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:
Jun. 16, 2020
Filed:
Oct. 18, 2017
Seoul National University R&db Foundation, Seoul, KR;
Min Ho Lee, Gimpo-si, KR;
Woo Jin Park, Seoul, KR;
Seung Won Baek, Gimpo-si, KR;
Hae Seok Jeong, Incheon, KR;
Taek Beom Yoo, Seoul, KR;
Yoon Jin Lee, Daejeon, KR;
Hae Hyun Lee, Seoul, KR;
Byoung Hyun Choi, Seoul, KR;
Soo Min Hyun, Suwon-si, KR;
SEOUL NATIONAL UNIVERSITY R&DB FOUNDATION, Seoul, KR;
Abstract
A dry eye syndrome alert system through posture and work detection, includes: a data collecting unit configured to detect a posture of a user to collect posture data of the user and preprocess the posture data; an eye blink frequency calculating unit configured to identify a posture change of the user on the basis of the posture data, calculate a motion variability on the basis of the posture change, and estimate an eye blink frequency of the user on the basis of the motion variability; and a diagnosis and alert output unit configured to store data regarding the estimated eye blink frequency, compare the estimated eye blink frequency with a preset reference value, and output an alert to the user when the estimated eye blink frequency is less than or equal to the preset reference value.