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:
Jul. 07, 2020
Filed:
Jun. 27, 2019
Samsung Electronics Co., Ltd., Suwon-si, KR;
Sang-bae Park, Suwon-si, KR;
Hyun-jae Baek, Seoul, KR;
Jae-geol Cho, Yongin-si, KR;
Byung-hun Choi, Suwon-si, KR;
SAMSUNG ELECTRONICS CO., LTD., Suwon-si, KR;
Abstract
A device includes a first sensor to generate a movement signal of a user movement; a second sensor to generate a PPG signal of the user; and a processor configured to set each of time periods as a predetermined amount of time to determine one sleeping state of the user, set a first part of the predetermined amount of time in each time period to emit the light, and set a remaining part of the predetermined amount of time in each time period to not emit the light, control the light emitter of the second sensor to emit the light in the first part of each time period and to not emit the light in the remaining part of each time period, and determine, for each time period, the sleeping state of the user based on the movement signal and the PPG signal that are generated for each time period.