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. 15, 2022
Filed:
Jun. 13, 2019
Robert Bosch Gmbh, Stuttgart, DE;
Guido Albert Rasek, Forchheim, DE;
Illia Manushyn, Marbach Am Neckar, DE;
Robert Bosch GmbH, Stuttgart, DE;
Abstract
The present invention provides an electrical filter device () for filtering a common-mode interference between a current source and a load, comprising:—a signal input (E), which comprises at least one first terminal (E1) and can be connected to the current source; —a signal output (A), which can be connected to the load; —a main stage (H), having a first main inductor (), which comprises a coil with a first core (), the first main inductor () being connected to the first terminal (E1); and—an auxiliary stage (H), having at least one first anti-interference capacitor (C) and one first auxiliary inductor (), the first auxiliary inductor () being connected between the first terminal (E1) and the first anti-interference capacitor (C), the first auxiliary inductor () being inductively coupled to the first main inductor ().