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:
Feb. 21, 2023
Filed:
Nov. 30, 2018
Endress+hauser Se+co. KG, Maulburg, DE;
Endress+Hauser SE+Co. KG, Maulburg, DE;
Abstract
Disclosed is a field device electronics for a field device of automation engineering, comprising: first and second terminals for connecting the field device electronics to a cable for an electrical input current to the field device electronics; a series regulator to set the input current; a shunt regulator following the series regulator; a first capacitance connected in parallel with the shunt regulator for energy storage; a supply circuit connected in parallel with the shunt regulator and the first capacitance for providing an operating voltage; and connected after the supply circuit and supplied by the operating voltage, a control unit adapted to register a buffer voltage lying across the first capacitance, based on the registered buffer voltage, to make a decision concerning at least one part of the field device electronics.