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:
Mar. 21, 2023

Filed:

May. 15, 2020
Applicant:

Ab Elektronik Gmbh, Werne, DE;

Inventors:

David Witts, Cambridge, GB;

Olivier Pajona, Antibes, FR;

Markus Frädrich, Werne an der Lippe, DE;

Stefan Rühl, Werne an der Lippe, DE;

Stephane Proust, Cagnes-sur-Mer, FR;

Jaakko Kyllonen, Antibes, FR;

Jonathan Hayes, Cambridge, GB;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01Q 1/22 (2006.01); H01Q 9/28 (2006.01); H01Q 9/30 (2006.01);
U.S. Cl.
CPC ...
H01Q 1/225 (2013.01); H01Q 9/285 (2013.01); H01Q 9/30 (2013.01);
Abstract

A liquid level sensor system can include a container configured to hold a volume of a liquid and a monopole antenna arranged proximate the volume of the liquid. A radiofrequency circuit may be configured to apply a radio frequency signal to the monopole antenna and provide one or more signals indicative of a level of the volume of the liquid within the container based on a radio frequency characteristic of the monopole antenna.


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