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:
Mar. 08, 2016
Filed:
May. 11, 2012
Bo-ra Lee, Yongin, KR;
Chang-ho Lee, Yongin, KR;
Il-soo OH, Yongin, KR;
Jin-young Yun, Yongin, KR;
Hee-joo Ko, Yongin, KR;
Se-jin Cho, Yongin, KR;
Hyung-jun Song, Yongin, KR;
Young-woo Song, Yongin, KR;
Jong-hyuk Lee, Yongin, KR;
Sung-chul Kim, Yongin, KR;
Bo-Ra Lee, Yongin, KR;
Chang-Ho Lee, Yongin, KR;
Il-Soo Oh, Yongin, KR;
Jin-Young Yun, Yongin, KR;
Hee-Joo Ko, Yongin, KR;
Se-Jin Cho, Yongin, KR;
Hyung-Jun Song, Yongin, KR;
Young-Woo Song, Yongin, KR;
Jong-Hyuk Lee, Yongin, KR;
Sung-Chul Kim, Yongin, KR;
Samsung Display Co., Ltd., Gyeonggi-Do, KR;
Abstract
A dual mode organic light emitting device and a pixel circuit including the same are disclosed. The dual mode organic light emitting device includes a cathode formed over a substrate, an electron transport layer (ETL) formed over the cathode, an emission layer formed over the electron transport layer (ETL), and an anode formed over the emission layer, wherein the cathode includes a first metal selected from silver (Ag), aluminum (Al), copper (Cu), and gold (Au) and a second metal having a work function of about 4.0 eV or less, and the first metal and the second metal are present at a weight ratio of about 1:1 to about 1:100.