APPARATUS AND METHODS FOR DYNAMICALLY CORRELATING VIRTUAL KEYBOARD DIMENSIONS TO USER FINGER SIZE

摘要

PROBLEM TO BE SOLVED: To provide a user interface for computing devices equipped with a touchscreen and a digital camera that enhances a portion of a displayed image within a user's gaze.SOLUTION: A user calibrates a mobile device 1 by touching a portion of a touchscreen 2 with one or more fingers and following a moving image on the display with the user's eyes. The mobile device tracks where a user is looking, and a portion of the display in the vicinity of the user's gaze is enhanced in size. If the user is looking at a virtual keyboard 4, key icons near the user's gaze may be increased in size in accordance with the user's finger 5 tip size.