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:
Apr. 18, 2023
Filed:
Mar. 06, 2020
Applicant:
Renesas Electronics Corporation, Tokyo, JP;
Inventors:
Tetsuya Iida, Tokyo, JP;
Yasutaka Nakashiba, Tokyo, JP;
Assignee:
RENESAS ELECTRONICS CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 6/42 (2006.01);
U.S. Cl.
CPC ...
G02B 6/4214 (2013.01); G02B 6/4246 (2013.01);
Abstract
A semiconductor device includes a cladding layer and a first optical waveguide. The first optical waveguide is formed on the first cladding layer. An end surface of the first optical waveguide is inclined relative to a vertical line perpendicular to an upper surface of the cladding layer.