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:
May. 30, 2023
Filed:
Jul. 30, 2020
Applicant:
Kookmin University Industry Academy Cooperation Foundation, Seoul, KR;
Inventors:
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61N 5/06 (2006.01); H05B 47/16 (2020.01); H05B 45/10 (2020.01); H05B 45/20 (2020.01); H05B 47/175 (2020.01); A61M 21/00 (2006.01);
U.S. Cl.
CPC ...
A61N 5/0613 (2013.01); A61M 21/00 (2013.01); H05B 45/10 (2020.01); H05B 45/20 (2020.01); H05B 47/16 (2020.01); H05B 47/175 (2020.01); A61M 2021/0044 (2013.01); A61M 2021/0083 (2013.01); A61M 2205/051 (2013.01); A61N 2005/0663 (2013.01);
Abstract
Disclosed is a lighting device for bright therapy and dark therapy, comprising: a light source part including a red light source, a green light source and a blue light source; a power supply part supplying a power to the light source part; and a controller adjusting, by controlling the power supply part, a bio illuminance to allow melatonin suppression value to exceed a first reference value during morning hours and to allow the melatonin suppression value to be less than a second reference value while maintaining a visual illuminance over a predetermined value during evening hours.