Method of and system for updating a display unit

Details Method of and system for updating a display unit Method of and system for updating a display unit

G - Physics

06

F

354/229

G06F 3/14 (2006.01)

Patent

CA 1318031

AT9-88-048 Abstract METHOD OF AND SYSTEM FOR UPDATING A DISPLAY UNIT This invention relates to updating a display unit associated with a remote computer system communicating with a host computer system. Information, which is currently being displayed on the display unit and information to be displayed thereon are compared to determine any differences which exist therebetween. If the differences exceed a predetermined value, a update command is generated and transmitted by the host computer system to the remote computer system along with the information to be displayed if facili- tate the updating of the display unit. If the differ- ences do not exceed the predetermined value, it is determined which of a plurality change categories should be used to transmit the differences to the remote system in the most efficient manner. An update command, which is associated with the selected one of the plurality of change categories, and data repre- senting the differences are then enqueued for trans- mission to the remote system to facilitate the updat- ing of the display unit.

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