Display substrates, display panels and display devices

1. A display substrate, comprising:

a display area comprising:

a first display area;

a second display area, a light transmittance of the first display area being greater than a light transmittance of the second display area; and

a third display area disposed between the first display area and the second display area, the light transmittance of the first display area being greater than a light transmittance of the third display area;

a plurality of sub-pixels, disposed in the first display area, the second display area, and the third display area;

a plurality of pixel circuits corresponding to the plurality of sub-pixels one to one, the pixel circuits corresponding to the sub-pixels disposed in the first display area being arranged in the third display area, the pixel circuits corresponding to the sub-pixels being disposed in the second display area arranged in the second display area, and the pixel circuits corresponding to the sub-pixels in the third display area being arranged in the third display area; and

a plurality of signal lines, wherein the pixel circuits corresponding to the sub-pixels arranged along a first direction in the display area are connected to a same signal line; at least one of the plurality of signal lines simultaneously connected with the pixel circuits corresponding to the sub-pixels in the first display area, the pixel circuits corresponding to the sub-pixels in the second display area, and the pixel circuits corresponding to the sub-pixels in the third display area.

2. The display substrate according to claim 1 , wherein a shape of the first display area is a rectangle and an overall shape of the first display area and the third display area is a rectangle.

3. The display substrate according to claim 2 , wherein

the first display area comprises a first side and a second side opposite to the first side, the first side is parallel to the second side, and the first side and the second side are both perpendicular to the first direction;

the second display area comprises a third side and a fourth side opposite to the third side, the third side is parallel to the fourth side, and the third side and the fourth side are both perpendicular to the first direction; and

the first side and the third side are located in a same line.

4. The display substrate according to claim 3 , wherein the third display area comprises a first area, a second area, and a third area that are sequentially connected, the first area and the third area are located at two sides of the first display area, and the second area is adjacent to the second side;

the first area, the second area, and the third area are all provided with the sub-pixels and the pixel circuits for driving the sub-pixels, and the pixel circuits corresponding to the sub-pixels in the first display area are arranged in the first area and the third area.

5. The display substrate according to claim 4 , wherein the pixel circuits corresponding to the sub-pixels in the first display area and adjacent to the first area are arranged in the first area, and the pixel circuits corresponding to the sub-pixels in the first display area and adjacent to the third area are arranged in the third area.

6. The display substrate according to claim 4 , wherein a ratio of a size of the first area in a second direction to a size of the first display area in the second direction is in a range of ⅕ to ½;

a ratio of a size of the second area in the first direction to the size of the first display area in the second direction is in a range of 1/20 to ⅕; and

a ratio of a size of the third area in the second direction to the size of the first display area in the second direction is in a range of ⅕ to ½;

wherein the first direction is perpendicular to the second direction.

7. The display substrate according to claim 4 , wherein the signal lines connecting the pixel circuits corresponding to the sub-pixels in the first display area, the pixel circuits corresponding to the sub-pixels in the second display area, and the pixel circuits corresponding to the sub-pixels in the third display area are respectively bent in the second area.

8. The display substrate according to claim 1 , wherein the signal lines comprise a plurality of data lines;

the data lines comprise a plurality of first data lines, a plurality of second data lines and a plurality of third data lines;

the first data lines are connected to the pixel circuits corresponding to the sub-pixels in the first display area, the pixel circuits corresponding to the sub-pixels in the second display area and the pixel circuits corresponding to the sub-pixels in the third display area;

the second data lines are connected to the pixel circuits corresponding to the sub-pixels in the second display area and the pixel circuits corresponding to the sub-pixels in the third display area; and

the third data lines are connected to the pixel circuits corresponding to the sub-pixels in the second display area.

9. The display substrate according to claim 1 , wherein the light transmittance of the third display area is greater than the light transmittance of the second display area.

10. The display substrate according to claim 1 , wherein a density of the sub-pixels in the third display area is less than a density of the sub-pixels in the second display area, and a density of the sub-pixels in the first display area is less than the density of the sub-pixels in the second display area.

11. The display substrate according to claim 10 , wherein the density of the sub-pixels in the third display area is equal to the density of the sub-pixels in the first display area.

