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:
Aug. 11, 2015
Filed:
Jul. 24, 2012
Applicants:
Sung-dong Suh, Seoul, KR;
Eun-hyoung Cho, Seoul, KR;
Jin-seung Sohn, Seoul, KR;
Inventors:
Assignee:
SEAGATE TECHNOLOGY LLC, Cupertino, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 6/10 (2006.01); G11B 5/31 (2006.01); G02B 6/122 (2006.01); G11B 5/00 (2006.01);
U.S. Cl.
CPC ...
G11B 5/314 (2013.01); G02B 6/122 (2013.01); G11B 2005/0021 (2013.01); Y10T 29/49002 (2015.01); Y10T 29/49016 (2015.01);
Abstract
A waveguide structure includes a metal layer of a predetermined size on a substrate, a lower clad layer on the structure completely covering the metal layer, a core layer of a predetermined size on the lower clad layer at the location corresponding to the metal layer, and an upper clad layer thereon completely covering the core layer.