Patent ID: 6570583
Filing Date: 2003-05-27
Classification: G06F

Abstract:
A handheld device comprising:a display for presenting an image to a user, the image containing text or a plurality of graphic icons; a processor electrically connected to the display; memory electrically connected to the processor, the memory comprising a display program for controlling the display of the handheld device; and an input panel electrically connected to the processor and comprising a plurality of key buttons for generating key signal, a two-dimensional rocking switch for generating pointing signals, and a switch for generating a zoom control signal according to the user's input being activate when the two-dimensional rocking switch is depresses near an origin of axes of the two-dimensional rocking switch; wherein the display program will change the font size of the text or the size of the graphic icons according to the zoom control signal, select a proper amount of text or graphic icons to be displayed within the boundary of the display, and scroll the text or graphic icons presented on the display according to the pointing signals received from the two dimensional rocking switch.