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:
Dec. 08, 2020
Filed:
Nov. 07, 2018
Applicant:
Electronics and Telecommunications Research Institute, Daejeon, KR;
Inventors:
Assignee:
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE, Daejeon, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 6/26 (2006.01); G02B 6/42 (2006.01); G02B 6/10 (2006.01); G02B 6/122 (2006.01); G02B 6/30 (2006.01); G02B 6/12 (2006.01); G02B 6/13 (2006.01); G02B 6/125 (2006.01);
U.S. Cl.
CPC ...
G02B 6/1228 (2013.01); G02B 6/12002 (2013.01); G02B 6/125 (2013.01); G02B 6/13 (2013.01); G02B 6/305 (2013.01); G02B 2006/12147 (2013.01);
Abstract
Provided are an optical coupling device and a method for manufacturing the same. The optical coupling device includes a first waveguide including a first forward tapered part, a second waveguide disposed on the first waveguide and including a first reverse tapered part in a direction opposite to the first forward tapered part, and an interlayer waveguide disposed between the first and second waveguides and having a thickness corresponding to a distance between the first forward tapered part and the first reverse tapered part.