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:
Jan. 31, 2017
Filed:
Dec. 17, 2013
Lg Display Co., Ltd., Seoul, KR;
Se-Hee Lee, Paju-si, KR;
Kwan-Soo Kim, Paju-si, KR;
Seok-Jong Lee, Goyang-si, KR;
Jin-Ho Park, Paju-si, KR;
Sun-Kap Kwon, Goyang-si, KR;
LG DISPLAY CO., LTD., Seoul, KR;
Abstract
An organic light emitting display device includes a first electrode formed on a substrate and being a reflective electrode, a second electrode facing the first electrode and being a semi-transparent electrode, and red, green and blue emission layers formed between the first and second electrodes, wherein a maximum electroluminescent peak of the redemission layer and a maximum photoluminescence peak of a host included in the red emission layer satisfy Equation 1 below:RED−RH≧120 nm  <Equation 1>wherein REDis a maximum electroluminescent peak of the red emission layer, and RHis a maximum photoluminescence peak of a red host included in the red emission layer.