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US 2024/0196678 A1Published application
Display device
AssigneeLG Display Co., Ltd.
InventorsJeon Phill HAN, Yong In PARK, Seung Han PAEK, Eui Hyun CHUNG
Life of this patent
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Abstract
Embodiments disclose a display device including a substrate including a display region and a non-display region, a signal wiring connected to the display region, a test wiring connected to the signal wiring, and an etch stop layer disposed between the substrate and the test wiring, wherein a width of the etch stop layer is greater than a width of the test wiring.
Claims20
A display device comprising:
- a substrate including a display region and a non-display region;
- a signal wiring connected to the display region;
- a test wiring connected to the signal wiring;
- and
- an etch stop layer disposed below the test wiring,
- wherein a width of the etch stop layer is greater than a width of the test wiring.
3 more elements
A display device comprising:
- a substrate including a display region and a non-display region;
- a test wiring connected to the display region;
- and
- an etch stop layer disposed below the test wiring,
- wherein the etch stop layer protrudes further outward than a side surface of the substrate.
2 more elements
A display device comprising:
- a substrate including a display region and a non-display region;
- a test wiring connected to a circuit in the display region;
- and
- an etch stop layer disposed below the test wiring;
- and
- a coating layer on the substrate and in contact with the etch stop layer, a side surface of the coating layer being coplanar with a side surface of the etch stop layer.
3 more elements
Dependencies are inferred from the claim text.