# US 2025/0166531 A1 · Display device

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- Number: US 2025/0166531 A1
- Document ID: US20250166531A1
- Status: Published application
- Kind: A1
- Application number: 19/029,484
- Filed: 2025-01-17
- Published: 2025-05-22
- Earliest claimed: 2018-09-14
- Assignees: Samsung Display Co., Ltd.
- Applicants: Samsung Display Co., Ltd.
- Inventors: Hee Rim SONG; Gyung Soon PARK; Mu Kyung JEON
- Web page: https://patentgrep.com/patent/US20250166531A1

## CPC

- G02F 1/1345: Conductors connecting electrodes to cell terminals
- G09F 9/301: {flexible foldable or roll-able electronic displays, e.g. thin LCD, OLED}
- G02F 1/133305: {Flexible substrates, e.g. plastics, organic film}
- H10K 59/121: characterised by the geometry or disposition of pixel elements
- H10K 59/131: Interconnections, e.g. wiring lines or terminals
- H10K 77/111: {Flexible substrates}
- G02F 1/13456: {Cell terminals located on one side of the display only}
- G02F 2202/02: organic material
- G09G 2300/0426: Layout of electrodes and connections
- H10K 2102/311: {Flexible OLED}
- Y02E 10/549: Organic PV cells
- G02F: OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G09F: DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- H10K: ORGANIC ELECTRIC SOLID-STATE DEVICES
- G09G: ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION (arrangements for transferring data between digital computers and displays G06F3/14; static indicating arrangements comprising an association of a number of separate sources or light control cells G09F9/00; static indicating arrangements comprising integral associations of a number of light sources H01J, H01K, H10H, H05B33/12; scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission, details thereof H04N1/00)
- Y02E: REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION

## Abstract

A display device may include a first pixel, a second pixel, a first data line electrically connected to the first pixel, a second data line electrically connected to the second pixel and electrically insulated from the first data line, a first signal wire electrically connected to the first data line, a second signal wire electrically connected to the second data line, and a connecting wire electrically connecting the second data line to the second signal wire. The connecting wire may include a first section and a second section. The second section may be directly connected to the first section, may overlap the first pixel, may overlap the first data line, and may be oblique relative to each of the first data line and the second data line in a plan view of the display device.

## Claims

### Claim 1

A display device comprising:
a first pixel, a second pixel and a third pixel in a display area of the display device, each of the first pixel and the second pixel including a transistor and a light emitting diode;
a first signal line electrically connected to the first pixel and extended in a first direction;
a second signal line electrically connected to the second pixel and spaced apart from the first signal line and extended in the first direction;
a first wire electrically connected to the first signal line;
a second wire electrically connected to the second signal line and extended in the first direction; and
a connecting wire electrically connecting the second signal line to the second wire,
wherein the connecting wire comprises a first section and a second section,
wherein the second section of the connecting wire is directly connected to the first section of the connecting wire and overlaps the first signal line,
wherein the second section of the connecting wire extends in a second direction different from the first direction,
wherein the first section of the connecting wire overlaps the third pixel, and
wherein the first section of the connecting wire overlaps a gate electrode of the transistor of the first pixel.

### Claim 2 (depends on 1)

The display device of claim 1,
wherein the first section of the connecting wire overlaps the light emitting diode of the first pixel.

### Claim 3 (depends on 1)

The display device of claim 1,
wherein the first section of the connecting wire overlaps an active layer of the first pixel.

### Claim 4 (depends on 1)

The display device of claim 1,
wherein the first section of the connecting wire extends in a third direction different from the second direction, and
wherein the second section of the connecting wire is directly connected to the first section of the connecting wire in the display area of the display device.

### Claim 5 (depends on 1)

The display device of claim 1, wherein the first signal line comprises a first edge extended in the first direction and a second edge opposite to the first edge, and
wherein the second section of the connecting wire crosses the first edge of the first signal line and the second edge of the first signal line in a plan view of the display device.

### Claim 6 (depends on 1)

The display device of claim 1, wherein the second section of the connecting wire comprises an overlap portion which overlaps the first signal line, and
wherein the overlap portion of the second section of the connecting wire is disposed in a display area of the display device.

