DE3884802T3 - Verfahren und vorrichtung zur adaptiven blocktransformationscodierung von bildern. - Google Patents

Verfahren und vorrichtung zur adaptiven blocktransformationscodierung von bildern.

Info

Publication number
DE3884802T3
DE3884802T3 DE3884802T DE3884802T DE3884802T3 DE 3884802 T3 DE3884802 T3 DE 3884802T3 DE 3884802 T DE3884802 T DE 3884802T DE 3884802 T DE3884802 T DE 3884802T DE 3884802 T3 DE3884802 T3 DE 3884802T3
Authority
DE
Germany
Prior art keywords
images
block transfer
transfer encoding
adapting block
adapting
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.)
Expired - Fee Related
Application number
DE3884802T
Other languages
English (en)
Other versions
DE3884802D1 (de
DE3884802T2 (de
Inventor
Scott Daly
Cheng-Tie Chen
Majid Rabbani
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.)
Eastman Kodak Co
Original Assignee
Eastman Kodak Co
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=22010391&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3884802(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Eastman Kodak Co filed Critical Eastman Kodak Co
Publication of DE3884802D1 publication Critical patent/DE3884802D1/de
Publication of DE3884802T2 publication Critical patent/DE3884802T2/de
Application granted granted Critical
Publication of DE3884802T3 publication Critical patent/DE3884802T3/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H04N19/10—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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • 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
DE3884802T 1987-06-02 1988-05-19 Verfahren und vorrichtung zur adaptiven blocktransformationscodierung von bildern. Expired - Fee Related DE3884802T3 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/057,404 US4774574A (en) 1987-06-02 1987-06-02 Adaptive block transform image coding method and apparatus
PCT/US1988/001607 WO1988010049A1 (en) 1987-06-02 1988-05-19 Adaptive block transform image coding method and apparatus

Publications (3)

Publication Number Publication Date
DE3884802D1 DE3884802D1 (de) 1993-11-11
DE3884802T2 DE3884802T2 (de) 1994-05-05
DE3884802T3 true DE3884802T3 (de) 1998-03-05

Family

ID=22010391

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3884802T Expired - Fee Related DE3884802T3 (de) 1987-06-02 1988-05-19 Verfahren und vorrichtung zur adaptiven blocktransformationscodierung von bildern.

Country Status (5)

Country Link
US (1) US4774574A (de)
EP (1) EP0363418B2 (de)
JP (1) JPH02503733A (de)
DE (1) DE3884802T3 (de)
WO (1) WO1988010049A1 (de)

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DE3884802T2 (de) 1994-05-05
US4774574A (en) 1988-09-27
WO1988010049A1 (en) 1988-12-15
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