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. 01, 2021
Filed:
Jun. 04, 2018
Seoul Semiconductor Co., Ltd., Ansan-si, KR;
Motonobu Takeya, Ansan-si, KR;
Young Hyun Kim, Ansan-si, KR;
Jong Ik Lee, Ansan-si, KR;
Kwang Yong Oh, Ansan-si, KR;
Seoul Semiconductor Co., Ltd., Ansan-si, KR;
Abstract
A light emitting diode apparatus including a substrate, a plurality of light emitting diodes regularly arranged on the substrate and configured to emit ultraviolet (UV) light, the light emitting diodes including first, second, and third sub-light emitting diodes, a plurality of phosphor layers disposed on the light emitting diodes and to convert the wavelength of light emitted from the light emitting diodes, the phosphor layers including first, second, and third phosphor layers disposed on the first, second, and third sub-light emitting diodes, respectively, and a control unit configured to supply power to the light emitting diodes, in which the phosphor layers are spaced apart from each other by a blocking region, and the control unit is configured to cause at least a portion of the light emitting diodes to emit light.