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:
Oct. 29, 2019
Filed:
Feb. 19, 2018
Applicant:
Sundiode Korea, Gwangju, KR;
Inventor:
James Chinmo Kim, Seoul, KR;
Assignee:
SUNDIODE KOREA, , KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/32 (2016.01); H01L 27/32 (2006.01); H01L 33/08 (2010.01); H01L 33/36 (2010.01);
U.S. Cl.
CPC ...
G09G 3/32 (2013.01); H01L 27/3211 (2013.01); H01L 27/3237 (2013.01); H01L 33/08 (2013.01); H01L 33/36 (2013.01); G09G 2310/0264 (2013.01);
Abstract
A method of driving a display having a light emitting diode (LED) is provided. A driving pulse of a pulse width modulation method is applied to each pixel by a drive circuit, and a time for illuminating a red light, a blue light, and a green light, which are three primary colors, of each pixel is controlled, thereby controlling the luminance of the pixel.