### Claim 7 (depends on 1)

The display device of claim 1, further comprising:
a driving voltage line electrically connected to the first pixel and extended in the first direction,
wherein the driving voltage line overlaps an active layer of the transistor of the first pixel.

### Claim 8 (depends on 7)

The display device of claim 7,
wherein the second section of the connecting wire overlaps the driving voltage line in the display area of the display device.

### Claim 9 (depends on 7)

The display device of claim 7,
wherein the first section of the connecting wire overlaps the driving voltage line in the display area of the display device.

### Claim 10 (depends on 1)

The display device of claim 1, wherein the first wire and the second wire are made of a same material.

### Claim 11 (depends on 1)

The display device of claim 1, wherein the first section of the connecting wire is parallel to the first signal line in the plan view of the display device, and wherein the second section of the connecting wire intersects the first signal line in a plan view of the display device.

### Claim 12 (depends on 1)

The display device of claim 1, wherein the connecting wire includes at least one of aluminum (Al) and titanium (Ti).

### Claim 13 (depends on 1)

The display device of claim 1, further comprising an insulating layer disposed between the second section of the connecting wire and each of the first signal line and the second signal line.

### Claim 14 (depends on 1)

The display device of claim 1, further comprising a pixel definition layer including an opening,
wherein the opening of the pixel definition layer overlaps the light emitting diode of the first pixel, and
wherein the first section of the connecting wire overlaps the opening of the pixel definition layer.

### Claim 15 (depends on 1)

The display device of claim 1, further comprising a first control line electrically connected to the third pixel and extended in a direction different from the first direction;
wherein the first control line transmits a first emission control signal to the third pixel, and
wherein the first section of the connecting wire overlaps the first control line.

### Claim 16 (depends on 15)

The display device of claim 15, further comprising a second control line electrically connected to the first pixel and extended in the direction different from the first direction;
wherein the second control line transmits a second emission control signal to the first pixel, and
wherein the first section of the connecting wire overlaps the second control line.

### Claim 17 (depends on 1)

The display device of claim 1,
wherein the second section of the connecting wire overlaps the light emitting diode of the second pixel.

### Claim 18 (depends on 1)

The display device of claim 1, wherein
the third pixel comprises a transistor, and
the first section of the connecting wire overlaps a gate electrode of the transistor of the third pixel.

### Claim 19 (depends on 18)

The display device of claim 18, wherein
the second section of the connecting wire overlaps an active layer of the transistor of the second pixel.

### Claim 20

A display device comprising:
a first pixel and a second pixel in a display area of the display device, each of the first pixel and the second pixel including a transistor and a light emitting diode;
a first signal line electrically connected to the first pixel and extended in a first direction;
a second signal line electrically connected to the second pixel and spaced apart from the first signal line and extended in the first direction;
a first wire electrically connected to the first signal line;
a second wire electrically connected to the second signal line and extended in the first direction; and
a connecting wire electrically connecting the second signal line to the second wire,
wherein the connecting wire comprises a first section and a second section,
wherein the second section of the connecting wire is directly connected to the first section of the connecting wire and overlaps the first signal line,
wherein the second section of the connecting wire extends in a second direction different from the first direction,
and
wherein the first section of the connecting wire overlaps an active layer of the transistor of the first pixel.

### Claim 21 (depends on 20)

The display device of claim 20,
wherein the first section of the connecting wire overlaps the light emitting diode of the first pixel.

### Claim 22 (depends on 20)

The display device of claim 20,
wherein the first section of the connecting wire extends in a third direction different from the second direction, and
wherein the second section of the connecting wire is directly connected to the first section of the connecting wire in the display area of the display device.

### Claim 23 (depends on 20)

The display device of claim 20, wherein the first signal line comprises a first edge extended in the first direction and a second edge opposite to the first edge, and
wherein the second section of the connecting wire crosses the first edge of the first signal line and the second edge of the first signal line in a plan view of the display device.

### Claim 24 (depends on 20)

The display device of claim 20, wherein the second section of the connecting wire comprises an overlap portion which overlaps the first signal line, and
wherein the overlap portion of the second section of the connecting wire is disposed in a display area of the display device.

