RU2418385C2 - Кодирование и декодирование звука - Google Patents

Кодирование и декодирование звука Download PDF

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Publication number
RU2418385C2
RU2418385C2 RU2008105556/09A RU2008105556A RU2418385C2 RU 2418385 C2 RU2418385 C2 RU 2418385C2 RU 2008105556/09 A RU2008105556/09 A RU 2008105556/09A RU 2008105556 A RU2008105556 A RU 2008105556A RU 2418385 C2 RU2418385 C2 RU 2418385C2
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RU
Russia
Prior art keywords
decoder
data
hierarchical
channel
audio
Prior art date
Application number
RU2008105556/09A
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English (en)
Russian (ru)
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RU2008105556A (ru
Inventor
Эрик Г.П. СХЕЙЕРС (NL)
Эрик Г.П. СХЕЙЕРС
Герард Х. ХОТО (NL)
Герард Х. ХОТО
Хейко ПУРНХАГЕН (SE)
Хейко ПУРНХАГЕН
Вольфганг А. ШИЛЬДБАХ (SE)
Вольфганг А. ШИЛЬДБАХ
Хольгер ХОРИХ (SE)
Хольгер ХОРИХ
Ханс М.К. КЬЕРЛИНГ (SE)
Ханс М.К. КЬЕРЛИНГ
Карл Дж. РЕДЕН (NL)
Карл Дж. РЕДЕН
Original Assignee
Конинклейке Филипс Электроникс Н.В.
Коудинг Текнолоджиз Аб
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.)
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Application filed by Конинклейке Филипс Электроникс Н.В., Коудинг Текнолоджиз Аб filed Critical Конинклейке Филипс Электроникс Н.В.
Publication of RU2008105556A publication Critical patent/RU2008105556A/ru
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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
    • G10L19/16—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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/233—Processing of audio elementary streams
    • 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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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Acoustics & Sound (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Computational Linguistics (AREA)
  • Mathematical Physics (AREA)
  • Quality & Reliability (AREA)
  • Stereophonic System (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Amplifiers (AREA)
RU2008105556/09A 2005-07-14 2006-07-07 Кодирование и декодирование звука RU2418385C2 (ru)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP05106466 2005-07-14
EP05106466.5 2005-07-14

Related Child Applications (1)

Application Number Title Priority Date Filing Date
RU2010137467/08A Division RU2461078C2 (ru) 2005-07-14 2010-09-08 Кодирование и декодирование звука

Publications (2)

Publication Number Publication Date
RU2008105556A RU2008105556A (ru) 2009-08-20
RU2418385C2 true RU2418385C2 (ru) 2011-05-10

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RU2008105556/09A RU2418385C2 (ru) 2005-07-14 2006-07-07 Кодирование и декодирование звука
RU2010137467/08A RU2461078C2 (ru) 2005-07-14 2010-09-08 Кодирование и декодирование звука

Family Applications After (1)

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Country Status (13)

Country Link
US (1) US7966191B2 (https=)
EP (2) EP2088580B1 (https=)
JP (2) JP5097702B2 (https=)
KR (2) KR101496193B1 (https=)
CN (2) CN102013256B (https=)
AT (2) ATE523877T1 (https=)
BR (1) BRPI0613469A2 (https=)
DE (1) DE602006007139D1 (https=)
ES (2) ES2327158T3 (https=)
MX (1) MX2008000504A (https=)
PL (2) PL1902443T3 (https=)
RU (2) RU2418385C2 (https=)
WO (1) WO2007007263A2 (https=)

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BR122022013454B1 (pt) 2009-10-20 2023-05-16 Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. Codificador de áudio, decodificador de áudio, método para codificar uma informação de áudio, método para decodificar uma informação de áudio que utiliza uma detecção de um grupo de valores espectrais previamente decodificados
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CN102142924B (zh) * 2010-02-03 2014-04-09 中兴通讯股份有限公司 一种多用途语音频编码传输方法和装置
CN103415883B (zh) 2011-03-28 2015-11-25 杜比实验室特许公司 用于低频效果声道的减少复杂性变换
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TWI618050B (zh) 2013-02-14 2018-03-11 杜比實驗室特許公司 用於音訊處理系統中之訊號去相關的方法及設備
WO2014126688A1 (en) 2013-02-14 2014-08-21 Dolby Laboratories Licensing Corporation Methods for audio signal transient detection and decorrelation control
CN110223702B (zh) 2013-05-24 2023-04-11 杜比国际公司 音频解码系统和重构方法
TWI671734B (zh) * 2013-09-12 2019-09-11 瑞典商杜比國際公司 在包含三個音訊聲道的多聲道音訊系統中之解碼方法、編碼方法、解碼裝置及編碼裝置、包含用於執行解碼方法及編碼方法的指令之非暫態電腦可讀取的媒體之電腦程式產品、包含解碼裝置及編碼裝置的音訊系統
CA2926243C (en) 2013-10-21 2018-01-23 Lars Villemoes Decorrelator structure for parametric reconstruction of audio signals
JP6479786B2 (ja) 2013-10-21 2019-03-06 ドルビー・インターナショナル・アーベー オーディオ信号のパラメトリック再構成
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BR112017008015B1 (pt) * 2014-10-31 2023-11-14 Dolby International Ab Métodos e sistemas de decodificação e codificação de áudio
CN107710790B (zh) * 2015-06-24 2021-06-22 索尼公司 用于处理声音的装置、方法及程序
US10416954B2 (en) 2017-04-28 2019-09-17 Microsoft Technology Licensing, Llc Streaming of augmented/virtual reality spatial audio/video
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Also Published As

Publication number Publication date
BRPI0613469A2 (pt) 2012-11-06
EP2088580B1 (en) 2011-09-07
EP1902443B1 (en) 2009-06-03
EP2088580A2 (en) 2009-08-12
JP5269039B2 (ja) 2013-08-21
JP5097702B2 (ja) 2012-12-12
MX2008000504A (es) 2008-03-07
KR20100134084A (ko) 2010-12-22
WO2007007263A2 (en) 2007-01-18
ATE433182T1 (de) 2009-06-15
US7966191B2 (en) 2011-06-21
PL2088580T3 (pl) 2012-07-31
RU2461078C2 (ru) 2012-09-10
ES2374309T3 (es) 2012-02-15
EP1902443A2 (en) 2008-03-26
DE602006007139D1 (de) 2009-07-16
WO2007007263A3 (en) 2007-03-29
RU2010137467A (ru) 2012-03-20
ES2327158T3 (es) 2009-10-26
EP2088580A3 (en) 2009-08-19
CN102013256B (zh) 2013-12-18
JP2011059711A (ja) 2011-03-24
KR101492826B1 (ko) 2015-02-13
HK1154984A1 (en) 2012-05-04
CN102013256A (zh) 2011-04-13
KR20080037672A (ko) 2008-04-30
CN101223575B (zh) 2011-09-21
ATE523877T1 (de) 2011-09-15
PL1902443T3 (pl) 2009-12-31
KR101496193B1 (ko) 2015-02-26
US20080255856A1 (en) 2008-10-16
RU2008105556A (ru) 2009-08-20
CN101223575A (zh) 2008-07-16
JP2009501354A (ja) 2009-01-15

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