Display apparatus

Patent metadata

Field	Value
Publication number	US-12402479-B2
Application number	US-202217840195-A
Country	US
Kind code	B2
Filing date	Jun 14, 2022
Priority date	Nov 22, 2021
Publication date	Aug 26, 2025
Grant date	Aug 26, 2025

Abstract

A display apparatus includes a substrate including a first region and a second region including an outer pixel area that overlaps an outer column spaced apart from the first region, a first outer pixel circuit, a second outer pixel circuit and an intermediate pixel circuit disposed in the outer pixel area, a first display element including a first outer display element and a second outer display element, wherein the first outer display element overlaps a first inner column overlapping at least a portion of the first region and is connected to the first outer pixel circuit, and the second outer display element overlaps a second inner column and is connected to the second outer pixel circuit, and a second display element including an intermediate display element overlapping the outer pixel area and connected to the intermediate pixel circuit.

First claim

What is claimed is:

1. A display apparatus comprising:
a substrate including:
a first region;
a second region; and
a third region, the second region including an outer pixel area that overlaps an outer column spaced apart from the first region in a plan view and surrounding at least a portion of the first region, and the third region surrounding at least a portion of the second region;

a first outer pixel circuit disposed in the outer pixel area;
a second outer pixel circuit disposed in the outer pixel area, the second outer pixel circuit being adjacent to the first outer pixel circuit in a first direction;
an intermediate pixel circuit disposed in the outer pixel area, the intermediate pixel circuit being adjacent to one of the first outer pixel circuit and the second outer pixel circuit in a second direction intersecting the first direction;
a first display element disposed in the first region and including:
a first outer display element; and
a second outer display element; and

a second display element including an intermediate display element overlapping the outer pixel area and electrically connected to the intermediate pixel circuit, wherein
the first outer display element overlaps a first inner column in the plan view,
the first inner column overlaps at least a portion of the first region in the plan view,
the first outer display element is electrically connected to the first outer pixel circuit,
the second outer display element overlaps at least a portion of the first region and a second inner column different from the first inner column in the plan view, and
the second outer display element is electrically connected to the second outer pixel circuit.

2. The display apparatus of claim 1 , further comprising:
a first outer data line extending along the outer column and electrically connected to the first outer pixel circuit;
an intermediate data line extending along the outer column and electrically connected to the intermediate pixel circuit; and
a first pixel circuit disposed in the third region to be adjacent to the outer pixel area and electrically connected to the intermediate data line.

3. The display apparatus of claim 2 , further comprising:
a first scan line electrically connected to each of the first outer pixel circuit and the second outer pixel circuit;
a second scan line electrically connected to the intermediate pixel circuit; and
a third scan line electrically connected to the first pixel circuit,
wherein the first scan line and the second scan line transfer a same scan signal.

4. The display apparatus of claim 2 , further comprising:
a second outer data line extending along the outer column and electrically connected to the second outer pixel circuit;
an adjacent data line extending along the outer column; and
a second pixel circuit disposed in the third region to be adjacent to the outer pixel area and electrically connected to the adjacent data line.

5. The display apparatus of claim 1 , wherein
the second region includes a first inner pixel area overlapping the first inner column in the plan view,
the display apparatus includes:
a first outer data line extending along the outer column and electrically connected to the first outer pixel circuit;
a second outer data line extending along the outer column and electrically connected to the second outer pixel circuit;
a first inner data line electrically connected to the first outer data line and extending along the first inner column;
a second inner data line electrically connected to the second outer data line and extending along the first inner column;
a first inner pixel circuit disposed in the first inner pixel area and electrically connected to the first inner data line; and
a second inner pixel circuit disposed in the first inner pixel area and electrically connected to the second inner data line,

the second display element includes a first inner display element disposed in the first inner pixel area and electrically connected to the first inner pixel circuit, and
one of the first display element and the second display element includes a second inner display element overlapping the second inner column in the plan view and electrically connected to the second inner pixel circuit.

6. The display apparatus of claim 5 , further comprising:
connection lines, each of the connection lines extending from the second region to the first region and each of the connection lines including a transparent conductive oxide,
wherein a number of the connection lines disposed on a first row intersecting the outer column is different from a number of the connection lines disposed on a second row different from the first row.

7. The display apparatus of claim 6 , further comprising:
an organic insulating layer disposed between the first outer pixel circuit and the first display element and including a first organic insulating layer, a second organic insulating layer, and a third organic insulating layer sequentially stacked each other, wherein
the connection lines include at least one of a lower connection line and an upper connection line,
the lower connection line is disposed between the first organic insulating layer and the second organic insulating layer, and
the upper connection line is disposed between the second organic insulating layer and the third organic insulating layer.

8. The display apparatus of claim 5 , further comprising:
a first connection line extending from the outer column to the second inner column and electrically connecting the second outer pixel circuit to the second outer display element; and
a second connection line extending from the first inner column to the second inner column and electrically connecting the second inner pixel circuit to the second inner display element,
wherein the first inner column is disposed between the outer column and the second inner column.

9. The display apparatus of claim 1 , further comprising:
a third display element disposed in the third region and including an emission area smaller than at least one of an emission area of the first display element and an emission area of the second display element.

10. The display apparatus of claim 1 , wherein the second region extends along an outer periphery of the first region.

11. A display apparatus comprising:
a substrate including:
a first region;
a second region; and
a third region, the second region including an outer pixel area that overlaps an outer column spaced apart from the first region in a plan view and surrounding at least a portion of the first region, and the third region surrounding at least a portion of the second region;

a first outer pixel circuit disposed in the outer pixel area;
a second outer pixel circuit disposed in the outer pixel area, the second outer pixel circuit being adjacent to the first outer pixel circuit in a first direction;
an intermediate pixel circuit disposed in the outer pixel area, the intermediate pixel circuit being adjacent to one of the first outer pixel circuit and the second outer pixel circuit in a second direction intersecting the first direction;
a first pixel circuit disposed in the third region to be adjacent to the outer pixel area;
a first outer data line extending along the outer column and electrically connected to the first outer pixel circuit;
a second outer data line extending along the outer column and electrically connected to the second outer pixel circuit;
an intermediate data line extending along the outer column and electrically connected to each of the intermediate pixel circuit and the first pixel circuit;
a first display element including a first outer display element and a second

Assignees

• Samsung Display Co Ltd

Inventors

• Park Hyungjun
• An Junyong
• Um Nuree

Classifications

• H10D86/441 Primary

  Interconnections, e.g. scanning lines · CPC title

• H10D86/60

  wherein the TFTs are in active matrices · CPC title

• H10K59/131 Primary

  Interconnections, e.g. wiring lines or terminals · CPC title

• H10K59/123

  Connection of the pixel electrodes to the thin film transistors [TFT] · CPC title

• G09G3/3233

  with pixel circuitry controlling the current through the light-emitting element · CPC title