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WO2008143157A1 - 情報処理装置および方法 - Google Patents

情報処理装置および方法 Download PDF

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Publication number
WO2008143157A1
WO2008143157A1 PCT/JP2008/059002 JP2008059002W WO2008143157A1 WO 2008143157 A1 WO2008143157 A1 WO 2008143157A1 JP 2008059002 W JP2008059002 W JP 2008059002W WO 2008143157 A1 WO2008143157 A1 WO 2008143157A1
Authority
WO
WIPO (PCT)
Prior art keywords
conversion
information processing
processing device
reversible
encoding
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
PCT/JP2008/059002
Other languages
English (en)
French (fr)
Inventor
Takahiro Fukuhara
Katsutoshi Ando
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.)
Sony Corp
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Priority to CN2008800004503A priority Critical patent/CN101543037B/zh
Priority to US12/374,509 priority patent/US8503809B2/en
Priority to JP2008289345A priority patent/JP4821835B2/ja
Publication of WO2008143157A1 publication Critical patent/WO2008143157A1/ja
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/63—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)

Abstract

　本発明は、画像データを、高品質かつ低遅延に伝送することができるようにした情報処理装置および方法に関する。ウェーブレット変換部１０１は、画像データに対して、順方向と逆方向の変換が完全に保証された可逆な方法でデータ変換を行う可逆フィルタを用いてウェーブレット変換を施す。エントロピ符号化部１０３は、係数データに対して所定のエントロピ符号化方式を用い、順方向と逆方向の変換が完全に保証された可逆な方法で符号化する。本発明は、例えば、符号化装置または復号装置に適用することができる。
PCT/JP2008/059002 2007-05-17 2008-05-16 情報処理装置および方法 Ceased WO2008143157A1 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN2008800004503A CN101543037B (zh) 2007-05-17 2008-05-16 信息处理设备和方法
US12/374,509 US8503809B2 (en) 2007-05-17 2008-05-16 Information processing apparatus and method to entropy code upon processing of predetermined number of precincts
JP2008289345A JP4821835B2 (ja) 2008-05-16 2008-11-12 情報処理装置および方法

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007-132156 2007-05-17
JP2007132156 2007-05-17

Publications (1)

Publication Number Publication Date
WO2008143157A1 true WO2008143157A1 (ja) 2008-11-27

Family

ID=40031859

Family Applications (2)

Application Number Title Priority Date Filing Date
PCT/JP2008/059002 Ceased WO2008143157A1 (ja) 2007-05-17 2008-05-16 情報処理装置および方法
PCT/JP2008/059001 Ceased WO2008143156A1 (ja) 2007-05-17 2008-05-16 符号化装置および符号化方法、並びに復号装置および復号方法

Family Applications After (1)

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PCT/JP2008/059001 Ceased WO2008143156A1 (ja) 2007-05-17 2008-05-16 符号化装置および符号化方法、並びに復号装置および復号方法

Country Status (4)

Country Link
US (2) US8260068B2 (ja)
JP (1) JP5152598B2 (ja)
CN (4) CN101543038B (ja)
WO (2) WO2008143157A1 (ja)

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US9584620B1 (en) * 2015-12-31 2017-02-28 International Business Machines Corporation Caching in storage clients
CN107888322B (zh) * 2016-09-30 2020-09-11 扬智科技股份有限公司 以太网络物理层的解码方法与以太物理层电路
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Also Published As

Publication number Publication date
CN101543038B (zh) 2013-01-02
CN102263950B (zh) 2014-10-01
US8260068B2 (en) 2012-09-04
US20090175548A1 (en) 2009-07-09
US8503809B2 (en) 2013-08-06
CN101569170A (zh) 2009-10-28
CN101543037B (zh) 2012-05-30
JPWO2008143156A1 (ja) 2010-08-05
CN101543037A (zh) 2009-09-23
CN101543038A (zh) 2009-09-23
CN102263950A (zh) 2011-11-30
US20100061643A1 (en) 2010-03-11
JP5152598B2 (ja) 2013-02-27
CN101569170B (zh) 2011-11-16
WO2008143156A1 (ja) 2008-11-27

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