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:
Mar. 10, 2026

Filed:

Mar. 09, 2023
Applicant:

Bitsensing Inc., Seongnam-si, KR;

Inventor:

Sun Taag Choe, Seoul, KR;

Assignee:

BITSENSING INC., Seongnam-si, KR;

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61B 5/00 (2006.01); A61B 5/05 (2021.01); G01S 7/41 (2006.01);
U.S. Cl.
CPC ...
A61B 5/4818 (2013.01); A61B 5/05 (2013.01); A61B 5/7267 (2013.01); A61B 5/7275 (2013.01); A61B 5/7278 (2013.01); G01S 7/415 (2013.01);
Abstract

A device for determination of a sleep event using a radar includes a transceiver configured to transmit a radar signal toward a subject and receives the radar signal reflected from the subject; an average breathing signal derivation unit configured to derive an average breathing signal of the subject based on the radar signal; a breathing feature information generation unit configured to compare the radar signal with the average breathing signal and generate breathing feature information of the subject; a prediction information derivation unit configured to derive event occurrence prediction information for a plurality of sleep items based on the breathing feature information; and a sleep event determination unit configured to determine whether a sleep event has occurred in the subject based on the event occurrence prediction information.


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