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:
Aug. 05, 2025
Filed:
Jan. 30, 2023
Applicant:
President and Fellows of Harvard College, Cambridge, MA (US);
Inventors:
Assignee:
PRESIDENT AND FELLOWS OF HARVARD COLLEGE, Cambridge, MA (US);
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/00 (2006.01); G02F 1/035 (2006.01); G02F 1/225 (2006.01);
U.S. Cl.
CPC ...
G02F 1/035 (2013.01); G02F 1/0018 (2013.01); G02F 1/225 (2013.01); G02F 2203/15 (2013.01);
Abstract
Optical devices and their fabrication from thin film lithium niobate are provided. In some embodiments, an optical device includes a substrate and an optical waveguide disposed on the substrate. The optical waveguide comprises lithium niobate. The optical waveguide has a central ridge extending laterally along the substrate. A pair of electrodes is disposed on opposite sides of the central ridge of the optical waveguide.