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:
Sep. 02, 2014
Filed:
Dec. 19, 2011
Hwa-kyung Kim, Gyeonggi-do, KR;
Byung-chul Ahn, Seoul, KR;
Chang-wook Han, Seoul, KR;
Hong-seok Choi, Seoul, KR;
Sung-hoon Pieh, Seoul, KR;
Hwa-Kyung Kim, Gyeonggi-do, KR;
Byung-Chul Ahn, Seoul, KR;
Chang-Wook Han, Seoul, KR;
Hong-Seok Choi, Seoul, KR;
Sung-Hoon Pieh, Seoul, KR;
LG Display Co., Ltd., Seoul, KR;
Abstract
A white organic light emitting device and a display device using the same to which a 2-peak spectrum is applied to execute white display comprises a first electrode and a second electrode disposed opposite each other on a substrate, and a blue light emitting unit and a phosphorescent light emitting unit provided between the first electrode and the second electrode, and a 2-peak white spectrum is formed through a first light emitting peak of the blue light emitting unit at a wavelength of 430 nm to 460 nm and a second light emitting peak of the phosphorescent light emitting unit at a wavelength of 530 nm to 630 nm.