Patent ID: 6803885
Filing Date: 2004-10-12
Classification: G02B,G09G

Abstract:
A display device comprising:a controller chip comprising: a memory data array on the controller chip operable to store data values associated with an image to be displayed; and a controller on the controller chip operable to control transmission of the data values stored in the memory data array out of the memory data array and off the control chip; a display chip operable to receive the transmitted data values from the control chip and display the image, comprising: a display array comprising a plurality of pixels; a display chip memory operable to store at least two bits of data per pixel; and a logic arrangement within the display chip operable to retrieve values from the display chip memory, perform logical or arithmetic operations on the data values, and selectively transmit results back to the display chip memory; a data bus operable to carry the transmission of data values stored in the memory data array to the display chip; and wherein the logic arrangement on the display chip is operable to retrieve and transmit data values from and to the display chip memory over a link other than the data bus.