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.

Date of Patent:
Nov. 15, 2022

Filed:

Mar. 20, 2018
Applicant:

Eth Zürich, ETH-Zentrum, CH;

Inventors:

Yannick Salamin, Zürich, CH;

Ping Ma, Uster, CH;

Ueli Koch, Winterthur, CH;

Jürg Leuthold, Neerach, CH;

Assignee:

ETH ZÜRICH, Zürich, CH;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 21/3586 (2014.01); G02F 1/035 (2006.01); G02F 1/05 (2006.01); G02B 6/122 (2006.01); G02B 6/43 (2006.01);
U.S. Cl.
CPC ...
G01N 21/3586 (2013.01); G02F 1/035 (2013.01); G02F 1/05 (2013.01); G02B 6/1226 (2013.01); G02B 6/43 (2013.01);
Abstract

A terahertz device includes a first waveguide, which is a plasmonic waveguide, having a first core with a nonlinear material, such as a ferroelectric material, and having a cladding with a first cladding portion including, at a first interface with the first core, a first cladding material that is an electrically conductive material. The terahertz device can include an antenna having a first and a second arm (for receiving or for emitting or for both, receiving and emitting electromagnetic waves in the terahertz range); a first and a second electrode arranged close to the first waveguide.


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