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. 26, 2015
Filed:
Dec. 03, 2012
Electronics and Telecommunications Research Institute, Daejeon, KR;
Jeong Ik Lee, Gyeonggi-do, KR;
Chul Woong Joo, Seoul, KR;
Jun-Han Han, Daejeon, KR;
Joo Hyun Hwang, Seoul, KR;
Nam Sung Cho, Daejeon, KR;
Jin Woo Huh, Daejeon, KR;
Jaehyun Moon, Daejeon, KR;
Seung Koo Park, Daejeon, KR;
Jin Wook Shin, Incheon, KR;
Doo-Hee Cho, Daejeon, KR;
Hye Yong Chu, Daejeon, KR;
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE, Daejeon, KR;
Abstract
Provided is an organic light emitting device. The organic light emitting device comprising a first light emitting part on a substrate, emitting a first light of a first wavelength, wherein the first light emitting part includes a transparent first electrode, a first organic light emitting layer, and a transparent second electrode sequentially stacked on the substrate, a second light emitting part on the first light emitting part, emitting a second light of a second wavelength, wherein the second light emitting part includes a transparent third electrode, a second organic light emitting layer, and a reflective fourth electrode sequentially stacked on the first light emitting part, and a fluorescent material disposed at least one between the substrate and the first light emitting part, and between the first light emitting part and second light emitting part.