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US 7,411,583 B1Granted
Optical sensor based user interface for a portable electronic device
AssigneePalm, Inc.
InventorsYoon Kean Wong, William Robert Hanson
Life of this patent
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AssigneePalm, Inc.
InventorsYoon Kean Wong, William Robert Hanson
Estimating the term…
An apparatus and method are described herein, which simultaneously promotes a positive computing experience for users of portable computer systems and increases overall durability and longevity thereof. In one embodiment, an optical apparatus enhances the user computing experience, in one embodiment by simplifying operation, and is much more durable and long-lasting than mechanical switch and dial type devices it may replace. In one embodiment, the present invention is directed to an apparatus, which enables efficient portable computer device function, field, and data selection, gaming, input, interconnection, and other switching-related functions, simplifying operation and enhancing versatility thereof, yet without exposing the portable computer interior to any degree to incursion of environmental contamination. In one embodiment, an optical apparatus obviates openings in a portable computer package which would otherwise be required. In one embodiment, the apparatus, capable of sensing manipulation and directed by software, has a light source and corresponding light sensor.
A portable electronic device comprising:
A method of optical detection within a mobile device, said method comprising:
A method of enabling user interaction with a portable electronic device comprising:
Dependencies are inferred from the claim text.