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.

Date of Patent:
Jun. 06, 2023

Filed:

Aug. 12, 2021
Applicant:

Korea Advanced Institute of Science and Technology, Daejeon, KR;

Inventors:

Kyoungsik Yu, Daejeon, KR;

Gyeongho Son, Daejeon, KR;

Youngjae Jeong, Daejeon, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 6/30 (2006.01);
U.S. Cl.
CPC ...
G02B 6/305 (2013.01);
Abstract

An interface for optical communication, including an input waveguide in which light input from an outside is guided, an output waveguide including a first part abutting against one end of the input waveguide and a second part connected to the first part and a substrate including a Buried oxide (BOX) layer connected to a lower side of the output waveguide, wherein the one end of the input waveguide includes a tapered structure of which a cross-sectional area is reduced by a predetermined angle.


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