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. 14, 2018

Filed:

Jun. 24, 2015
Applicant:

Tdk Corporation, Minato-ku, Tokyo, JP;

Inventors:

Junya Takakura, Kanagawa, JP;

Kanako Nakayama, Tokyo, JP;

Yasunobu Yamauchi, Kanagawa, JP;

Assignee:

TDK CORPORATION, Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61B 5/08 (2006.01); A61B 5/00 (2006.01); A61B 5/11 (2006.01); A61B 7/00 (2006.01);
U.S. Cl.
CPC ...
A61B 5/4818 (2013.01); A61B 5/0826 (2013.01); A61B 5/1116 (2013.01); A61B 5/6823 (2013.01); A61B 5/7278 (2013.01); A61B 5/7285 (2013.01); A61B 7/003 (2013.01); A61B 2560/0412 (2013.01); A61B 2562/0204 (2013.01); A61B 2562/0219 (2013.01);
Abstract

According to one embodiment, a sleep sensor which is attached to a user who is sleeping when it is to be used is provided. The sleep sensor includes a first detector, an estimation module, a second detector and a control module. The first detector is configured to detect an acceleration signal representing acceleration that is obtained from the sleep sensor. The estimation module is configured to estimate the user's body position based on the detected acceleration signal. The second detector is configured to detect a signal for estimating a state other than the user's body position. The control module is configured to operate the second detector when the estimated user's body position is at least one of predefined body positions.


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