PL1735779T3 - Urządzenie kodujące, dekodujące, sposoby z nimi powiązane oraz powiązany system audio - Google Patents

Urządzenie kodujące, dekodujące, sposoby z nimi powiązane oraz powiązany system audio

Info

Publication number
PL1735779T3
PL1735779T3 PL05718592T PL05718592T PL1735779T3 PL 1735779 T3 PL1735779 T3 PL 1735779T3 PL 05718592 T PL05718592 T PL 05718592T PL 05718592 T PL05718592 T PL 05718592T PL 1735779 T3 PL1735779 T3 PL 1735779T3
Authority
PL
Poland
Prior art keywords
methods
audio system
associated audio
decoder
encoder
Prior art date
Application number
PL05718592T
Other languages
English (en)
Inventor
Loon Machiel W Van
Gerard H Hotho
Dirk J Breebaart
Original Assignee
Koninklijke Philips 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
Application filed by Koninklijke Philips Nv filed Critical Koninklijke Philips Nv
Publication of PL1735779T3 publication Critical patent/PL1735779T3/pl

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H04S3/008—Systems employing more than two channels, e.g. quadraphonic in which the audio signals are in digital form, i.e. employing more than two discrete digital channels
    • 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
    • G10L19/02—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 spectral analysis, e.g. transform vocoders or subband vocoders
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S5/00—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation 
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H04S3/02—Systems employing more than two channels, e.g. quadraphonic of the matrix type, i.e. in which input signals are combined algebraically, e.g. after having been phase shifted with respect to each other

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Mathematical Physics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Stereophonic System (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
PL05718592T 2004-04-05 2005-03-30 Urządzenie kodujące, dekodujące, sposoby z nimi powiązane oraz powiązany system audio PL1735779T3 (pl)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
EP04101405 2004-04-05
EP04103367 2004-07-14
PCT/IB2005/051065 WO2005098826A1 (en) 2004-04-05 2005-03-30 Method, device, encoder apparatus, decoder apparatus and audio system
EP05718592.8A EP1735779B1 (en) 2004-04-05 2005-03-30 Encoder apparatus, decoder apparatus, methods thereof and associated audio system

Publications (1)

Publication Number Publication Date
PL1735779T3 true PL1735779T3 (pl) 2014-01-31

Family

ID=34962191

Family Applications (1)

Application Number Title Priority Date Filing Date
PL05718592T PL1735779T3 (pl) 2004-04-05 2005-03-30 Urządzenie kodujące, dekodujące, sposoby z nimi powiązane oraz powiązany system audio

Country Status (12)

Country Link
US (1) US9992599B2 (pl)
EP (1) EP1735779B1 (pl)
JP (1) JP5284638B2 (pl)
KR (1) KR101183862B1 (pl)
CN (1) CN1947172B (pl)
BR (1) BRPI0509110B1 (pl)
ES (1) ES2426917T3 (pl)
MX (1) MXPA06011397A (pl)
PL (1) PL1735779T3 (pl)
RU (1) RU2396608C2 (pl)
TW (1) TWI455614B (pl)
WO (1) WO2005098826A1 (pl)

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US8626503B2 (en) 2005-07-14 2014-01-07 Erik Gosuinus Petrus Schuijers Audio encoding and decoding
CN101263742B (zh) * 2005-09-13 2014-12-17 皇家飞利浦电子股份有限公司 音频编码
KR100803212B1 (ko) * 2006-01-11 2008-02-14 삼성전자주식회사 스케일러블 채널 복호화 방법 및 장치
US8411869B2 (en) * 2006-01-19 2013-04-02 Lg Electronics Inc. Method and apparatus for processing a media signal
KR100878816B1 (ko) 2006-02-07 2009-01-14 엘지전자 주식회사 부호화/복호화 장치 및 방법
DE602007004451D1 (de) 2006-02-21 2010-03-11 Koninkl Philips Electronics Nv Audiokodierung und audiodekodierung
SG175632A1 (en) 2006-10-16 2011-11-28 Dolby Sweden Ab Enhanced coding and parameter representation of multichannel downmixed object coding
JP5337941B2 (ja) 2006-10-16 2013-11-06 フラウンホッファー−ゲゼルシャフト ツァ フェルダールング デァ アンゲヴァンテン フォアシュンク エー．ファオ マルチチャネル・パラメータ変換のための装置および方法
JP5394931B2 (ja) * 2006-11-24 2014-01-22 エルジー エレクトロニクス インコーポレイティド オブジェクトベースオーディオ信号の復号化方法及びその装置
US8855795B2 (en) 2007-01-09 2014-10-07 Mediatek Inc. Multiple output audio system
KR100998913B1 (ko) * 2008-01-23 2010-12-08 엘지전자 주식회사 오디오 신호의 처리 방법 및 이의 장치
EP2083584B1 (en) 2008-01-23 2010-09-15 LG Electronics Inc. A method and an apparatus for processing an audio signal
US8615316B2 (en) 2008-01-23 2013-12-24 Lg Electronics Inc. Method and an apparatus for processing an audio signal
EP2175670A1 (en) * 2008-10-07 2010-04-14 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Binaural rendering of a multi-channel audio signal
US8942989B2 (en) 2009-12-28 2015-01-27 Panasonic Intellectual Property Corporation Of America Speech coding of principal-component channels for deleting redundant inter-channel parameters
CN102280107B (zh) * 2010-06-10 2013-01-23 华为技术有限公司 边带残差信号生成方法及装置
CN103262158B (zh) * 2010-09-28 2015-07-29 华为技术有限公司 对解码的多声道音频信号或立体声信号进行后处理的装置和方法
ES2643163T3 (es) 2010-12-03 2017-11-21 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Aparato y procedimiento para codificación de audio espacial basada en geometría
RU2591026C2 (ru) * 2011-01-05 2016-07-10 Конинклейке Филипс Электроникс Н.В. Аудиосистема и способ ее работы
EP2804176A1 (en) * 2013-05-13 2014-11-19 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio object separation from mixture signal using object-specific time/frequency resolutions
EP2830046A1 (en) * 2013-07-22 2015-01-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for decoding an encoded audio signal to obtain modified output signals
US9820073B1 (en) 2017-05-10 2017-11-14 Tls Corp. Extracting a common signal from multiple audio signals

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ES2373728T3 (es) * 2004-07-14 2012-02-08 Koninklijke Philips Electronics N.V. Método, dispositivo, aparato codificador, aparato decodificador y sistema de audio.

Also Published As

Publication number Publication date
EP1735779B1 (en) 2013-06-19
JP5284638B2 (ja) 2013-09-11
RU2006139068A (ru) 2008-05-20
BRPI0509110B1 (pt) 2019-07-09
CN1947172A (zh) 2007-04-11
KR101183862B1 (ko) 2012-09-20
MXPA06011397A (es) 2006-12-20
TW200611588A (en) 2006-04-01
WO2005098826A1 (en) 2005-10-20
EP1735779A1 (en) 2006-12-27
US9992599B2 (en) 2018-06-05
JP2007531916A (ja) 2007-11-08
KR20070001205A (ko) 2007-01-03
ES2426917T3 (es) 2013-10-25
CN1947172B (zh) 2011-08-03
TWI455614B (zh) 2014-10-01
US20070183601A1 (en) 2007-08-09
BRPI0509110A (pt) 2007-08-28
BRPI0509110A8 (pt) 2016-02-10
RU2396608C2 (ru) 2010-08-10

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