Method and apparatus for processing image data

Details Method and apparatus for processing image data Method and apparatus for processing image data

1991-09-13

1994-09-13

Nguyen, Phu K.

395164, G06K 100

Patent

active

053476212

ABSTRACT:
Image data is processed by dividing an entire screen into a predetermined number of unitary blocks of pixels, then storing data of the divided screen blocks from an image data recording medium into memories, and processing the data for displaying the image on a predetermined display means. Out of the entire data of the divided screen blocks, the data of some blocks usable in common for the screens and the data of the other divided screen blocks are sequentlly read from the recording medium and are stored in the memories. The kinds of the color data usable for the entire screen are limited in accordance with the kinds of colors usable for each of the divided screen blocks, and the color data usable for each of the divided screen blocks is selected out of the limited color data usable for the entire screen, so as to display a satisfactory image in which boundaries between the divided screen blocks are not conspicuous.

REFERENCES:
patent: 4777621 (1988-10-01), Miner et al.
patent: 4847604 (1989-07-01), Doyle
patent: 5091720 (1992-02-01), Wood
patent: 5103407 (1992-04-01), Gabor
patent: 5142615 (1992-08-01), Levesque et al.
patent: 5241658 (1993-08-01), Masterson et al.

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