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Fluorescent filtered electrophosphorescence

United States Patent

January 6, 2009
View the Complete Patent at the US Patent & Trademark Office
The present invention relates to organic light emitting devices (OLEDs), and more specifically to OLEDS that emit light using a combination of fluorescent emitters and phosphorescent emitters for the efficient utilization of all of the electrically generated excitons.
Forrest; Stephen R. (Princeton, NJ), Sun; Yiru (Princeton, NJ), Giebink; Noel (Princeton, NJ), Thompson; Mark E. (Anaheim Hills, CA)
The Trustees of Princeton University (Princeton, NJ), The University of Southern California (Los Angeles, CA)
11/ 143,319
June 1, 2005
GOVERNMENT RIGHTS This invention was made with U.S. Government support under Contract No. DE-FC26-04NT42272 awarded by the Department of Energy, National Energy Technology Laboratory. The government has certain rights in this invention.