SE515535C2 - En transkoder - Google Patents

En transkoder

Info

Publication number
SE515535C2
SE515535C2 SE9603909A SE9603909A SE515535C2 SE 515535 C2 SE515535 C2 SE 515535C2 SE 9603909 A SE9603909 A SE 9603909A SE 9603909 A SE9603909 A SE 9603909A SE 515535 C2 SE515535 C2 SE 515535C2
Authority
SE
Sweden
Prior art keywords
transcoder
resolution
dct
video signal
block
Prior art date
Application number
SE9603909A
Other languages
English (en)
Swedish (sv)
Other versions
SE9603909D0 (sv
SE9603909L (sv
Inventor
Charilaos Christopoulos
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Priority to SE9603909A priority Critical patent/SE515535C2/sv
Publication of SE9603909D0 publication Critical patent/SE9603909D0/xx
Priority to PCT/SE1997/001766 priority patent/WO1998019460A1/en
Priority to AU47980/97A priority patent/AU4798097A/en
Priority to JP10520354A priority patent/JP2001503225A/ja
Priority to EP97910678A priority patent/EP0934661A1/en
Priority to CN97199152.9A priority patent/CN1234943A/zh
Publication of SE9603909L publication Critical patent/SE9603909L/xx
Priority to US09/294,548 priority patent/US6526099B1/en
Publication of SE515535C2 publication Critical patent/SE515535C2/sv

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
    • H04N19/90—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
    • 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
    • H04N19/40—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using video transcoding, i.e. partial or full decoding of a coded input stream followed by re-encoding of the decoded output stream
    • 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
    • H04N19/48—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using compressed domain processing techniques other than decoding, e.g. modification of transform coefficients, variable length coding [VLC] data or run-length data

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Television Systems (AREA)
SE9603909A 1996-10-25 1996-10-25 En transkoder SE515535C2 (sv)

Priority Applications (7)

Application Number Priority Date Filing Date Title
SE9603909A SE515535C2 (sv) 1996-10-25 1996-10-25 En transkoder
PCT/SE1997/001766 WO1998019460A1 (en) 1996-10-25 1997-10-22 A transcoder
AU47980/97A AU4798097A (en) 1996-10-25 1997-10-22 A transcoder
JP10520354A JP2001503225A (ja) 1996-10-25 1997-10-22 トランスコーダ
EP97910678A EP0934661A1 (en) 1996-10-25 1997-10-22 A transcoder
CN97199152.9A CN1234943A (zh) 1996-10-25 1997-10-22 译码器
US09/294,548 US6526099B1 (en) 1996-10-25 1999-04-20 Transcoder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9603909A SE515535C2 (sv) 1996-10-25 1996-10-25 En transkoder

Publications (3)

Publication Number Publication Date
SE9603909D0 SE9603909D0 (sv) 1996-10-25
SE9603909L SE9603909L (sv) 1998-04-26
SE515535C2 true SE515535C2 (sv) 2001-08-27

Family

ID=20404375

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9603909A SE515535C2 (sv) 1996-10-25 1996-10-25 En transkoder

Country Status (7)

Country Link
US (1) US6526099B1 (zh)
EP (1) EP0934661A1 (zh)
JP (1) JP2001503225A (zh)
CN (1) CN1234943A (zh)
AU (1) AU4798097A (zh)
SE (1) SE515535C2 (zh)
WO (1) WO1998019460A1 (zh)

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Also Published As

Publication number Publication date
SE9603909D0 (sv) 1996-10-25
WO1998019460A1 (en) 1998-05-07
SE9603909L (sv) 1998-04-26
EP0934661A1 (en) 1999-08-11
CN1234943A (zh) 1999-11-10
JP2001503225A (ja) 2001-03-06
AU4798097A (en) 1998-05-22
US6526099B1 (en) 2003-02-25

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