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:
Aug. 29, 2023

Filed:

Mar. 12, 2019
Applicant:

Cathvision Aps, Copenhagen N, DK;

Inventors:

Sigge Nejst Larsen, Copenhagen N, DK;

Victor Shadbolt, Ancaster, CA;

David P. MacAdam, Millbury, MA (US);

Harold Wodlinger, Thornhill, CA;

Assignee:

CathVision ApS, Copenhagen N, DK;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61B 5/30 (2021.01); A61B 5/287 (2021.01); H03M 1/18 (2006.01);
U.S. Cl.
CPC ...
A61B 5/30 (2021.01); A61B 5/287 (2021.01); H03M 1/18 (2013.01);
Abstract

An electrophysiology system including signal channels each of which processes an electrophysiological signal along a signal path extending from an input port that receives the analog electrophysiological signal, via an adjustable gain element that amplifies the electrophysiological signal, and via an ADC element that converts the analog signal into a corresponding digital signal, to an output port. The system further includes a monitoring element that generates a monitoring signal representative of a DC component of the electrophysiological signal and a gain control element that generates a control signal responsive to the monitoring signal. The control signal controls the gain setting of the gain element to cause a decrease in gain, if an increase in the magnitude of the DC component is determined; and/or an increase in gain, if a decrease in the magnitude of the DC component is determined.


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