Patent ID: 6023252
Filing Date: 2000-02-08
Classification: G09G

Abstract:
An LCD device comprising:an LCD having time-sharing matrix driving liquid crystal pixels arranged as a matrix in upper and lower half portions, for display of an initial screenful of image data made up of upper and lower side image data in a display area;a display controller respectively displaying the upper and lower side image data on the upper and lower half portions of the LCD;an upper side image data-holding memory holding the upper side image data;a lower side image data-holding memory holding the lower side image data;memory write control means for identifying a selected continuous portion of the initial screenful of image data for enlargement and dividing the selected continuous portion of the initial screenful of image data into new upper and lower side image data respectively written and held in the upper and lower side image data-holding memories; andmemory read control means for reading out the new upper and lower side image data held in the upper and lower side memories to be repeatedly displayed by the display controller on the upper and lower half portions of the LCD as a new screenful of image data in which a plurality of display electrodes of the pixels are connected in parallel to achieve an enlargement of the selected continuous portion of the initial screenful of image data.