Patent ID: 6559825
Filing Date: 2003-05-06
Classification: G02B,G09G,H04M,H04N

Abstract:
A wireless pager comprising:a housing having a plurality of control elements; a wireless receiver that is mounted within the housing and receives image data from a source; a display circuit that is electrically connected to the receiver and generates display data; a matrix display that is mounted to the housing and presents the display data from the display circuit as an image, the matrix display having an array of at least 320 by 240 pixel electrodes; a light emitting diode (LED) that is mounted within the housing and is optically coupled to the display for illuminating the image on the display; an optical system that is positioned along an optical path with the display and magnifies the image on the display for viewing by a user; a battery in the housing that provides electrical power of less than 0.2 watts to the display and the LED; a display module having the matrix display, the LED, and the optical system, the display module having a volume of less than 20 cm3; and a power management circuit that controls the power consumption of the display circuit such that after the image is illuminated, the power management circuit lowers the power consumption of the display circuit until display data for the next image is ready to be presented on the matrix display, without comparing the images.