# US 2026/0086684 A1 · Display device and electronic device including the same

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- Number: US 2026/0086684 A1
- Document ID: US20260086684A1
- Status: Published application
- Kind: A1
- Application number: 19/075,426
- Filed: 2025-03-10
- Published: 2026-03-26
- Earliest claimed: 2024-09-20
- Assignees: Samsung Display Co., Ltd.
- Applicants: Samsung Display Co., Ltd.
- Inventors: JIN-SU BYUN; YEONGWOO KWON; SIKWANG KIM; SANGHYUN YUN; YANG-HO JUNG; GWANGMIN CHA
- Web page: https://patentgrep.com/patent/US20260086684A1

## CPC

- G06F 3/0445: {using two or more layers of sensing electrodes, e.g. using two layers of electrodes separated by a dielectric layer}
- G06F 3/0412: {Digitisers structurally integrated in a display}
- G06F 3/04164: {Connections between sensors and controllers, e.g. routing lines between electrodes and connection pads}
- G06F 3/0443: {using a single layer of sensing electrodes}
- G06F 3/0446: {using a grid-like structure of electrodes in at least two directions, e.g. using row and column electrodes}
- H10K 59/38: comprising colour filters or colour changing media [CCM]
- H10K 59/40: OLEDs integrated with touch screens
- H10K 59/8792: {comprising light absorbing layers, e.g. black layers}
- G06F 2203/04107: Shielding in digitiser, i.e. guard or shielding arrangements, mostly for capacitive touchscreens, e.g. driven shields, driven grounds
- G06F 2203/04111: Cross over in capacitive digitiser, i.e. details of structures for connecting electrodes of the sensing pattern where the connections cross each other, e.g. bridge structures comprising an insulating layer, or vias through substrate
- G06F 2203/04112: Electrode mesh in capacitive digitiser: electrode for touch sensing is formed of a mesh of very fine, normally metallic, interconnected lines that are almost invisible to see. This provides a quite large but transparent electrode surface, without need for ITO or similar transparent conductive material
- G06F: ELECTRIC DIGITAL DATA PROCESSING (computer systems based on specific computational models G06N)
- H10K: ORGANIC ELECTRIC SOLID-STATE DEVICES

## Abstract

A display device includes a substrate, a pixel layer disposed on the substrate, an encapsulation layer disposed on the pixel layer, and a touch screen layer disposed on the encapsulation layer. The touch screen layer includes a plurality of first sensing patterns arranged in a first direction and a plurality of second sensing patterns arranged in a second direction that is different from the first direction. Each of the plurality of first sensing patterns and each of the plurality of second sensing patterns includes a plurality of touch wires. Each of the touch wires includes a first touch wire and a second touch wire disposed on the first touch wire. The display device further includes a light-shielding inclined film disposed on a side surface of the first touch wire and a side surface of the second touch wire.

## Claims

### Claim 1

A display device, comprising:
a substrate;
a pixel layer disposed on the substrate;
an encapsulation layer disposed on the pixel layer;
a touch screen layer disposed on the encapsulation layer,
wherein the touch screen layer comprises a plurality of first sensing patterns arranged in a first direction and a plurality of second sensing patterns arranged in a second direction that is different from the first direction,
each of the plurality of first sensing patterns and each of the plurality of second sensing patterns comprises a plurality of touch wires, and
each of the touch wires comprises a first touch wire and a second touch wire disposed on the first touch wire; and
a light-shielding inclined film disposed on a side surface of the first touch wire and a side surface of the second touch wire.

### Claim 2 (depends on 1)

The display device of claim 1, further comprising:
a first insulating layer disposed between the first touch wire and the second touch wire.

### Claim 3 (depends on 1)

The display device of claim 1, wherein the first touch wire and the second touch wire are electrically connected to each other.

### Claim 4 (depends on 1)

The display device of claim 1, wherein the light-shielding inclined film comprises a first light-shielding inclined film disposed on the side surface of the first touch wire and a second light-shielding inclined film disposed on the side surface of the second touch wire.

