The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 28, 2006
Filed:
Jul. 26, 2005
Applicant:
Mamoru Uchida, Kanagawa, JP;
Inventor:
Mamoru Uchida, Kanagawa, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J 40/14 (2006.01); H01L 31/00 (2006.01); G01B 9/10 (2006.01);
U.S. Cl.
CPC ...
Abstract
The semiconductor device of the present invention comprises an optical transmission region, and a light receiving part for converting light propagating through the optical transmission region to an electrical signal, wherein the optical transmission region comprises a two-dimensional optical waveguide layer, and wherein at least a portion of the light receiving part is embedded in the optical transmission region, whereby the present invention can provide a semiconductor device having reduced direction dependency when light propagating through the optical transmission region is received.