Display apparatus of light-splitting structure and driving method thereof

Patent metadata

Field	Value
Publication number	US-12294689-B2
Application number	US-202318394220-A
Country	US
Kind code	B2
Filing date	Dec 22, 2023
Priority date	Jan 25, 2021
Publication date	May 6, 2025
Grant date	May 6, 2025

Abstract

The disclosure provides a display apparatus and a driving method. The display apparatus includes: a display panel, where the display panel includes a plurality of pixel islands arranged in arrays in a row direction and a column direction, and each pixel island includes n sub-pixels arranged at intervals in the row direction, where n is greater than 1; and a light-splitting component at a display side of the display panel, where the light-splitting component includes a plurality of light-splitting repeating units extending in the column direction and continuously arranged in the row direction, the light-splitting repeating unit includes M light-splitting structures extending in the column direction and continuously arranged in the row direction, each light-splitting repeating unit correspondingly covers K columns of pixel islands, both M and K are integers greater than 1, and M and K are prime to each other.

First claim

What is claimed is:

1. A display apparatus, comprising:
a display panel, wherein the display panel comprises a plurality of pixel repeating units arranged in arrays in a row direction and a column direction; each of the plurality of pixel repeating units comprises a plurality of pixel islands arranged continuously in the column direction, and each pixel island comprises a plurality of sub-pixels arranged at intervals in the row direction, the plurality of pixel repeating units comprise a plurality of pixel repeating unit rows arranged in the column direction; sub-pixels in at least parts of adjacent pixel repeating units are misaligned in the row direction, and
a light-splitting component at a display side of the display panel, wherein the light-splitting component comprises a plurality of light-splitting repeating units extending in the column direction and continuously arranged in the row direction, the light-splitting repeating unit comprises M light-splitting structures extending in the column direction and continuously arranged in the row direction, and each light-splitting repeating unit corresponds to N column of sub-pixels in the pixel repeating unit rows; wherein both M and N are integers greater than 1, and M and N are prime to each other.

2. The display apparatus according to claim 1 , wherein the plurality of pixel repeating unit rows are divided into a plurality of pixel repeating unit groups, each of the plurality of pixel repeating unit groups comprises M pixel repeating unit rows; in each of the pixel repeating unit groups, sub-pixels in any two adjacent pixel repeating unit rows are misaligned in the row direction;
each of the pixel repeating unit groups comprises sub-units corresponding to the light-splitting repeating units in many-to-many manner;
in the sub-units, a ratio of a misaligned vector of a c-th sub-pixel in a j-th pixel repeating unit row and a c-th sub-pixel in a first pixel repeating unit row in the row direction to a width of sub-pixel is Jj=±E/M, wherein c is an integer greater than or equal to 1 and less than or equal to N, j is an integer greater than 1 and less than or equal to M, and E is an integer greater than or equal to 1 and not equal to M and not equal to an integer multiple of M.

3. The display apparatus according to claim 2 , wherein in the sub-unit, in a second to a M-th pixel repeating unit rows, Jj corresponding to any two pixel repeating unit rows are not equal, and an absolute value of a difference between Jj corresponding to any two pixel repeating unit rows is not an integer greater than or equal to 1.

4. The display apparatus according to claim 3 , wherein in the sub-unit, a ratio of a misaligned vector of a c-th sub-pixel in the row direction to a width of the sub-pixel in the row direction in at least parts of adjacent two pixel repeating unit rows ΔJ is not equal to

±
C

⁢

1
M

⁢

or

±

C
⁢

1
M

;

wherein C is an integer greater than 0.

5. The display apparatus according to claim 2 , wherein E is an integer greater than or equal to 1 and less than or equal to (M−1).

6. The display apparatus according to claim 5 , wherein in the sub-unit, a ratio of the misaligned vector of the c-th sub-pixel in the row direction to the width of the sub-pixel in the row direction of at least part of adjacent two pixel repeating unit rows ΔJ is not equal to ±1/M or ±(M−1)M.

7. The display apparatus according to claim 5 , wherein M is 5, J2 is −⅖ or ⅗, J3 is ⅕ or −⅘, J4 is −⅕ or ⅘, and J5 is ⅖ or −⅗.

8. The display apparatus according to claim 2 , wherein in each pixel repeating unit group, the misalignment vectors of the sub-pixels in different sub-units in the same pixel repeating unit row are the same.

9. The display apparatus according to claim 1 , wherein each light-splitting repeating unit corresponds to K columns of pixels islands in the pixel repeating unit row, K is an integer greater than 1.

10. The display apparatus according to claim 9 , wherein N is prime to K.

11. The display apparatus according to claim 9 , wherein N/K is an integer.

12. The display apparatus according to claim 11 , wherein each pixel island comprises n sub-pixels arranged at intervals along the row direction; wherein n is an integer greater than 1; each light-splitting repeating unit covers K column of pixel islands in at least parts of the pixel repeating unit rows, N=K*n; K is an integer greater than 1, and M and K are prime to each other.

13. The display apparatus according to claim 9 , wherein light rays emitted from light-emitting zones of N columns of sub-pixels in the pixel repeating unit rows and split by the M light-splitting structures form a continuous light-emitting zone in a space.

14. The display apparatus according to claim 13 , wherein in a horizontal direction, a width of the M light-splitting structures is equal to a width of the N columns of sub-pixels.

15. The display apparatus according to claim 14 , wherein the sub-pixels comprise sub-pixel opening regions; and in the row direction, a ratio of a total width of n sub-pixel opening regions to a width of the pixel island is greater than or equal to 0.9/M and smaller than or equal to 1.

16. The display apparatus according to claim 15 , wherein in the row direction, light-emitting zones of the N columns of sub-pixels in the pixel repeating unit rows are complementarily spliced in a space.

17. The display apparatus according to claim 16 , wherein in the row direction, a ratio of a width of opening regions of sub-pixels to a width of the pixel island is 1/M.

18. The display apparatus according to claim 17 , wherein in the row direction, light-emitting zones of the N columns of sub-pixels in the pixel repeating unit rows overlap each other in a space.

19. The display apparatus according to claim 18 , wherein in the row direction, the light-emitting zones of the N columns of sub-pixels evenly overlap each other in the space.

20. The display apparatus according to claim 19 , wherein in the row direction, a ratio of a width of the opening regions of the sub-pixel to the width of the pixel island is i/M, i being an integer greater than 1 and smaller than or equal to (M−1).

21. The display apparatus according to claim 1 , further comprises:
a spacer dielectric layer between the light-splitting component and the display panel.

22. The display apparatus according to claim 1 , wherein the light-splitting structure is a geometric lens, a diffraction lens, a liquid crystal lens, or a liquid lens.

23. The display apparatus according to claim 1 , wherein each of the pixel repeating units comprises three pixel islands continuously arranged in the column direction;
in one pixel repeating unit, colors of sub-pixels in a same pixel island are same, and colors of sub-pixels in different pixel islands are different.

24. The display apparatus according to claim 1 , f

Assignees

• Boe Technology Group Co Ltd

Inventors

• Ma Sen
• Dong Xue
• Gao Jian

Classifications

• G02B30/29

  characterised by the geometry of the lenticular array, e.g. slanted arrays, irregular arrays or arrays of varying shape or size · CPC title

• H04N13/383

  for tracking with gaze detection, i.e. detecting the lines of sight of the viewer's eyes · CPC title

• H10K59/879

  comprising refractive means, e.g. lenses · CPC title

• H10K59/32

  Stacked devices having two or more layers, each emitting at different wavelengths · CPC title

• H10K50/19

  Tandem OLEDs · CPC title