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:
Feb. 24, 2015
Filed:
Feb. 09, 2011
Sum Geun Lee, Ansan-si, KR;
Sang Ki Jin, Ansan-si, KR;
Jin Cheol Shin, Ansan-si, KR;
Jong Kyu Kim, Ansan-si, KR;
SO Ra Lee, Ansan-si, KR;
Sum Geun Lee, Ansan-si, KR;
Sang Ki Jin, Ansan-si, KR;
Jin Cheol Shin, Ansan-si, KR;
Jong Kyu Kim, Ansan-si, KR;
So Ra Lee, Ansan-si, KR;
Seoul Viosys Co., Ltd., Ansan-si, KR;
Abstract
Exemplary embodiments of the present invention disclose a light emitting diode chip including a substrate having a first surface and a second surface, a light emitting structure arranged on the first surface of the substrate and including an active layer arranged between a first conductive-type semiconductor layer and a second conductive-type semiconductor layer, a distributed Bragg reflector arranged on the second surface of the substrate, the distributed Bragg reflector to reflect light emitted from the light emitting structure, and a metal layer arranged on the distributed Bragg reflector, wherein the distributed Bragg reflector has a reflectivity of at least 90% for light of a first wavelength in a blue wavelength range, light of a second wavelength in a green wavelength range, and light of a third wavelength in a red wavelength range.