Patent · US Active

Structured luminescence conversion layer

US8330348B2 · kind B2 · utility

14Cited by

4References

43Claims

0Family size

Assignee

OSRAM Opto Semiconductors GmbH · DE

Inventors

Dirk Berben · Herdecke, DE
Homer Antoniadis · Mountain View, US
Frank Jermann · Königsbrunn, DE
Benjamin Claus Krummacher · Regensburg, DE
Norwin von Malm · Nittendorf, DE
Martin Zachau · Geltendorf, DE

Key dates

Filing date	May 19, 2006
Grant date	Dec 11, 2012
Priority date	—
Expiry date	Mar 22, 2027

Classification

Technology area (CPC H)Electricity
CPC primaryH10K59/38
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

An apparatus device such as a light source is disclosed which has an OLED device and a structured luminescence conversion layer deposited on the substrate or transparent electrode of said OLED device and on the exterior of said OLED device. The structured luminescence conversion layer contains regions such as color-changing and non-color-changing regions with particular shapes arranged in a particular pattern.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.