Lighting device having two light sides and an organic layer stack

US8339034B2 · kind B2 · utility

Assignee

• OSRAM Opto Semiconductors GmbH · DE

Inventors

• Karsten Diekmann · Rattenberg, DE
• Ralph Paetzold · Roth, DE
• Wiebke Sarfert · Herzogenaurach, DE

Key dates

• Filing date: Aug 28, 2007
• Grant date: Dec 25, 2012
• Expiry date: Jan 18, 2028

Classification

• Technology area (CPC H): Electricity
• CPC primary: H10K2102/3031

Abstract

A lighting device is disclosed, having a first light output side, a second light output side, and an organic layer stack, disposed between the first and second light output sides, wherein during operation of the lighting device, light with different light properties emerges though the first and the second light output sides.