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US Patent 7592682 Optical waveguide and photoreceptor

Patent 7592682 was granted and assigned to Sony on September, 2009 by the United States Patent and Trademark Office.

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Patent
Patent
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Patent attributes

Current Assignee
Sony
Sony
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Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
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Patent Number
75926820
Patent Inventor Names
Koichiro Kishima0
Date of Patent
September 22, 2009
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Patent Application Number
115625190
Date Filed
November 22, 2006
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Patent Primary Examiner
‌
Kiesha L. Rose
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Patent abstract

A semiconductor device having a substrate that contains an insulating layer and a semiconductor layer provided on the insulating layer. The semiconductor also has an optical waveguide that is formed along a predetermined path. This optical waveguide is formed by making the semiconductor layer non-uniformed in thickness thereof. The semiconductor further has a photoreceptor having MISFET containing a floating channel body that is formed on a position of the semiconductor layer in which electric field of light guided inside the optical waveguide exists and a gate for forming channel formed on a front surface side of the channel body.

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