1 (ru) 2016-11-08 2020-06-30 Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. Устройство и способ для кодирования или декодирования многоканального сигнала с использованием коэффициента передачи побочного сигнала и коэффициента передачи остаточного сигнала
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Also Published As

Publication number Publication date
RU2416129C2 (ru) 2011-04-10
KR101315077B1 (ko) 2013-10-08
US8036904B2 (en) 2011-10-11
CN101151659B (zh) 2014-02-05
ATE470930T1 (de) 2010-06-15
EP1866911A1 (en) 2007-12-19
DE602006014809D1 (de) 2010-07-22
WO2006103581A1 (en) 2006-10-05
KR20070116170A (ko) 2007-12-06
EP1866911B1 (en) 2010-06-09
RU2007139921A (ru) 2009-05-10
BRPI0608753A2 (pt) 2011-03-15
BRPI0608753B1 (pt) 2019-12-24
US20120063604A1 (en) 2012-03-15
JP4943418B2 (ja) 2012-05-30
US8352280B2 (en) 2013-01-08
ES2347274T3 (es) 2010-10-27
CN101151659A (zh) 2008-03-26
US20080195397A1 (en) 2008-08-14
JP2008535014A (ja) 2008-08-28

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