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US 12,581,738 B2Granted
Display device and method of manufacturing the display device
AssigneeSamsung Display Co., Ltd.
InventorsJin Ho Hyun, Woo Yong Sung
Life of this patent
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Abstract
The display device includes light emitting elements disposed on a first surface of a substrate, a connection electrode disposed on a second surface of the substrate, a first protective layer disposed on the connection electrode, and a second protective layer disposed on the first protective layer. A surface roughness of the second protective layer is greater than a surface roughness of the first protective layer.
Claims20
A display device comprising:
- light emitting elements disposed on a first surface of a substrate;
- a connection electrode disposed on a second surface of the substrate;
- a first protective layer disposed on the connection electrode;
- and
- a second protective layer disposed on the first protective layer,
- wherein an entirety of an outer surface of the first protective layer is in contact with the second protective layer, and
- wherein a surface roughness of the second protective layer is greater than a surface roughness of the first protective layer.
4 more elements
A method of manufacturing a display device, the method comprising:
- forming a front pattern on a first surface of a substrate;
- forming a rear pattern on a second surface of the substrate;
- forming a first protective layer on the rear pattern, forming a second protective layer on the first protective layer;
- and
- forming a protective film on the second protective layer,
- wherein an entirety of an outer surface of the first protective layer is in contact with the second protective layer, and
- wherein a surface roughness of the second protective layer is greater than a surface roughness of the first protective layer.
4 more elements
Dependencies are inferred from the claim text.