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US 2023/0143915 A1Published application
Display device and method of providing the same
AssigneeSamsung Display Co., Ltd.
InventorsSUNKWANG KIM, KI NYENG KANG
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Abstract
A display device includes a blocking pattern between a display area and a dam structure and having an undercut shape. The blocking pattern includes an etched metal layer, and a first upper metal layer which is on the etched metal layer and has a width greater than a width of the etched metal layer.
Claims25
A display device comprising:
- a substrate comprising:
- a display area including a transistor;
- and
- a non-display area adjacent to the display area;
- and
- the non-display area including:
- a dam structure protruded from the substrate;
- and
- a blocking pattern protruded from the substrate, between the transistor and the dam structure, and having an undercut shape,
- wherein the blocking pattern having the undercut shape comprises:
- an etched metal layer having a width;
- and
- a first upper metal layer on the etched metal layer, and having a width greater than the width of the etched metal layer.
10 more elements
A display device comprising:
- a substrate comprising:
- a display area including a transistor;
- and
- a non-display area adjacent to the display area;
- and
- the non-display area including:
- a dam structure protruded from the substrate;
- and
- a blocking pattern protruded from the substrate, between the transistor and the dam structure, and having an undercut shape,
- wherein the blocking pattern having the undercut shape comprises:
- an etched metal layer having a width;
- and
- an upper insulating layer on the etched metal layer, and having a width greater than the width of the etched metal layer.
10 more elements
A display device comprising:
- a substrate comprising:
- a display area including a transistor;
- and
- a non-display area adjacent to the display area;
- and
- the non-display area including:
- a dam structure protruded from the substrate;
- and
- a blocking pattern protruded from the substrate, outside the dam structure, and having an undercut shape, and
- wherein the blocking pattern having the undercut shape comprises:
- an etched metal layer having a width;
- and
- a first upper metal layer on the etched metal layer, and having a width greater than the width of the etched metal layer.
10 more elements
A method of providing a display device, the method comprising:
- providing a substrate comprising a display area including a transistor, and a non-display area which is adjacent to the display area;
- and
- providing in the non-display area:
- a blocking pattern protruded from the substrate and having an undercut shape;
- and
- a dam structure adjacent to and spaced apart from the blocking pattern,
- wherein the providing of the blocking pattern having the undercut shape comprises:
- providing a preliminary etched metal layer on the substrate;
- providing a first upper metal layer on the preliminary etched metal layer;
- and
- providing an etched metal layer of the blocking pattern by etching the preliminary etched metal layer to define the undercut shape of the blocking pattern.
8 more elements
Dependencies are inferred from the claim text.