Pattern detection using an optical navigation device

Details Pattern detection using an optical navigation device Pattern detection using an optical navigation device

2005-10-19

2010-06-08

Mengistu, Amare (Department: 2629)

Computer graphics processing and selective visual display system

Display peripheral interface input device

Cursor mark position control device

C345S156000, C382S181000

Reexamination Certificate

active

07733329

ABSTRACT:
An optical navigation device that is capable of performing pattern detection. An optical navigation device according to the present teachings includes a image sensor that acquires a series of images of a surface and an image buffer for holding a template and a processor that detects a pattern on the surface by comparing the series of images to the template. The form factor of an optical navigation device enables its use as a pattern detection device for a wide variety of patterns on a wide variety of surfaces having a wide variety of forms.

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