Skip to main content
OSTI.GOVU.S. Department of Energy Office of Scientific and Technical Information
U.S. Department of Energy
Office of Scientific and Technical Information
 

Method to generate high efficient devices which emit high quality light for illumination

Patent ·
OSTI ID:988060
 [1];  [2];  [3];  [3]
  1. Sunnyvale, CA
  2. Santa Clara, CA
  3. San Jose, CA
+ Show Author Affiliations

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.

Research Organization:
NETL (National Energy Technology Laboratory, Pittsburgh, PA, and Morgantown, WV (United States))
Sponsoring Organization:
USDOE
DOE Contract Number:
FC26-04NT41947
Assignee:
Osram Opto Semiconductors GmbH (Regensburg, DE)
Patent Number(s):
7,554,257
Application Number:
11/159,557
OSTI ID:
988060
Country of Publication:
United States
Language:
English

References (1)

Organic light-emitting devices for illumination quality white light journal May 2002

Similar Records

Highly reliable stacked white organic light emitting device
Patent · Tue Sep 08 00:00:00 EDT 2020 · OSTI ID:1735246
High Efficiency, Illumination Quality OLEDs for Lighting
Technical Report · Mon Mar 31 00:00:00 EDT 2008 · OSTI ID:951274
Device structure for OLED light device having multi element light extraction and luminescence conversion layer
Patent · Mon Jan 21 23:00:00 EST 2008 · OSTI ID:983777

Related Subjects

42 ENGINEERING
COLOR
DESIGN
ELECTROLUMINESCENCE
LIGHT EMITTING DIODES
LIGHTING SYSTEMS
VISIBLE RADIATION