Display device in which display information is smoothly scrolled

Details Display device in which display information is smoothly scrolled Display device in which display information is smoothly scrolled

1994-03-28

1999-09-07

Lao, Lun-Yi

Computer graphics processing and selective visual display system

Computer graphic processing system

Integrated circuit

345196, 345123, G09G 534, G06F 1300

Patent

active

059494425

ABSTRACT:
A display device to realize a smooth scroll on a display screen is provided. This device comprises: a memory having a plurality of storage parts which can store information to be displayed which is formed by a plurality of dot lines on a line unit basis; transfer circuit for transferring the information stored in the memory to a video memory on a unit basis of one dot line or a plurality of dot lines less the total contained in the above line unit; a timer for controlling the transfer of the information from the memory to the video memory; display apparatus for displaying the information in the video memory; and a controller for scrolling the information which is displayed on the display screen on the display apparatus.

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