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:
Sep. 26, 2017

Filed:

Sep. 25, 2015
Applicant:

Dialog Semiconductor (Uk) Limited, London, GB;

Inventors:

Martin Farber, Munich, DE;

Jens Masuch, Munich, DE;

Assignee:
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G05F 1/565 (2006.01); G05F 1/00 (2006.01); G05F 1/575 (2006.01); H03K 5/24 (2006.01);
U.S. Cl.
CPC ...
G05F 1/575 (2013.01); H03K 5/2481 (2013.01);
Abstract

A comparator circuit is described, which is configured to provide a control current and a control voltage based on a first input voltage and a second input voltage. The comparator circuit comprises an input amplifier configured to generate an output signal based on the first input voltage and the second input voltage, and offset means configured to generate a first offset. Furthermore, the comparator circuit comprises a first output circuit configured to generate the control current based on the output signal and based on the first offset. In addition, the comparator circuit comprises a second output circuit configured to generate the control voltage based on the output signal and not based on the first offset.


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