JP2007129731A5 - - Google Patents

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Publication number
JP2007129731A5
JP2007129731A5 JP2006310971A JP2006310971A JP2007129731A5 JP 2007129731 A5 JP2007129731 A5 JP 2007129731A5 JP 2006310971 A JP2006310971 A JP 2006310971A JP 2006310971 A JP2006310971 A JP 2006310971A JP 2007129731 A5 JP2007129731 A5 JP 2007129731A5
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JP
Japan
Prior art keywords
matrix
inverse
quantization
transformation
diagonal
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JP2006310971A
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English (en)
Japanese (ja)
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JP4444940B2 (ja
JP2007129731A (ja
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Priority claimed from US09/943,241 external-priority patent/US7082450B2/en
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Publication of JP2007129731A5 publication Critical patent/JP2007129731A5/ja
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Publication of JP4444940B2 publication Critical patent/JP4444940B2/ja
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JP2006310971A 2001-08-30 2006-11-17 離散余弦変換の近似と量子化ならびに逆量子化と逆離散余弦変換の近似を実行する方法 Expired - Lifetime JP4444940B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/943,241 US7082450B2 (en) 2001-08-30 2001-08-30 Implementation of a transform and of a subsequent quantization

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP2003524123A Division JP4153425B2 (ja) 2001-08-30 2002-08-27 変換及びそれに続く量子化の実行

Publications (3)

Publication Number Publication Date
JP2007129731A JP2007129731A (ja) 2007-05-24
JP2007129731A5 true JP2007129731A5 (enExample) 2008-03-27
JP4444940B2 JP4444940B2 (ja) 2010-03-31

Family

ID=25479298

Family Applications (2)

Application Number Title Priority Date Filing Date
JP2003524123A Expired - Lifetime JP4153425B2 (ja) 2001-08-30 2002-08-27 変換及びそれに続く量子化の実行
JP2006310971A Expired - Lifetime JP4444940B2 (ja) 2001-08-30 2006-11-17 離散余弦変換の近似と量子化ならびに逆量子化と逆離散余弦変換の近似を実行する方法

Family Applications Before (1)

Application Number Title Priority Date Filing Date
JP2003524123A Expired - Lifetime JP4153425B2 (ja) 2001-08-30 2002-08-27 変換及びそれに続く量子化の実行

Country Status (12)

Country Link
US (3) US7082450B2 (enExample)
EP (2) EP1914894B1 (enExample)
JP (2) JP4153425B2 (enExample)
KR (1) KR100912415B1 (enExample)
CN (2) CN100392982C (enExample)
AT (1) ATE401703T1 (enExample)
AU (1) AU2002328100A1 (enExample)
DE (1) DE60227688C5 (enExample)
HU (1) HU228603B1 (enExample)
MX (1) MXPA04001724A (enExample)
WO (1) WO2003019787A2 (enExample)
ZA (1) ZA200401224B (enExample)

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