EP1815716A4 - Apparatus and method of processing multi-channel audio input signals to produce at least two channel output signals therefrom, and computer readable medium containing executable code to perform the method - Google Patents

Apparatus and method of processing multi-channel audio input signals to produce at least two channel output signals therefrom, and computer readable medium containing executable code to perform the method

Info

Publication number
EP1815716A4
EP1815716A4 EP05820998A EP05820998A EP1815716A4 EP 1815716 A4 EP1815716 A4 EP 1815716A4 EP 05820998 A EP05820998 A EP 05820998A EP 05820998 A EP05820998 A EP 05820998A EP 1815716 A4 EP1815716 A4 EP 1815716A4
Authority
EP
European Patent Office
Prior art keywords
perform
produce
computer readable
readable medium
medium containing
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.)
Withdrawn
Application number
EP05820998A
Other languages
German (de)
French (fr)
Other versions
EP1815716A1 (en
Inventor
Sun-Min Kim
Byeong-Seob Ko
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.)
Samsung Electronics Co Ltd
Original Assignee
Samsung Electronics Co Ltd
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
Priority claimed from KR1020050010755A external-priority patent/KR100608024B1/en
Application filed by Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of EP1815716A1 publication Critical patent/EP1815716A1/en
Publication of EP1815716A4 publication Critical patent/EP1815716A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S1/00—Two-channel systems
    • H04S1/002—Non-adaptive circuits, e.g. manually adjustable or static, for enhancing the sound image or the spatial distribution
    • 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
    • H04S2420/01—Enhancing the perception of the sound image or of the spatial distribution using head related transfer functions [HRTF's] or equivalents thereof, e.g. interaural time difference [ITD] or interaural level difference [ILD]
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S7/00—Indicating arrangements; Control arrangements, e.g. balance control
    • H04S7/30—Control circuits for electronic adaptation of the sound field

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Stereophonic System (AREA)
EP05820998A 2004-11-26 2005-11-25 Apparatus and method of processing multi-channel audio input signals to produce at least two channel output signals therefrom, and computer readable medium containing executable code to perform the method Withdrawn EP1815716A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US63081004P 2004-11-26 2004-11-26
KR1020050010755A KR100608024B1 (en) 2004-11-26 2005-02-04 Apparatus for regenerating multi channel audio input signal through two channel output
PCT/KR2005/003986 WO2006057521A1 (en) 2004-11-26 2005-11-25 Apparatus and method of processing multi-channel audio input signals to produce at least two channel output signals therefrom, and computer readable medium containing executable code to perform the method

Publications (2)

Publication Number Publication Date
EP1815716A1 EP1815716A1 (en) 2007-08-08
EP1815716A4 true EP1815716A4 (en) 2011-08-17

Family

ID=36498230

Family Applications (1)

Application Number Title Priority Date Filing Date
EP05820998A Withdrawn EP1815716A4 (en) 2004-11-26 2005-11-25 Apparatus and method of processing multi-channel audio input signals to produce at least two channel output signals therefrom, and computer readable medium containing executable code to perform the method

Country Status (2)

Country Link
EP (1) EP1815716A4 (en)
WO (1) WO2006057521A1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100739776B1 (en) 2005-09-22 2007-07-13 삼성전자주식회사 Method and apparatus for reproducing a virtual sound of two channel
NL1032538C2 (en) * 2005-09-22 2008-10-02 Samsung Electronics Co Ltd Apparatus and method for reproducing virtual sound from two channels.
JP4655098B2 (en) 2008-03-05 2011-03-23 ヤマハ株式会社 Audio signal output device, audio signal output method and program
US9445213B2 (en) 2008-06-10 2016-09-13 Qualcomm Incorporated Systems and methods for providing surround sound using speakers and headphones
US8542854B2 (en) 2010-03-04 2013-09-24 Logitech Europe, S.A. Virtual surround for loudspeakers with increased constant directivity
US9264813B2 (en) 2010-03-04 2016-02-16 Logitech, Europe S.A. Virtual surround for loudspeakers with increased constant directivity
KR20120004909A (en) * 2010-07-07 2012-01-13 삼성전자주식회사 Method and apparatus for 3d sound reproducing
JP5776597B2 (en) * 2012-03-23 2015-09-09 ヤマハ株式会社 Sound signal processing device

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5657391A (en) * 1994-08-24 1997-08-12 Sharp Kabushiki Kaisha Sound image enhancement apparatus
EP0977464A2 (en) * 1998-07-31 2000-02-02 Onkyo Corporation Audio signal processing circuit
EP1365629A1 (en) * 2001-02-27 2003-11-26 Sanyo Electric Co., Ltd. Headphone-use stereophonic device and voice signal processing program

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3555149B2 (en) * 1993-10-28 2004-08-18 ソニー株式会社 Audio signal encoding method and apparatus, recording medium, audio signal decoding method and apparatus,
KR0135850B1 (en) * 1993-11-18 1998-05-15 김광호 Sound reproducing device
JP2852862B2 (en) * 1994-02-01 1999-02-03 株式会社グラフィックス・コミュニケーション・ラボラトリーズ Method and apparatus for converting PCM audio signal
DE4409368A1 (en) * 1994-03-18 1995-09-21 Fraunhofer Ges Forschung Method for encoding multiple audio signals
JP2766466B2 (en) * 1995-08-02 1998-06-18 株式会社東芝 Audio system, reproduction method, recording medium and recording method on recording medium
KR100206333B1 (en) * 1996-10-08 1999-07-01 윤종용 Device and method for the reproduction of multichannel audio using two speakers

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5657391A (en) * 1994-08-24 1997-08-12 Sharp Kabushiki Kaisha Sound image enhancement apparatus
EP0977464A2 (en) * 1998-07-31 2000-02-02 Onkyo Corporation Audio signal processing circuit
EP1365629A1 (en) * 2001-02-27 2003-11-26 Sanyo Electric Co., Ltd. Headphone-use stereophonic device and voice signal processing program

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2006057521A1 *

Also Published As

Publication number Publication date
EP1815716A1 (en) 2007-08-08
WO2006057521A1 (en) 2006-06-01

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