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. 24, 2016
Filed:
Mar. 28, 2014
Seoul Viosys Co., Ltd., Ansan-si, KR;
Kyung Hee Ye, Ansan-si, KR;
Dae Sung Cho, Ansan-si, KR;
Won Cheol Seo, Ansan-si, KR;
Young Eun Yang, Ansan-si, KR;
Sum Geun Lee, Ansan-si, KR;
Seoul Viosys Co., Ltd., Ansan-si, KR;
Abstract
Exemplary embodiments of the present invention relate to a light-emitting device including a single substrate, at least two light-emitting units disposed on the single substrate, each of the at least two light-emitting units including a first conductivity-type semiconductor layer, a second conductivity-type semiconductor layer, and an active layer disposed between the first conductivity-type semiconductor layer and the second conductivity-type semiconductor layer, a first electrode connected to the first conductivity-type semiconductor layer, and a second electrode connected to the second conductivity-type semiconductor layer, wherein two light-emitting units of the at least two light-emitting units share the first conductivity-type semiconductor layer.