Patent ID: 6331855
Filing Date: 2001-12-18
Classification: G06F,G09G

Abstract:
A system for controlling information displayed on a first processor-based system, on a second processor-based system comprising:a memory to store instruction sequences by which the first processor-based system is processed; anda processor coupled to the memory, wherein the stored instruction sequences cause the processor to: (a) examine, at an interval, at least one pixel at a selected location of a currently displayed image by (a.1) determining a non-linear order of examination and (a.2) examining, at the interval, the at least one pixel at the selected location of the currently displayed image; (b) compare the location with a corresponding location of a previously displayed image to determine if the previously displayed image has been changed; (c) transmitting location information representing the change; and (d) storing the changed information on the second processor-based system.