### Claim 5 (depends on 1)

The display device of claim 1, wherein the light-shielding inclined film comprises a black pigment.

### Claim 6 (depends on 1)

The display device of claim 1, wherein each of the touch wires comprises a first metal layer, a third metal layer disposed on the first metal layer, and a second metal layer disposed between the first metal layer and the third metal layer.

### Claim 7 (depends on 6)

The display device of claim 6, wherein the first metal layer and the third metal layer comprise titanium (Ti), and the second metal layer comprises aluminum (Al).

### Claim 8 (depends on 1)

The display device of claim 1, further comprising:
a color filter disposed on the touch screen layer; and
a light-shielding member disposed on the color filter and overlapping the touch wires.

### Claim 9 (depends on 1)

The display device of claim 1, further comprising:
a color filter disposed between the touch screen layer and the encapsulation layer; and
a light-shielding member disposed on the touch wires.

### Claim 10 (depends on 9)

The display device of claim 9, wherein the light-shielding inclined film covers the side surface of the first touch wire, and the light-shielding member covers the second touch wire.

### Claim 11

A display device, comprising:
a display panel comprising a display area and a non-display area,
wherein the non-display area is disposed at a side of the display area and comprises a pad portion;
a touch screen layer disposed on the display panel,
wherein the pad portion comprises a plurality of pad electrodes, and
at least some of the plurality of pad electrodes are electrically connected to the touch screen layer by a connection wire; and
a light-shielding inclined film disposed on a side surface of the connection wire.

### Claim 12 (depends on 11)

The display device of claim 11, wherein the touch screen layer comprises a plurality of first sensing patterns arranged in a first direction and a plurality of second sensing patterns arranged in a second direction that is different from the first direction,
each of the plurality of first sensing patterns and each of the plurality of second sensing patterns comprises a plurality of touch wires, and
the light-shielding inclined film is disposed on a side surface of each of the touch wires.

### Claim 13 (depends on 12)

The display device of claim 12, wherein each of the touch wires comprises a first touch wire and a second touch wire disposed on the first touch wire and electrically connected to the first touch wire.

### Claim 14 (depends on 13)

The display device of claim 13, wherein the light-shielding inclined film comprises a first light-shielding inclined film disposed on a side surface of the first touch wire and a second light-shielding inclined film disposed on a side surface of the second touch wire.

### Claim 15 (depends on 12)

The display device of claim 12, wherein each of the connection wire and each touch wire comprises a first metal layer, a third metal layer disposed on the first metal layer, and a second metal layer disposed between the first metal layer and the third metal layer.

### Claim 16 (depends on 15)

The display device of claim 15, wherein the first metal layer and the third metal layer comprise titanium (Ti), and the second metal layer comprises aluminum (Al).

### Claim 17 (depends on 11)

The display device of claim 11, wherein the light-shielding inclined film comprises a black pigment.

### Claim 18 (depends on 12)

The display device of claim 12, further comprising:
a color filter disposed on the touch screen layer; and
a light-shielding member disposed on the color filter and overlapping the touch wires.

### Claim 19 (depends on 12)

The display device of claim 12, further comprising:
a color filter disposed between the touch screen layer and the display panel; and
a light-shielding member disposed the on the touch wires.

### Claim 20

An electronic device, comprising:
a processor;
a memory having stored application programs for execution by the processor;
a display device comprising:
a substrate;
a pixel layer disposed on the substrate;
an encapsulation layer disposed on the pixel layer; and
a touch screen layer disposed on the encapsulation layer,
wherein the touch screen layer comprises a plurality of first sensing patterns arranged in a first direction and a plurality of second sensing patterns arranged in a second direction that is different from the first direction,
each of the plurality of first sensing patterns and each of the plurality of second sensing patterns comprises a plurality of touch wires, and
each of the touch wires comprises a first touch wire and a second touch wire disposed on the first touch wire; and
a light-shielding inclined film disposed on a side surface of the first touch wire and a side surface of the second touch wire; and
a user interface configured to sense user input via touch or cursor select of an icon presented on the display device, wherein the processor is caused to execute one or more of the stored application programs upon receipt of the user input.
