Patent ID: 8199136

Claim:
An image display system according to the present invention comprising: a transmission device, for transmitting image data based on a predetermined drawing command; and a receiving monitor, for displaying received image data on a display panel, wherein said transmission device includes area detection means, for detecting an area wherein a change occurs on a screen in accordance with said drawing command, transmission target area calculation means, for calculating, based on said area detected by said area detection means, a target area to be transmitted, and packet transmission means, for transmitting a packet that includes said target area that is obtained by said transmission target area calculation means, and control data for said target area, and said packet transmission means repetitively transmitting said packet including identical screen data regardless whether a change occurs on said screen, and wherein said receiving monitor includes analysis means, for analyzing said control data received from said packet received from said transmission device, a frame memory, for composing image data based on said control data analyzed by said analysis means, and display means, for displaying, on a display panel, said image data rendered in said frame memory.