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:
Oct. 13, 2015
Filed:
Jan. 21, 2014
Applicant:
Kabushiki Kaisha Toshiba, Minato-ku, Tokyo, JP;
Inventor:
Koichi Kokubun, Yokohama, JP;
Assignee:
KABUSHIKI KAISHA TOSHIBA, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 27/15 (2006.01); H01L 21/00 (2006.01); H01L 27/146 (2006.01); H01L 33/20 (2010.01); H01L 25/16 (2006.01); H01L 33/60 (2010.01);
U.S. Cl.
CPC ...
H01L 27/14627 (2013.01); H01L 25/167 (2013.01); H01L 27/14685 (2013.01); H01L 33/20 (2013.01); H01L 27/14645 (2013.01); H01L 33/60 (2013.01);
Abstract
According to one embodiment, an optical device includes a plurality of optical elements arrange in array. At least of the optical elements includes an optical layer constituted by a plurality of patterns. The plurality of patterns are formed by a layered body including metal layers and a dielectric layer interlayered between the metal layers, and formed as a plurality of regularly-arranged loop-like patterns with a density decreasing from the center toward the periphery of the loop.