System and method for compressing image files while...

Details System and method for compressing image files while... System and method for compressing image files while...

2006-10-24

2006-10-24

Wu, Jingge (Department: 2624)

Image analysis

Image compression or coding

Contour or chain coding

C382S243000, C382S166000, C345S441000

Reexamination Certificate

active

07127118

ABSTRACT:
The present invention concerns a way of compressing an initial data structure that defines an image as an array of pixel elements. The method includes generating a new data structure that defines contours at least some of which are contours having a constant color value to within a tolerance.

REFERENCES:
patent: 5457754 (1995-10-01), Han et al.
patent: 5694331 (1997-12-01), Yamamoto et al.
patent: 5719947 (1998-02-01), Enomoto et al.
patent: 6690827 (2004-02-01), Horikawa et al.
patent: 2001/0024516 (2001-09-01), Yoshioka et al.

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