Invention Grant
- Patent Title: Organic light emitting device with a low-resistance cathode
- Patent Title (中): 具有低电阻阴极的有机发光装置
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Application No.: US12756887Application Date: 2010-04-08
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Publication No.: US08716928B2Publication Date: 2014-05-06
- Inventor: Yong-Tak Kim , Won-Jong Kim , Joon-Gu Lee , Jin-Baek Choi , Chang-Ho Lee , Il-Soo Oh , Hee-Ju Ko , Se-Jin Cho , Jin-Young Yun , Hyung-Jun Song , Kyu-Hwan Hwang , Jong-Hyuk Lee
- Applicant: Yong-Tak Kim , Won-Jong Kim , Joon-Gu Lee , Jin-Baek Choi , Chang-Ho Lee , Il-Soo Oh , Hee-Ju Ko , Se-Jin Cho , Jin-Young Yun , Hyung-Jun Song , Kyu-Hwan Hwang , Jong-Hyuk Lee
- Applicant Address: KR Giheung-Gu, Yongin, Gyeonggi-Do
- Assignee: Samsung Display Co., Ltd.
- Current Assignee: Samsung Display Co., Ltd.
- Current Assignee Address: KR Giheung-Gu, Yongin, Gyeonggi-Do
- Agent Robert E. Bushnell, Esq.
- Priority: KR10-2009-0048242 20090601
- Main IPC: H05B33/00
- IPC: H05B33/00 ; H01J1/62
Abstract:
Provided is an organic light emitting device including an anode, a cathode, and a light emitting layer disposed between the anode and the cathode, wherein the cathode has a structure including a first metal layer and a second metal layer, or a structure including a first metal layer, a second metal layer, and one selected from the group consisting of an oxide layer, a nitride layer, and a nitric oxide layer, and wherein the cathode has low resistance.
Public/Granted literature
- US20100301741A1 ORGANIC LIGHT EMITTING DEVICE Public/Granted day:2010-12-02
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