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:
Mar. 14, 2023
Filed:
Apr. 29, 2022
Applicant:
Stmicroelectronics (Crolles 2) Sas, Crolles, FR;
Inventor:
Charles Baudot, Lumbin, FR;
Assignee:
STMicroelectronics (Crolles 2) SAS, Crolles, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/025 (2006.01); G02F 1/01 (2006.01); G02F 1/017 (2006.01); G02F 1/225 (2006.01); H01L 21/02 (2006.01); B82Y 20/00 (2011.01);
U.S. Cl.
CPC ...
G02F 1/025 (2013.01); G02F 1/0121 (2013.01); G02F 1/01708 (2013.01); G02F 1/01716 (2013.01); G02F 1/01725 (2013.01); G02F 1/225 (2013.01); H01L 21/0245 (2013.01); H01L 21/02381 (2013.01); B82Y 20/00 (2013.01);
Abstract
In one embodiment, an electro-optical modulator includes a waveguide having a first major surface and a second major surface opposite the first major surface. A cavity is disposed in the waveguide. Multiple quantum wells are disposed in the cavity.