Patent ID: 9728748
Date: 2017-08-08
CPC Classifications: H01L

Claim:
1. An organic electroluminescent display device comprising: a substrate comprising an active area in which a plurality of organic electroluminescent light emitting elements are disposed, and an outside area surrounding the active area; a rib layer including ribs formed on the substrate, the ribs in the rib layer delimiting the plurality of organic electroluminescent light emitting elements between the ribs, and a first rib of the rib layer extending from the active area to the outside area, the first rib having a sloped surface at the outside area; a first barrier layer formed on the first rib and comprising a first surface and an inclined surface extending from the first surface onto the sloped surface of the first rib; a second barrier layer formed on the first barrier layer; and a flattening layer which is located between the first barrier layer and the second barrier layer on a first portion of the inclined surface, wherein the first barrier layer is in contact with the second barrier layer on a second portion of the inclined surface.