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:
Apr. 07, 2020
Filed:
Dec. 02, 2014
Robert Bosch Gmbh, Stuttgart, DE;
Marko Rocznik, Pliezhausen, DE;
Philipp Digeser, Kreuzlingen, CH;
Robert Bosch GmbH, Stuttgart, DE;
Abstract
A sensor for detecting a medium, including a capacitive measuring device having at least two electrodes and at least one dielectric, and including an electronic device, which is configured to ascertain a variable regarding and/or dependent on capacitance and to determine an information item regarding the presence of the medium and/or its concentration in view of the ascertained variable; the electronic device being additionally configured to vary a voltage applied between the electrodes, using at least two frequencies, the variable being ascertainable for each of the frequencies, with the aid of the electronic device, a deviation variable regarding a deviation of the variables ascertained for the different frequencies from one another being able to be determined, and the information item being able to be determined in additional view of the deviation variable. In addition, the present invention relates to a method for operating a capacitive measuring device.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile