Organic light-emitting device
US7777408B2 · kind B2 · utility
3Cited by
4References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 8, 2007 |
| Grant date | Aug 17, 2010 |
| Priority date | — |
| Expiry date | Jul 31, 2028 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K85/6574
Abstract
Provided is an organic light-emitting device exhibiting lower driving voltages and improved lifetime characteristics and emission efficiency. The organic light-emitting device includes a cathode; an anode; and a light-emitting layer interposed between the cathode and the anode, wherein a buffer layer is disposed on at least one surface of the light-emitting layer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.