Array substrate, color film substrate, and display device

1. An array substrate, comprising a first substrate and a plurality of switch units arranged on the first substrate, further comprising:

a first alignment layer arranged on the switch unit,

wherein the first alignment layer comprises a first alignment unit and a second alignment unit arranged alternately, and an alignment direction of the first alignment unit is perpendicular to an alignment direction of the second alignment unit;

each pixel comprises the first alignment unit and the second alignment unit, for a structure consisting of the first alignment unit and a first alignment area, there is a wide area in a left semicircle that has high contrast, for a structure consisting of the second alignment unit and a second alignment area, there is a wide area in a right semicircle that has high contrast, an area in the left semicircle that has high contrast corresponds to a first viewing field and an area in the right semicircle that has low contrast corresponds to a second viewing field, while an area in the left semicircle that has low contrast corresponds to the first viewing field and an area in the right semicircle that has high contrast corresponds to the second viewing field;

the alignment direction of the first alignment unit or the second alignment unit in each pixel is the same, and for two adjacent pixels, the alignment direction of the first alignment unit is perpendicular to the alignment direction of the second alignment unit, so as to reduce lights from a left visual area into a right visual area and reduce lights from the right visual area into the left visual area;

wherein pixels corresponding to the first alignment unit and the second alignment unit are alternately arranged, wherein each pixel corresponds to only one of the first alignment unit and the second alignment unit, in an area corresponding to each pixel, the alignment direction of the first alignment unit is directed in one direction only and the alignment direction of the second alignment unit is directed in one direction only, and each pixel is corresponding to one of the plurality of switch units.

2. The array substrate according to claim 1 , further comprising:

a first transparent electrode layer connected to the switch unit,

wherein the first alignment layer is located at a side of the first transparent electrode layer away from the first substrate, and the first alignment layer is in contact with the first transparent electrode layer.

3. The array substrate according to claim 1 , wherein the switch unit is a Thin Film Transistor.

4. A color film substrate, comprising a second substrate and a color photoresist layer arranged on the second substrate, further comprising:

a second alignment layer arranged on the color photoresist layer

wherein the second alignment layer comprises a first alignment area and a second alignment area arranged alternately, and an alignment direction of the first alignment area is perpendicular to an alignment direction of the second alignment area, for a structure consisting of a first alignment unit and the first alignment area, there is a wide area in a left semicircle that has high contrast, for a structure consisting of a second alignment unit and the second alignment area, there is a wide area in a right semicircle that has high contrast, an area in the left semicircle that has high contrast corresponds to a first viewing field and an area in the right semicircle that has low contrast corresponds to a second viewing field, while an area in the left semicircle that has low contrast corresponds to the first viewing field and an area in the right semicircle that has high contrast corresponds to the second viewing field;

the alignment direction of the first alignment area or the second alignment area in each pixel is the same, and for two adjacent pixels, the alignment direction of the first alignment area is perpendicular to the alignment direction of the second alignment area, so as to reduce lights from a left visual area into a right visual area and reduce lights from the right visual area into the left visual area;

wherein pixels corresponding to the first alignment unit and the second alignment unit are alternately arranged, wherein each pixel corresponds to only one of the first alignment unit and the second alignment unit, in an area corresponding to each pixel, the alignment direction of the first alignment unit is directed in one direction only and the alignment direction of the second alignment unit is directed in one direction only, and each pixel is corresponding to one of a plurality of switch units.

5. The color film substrate according to claim 4 , further comprising:

a second transparent electrode layer arranged between the color photoresist layer and the second alignment layer,

wherein the second alignment layer is located at a side of the second transparent electrode layer away from the color photoresist layer, and the second alignment layer is in contact with the second transparent electrode layer.

6. The color film substrate according to claim 4 , further comprising:

a black matrix arranged between the second substrate and the second alignment layer,

wherein the black matrix comprises a plurality of opening areas, and the color photoresist layer is formed in the plurality of opening areas.

