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:
Dec. 10, 2019

Filed:

Jul. 05, 2016
Applicant:

Forschungszentrum Jülich Gmbh, Jülich, DE;

Inventors:

Christian Grewing, Jülich, DE;

Markus Robens, Aachen, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03H 7/46 (2006.01); H04B 1/12 (2006.01); H03H 7/01 (2006.01); H03F 3/217 (2006.01);
U.S. Cl.
CPC ...
H03H 7/466 (2013.01); H03F 3/2173 (2013.01); H03H 7/0161 (2013.01); H03H 7/46 (2013.01); H04B 1/126 (2013.01);
Abstract

The invention relates to a filter circuit which, on the hardware level, prevents charge transfers caused by one or more currents in a frequency divider () from generating an interference signal that can cause a signal distortion at the output of a current-to-voltage converter () belonging to a filter circuit. This signal distortion would otherwise have to be removed by means of laborious post-processing of the signal. In this process, the voltage curve at the input of the frequency divider () or the current at the second output of the frequency divider () are employed so that, by means of a compensation circuit arrangement, it is possible to model a compensation signal that essentially compensates for an interference signal caused by the charge transfers. The invention also relates to an associated method.


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