Touch screen user interface with expanding touch locations...

Details Touch screen user interface with expanding touch locations... Touch screen user interface with expanding touch locations...

G - Physics

08

C

G08C 21/00 (2006.01) G03G 15/00 (2006.01) G06F 3/033 (2006.01)

Patent

CA 2048754

A touch sensitive user interface of the type having a display screen for displaying an image; control logic responsive to the touch sensitive user interface for determining the contact position of a probe, such as a finger, thereon; a display menu of operating features, represented by a plurality of images on the display screen, so that a user may make touch selections on the images corresponding to operating features desired; a system controller for identifying a contact zone of a predetermined size with respect to the display screen, the control logic actuating the feature within the system represented by a displayed image in response to user touch within a corresponding contact zone, the system controller enlarging the contact zone of a selected feature upon selection thereof, to a size accommodating a probe tip, without overlapping on adjacent areas and upon completion of option selection, returning the expanded contact areas to said predetermined size.

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