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:
Jan. 09, 2019
Samsung Electronics Co., Ltd., Suwon-si, Gyeonggi-do, KR;
Jae Sung You, Osan-si, KR;
Yun Tae Hwang, Seoul, KR;
Ho Young Song, Suwon-si, KR;
Won Hoe Koo, Seoul, KR;
Jae Chul Kim, Suwon-si, KR;
Ho Sun Paek, Suwon-si, KR;
SAMSUNG ELECTRONICS CO., LTD., Suwon-si, Gyeonggi-do, KR;
Abstract
A white LED module includes a circuit board, at least one first LED light source on the circuit board and emitting a first white light having a first color temperature, at least one second LED light source on the circuit board and emitting a second white light having a second color temperature, higher than the first color temperature, a wiring structure in the circuit board to selectively drive the at least one first LED light source and the at least one second LED light source, and a transparent encapsulant on the circuit board, to cover the at least one first LED light source and the at least one second LED light source. The transparent encapsulant includes a transparent resin and a light-scattering powder in the transparent resin.