12. The display substrate according to claim 1 , wherein the display substrate comprises a substrate and the plurality of sub-pixels are located on the substrate;

each sub-pixel in the first display area comprises a first electrode, a light-emitting structure located on the first electrode, and a second electrode located on the light-emitting structure, wherein the first electrode comprises at least one electrode block;

in a case that the first electrode comprises a plurality of electrode blocks, two adjacent electrode blocks are electrically connected, and the light-emitting structure comprises a plurality of light-emitting structure blocks located on the plurality of electrode blocks;

a projection of the electrode blocks on the substrate comprises at least one first graphic unit, and a shape of a first graphic unit comprises a circle, an ellipse, a dumbbell, a gourd or a rectangle.

13. The display substrate according to claim 12 , wherein a projection of the light-emitting structure blocks on the substrate comprises at least one second graphic unit, and a shape of a second graphic unit comprises a circle, an ellipse, a dumbbell, a gourd or a rectangle.

14. A display device, comprising:

a housing with a component area;

a display panel including:

the display substrate according to claim 1 , and

an encapsulation structure,

wherein the encapsulation structure comprises a polarizer, the polarizer covers the second display area and the third display area and exposing the first display area; or

the polarizer covers the first display area, the second display area and the third display area

wherein the component area is located under the first display area, and one or more electronic elements are arranged in the component area.

15. A display panel having a display substrate, the display substrate comprising:

a display area comprising:

a first display area;

a second display area, a light transmittance of the first display area being greater than a light transmittance of the second display area;

a third display area disposed between the first display area and the second display area, the light transmittance of the first display area being greater than a light transmittance of the third display area;

a plurality of sub-pixels, disposed in the first display area, the second display area, and the third display area;

a plurality of pixel circuits corresponding to the plurality of sub-pixels one to one, the pixel circuits corresponding to the sub-pixels being disposed in the second display area arranged in the second display area, and the pixel circuits corresponding to the sub-pixels in the third display area being arranged in the third display area; and

a plurality of signal lines comprising a plurality of data lines, the data lines comprising a plurality of first data lines, a plurality of second data lines and a plurality of third data lines;

wherein the pixel circuits corresponding to the sub-pixels arranged along a first direction in the display area are connected to a same signal line; at least one of the plurality of signal lines simultaneously connected with the pixel circuits corresponding to the sub-pixels in the first display area, the pixel circuits corresponding to the sub-pixels in the second display area, and the pixel circuits corresponding to the sub-pixels in the third display area;

the first data lines are connected to the pixel circuits corresponding to the sub-pixels in the first display area, the pixel circuits corresponding to the sub-pixels in the second display area and the pixel circuits corresponding to the sub-pixels in the third display area;

the second data lines are connected to the pixel circuits corresponding to the sub-pixels in the second display area and the pixel circuits corresponding to the sub-pixels in the third display area.

16. The display panel according to claim 15 , wherein the light transmittance of the third display area is greater than the light transmittance of the second display area.

17. The display panel according to claim 15 , wherein a density of the sub-pixels in the third display area is less than a density of the sub-pixels in the second display area, and a density of the sub-pixels in the first display area is less than the density of the sub-pixels in the second display area.

18. The display panel according to claim 16 , wherein a density of the sub-pixels in the third display area is equal to a density of the sub-pixels in the first display area.

19. The display panel according to claim 15 , wherein the display substrate comprises a substrate and the plurality of sub-pixels are located on the substrate;

each sub-pixel in the first display area comprises a first electrode, a light-emitting structure located on the first electrode, and a second electrode located on the light-emitting structure, wherein the first electrode comprises at least one electrode block;

in a case that the first electrode comprises a plurality of electrode blocks, two adjacent electrode blocks are electrically connected, and the light-emitting structure comprises a plurality of light-emitting structure blocks located on the plurality of electrode blocks;

a projection of the electrode blocks on the substrate comprises at least one first graphic unit, and a shape of a first graphic unit comprises a circle, an ellipse, a dumbbell, a gourd or a rectangle.

20. The display panel according to claim 19 , wherein a projection of the light-emitting structure blocks on the substrate comprises at least one second graphic unit, and a shape of a second graphic unit comprises a circle, an ellipse, a dumbbell, a gourd or a rectangle.