Image analysis – Image compression or coding
Patent
1994-06-23
1996-04-30
Boudreau, Leo
Image analysis
Image compression or coding
358426, G06K 936
Patent
active
055132790
ABSTRACT:
An image coding and decoding apparatus to improve processing speed in searching for marker information such as control information when decoding, reduce the capacity of memory means for expanding compressed data and reduce the size of the unit of coding and decoding processing is disclosed, wherein divided coded data blocks CodeBlock 1-1, 1-2 and so forth are produced by dividing coded data obtained by coding image data for an image of a predetermined size into a predetermined size and control information values CodeSize1-1, 1-2 and so forth showing coded data block size are appended to each divided coded data block as control information.
REFERENCES:
patent: 5249066 (1993-09-01), Fukuda et al.
patent: 5299018 (1994-03-01), Jefferson
patent: 5303058 (1994-04-01), Fukuda et al.
patent: 5408542 (1995-04-01), Callahan
"Digital Compression and Coding of Continuous-Tone Still Images;" Part I and Annex B; International Standard DIS 10918-1.
Suzuki Kazuhiro
Umezawa Ken
Yokose Taro
Yoshinari Toshiaki
Boudreau Leo
Fuji 'Xerox Co., Ltd.
Johns Andrew W.
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