Patent · US Active

Micro-machined thin film lithium niobate electro-optic devices

US11598980B2 · kind B2 · utility

2Cited by

17References

29Claims

0Family size

Assignee

President and Fellows of Harvard College · US

Inventors

Cheng Wang · Taipei, TW
Mian Zhang · Cambridge, US
Marko Loncar · Somerville, US

Key dates

Filing date	Aug 11, 2017
Grant date	Mar 7, 2023
Priority date	—
Expiry date	Oct 5, 2039

Classification

Technology area (CPC G)Physics
CPC primaryG02F2203/15
WIPO fieldOptics
WIPO sectorInstruments

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.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.