Display apparatus

Abstract

A display device includes a first substrate, a second substrate, and a display medium layer. The first substrate has a plurality of photosensitive elements. The second substrate is disposed opposite to the first substrate and has a light-shielding pattern layer. The display medium layer is disposed between the first substrate and the second substrate. The plurality of photosensitive elements includes a plurality of first functional photosensitive elements and a plurality of second functional photosensitive elements. The plurality of openings in the light-shielding pattern layer includes a plurality of first openings and a plurality of second openings, respectively corresponding to the plurality of first functional photosensitive elements and the plurality of second functional photosensitive elements. The area of ​​the first opening is smaller than the area of ​​the second opening.

Claims

1. A display device, comprising: A first substrate having multiple photosensitive elements; A second substrate is disposed opposite to the first substrate and has a light-shielding pattern layer, wherein the light-shielding pattern layer has a plurality of openings; and a display medium layer is disposed between the first substrate and the second substrate; the photosensitive elements include a plurality of first working photosensitive elements and a plurality of second working photosensitive elements, the openings include a plurality of first openings and a plurality of second openings, the first openings respectively correspond to the first working photosensitive elements, and the second openings respectively correspond to the second working photosensitive elements, wherein the area of ​​one of the first openings is smaller than the area of ​​one of the second openings.

2. The display device as claimed in claim 1, wherein the area of ​​the first working photosensitive element is smaller than the area of ​​the second working photosensitive element.

3. The display device as claimed in claim 1, wherein the photosensitive elements further include a plurality of first reference photosensitive elements and a plurality of second reference photosensitive elements, the first reference photosensitive elements being shielded by a first solid portion of the light-shielding pattern layer, the second reference photosensitive elements being shielded by a second solid portion of the light-shielding pattern layer, and the area of ​​one of the first reference photosensitive elements being smaller than the area of ​​one of the second reference photosensitive elements.

4. The display device as claimed in claim 3, wherein the photosensitive elements further include a plurality of third working photosensitive elements, the openings further include a plurality of third openings, each of the third openings corresponding to the third working photosensitive elements, and the area of ​​one of the second openings is smaller than the area of ​​one of the third openings.

5. The display device as claimed in claim 4, wherein the photosensitive elements further include a plurality of third reference photosensitive elements, the third reference photosensitive elements being shielded by a third solid portion of the light-shielding pattern layer, and the area of ​​the second reference photosensitive element being smaller than the area of ​​one of the third reference photosensitive elements.

6. The display device as claimed in claim 5, further comprising: A processing element is electrically connected to a first working photosensitive element, a first reference photosensitive element, a second working photosensitive element, a second reference photosensitive element, a third working photosensitive element, and a third reference photosensitive element; the processing element receives a first operating current Ia from the first working photosensitive element, a first reference current Ia0 from the first reference photosensitive element, a second operating current Ib from the second working photosensitive element, a second reference current Ib0 from the second reference photosensitive element, a third operating current I90 from the third working photosensitive element, and a third reference current I0 from the third reference photosensitive element; the processing element determines the directivity of an incident light at a receiving angle.

7. The display device of claim 5, wherein the photosensitive elements include a plurality of fourth working photosensitive elements and a plurality of fifth working photosensitive elements, the openings include a plurality of fourth openings and a plurality of fifth openings, the fourth openings respectively corresponding to the fourth working photosensitive elements, and the fifth openings respectively corresponding to the fifth working photosensitive elements, wherein the shape of one of the fourth openings is different from the shape of one of the fifth openings.

8. The display device as claimed in claim 7, wherein the fourth opening is in the shape of a first sector, the fifth opening is in the shape of a second sector, and a central angle of the first sector is smaller than a central angle of the second sector.

9. The display device of claim 8, wherein the photosensitive elements further include a plurality of fourth reference photosensitive elements and a plurality of fifth reference photosensitive elements, the fourth reference photosensitive elements being shielded by a fourth solid portion of the light-shielding pattern layer, and the fifth reference photosensitive elements being shielded by a fifth solid portion of the light-shielding pattern layer.

10. The display device as claimed in claim 9, further comprising: A processing element is electrically connected to a third working photosensitive element, a third reference photosensitive element, a fourth working photosensitive element, a fourth reference photosensitive element, a fifth working photosensitive element, and a fifth reference photosensitive element; the processing element receives a third working current I90 from the third working photosensitive element, a third reference current I0 from the third reference photosensitive element, a fourth working current from the fourth working photosensitive element, a fourth reference current from the fourth reference photosensitive element, a fifth working current from the fifth working photosensitive element, and a fifth reference current from the fifth reference photosensitive element; the processing element determines the azimuth directionality of an incident light.

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