Abstract: An organic light-emitting device comprising a layer of light-emissive organic material interposed between a first electrode and a second electrode, at least one of the first and second electrodes comprising one or more electrode layers on the layer of light-emissive organic material for injecting charge carriers into the light-emissive organic material, wherein the organic light-emitting device further comprises a layer of dielectric material on the surface of the outermost electrode layer remote from the layer of light-emissive organic material.
Type:
Grant
Filed:
December 14, 1999
Date of Patent:
November 1, 2005
Assignee:
Cambrdige Display Technology Limited
Inventors:
Stephen Karl Heeks, Jeremy Henley Burroughes, Julian Charles Carter, Peter Devine