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:
Sep. 28, 2021
Filed:
Aug. 23, 2019
Applicants:
Stmicroelectronics (Crolles 2) Sas, Crolles, FR;
Stmicroelectronics (Alps) Sas, Grenoble, FR;
Inventors:
Assignees:
STMICROELECTRONICS (ALPS) SAS, Grenoble, FR;
STMICROELECTRONICS (CROLLES 2) SAS, Crolles, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 6/125 (2006.01); G02B 6/14 (2006.01); G02B 6/122 (2006.01); G02B 6/12 (2006.01);
U.S. Cl.
CPC ...
G02B 6/125 (2013.01); G02B 6/122 (2013.01); G02B 6/14 (2013.01); G02B 2006/12097 (2013.01); G02B 2006/12109 (2013.01); G02B 2006/12152 (2013.01);
Abstract
In one embodiment, a waveguide includes an upstream portion, a downstream portion, and an intermediate portion between the upstream portion and the downstream portion. A first band is disposed on an insulating layer, the first band oriented along a first direction. A first lateral strip and a second lateral strip are disposed on either side of the first band, the first lateral strip and the second lateral strip being thinner or interrupted along the intermediate portion.