EP2094031A3 - Vorrichtung und Verfahren zum Erzeugen eines codierten Stereo-Signals eines Audiostücks oder Audiodatenstroms - Google Patents

Vorrichtung und Verfahren zum Erzeugen eines codierten Stereo-Signals eines Audiostücks oder Audiodatenstroms Download PDF

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Publication number
EP2094031A3
EP2094031A3 EP09006142.5A EP09006142A EP2094031A3 EP 2094031 A3 EP2094031 A3 EP 2094031A3 EP 09006142 A EP09006142 A EP 09006142A EP 2094031 A3 EP2094031 A3 EP 2094031A3
Authority
EP
European Patent Office
Prior art keywords
stereo
channel
signal
audio
uncoded
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
EP09006142.5A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP2094031A2 (de
Inventor
Jan Plogsties
Harald Mundt
Harald Popp
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fraunhofer Gesellschaft zur Foerderung der Angewandten Forschung eV
Original Assignee
Fraunhofer Gesellschaft zur Foerderung der Angewandten Forschung eV
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 Fraunhofer Gesellschaft zur Foerderung der Angewandten Forschung eV filed Critical Fraunhofer Gesellschaft zur Foerderung der Angewandten Forschung eV
Publication of EP2094031A2 publication Critical patent/EP2094031A2/de
Publication of EP2094031A3 publication Critical patent/EP2094031A3/de
Ceased legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H04S3/002—Non-adaptive circuits, e.g. manually adjustable or static, for enhancing the sound image or the spatial distribution
    • H04S3/004—For headphones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R5/00—Stereophonic arrangements
    • 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 
    • H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
    • H04S2400/01—Multi-channel, i.e. more than two input channels, sound reproduction with two speakers wherein the multi-channel information is substantially preserved
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Stereophonic System (AREA)
  • Stereo-Broadcasting Methods (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Catalysts (AREA)
EP09006142.5A 2005-03-04 2006-02-22 Vorrichtung und Verfahren zum Erzeugen eines codierten Stereo-Signals eines Audiostücks oder Audiodatenstroms Ceased EP2094031A3 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102005010057A DE102005010057A1 (de) 2005-03-04 2005-03-04 Vorrichtung und Verfahren zum Erzeugen eines codierten Stereo-Signals eines Audiostücks oder Audiodatenstroms
EP06707184A EP1854334B1 (de) 2005-03-04 2006-02-22 Vorrichtung und verfahren zum erzeugen eines codierten stereo-signals eines audiostücks oder audiodatenstroms

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
EP06707184A Division EP1854334B1 (de) 2005-03-04 2006-02-22 Vorrichtung und verfahren zum erzeugen eines codierten stereo-signals eines audiostücks oder audiodatenstroms

Publications (2)

Publication Number Publication Date
EP2094031A2 EP2094031A2 (de) 2009-08-26
EP2094031A3 true EP2094031A3 (de) 2014-10-01

Family

ID=36649539

Family Applications (2)

Application Number Title Priority Date Filing Date
EP09006142.5A Ceased EP2094031A3 (de) 2005-03-04 2006-02-22 Vorrichtung und Verfahren zum Erzeugen eines codierten Stereo-Signals eines Audiostücks oder Audiodatenstroms
EP06707184A Expired - Lifetime EP1854334B1 (de) 2005-03-04 2006-02-22 Vorrichtung und verfahren zum erzeugen eines codierten stereo-signals eines audiostücks oder audiodatenstroms

Family Applications After (1)

Application Number Title Priority Date Filing Date
EP06707184A Expired - Lifetime EP1854334B1 (de) 2005-03-04 2006-02-22 Vorrichtung und verfahren zum erzeugen eines codierten stereo-signals eines audiostücks oder audiodatenstroms

Country Status (19)

Country Link
US (1) US8553895B2 (pl)
EP (2) EP2094031A3 (pl)
JP (1) JP4987736B2 (pl)
KR (1) KR100928311B1 (pl)
CN (1) CN101133680B (pl)
AT (1) ATE461591T1 (pl)
AU (1) AU2006222285B2 (pl)
BR (1) BRPI0608036B1 (pl)
CA (1) CA2599969C (pl)
DE (2) DE102005010057A1 (pl)
ES (1) ES2340796T3 (pl)
IL (1) IL185452A (pl)
MX (1) MX2007010636A (pl)
MY (1) MY140741A (pl)
NO (1) NO339958B1 (pl)
PL (1) PL1854334T3 (pl)
RU (1) RU2376726C2 (pl)
TW (1) TWI322630B (pl)
WO (1) WO2006094635A1 (pl)

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DE102005010057A1 (de) * 2005-03-04 2006-09-07 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zum Erzeugen eines codierten Stereo-Signals eines Audiostücks oder Audiodatenstroms
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US9530419B2 (en) * 2011-05-04 2016-12-27 Nokia Technologies Oy Encoding of stereophonic signals
FR2976759B1 (fr) * 2011-06-16 2013-08-09 Jean Luc Haurais Procede de traitement d'un signal audio pour une restitution amelioree.
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CN104982042B (zh) 2013-04-19 2018-06-08 韩国电子通信研究院 多信道音频信号处理装置及方法
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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
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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EP3067885A1 (en) * 2015-03-09 2016-09-14 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for encoding or decoding a multi-channel signal
CN111970630B (zh) 2015-08-25 2021-11-02 杜比实验室特许公司 音频解码器和解码方法
TWI577194B (zh) * 2015-10-22 2017-04-01 山衛科技股份有限公司 環境音源辨識系統及其環境音源辨識之方法
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Also Published As

Publication number Publication date
HK1111855A1 (en) 2008-08-15
CN101133680B (zh) 2012-08-08
DE102005010057A1 (de) 2006-09-07
WO2006094635A1 (de) 2006-09-14
TWI322630B (en) 2010-03-21
DE502006006444D1 (de) 2010-04-29
TW200701823A (en) 2007-01-01
PL1854334T3 (pl) 2010-09-30
KR100928311B1 (ko) 2009-11-25
MX2007010636A (es) 2007-10-10
NO339958B1 (no) 2017-02-20
IL185452A (en) 2011-07-31
KR20070100838A (ko) 2007-10-11
IL185452A0 (en) 2008-01-06
US8553895B2 (en) 2013-10-08
EP1854334A1 (de) 2007-11-14
BRPI0608036A2 (pt) 2009-11-03
JP4987736B2 (ja) 2012-07-25
AU2006222285B2 (en) 2009-01-08
NO20075004L (no) 2007-10-03
JP2008532395A (ja) 2008-08-14
US20070297616A1 (en) 2007-12-27
CN101133680A (zh) 2008-02-27
RU2376726C2 (ru) 2009-12-20
BRPI0608036B1 (pt) 2019-05-07
MY140741A (en) 2010-01-15
AU2006222285A1 (en) 2006-09-14
CA2599969C (en) 2012-10-02
RU2007136792A (ru) 2009-04-10
EP2094031A2 (de) 2009-08-26
ES2340796T3 (es) 2010-06-09
EP1854334B1 (de) 2010-03-17
CA2599969A1 (en) 2006-09-14
ATE461591T1 (de) 2010-04-15

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