US 2024/0215394 A1 · ELECTROLUMINESCENT DISPLAY DEVICE

Abstract

An electroluminescent display device includes a substrate including an active area and a non-active area surrounding the active area; a planarization layer over the substrate; an anode on the planarization layer; an organic layer on the anode and absent at a laser ablation area in the non-active area to surround the active area, a portion of the organic layer disposed outside the laser ablation area; a cathode on the organic layer and absent at the laser ablation area, a portion of the cathode disposed outside the laser ablation area; an encapsulation substrate above the substrate; and a dam at the laser ablation area between the substrate and the encapsulation substrate.

Claims20

Dependent claims

An electroluminescent display device, comprising:

a substrate including an active area and a non-active area surrounding the active area;
a planarization layer over the substrate;
an anode on the planarization layer;
an organic layer on the anode and absent at a laser ablation area in the non-active area to surround the active area, a portion of the organic layer disposed outside the laser ablation area;
a cathode on the organic layer and absent at the laser ablation area, a portion of the cathode disposed outside the laser ablation area;
an encapsulation substrate above the substrate;
and
a dam at the laser ablation area between the substrate and the encapsulation substrate.

5 more elements

Dependencies are inferred from the claim text.

Electroluminescent display device

Life of this patent

Electroluminescent display device

Life of this patent

Abstract

Claims20