### Claim 25 (depends on 20)

The display device of claim 20, further comprising:
a driving voltage line electrically connected to the first pixel and extended in the first direction,
wherein the driving voltage line overlaps the active layer of the transistor of the first pixel.

### Claim 26 (depends on 25)

The display device of claim 25,
wherein the second section of the connecting wire overlaps the driving voltage line in the display area of the display device.

### Claim 27 (depends on 25)

The display device of claim 25,
wherein the first section of the connecting wire overlaps the driving voltage line in the display area of the display device.

### Claim 28 (depends on 20)

The display device of claim 20, wherein the first wire and the second wire are made of a same material.

### Claim 29 (depends on 20)

The display device of claim 20, wherein the first section of the connecting wire is parallel to the first signal line in the plan view of the display device, and wherein the second section of the connecting wire intersects the first signal line in a plan view of the display device.

### Claim 30 (depends on 20)

The display device of claim 20, wherein the connecting wire includes at least one of aluminum (Al) and titanium (Ti).

### Claim 31 (depends on 30)

The display device of claim 30, further comprising an insulating layer disposed between the second section of the connecting wire and each of the first signal line and the second signal line.

### Claim 32 (depends on 20)

The display device of claim 20, further comprising a pixel definition layer including an opening,
wherein the opening of the pixel definition layer overlaps the light emitting diode of the first pixel, and
wherein the first section of the connecting wire overlaps the opening of the pixel definition layer.

### Claim 33 (depends on 20)

The display device of claim 20, further comprising a first control line electrically connected to a third pixel different from the first pixel and the second pixel,
wherein the first control line is extended in a direction different from the first direction;
wherein the first control line transmits a first emission control signal to the third pixel, and
wherein the first section of the connecting wire overlaps the first control line.

### Claim 34 (depends on 33)

The display device of claim 33, further comprising a second control line electrically connected to the first pixel and extended in the direction different from the first direction;
wherein the second control line transmits a second emission control signal to the first pixel, and
wherein the first section of the connecting wire overlaps the second control line.

### Claim 35 (depends on 20)

The display device of claim 20,
wherein the second section of the connecting wire overlaps the light emitting diode of the second pixel.

### Claim 36 (depends on 1)

The display device of claim 1, further comprising:
a third pixel different from the first pixel and the second pixel,
wherein the third pixel comprises a transistor, and
wherein the first section of the connecting wire overlaps an active layer of the transistor of the third pixel.

### Claim 37 (depends on 36)

The display device of claim 36, wherein
the second section of the connecting wire overlaps an active layer of the transistor of the second pixel.

### Claim 38

An electronic device comprising:
a display device;
wherein the display device comprises:
a first pixel, a second pixel and a third pixel in a display area of the display device, each of the first pixel and the second pixel including a transistor and a light emitting diode;
a first signal line electrically connected to the first pixel and extended in a first direction;
a second signal line electrically connected to the second pixel and spaced apart from the first signal line and extended in the first direction;
a first wire electrically connected to the first signal line;
a second wire electrically connected to the second signal line and extended in the first direction; and
a connecting wire electrically connecting the second signal line to the second wire,
wherein the connecting wire comprises a first section and a second section,
wherein the second section of the connecting wire is directly connected to the first section of the connecting wire and overlaps the first signal line,
wherein the second section of the connecting wire extends in a second direction different from the first direction,
wherein the first section of the connecting wire overlaps the third pixel, and
wherein the first section of the connecting wire overlaps a gate electrode of the transistor of the first pixel.

### Claim 39 (depends on 38)

The electronic device of claim 38,
wherein the first section of the connecting wire overlaps an active layer of the first pixel.

### Claim 40 (depends on 38)

The electronic device of claim 38,
wherein the electronic device is one of a mobile phone, a smartphone, a tablet personal computer (PC), a smart watch, a watch phone, a mobile communication terminal, an electronic notebook, an electronic book, a portable multimedia player (PMP), a navigation system, an ultra-mobile PC (UMPC) a television, a notebook computer, a monitor, and a billboard.
