Organic light-emitting diode (OLED) display device

1. An organic light-emitting diode (OLED) display device, comprising:

a plurality of first pixel rows and a plurality of second pixel rows alternately arranged in a first direction, wherein a first pixel row includes a plurality of first pixel units and a plurality of second pixel units arranged alternately in a second direction, and a second pixel row includes a plurality of third pixel units and a plurality of fourth pixel units arranged alternately in the second direction,

wherein:

a first pixel unit, a second pixel unit, a third pixel unit, and a fourth pixel unit have an identical hexagonal shape, and each includes a first sub-pixel, a second sub-pixel, a third sub-pixel, and a fourth sub-pixel;

the first sub-pixel, the second sub-pixel, the third sub-pixel, and the fourth sub-pixel have an identical pentagonal shape, and each includes at least three colors; and

the first sub-pixel in the first pixel unit, the second sub-pixel in the second pixel unit adjacent to the first pixel unit, the third sub-pixel unit in the third pixel unit adjacent to both the first pixel unit and the second pixel unit, and the fourth sub-pixel unit in the fourth pixel unit adjacent to both the first pixel unit and the second pixel unit have a same color and together form a hexagon.

2. The OLED display device according to claim 1 , wherein:

the first pixel unit and the second pixel unit are centrally symmetric with respect to a center point of a line between center points of the first pixel unit and the second pixel unit;

the third pixel unit and the fourth pixel unit are centrally symmetric with respect to the center point of a line between the center points of the third pixel unit and the fourth pixel unit;

the center point of the third pixel unit is located on a perpendicular bisector of the line between the center points of the adjacent first pixel unit and the adjacent second pixel unit; and

the center point of the fourth pixel unit is located on a perpendicular bisector of the line between the center points of the adjacent first pixel unit and the adjacent second pixel unit.

3. The OLED display device according to claim 2 , wherein:

in the pixel unit, the first sub-pixel and the second sub-pixel are centrally symmetric with respect to the center point of the pixel unit; and

the third sub-pixel and the fourth sub-pixel are centrally symmetric with respect to the center point of the pixel unit.

4. The OLED display device according to claim 3 , wherein:

the sub-pixel in the pentagonal shape has a first inner angle, a second inner angle, a third inner angle, a fourth inner angle, and a fifth inner angle sequentially;

the first inner angle and the third inner angle are right angles;

two sides of the first inner angle have an equal length; and

two sides of the third inner angle have an equal length.

5. The OLED display device according to claim 4 , wherein:

the fourth inner angle is an obtuse angle.

6. The OLED display device according to claim 5 , wherein:

the two sides of the first inner angle and the two sides of the third inner angle have an equal length.

7. The OLED display device according to claim 1 , wherein:

each pixel unit includes at least red, green and blue colors.

8. The OLED display device according to claim 7 , wherein:

each pixel unit includes red, green and blue colors.

9. The OLED display device according to claim 8 , wherein:

the third sub-pixel and the fourth sub-pixel in the first pixel unit have a same color; and

the first sub-pixel and the second sub-pixel in the first pixel unit have different colors.

10. The OLED display device according to claim 9 , wherein:

the third sub-pixel and the fourth sub-pixel in the first pixel unit have green color, blue color, or red color.

11. The OLED display device according to claim 9 , wherein:

the third sub-pixel and the fourth sub-pixel in the first pixel unit are controlled by a common pixel driving circuit.

12. The OLED display device according to claim 11 , wherein:

each pixel unit includes two sub-pixels of a same color; and

the two sub-pixels of the same color are controlled by a common pixel driving circuit.

13. The OLED display device according to claim 8 , wherein:

the first sub-pixel and the third sub-pixel in the first pixel unit have a same color; and

the second sub-pixel and the fourth sub-pixel in the first pixel unit have different colors.

14. The OLED display device according to claim 13 , wherein:

the first sub-pixel and the third sub-pixel in the first pixel unit have green color, blue color, or red color.

15. The OLED display device according to claim 13 , wherein:

the first sub-pixel and the third sub-pixel in the first pixel unit are controlled by a common pixel driving circuit.

16. The OLED display device according to claim 15 , wherein:

each pixel unit includes two sub-pixels of a same color; and

the two sub-pixels of the same color are controlled by a common pixel driving circuit.

17. The OLED display device according to claim 8 , wherein:

the first sub-pixel and the second sub-pixel in the third pixel unit have a same color; and

the third sub-pixel and the fourth sub-pixel in the third pixel unit have different colors.

18. The OLED display device according to claim 17 , wherein:

the first sub-pixel and the second sub-pixel in the third pixel unit have green color, blue color, or red color.

19. The OLED display device according to claim 18 , wherein:

the first sub-pixel and the second sub-pixel in the third pixel unit are controlled by a common pixel driving circuit.

20. The OLED display device according to claim 7 , wherein:

each pixel unit includes red, green, blue and white colors.