EP1859439A4 - Multichannel audio compression and decompression method using virtual source location information - Google Patents

Multichannel audio compression and decompression method using virtual source location information

Info

Publication number
EP1859439A4
EP1859439A4 EP06716366A EP06716366A EP1859439A4 EP 1859439 A4 EP1859439 A4 EP 1859439A4 EP 06716366 A EP06716366 A EP 06716366A EP 06716366 A EP06716366 A EP 06716366A EP 1859439 A4 EP1859439 A4 EP 1859439A4
Authority
EP
European Patent Office
Prior art keywords
location information
source location
audio compression
virtual source
multichannel audio
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.)
Granted
Application number
EP06716366A
Other languages
German (de)
French (fr)
Other versions
EP1859439B1 (en
EP1859439A1 (en
Inventor
Jeong Il Seo
Seung Kwon Beack
In Seon Jang
Kyeong Ok Kang
Jin Woo Hong
Min Soo Hahn
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.)
Electronics and Telecommunications Research Institute ETRI
Original Assignee
Electronics and Telecommunications Research Institute ETRI
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 Electronics and Telecommunications Research Institute ETRI filed Critical Electronics and Telecommunications Research Institute ETRI
Priority claimed from KR1020060023545A external-priority patent/KR100714980B1/en
Publication of EP1859439A1 publication Critical patent/EP1859439A1/en
Publication of EP1859439A4 publication Critical patent/EP1859439A4/en
Application granted granted Critical
Publication of EP1859439B1 publication Critical patent/EP1859439B1/en
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • G10L19/0204—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 using subband decomposition

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Stereophonic System (AREA)
EP06716366.7A 2005-03-14 2006-03-14 Multichannel audio compression and decompression method using virtual source location information Not-in-force EP1859439B1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
KR20050021104 2005-03-14
KR1020060023545A KR100714980B1 (en) 2005-03-14 2006-03-14 Multichannel audio compression and decompression method using Virtual Source Location Information
PCT/KR2006/000916 WO2006098583A1 (en) 2005-03-14 2006-03-14 Multichannel audio compression and decompression method using virtual source location information

Publications (3)

Publication Number Publication Date
EP1859439A1 EP1859439A1 (en) 2007-11-28
EP1859439A4 true EP1859439A4 (en) 2010-12-22
EP1859439B1 EP1859439B1 (en) 2013-10-30

Family

ID=36991912

Family Applications (1)

Application Number Title Priority Date Filing Date
EP06716366.7A Not-in-force EP1859439B1 (en) 2005-03-14 2006-03-14 Multichannel audio compression and decompression method using virtual source location information

Country Status (2)

Country Link
EP (1) EP1859439B1 (en)
WO (1) WO2006098583A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2595152A3 (en) * 2006-12-27 2013-11-13 Electronics and Telecommunications Research Institute Transkoding apparatus
ATE538469T1 (en) * 2008-07-01 2012-01-15 Nokia Corp APPARATUS AND METHOD FOR ADJUSTING SPATIAL INFORMATION IN A MULTI-CHANNEL AUDIO SIGNAL

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030035553A1 (en) * 2001-08-10 2003-02-20 Frank Baumgarte Backwards-compatible perceptual coding of spatial cues
US7292901B2 (en) * 2002-06-24 2007-11-06 Agere Systems Inc. Hybrid multi-channel/cue coding/decoding of audio signals

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
HAN-GIL MOON: "Multi-channel audio compression method with virtual source location information for MPEG-4 SAC", February 2005 (2005-02-01), Seoul National University, XP002605438, Retrieved from the Internet <URL:http://library.snu.ac.kr/Eng/DetailView.jsp?uid=1&cid=1198524&ResultType=Multi> [retrieved on 20100816] *
JAMES R. WEST: "Five-Channel Panning Laws: An Analytical and Experimental Comparison - Chapter 3: IID-based Panning Methods", 1 May 1998 (1998-05-01), University of Miami, pages 24PP, XP002605439, Retrieved from the Internet <URL:http://mue.music.miami.edu/thesis/jwest/Chap_3/Chap_3_IID_Based_Panning_Methods.html> [retrieved on 20100818] *
PULKII V: "VIRTUAL SOUND SOURCE POSITIONING USING VECTOR BASE AMPLITUDE PANNING", JOURNAL OF THE AUDIO ENGINEERING SOCIETY, vol. 45, no. 6, 1 June 1996 (1996-06-01), AUDIO ENGINEERING SOCIETY, NEW YORK, NY, US, pages 456 - 466, XP000695381, ISSN: 1549-4950 *
See also references of WO2006098583A1 *

Also Published As

Publication number Publication date
WO2006098583A1 (en) 2006-09-21
EP1859439B1 (en) 2013-10-30
EP1859439A1 (en) 2007-11-28

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