IP Library › Patent Application 18938475
Patent Application
App. No. 18/938,475

DISPLAY DEVICE

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Quick Facts
Patent No.
US None
App. No.
18/938,475
Abstract

A display device includes a substrate, a circuit element layer on the substrate, a display element layer on the circuit element layer, a sealing film on the display element layer, an oxide film on the sealing film, a barrier metal layer on the oxide film, and a wiring layer on the barrier metal layer, wherein a surface of the sealing film in contact with the oxide film has concave/convexities, and the barrier metal layer is formed by titanium nitride. A height of the concave/convexities of the surface of the sealing film may be less than 30 nm. A thickness of the oxide film may be 5 nm or less.

Claims (11)

1 . A display device comprising:

a substrate;

a circuit element layer on the substrate;

a display element layer on the circuit element layer,

a sealing film on the display element layer;

an oxide film on the sealing film;

a barrier metal layer on the oxide film; and

a wiring layer on the barrier metal layer,

wherein

a surface of the sealing film in contact with the oxide film has concave/convexities; and

the barrier metal layer includes titanium nitride.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 3, 2025
From: JAPAN DISPLAY INC.
To: MAGNOLIA WHITE CORPORATION
Reel/Frame 071604/0061 →