ADJUSTABLE ON-SCREEN CURSOR SENSITIVITY ON A HANDHELD COMMUNICATION DEVICE

摘要

Method and arrangement for adjusting sensitivity in the horizontal and/or vertical directions for the motion of a cursor on the display of a handheld electronic device incorporating a trackball as a user input device. The sensitivity can be user defined, program defined or a combination of the two. The sensitivity adjustment allows for special properties associated with the device's display dimensions and navigation device.