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.:

US 8546262 B1

PDF
Full Text
Expired
Date of Patent:
Oct. 01, 2013

Filed:

Jun. 14, 2012
Applicants:

Akiko Ogino, Kumamoto, JP;

Yukihiro Sayama, Kagoshima, JP;

Takayuki Shoya, Kumamoto, JP;

Masaya Shimoji, Kumamoto, JP;

Inventors:

Akiko Ogino, Kumamoto, JP;

Yukihiro Sayama, Kagoshima, JP;

Takayuki Shoya, Kumamoto, JP;

Masaya Shimoji, Kumamoto, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 21/311 (2006.01);
U.S. Cl.
CPC ...
Abstract

Disclosed herein is a solid-state image pickup device including: a trench formed in an insulating film above a light-receiving portion; a first waveguide core portion provided on an inner wall side of the trench; a second waveguide core portion filled in the trench via the first waveguide core portion; and a rectangular lens formed of the same material as that of the second waveguide core portion and provided integrally with the second waveguide core portion.


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