HETEROCYCLIC COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE INCLUDING THE SAME
申请人:Kim Young-Kook
公开号:US20110049490A1
公开(公告)日:2011-03-03
Embodiments of the present invention are directed to heterocyclic compounds and organic light-emitting devices including the heterocyclic compounds. The organic light-emitting devices using the heterocyclic compounds have high-efficiency, low driving voltages, high luminance and long lifespans.
US8524380B2
申请人:——
公开号:US8524380B2
公开(公告)日:2013-09-03
Phenaleno[1,9-fg]indole based organic light-emitting devices