Microoled

Sébastien Guillamet

Gunther Karl Haas

Robin Bonnet

Michael Thomschke

Disclosed is an electroluminescent display device () comprising a plurality of pixels () disposed on a substrate (), each pixel being formed by one or more basic emitting zones (), every basic emitting zone having a base electrode () disposed on said substrate () and an OLED stack () comprising an electroluminescent layer disposed on said base electrode (), the device () further comprising a common electrode () disposed on top of the OLED stack, said device being characterized in that: &#x2014;two adjacent base electrodes () belonging to two adjacent basic emitting zones () are separated by a filler element having an insulating surface () which fills the zone () between said adjacent base electrodes () and electrically insulates them from each other; at least the surface of said filler element having an insulating surface () in contact with the base electrodes () is made of an insulating material; a separator () is situated above the filler element () and separates the electroluminescent layers of the OLED stack () from two adjacent basic emitting zones ().

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Saint-Jacques-de-la-Lande, France

Sébastien Guillamet