RU2416129C2 - Масштабируемое многоканальное кодирование звука - Google Patents

Масштабируемое многоканальное кодирование звука Download PDF

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Publication number
RU2416129C2
RU2416129C2 RU2007139921/07A RU2007139921A RU2416129C2 RU 2416129 C2 RU2416129 C2 RU 2416129C2 RU 2007139921/07 A RU2007139921/07 A RU 2007139921/07A RU 2007139921 A RU2007139921 A RU 2007139921A RU 2416129 C2 RU2416129 C2 RU 2416129C2
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signal
audio
spatial
dominant
parameter
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RU2007139921/07A
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Russian (ru)
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RU2007139921A (ru
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Франсуа П. МИБУРГ (NL)
Франсуа П. МИБУРГ
Эрик Г. П. СХЕЙЕРС (NL)
Эрик Г. П. СХЕЙЕРС
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Конинклейке Филипс Электроникс Н.В.
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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
    • G10L19/008—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

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  • 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)
  • Stereophonic System (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
RU2007139921/07A 2005-03-30 2006-03-16 Масштабируемое многоканальное кодирование звука RU2416129C2 (ru)

Applications Claiming Priority (4)

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EP05102506.2 2005-03-30
EP05102506 2005-03-30
EP05103077 2005-04-18
EP05103077.3 2005-04-18

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RU2007139921A RU2007139921A (ru) 2009-05-10
RU2416129C2 true RU2416129C2 (ru) 2011-04-10

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EP (1) EP1866911B1 (enExample)
JP (1) JP4943418B2 (enExample)
KR (1) KR101315077B1 (enExample)
CN (1) CN101151659B (enExample)
AT (1) ATE470930T1 (enExample)
BR (1) BRPI0608753B1 (enExample)
DE (1) DE602006014809D1 (enExample)
ES (1) ES2347274T3 (enExample)
PL (1) PL1866911T3 (enExample)
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RU2809981C1 (ru) * 2020-07-07 2023-12-20 Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. Аудиодекодер, аудиокодер и связанные способы с использованием объединенного кодирования параметров масштабирования для каналов многоканального аудиосигнала
US12475900B2 (en) 2020-07-07 2025-11-18 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio quantizer and audio dequantizer and related methods

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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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JP7008716B2 (ja) * 2016-11-08 2022-01-25 フラウンホファー ゲセルシャフト ツール フェールデルンク ダー アンゲヴァンテン フォルシュンク エー．ファオ． サイドゲインおよび残余ゲインを使用してマルチチャネル信号を符号化または復号するための装置および方法
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US12475900B2 (en) 2020-07-07 2025-11-18 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio quantizer and audio dequantizer and related methods

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KR101315077B1 (ko) 2013-10-08
PL1866911T3 (pl) 2010-12-31
BRPI0608753A2 (pt) 2011-03-15
BRPI0608753B1 (pt) 2019-12-24
WO2006103581A1 (en) 2006-10-05
CN101151659B (zh) 2014-02-05
ATE470930T1 (de) 2010-06-15
US8036904B2 (en) 2011-10-11
JP4943418B2 (ja) 2012-05-30
US20120063604A1 (en) 2012-03-15
ES2347274T3 (es) 2010-10-27
DE602006014809D1 (de) 2010-07-22
JP2008535014A (ja) 2008-08-28
EP1866911B1 (en) 2010-06-09
KR20070116170A (ko) 2007-12-06
US20080195397A1 (en) 2008-08-14
RU2007139921A (ru) 2009-05-10
CN101151659A (zh) 2008-03-26
US8352280B2 (en) 2013-01-08
EP1866911A1 (en) 2007-12-19

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