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; ELECTRIC HEARING AIDS; 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)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Health & Medical Sciences (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
EP05718592.8A EP1735779B1 (en) 2004-04-05 2005-03-30 Encoder apparatus, decoder apparatus, methods thereof and associated audio system
PCT/IB2005/051065 WO2005098826A1 (en) 2004-04-05 2005-03-30 Method, device, encoder apparatus, decoder apparatus and 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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RU2427978C2 (ru) * 2006-02-21 2011-08-27 Конинклейке Филипс Электроникс Н.В. Кодирование и декодирование аудио
EP1989920B1 (en) 2006-02-21 2010-01-20 Koninklijke Philips Electronics N.V. Audio encoding and decoding
CN101529501B (zh) * 2006-10-16 2013-08-07 杜比国际公司 音频对象编码器和音频对象编码方法
WO2008046530A2 (en) 2006-10-16 2008-04-24 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for multi -channel parameter transformation
MX2008012439A (es) * 2006-11-24 2008-10-10 Lg Electronics Inc Metodo de codificacion y decodificacion de señal de audio basada en objetos y aparato para lo mismo.
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
US8615088B2 (en) 2008-01-23 2013-12-24 Lg Electronics Inc. Method and an apparatus for processing an audio signal using preset matrix for controlling gain or panning
WO2009093867A2 (en) 2008-01-23 2009-07-30 Lg Electronics Inc. A method and an apparatus for processing 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
CN102714036B (zh) 2009-12-28 2014-01-22 松下电器产业株式会社 语音编码装置和语音编码方法
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
EP2612321B1 (en) 2010-09-28 2016-01-06 Huawei Technologies Co., Ltd. Device and method for postprocessing decoded multi-channel audio signal or decoded stereo signal
KR101619578B1 (ko) 2010-12-03 2016-05-18 프라운호퍼-게젤샤프트 츄어 푀르더룽 데어 안게반텐 포르슝에.파우. 기하학 기반의 공간 오디오 코딩을 위한 장치 및 방법
CN103329565B (zh) * 2011-01-05 2016-09-28 皇家飞利浦电子股份有限公司 音频系统及其操作方法
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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Also Published As

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

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