JP5047971B2 - 位相修正を用いることによるオーディオ信号の現物参照なし透かし - Google Patents

位相修正を用いることによるオーディオ信号の現物参照なし透かし Download PDF

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JP5047971B2
JP5047971B2 JP2008530469A JP2008530469A JP5047971B2 JP 5047971 B2 JP5047971 B2 JP 5047971B2 JP 2008530469 A JP2008530469 A JP 2008530469A JP 2008530469 A JP2008530469 A JP 2008530469A JP 5047971 B2 JP5047971 B2 JP 5047971B2
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audio signal
phase
frequency
vector
value
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JP2009508169A5 (https=
JP2009508169A (ja
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フェーシング，ヴァルター
ゲオルク バオム，ペーター
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    • 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
    • G10L19/018—Audio watermarking, i.e. embedding inaudible data in the audio signal

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  • Engineering & Computer Science (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
JP2008530469A 2005-09-16 2006-09-04 位相修正を用いることによるオーディオ信号の現物参照なし透かし Expired - Fee Related JP5047971B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP05090261.8 2005-09-16
EP05090261A EP1764780A1 (en) 2005-09-16 2005-09-16 Blind watermarking of audio signals by using phase modifications
PCT/EP2006/065973 WO2007031423A1 (en) 2005-09-16 2006-09-04 Blind watermarking of audio signals by using phase modifications

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JP2009508169A JP2009508169A (ja) 2009-02-26
JP2009508169A5 JP2009508169A5 (https=) 2009-09-17
JP5047971B2 true JP5047971B2 (ja) 2012-10-10

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US (1) US8081757B2 (https=)
EP (2) EP1764780A1 (https=)
JP (1) JP5047971B2 (https=)
CN (1) CN101263552B (https=)
BR (1) BRPI0615810B1 (https=)
DE (1) DE602006010408D1 (https=)
WO (1) WO2007031423A1 (https=)

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Publication number Publication date
WO2007031423A1 (en) 2007-03-22
JP2009508169A (ja) 2009-02-26
BRPI0615810B1 (pt) 2019-09-03
DE602006010408D1 (de) 2009-12-24
EP1764780A1 (en) 2007-03-21
CN101263552A (zh) 2008-09-10
US8081757B2 (en) 2011-12-20
EP1924989B1 (en) 2009-11-11
CN101263552B (zh) 2011-12-07
EP1924989A1 (en) 2008-05-28
US20090076826A1 (en) 2009-03-19
BRPI0615810A2 (pt) 2011-05-24

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