US Patent 7385594 Position encoded sensing device and a method thereof

Patent 7385594 was granted and assigned to AU Optronics on June, 2008 by the United States Patent and Trademark Office.

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Patent

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Current Assignee

AU Optronics

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

73855940

Patent Inventor Names

Chen-Hsien Liao0

Hsu-Ping Tseng0

Date of Patent

June 10, 2008

Patent Application Number

107807020

Date Filed

February 19, 2004

Patent Primary Examiner

‌

Prabodh Dharia

Patent abstract

A position encoded sensing device having a display panel, a light guiding layer disposed on the display panel. The light guiding layer is configured to have encoded information therein. In addition, the position encoded sensing device includes a transceiver for detecting light and the encoded information that are guided out of the light guiding layer.

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