US Patent 7719732 Light sensing element having two functions

Patent 7719732 was granted and assigned to Lite-On on May, 2010 by the United States Patent and Trademark Office.

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Patent

Patent attributes

Current Assignee

Lite-On

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

77197320

Patent Inventor Names

Ming-Sheng Yang0

Chih-Hsien Wei0

Date of Patent

May 18, 2010

Patent Application Number

111974070

Date Filed

August 5, 2005

Patent Primary Examiner

‌

King Y. Poon

Patent abstract

A light sensing element having two functions is provided for a high-speed image scanning system to scan a document, including a set of matrix light-sensing cells for detecting a scanning location for the scanned document, thereby feeding the sensed signals to control the scanning location and scanning speed, and at least one set of trilinear light-sensing cells for sensing an document, thereby acquiring image signals.

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