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. 14, 2023
Filed:
Dec. 27, 2018
Applicant:
Kyocera Corporation, Kyoto, JP;
Inventor:
Takahiro Watanabe, Yokohama, JP;
Assignee:
KYOCERA Corporation, Kyoto, JP;
Primary Examiner:
Int. Cl.
CPC ...
A61B 5/026 (2006.01); A61B 5/0285 (2006.01); A61B 5/00 (2006.01);
U.S. Cl.
CPC ...
A61B 5/0261 (2013.01); A61B 5/0285 (2013.01); A61B 5/7405 (2013.01);
Abstract
An electronic device according to an embodiment includes a speaker capable of outputting a sound wave, a sensor capable of acquiring an optical signal related to blood flow at a measured part of a user, and a controller configured to measure blood flow information of the measured part based on the optical signal. The controller estimates a sleep state of the user based on the blood flow information and controls, based on the sleep state, a sound wave outputted from the speaker.