Display panel and display device

Patent metadata

Field	Value
Publication number	US-12426476-B2
Application number	US-202217856592-A
Country	US
Kind code	B2
Filing date	Jul 1, 2022
Priority date	Jul 9, 2020
Publication date	Sep 23, 2025
Grant date	Sep 23, 2025

Abstract

A display panel and a display device are disclosed. The display panel includes: a first region and a second region, a transmittance of the first region being greater than a transmittance of the second region; a light-emitting unit disposed in the first region, the light-emitting unit including a first unit and a second unit, the first unit and the second unit respectively including a plurality of pixels with a plurality of colors; a drive circuit disposed in the second region and connected to the light-emitting unit; and a transparent conducting wire, at least two pixels with a same color respectively in the first unit and the second unit of the light-emitting unit being connected by the transparent conducting wire.

First claim

What is claimed is:

1. A display panel comprising:
a first region, and
a second region, wherein a transmittance of the first region is greater than a transmittance of the second region, a light-emitting unit is disposed in the first region, and comprises a first unit and a second unit, the first unit and the second unit-respectively comprise a plurality of pixels with a plurality of colors, a drive circuit is disposed in the second region and connected to the light-emitting unit, a metal conducting wire is disposed in the first region, and a transparent conducting wire is configured to connect, at least two pixels with a same color in the first unit of the light-emitting unit and the second unit of the light-emitting unit.

2. The display panel according to claim 1 , wherein colors of the pixels in the first unit are the same as colors of the pixels in the second unit, the number of the pixels for each color in the first unit is one, and the number of the pixels for each color in the second unit is one.

3. The display panel according to claim 1 , wherein the first unit is arranged adjacent to the second unit.

4. The display panel according to claim 1 , wherein the transparent conducting wire is a single-layer structure, and a projection of the metal conducting wire in a thickness direction perpendicular to the display panel overlaps with a projection of the transparent conducting wire in the thickness direction perpendicular to the display panel.

5. The display panel according to claim 4 , wherein the metal conducting wire is arranged in the same layer as the metal layer.

6. The display panel according to claim 2 , wherein the pixels comprise:
at least one first pixel having a first color,
at least one second pixel having a second color, and
at least one third pixel having a third color, wherein the first unit and the second unit each comprise the at least one first pixel, the at least one second pixel and the at least one third pixel, the at least one first pixel and the at least one second pixel in the first unit and the at least one third pixel in the second unit are sequentially arranged along a second direction to form a first structure, the at least one first pixel and the at least one second pixel in the second unit and the at least one third pixel in the first unit are sequentially arranged along the second direction to form a second structure, the first structure and the second structure are sequentially arranged along a first direction, and the first direction is perpendicular to the second direction.

7. The display panel according to claim 6 , wherein the first unit comprises a plurality of first units, and the second unit comprises a plurality of second units; the plurality of first units is sequentially arranged in the first direction, the plurality of second units is sequentially arranged in the first direction, and the first unit and the second unit are sequentially arranged in the second direction.

8. The display panel according to claim 6 , wherein the at least one first pixel of the first unit is connected with the at least one first pixel of the second unit through the transparent conducting wire, the at least one second pixel of the first unit is connected with the at least one second pixel of the second unit through the transparent conducting wire, the at least one third pixels of two adjacent first units are connected through the transparent conducting wire, the at least one third pixels of two adjacent second units are connected through the transparent conducting wire, and the at least one third pixel of the first unit close to the drive circuit is connected with the at least one third pixel of the second unit adjacent to the first unit through the metal conducting wire.

9. The display panel according to claim 6 , wherein the drive circuit comprises:
a first pixel circuit,
a second pixel circuit, and
a third pixel circuit, wherein; the at least one first pixel of the first unit close to the drive circuit is connected with the first pixel circuit, the at least one second pixel of the first unit close to the drive circuit is connected with the second pixel circuit, and the at least one third pixel of the second unit close to the drive circuit is connected with the third pixel circuit.

10. The display panel according to claim 9 , wherein the at least one first pixel comprises four first pixels, the four first pixels are connected by three of the transparent conducting wires, and the first pixel circuit is connected with a first pixel of the four first pixels closest to the drive circuit through a wiring.

11. The display panel according to claim 9 , wherein the at least one first pixel and the first pixel circuit are connected through the transparent conducting wire, the at least one second pixel and the second pixel circuit are connected through the transparent conducting wire, and the at least one third pixel and the third pixel circuit are connected through the transparent conducting wire.

12. The display panel according to claim 1 , wherein a material of the transparent conducting wire comprises at least one of indium tin oxide, indium zinc oxide, silver-doped indium tin oxide and silver-doped indium zinc oxide.

13. The display panel according to claim 1 , wherein the drive circuit is a thin film transistor layer.

14. The display panel according to claim 13 , wherein the thin film transistor layer comprises an active layer, a gate insulating layer, a gate electrode, an interlayer insulating layer, a source electrode, and a drain electrode, and the display panel further comprises:
a flexible substrate, wherein the active layer is arranged on the flexible substrate, the gate insulating layer is arranged on the active layer, the gate electrode is arranged on the gate insulating layer, and the interlayer insulating layer is arranged on the gate electrode.

15. The display panel according to claim 14 , wherein a material of the flexible substrate comprises polycarbonate.

16. The display panel according to claim 14 , wherein the gate insulating layer is a single-layer structure.

17. A display device, comprising the display panel according to claim 1 .

18. The display device according to claim 17 , wherein the display panel is a flexible organic light emitting display panel or a non-flexible organic light emitting display panel.

Assignees

• Kunshan Govisionox Optoelectronics Co Ltd

Inventors

• Qin Xu
• Chang Miao
• Zhang Lu
• Hu Siming

Classifications

• H10K59/65

  OLEDs integrated with inorganic image sensors · CPC title

• H10K59/12

  Active-matrix OLED [AMOLED] displays · CPC title

• H10K2102/00

  Constructional details relating to the organic devices covered by this subclass · CPC title

• H10K2102/311

  Flexible OLED · CPC title

• H10K77/111

  Flexible substrates · CPC title