JP4769039B2 - デジタル信号符号化および復号化装置ならびにその方法 - Google Patents

デジタル信号符号化および復号化装置ならびにその方法 Download PDF

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Publication number
JP4769039B2
JP4769039B2 JP2005215785A JP2005215785A JP4769039B2 JP 4769039 B2 JP4769039 B2 JP 4769039B2 JP 2005215785 A JP2005215785 A JP 2005215785A JP 2005215785 A JP2005215785 A JP 2005215785A JP 4769039 B2 JP4769039 B2 JP 4769039B2
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value
data
pixel
pixel value
quantization
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JP2005215785A
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Japanese (ja)
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JP2007036566A (ja
JP2007036566A5 (enExample
Inventor
和雄 岡本
裕二 永石
達郎 重里
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Panasonic Corp
Panasonic Holdings Corp
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Panasonic Corp
Matsushita Electric Industrial Co Ltd
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Priority to JP2005215785A priority Critical patent/JP4769039B2/ja
Application filed by Panasonic Corp, Matsushita Electric Industrial Co Ltd filed Critical Panasonic Corp
Priority to US11/996,705 priority patent/US8275207B2/en
Priority to KR20087002178A priority patent/KR20080038137A/ko
Priority to EP06768291A priority patent/EP1912445A4/en
Priority to PCT/JP2006/314265 priority patent/WO2007013335A1/ja
Priority to CN2006800275563A priority patent/CN101233765B/zh
Publication of JP2007036566A publication Critical patent/JP2007036566A/ja
Publication of JP2007036566A5 publication Critical patent/JP2007036566A5/ja
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    • 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
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/124—Quantisation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/41—Bandwidth or redundancy reduction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/46—Colour picture communication systems
    • H04N1/64—Systems for the transmission or the storage of the colour picture signal; Details therefor, e.g. coding or decoding means therefor
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N11/00—Colour television systems
    • H04N11/04—Colour television systems using pulse code modulation
    • 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
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
    • 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
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/124—Quantisation
    • H04N19/126—Details of normalisation or weighting functions, e.g. normalisation matrices or variable uniform quantisers
    • 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
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/182—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a pixel
    • 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
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/186—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a colour or a chrominance component
    • 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding

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  • 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)
  • Image Processing (AREA)
  • Color Television Systems (AREA)
JP2005215785A 2005-07-26 2005-07-26 デジタル信号符号化および復号化装置ならびにその方法 Expired - Lifetime JP4769039B2 (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP2005215785A JP4769039B2 (ja) 2005-07-26 2005-07-26 デジタル信号符号化および復号化装置ならびにその方法
KR20087002178A KR20080038137A (ko) 2005-07-26 2006-07-19 디지털 신호 부호화 및 복호화 장치 및 그 방법
EP06768291A EP1912445A4 (en) 2005-07-26 2006-07-19 DEVICE AND METHOD FOR CODING AND DECODING DIGITAL SIGNALS
PCT/JP2006/314265 WO2007013335A1 (ja) 2005-07-26 2006-07-19 デジタル信号符号化および復号化装置ならびにその方法
US11/996,705 US8275207B2 (en) 2005-07-26 2006-07-19 Digital signal encoding and decoding device and method
CN2006800275563A CN101233765B (zh) 2005-07-26 2006-07-19 数字信号编码和解码装置及方法

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Application Number Priority Date Filing Date Title
JP2005215785A JP4769039B2 (ja) 2005-07-26 2005-07-26 デジタル信号符号化および復号化装置ならびにその方法

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JP2007036566A JP2007036566A (ja) 2007-02-08
JP2007036566A5 JP2007036566A5 (enExample) 2008-09-11
JP4769039B2 true JP4769039B2 (ja) 2011-09-07

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US (1) US8275207B2 (enExample)
EP (1) EP1912445A4 (enExample)
JP (1) JP4769039B2 (enExample)
KR (1) KR20080038137A (enExample)
CN (1) CN101233765B (enExample)
WO (1) WO2007013335A1 (enExample)

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Publication number Publication date
WO2007013335A1 (ja) 2007-02-01
KR20080038137A (ko) 2008-05-02
CN101233765A (zh) 2008-07-30
CN101233765B (zh) 2012-07-04
JP2007036566A (ja) 2007-02-08
US20100142811A1 (en) 2010-06-10
US8275207B2 (en) 2012-09-25
EP1912445A4 (en) 2010-08-25
EP1912445A1 (en) 2008-04-16

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