Method to generate high efficient devices which emit high quality light for illumination
Title
Method to generate high efficient devices which emit high quality light for illumination
Date Issued
2009-07-30
Major Field of Science
Engineering and Technology
Field Category
Mechanical Engineering
Date Issued
July 30, 2009
Rights
Osram Opto Semiconductors GmbH (Regensburg, DE)
Type
Patents
Application
11/159,557
Affiliation
Abstract
An electroluminescent apparatus includes an OLED device emitting light in the blue and green spectrums, and at least one down conversion layer. The down conversion layer absorbs at least part of the green spectrum light and emits light in at least one of the orange spectra and red spectra.