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:
Jan. 28, 2020

Filed:

Aug. 26, 2016
Applicant:

Analytics for Life, Ganaoque, CA;

Inventors:

Sunny Gupta, Amherstview, CA;

Don Crawford, Fernandina Beach, FL (US);

Timothy Burton, Ottawa, CA;

Shyamlal Ramchandani, Kingston, CA;

Kristine Canavan, Wayland, MA (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61B 5/04 (2006.01); A61B 5/00 (2006.01); A61B 5/0428 (2006.01); A61B 5/1455 (2006.01); A61B 5/0404 (2006.01); A61B 5/0476 (2006.01); A61B 5/0408 (2006.01);
U.S. Cl.
CPC ...
A61B 5/04017 (2013.01); A61B 5/0006 (2013.01); A61B 5/0428 (2013.01); A61B 5/14551 (2013.01); A61B 5/0404 (2013.01); A61B 5/0476 (2013.01); A61B 5/04085 (2013.01); A61B 5/04282 (2013.01); A61B 5/7203 (2013.01); A61B 5/725 (2013.01); A61B 5/7225 (2013.01);
Abstract

The present disclosure facilitates capture of biosignal such as biopotential signals in microvolts, or sub-microvolts, resolutions that are at, or significantly below, the noise-floor of conventional electrocardiographic and biosignal acquisition instruments. In some embodiments, the exemplified system disclosed herein facilitates the acquisition and recording of wide-band phase gradient signals (e.g., wide-band cardiac phase gradient signals, wide-band cerebral phase gradient signals) that are simultaneously sampled, in some embodiments, having a temporal skew less than about 1 μs, and in other embodiments, having a temporal skew not more than about 10 femtoseconds. Notably, the exemplified system minimizes non-linear distortions (e.g., those that can be introduced via certain filters) in the acquired wide-band phase gradient signal so as to not affect the information therein.


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