7. A display device, comprising the array substrate according to claim 1 , a color film substrate comprising a second substrate and a color photoresist layer arranged on the second substrate, further comprising:

a second alignment layer arranged on the color photoresist layer;

wherein the second alignment layer comprises a first alignment area and a second alignment area arranged alternately, and an alignment direction of the first alignment area is perpendicular to an alignment direction of the second alignment area, and

a second transparent electrode layer arranged between the color photoresist layer and the second alignment layer, wherein the second alignment layer is located at a side of the second transparent electrode layer away from the color photoresist layer, and the second alignment layer is in contact with the second transparent electrode layer, and liquid crystals filled between the color film substrate and the array substrate, wherein

the first alignment unit of the first alignment layer corresponds to the first alignment area of the second alignment layer, the second alignment unit of the first alignment layer corresponds to the second alignment area of the second alignment layer,

an alignment direction of the first alignment unit of the first alignment layer is perpendicular to an alignment direction of the first alignment area of the second alignment layer, and an alignment direction of the second alignment unit of the first alignment layer is perpendicular to an alignment direction of the second alignment area of the second alignment layer, so as to emit lights in two polarization directions, reduce lights from a left visual area into a right visual area and reduce lights from the right visual area into the left visual area.

8. The display device according to claim 7 , wherein the liquid crystals are twisted nematic liquid crystals.

9. The display device according to claim 7 , further comprising:

a slit grating arranged at a side of the color film substrate away from the liquid crystals.

10. The array substrate according to claim 2 , wherein the switch unit is a Thin Film Transistor.

11. The color film substrate according to claim 5 , further comprising:

a black matrix arranged between the second substrate and the second alignment layer,

wherein the black matrix comprises a plurality of opening areas, and the color photoresist layer is formed in the plurality of opening areas.

12. The display device according to claim 7 , further comprising:

a slit grating arranged at a side of the color film substrate away from the liquid crystals.

13. An array substrate comprising:

a first substrate;

a plurality of switch units disposed on the first substrate; and

a first alignment layer disposed on the switch unit, the first alignment layer comprising a first alignment unit and a second alignment unit arranged alternately, the first alignment unit having an alignment direction perpendicular to an alignment direction of the second alignment unit; wherein

for a structure consisting of the first alignment unit and a first alignment area, there is a wide area in a left semicircle that has high contrast, for a structure consisting of the second alignment unit and a second alignment area, there is a wide area in a right semicircle that has high contrast, an area in the left semicircle that has high contrast corresponds to a first viewing field and an area in the right semicircle that has low contrast corresponds to a second viewing field, while an area in the left semicircle that has low contrast corresponds to the first viewing field and an area in the right semicircle that has high contrast corresponds to the second viewing field;

the alignment direction of the first alignment unit or the second alignment unit in each pixel is the same, and for two adjacent pixels, the alignment direction of the first alignment unit is perpendicular to the alignment direction of the second alignment unit, so as to inhibit light from a left visual area into a right visual area and inhibit light from the right visual area into the left visual area;

wherein pixels corresponding to the first alignment unit and the second alignment unit are alternately arranged, wherein each pixel corresponds to only one of the first alignment unit and the second alignment unit, in an area corresponding to each pixel, the alignment direction of the first alignment unit is directed in one direction only and the alignment direction of the second alignment unit is directed in one direction only, and each pixel is corresponding to one of the plurality of switch units.

14. The array substrate of claim 13 , wherein the first alignment layer comprises a third alignment unit, the third alignment unit being arranged adjacent to the second alignment unit, with the second alignment unit being between the first and second alignment units, the third alignment unit having an alignment direction perpendicular to an alignment direction of the second alignment unit.

15. The array substrate according to claim 1 , wherein

the first alignment unit is corresponding to pixels to be viewed, and the second alignment unit is corresponding to pixels not to be viewed.

16. The color film substrate according to claim 4 , wherein

the first alignment area is corresponding to pixels to be viewed, and the second alignment area is corresponding to pixels not to be viewed.

17. The array substrate according to claim 13 , wherein

the first alignment unit is corresponding to pixels to be viewed, and the second alignment unit is corresponding to pixels not to be viewed.