Optically based input mechanism for a handheld electronic...

Details Optically based input mechanism for a handheld electronic... Optically based input mechanism for a handheld electronic...

G - Physics

06

F

G06F 3/042 (2006.01) G06F 3/033 (2006.01) H04W 88/02 (2009.01) G06F 15/02 (2006.01)

Patent

CA 2652358

Handheld electronic communication device is presented and includes a body with a display screen and an optically based user input device. The optically based user input device is a light-transmissive tubular member. The light- transmissive tubular member has an exposed surface and an image sensor. The handheld electronic communication device further includes a microprocessor which is connected between the image sensor and the display screen. The microprocessor is capable of executing a microprocessor-run program, which receives input data representative of cursor guidance instructions from the image sensor and processes the data for output on the display screen.

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