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:
Jul. 15, 2003
Filed:
May. 23, 2002
Applicant:
Inventors:
Takahiro Takimoto, Tenri, JP;
Naoki Fukunaga, Soraku-gun, JP;
Isamu Ohkubo, Kashiba, JP;
Toshimitsu Kasamatsu, Tenri, JP;
Mutsumi Oka, Jovo, JP;
Masaru Kubo, Kitakatsuragi-gun, JP;
Assignee:
Sharp Kabushiki Kaisha, Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 2/100 ; H01L 2/18234 ; H01L 2/176 ;
U.S. Cl.
CPC ...
H01L 2/100 ; H01L 2/18234 ; H01L 2/176 ;
Abstract
A circuit-incorporating light receiving device includes an integrated circuit and a photodiode. The integrated circuit and the photodiode are provided on a single semiconductor substrate. The integrated circuit includes a transistor having a polycrystalline silicon as an emitter diffusion source and an electrode. Elements included in the integrated circuit are isolated from each other using local oxidization.