Patent ID: 6664968
Filing Date: 2003-12-16
Classification: G06F,G09G

Abstract:
A monitor system comprising:a display device having a screen in which a display area is virtually divided into a plurality of sub-screens, wherein the display device has two memories for each sub-screen; graphics adapters, each of which is provided for the corresponding one of the sub-screens of said display device and has two frame buffers; a controller for controlling said graphics adapters; writing memory selector for selecting any one of said two memories as a memory, into which image data supplied from said graphics adapter is written; and reading-out memory selector for selecting any one of said two memories, from which the image data is read out, wherein said reading-out memory selector is provided in plural number so as to correspond to each sub-screen, and outputs of the image data to be displayed on the screen are made to synchronize among the plurality of said reading-out memory selector.