Still picture display apparatus and external storage device used

Details Still picture display apparatus and external storage device used Still picture display apparatus and external storage device used

1994-07-18

1996-02-27

Chin, Tommy P.

Computer graphics processing and selective visual display system

Display peripheral interface input device

Light pen for fluid matrix display panel

345192, G09G 116

Patent

active

054952662

ABSTRACT:
A still picture display apparatus displays a still picture in which characters each composed of combination of a predetermined number of dots on a raster scan monitor in accordance with character data and program data both stored in an external storage device in advance. Offset data of at least one of a horizontal direction and a vertical direction correspondingly to each character is stored in an offset table formed in the external storage device. A picture processing unit determines an address on the basis of the offset data and at least one of a horizontal position and a vertical position, and reads video data from a video data memory according to the address to apply to the raster scan monitor.

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