Patent ID: 7400314
Filing Date: 2008-07-15
Classification: A61B,G09G,H04N

Abstract:
1. A display device, having: at least two sets of maximum luminance including an image maximum luminance for displaying an image and an ordinary maximum luminance for displaying non-image information, said ordinary maximum luminance being lower than said image maximum luminance, wherein said display device is operable to simultaneously display the image at the image maximum luminance and the non-image information at the ordinary maximum luminance and a visibility of the non-image information is not reduced when displayed at ordinary maximum luminance, wherein an entire display screen is adjusted to a brightness of display not higher than said ordinary maximum luminance in accordance with an operation using graphical user interfaces, and wherein the image is displayed at a maximum luminance level for the display represented by n bits and wherein the non-image information is displayed at a maximum level represented by n−3 bits or less than n−3 bits.