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.
Patent No.:
Date of Patent:
Feb. 01, 2022
Filed:
Nov. 25, 2016
Nippon Telegraph and Telephone Corporation, Tokyo, JP;
Takayuki Ogasawara, Kanagawa, JP;
Takurou Tajima, Kanagawa, JP;
Kei Kuwabara, Kanagawa, JP;
Nobuaki Matsuura, Tokyo, JP;
Ryoichi Kasahara, Tokyo, JP;
NIPPON TELEGRAPH AND TELEPHONE CORPORATION, Tokyo, JP;
Abstract
There is provided a respiration estimation method. The respiration estimation method includes a first step (S) of estimating a breathing rate of a subject based on each of a time-series signal of first data relating to a cardiac function of the subject and a time-series signal of second data relating to an acceleration by a respiratory motion of the subject, a second step (S) of estimating a breathing rate obtained by filtering noise using a Kalman filter for each of the breathing rate estimated based on the first data and the breathing rate estimated based on the second data, and a third step (S) of executing weighted averaging processing for the plurality of estimated values of the breathing rates obtained in the second step.