CN-122028626-A - Display panel and display device

CN122028626ACN 122028626 ACN122028626 ACN 122028626ACN-122028626-A

Abstract

The application provides a display panel and display equipment, wherein the display panel comprises an array substrate, a light emitting layer, a light filtering layer and a first light absorption part, wherein the light emitting layer is arranged on one side of the array substrate in a first direction and comprises a plurality of display pixels and a plurality of interference pixels which are arranged at intervals, the interference pixels are used for generating emergent light with set colors, the light filtering layer is arranged on one side, facing away from the array substrate, of the light emitting layer, the light filtering layer comprises a first light absorption part, the first light absorption part can absorb photons to generate a photoelectric effect, and in the first direction, the first light absorption part covers the light emitting side of the interference pixels. The display panel provided by the application has the power generation function and the peep prevention function.

Inventors

LIANG QIN
Tang Yangling
ZHOU XIUFENG
YE LIDAN

Assignees

惠科股份有限公司

Dates

Publication Date: 20260512
Application Date: 20260413

Claims (10)

1. A display panel, comprising: An array substrate; The display device comprises an array substrate, a light emitting layer, a display device and a display device, wherein the array substrate is arranged on one side of the display device in a first direction; the light filtering layer is arranged on one side, deviating from the array substrate, of the light emitting layer, the light filtering layer comprises a first light absorption portion, photons can be absorbed by the first light absorption portion to generate a photoelectric effect, and in a first direction, the first light absorption portion covers the light emitting side of the interference pixel.
2. The display panel according to claim 1, further comprising a first electrode layer and a second electrode layer, wherein the first electrode layer and the second electrode layer are respectively disposed on two sides of the first light absorption portion in the first direction, and the first electrode layer and the second electrode layer are electrically connected to the first light absorption portion; The display panel comprises a display area and a non-display area, a plurality of display pixels and a plurality of interference pixels are arranged in the display area, the display panel further comprises a power storage unit, the power storage unit is arranged in the non-display area, and the first electrode layer and the second electrode layer are electrically connected with the power storage unit.
3. The display panel of claim 1, wherein a portion of the first light absorbing portion is recessed toward the array substrate.
4. The display panel of claim 1, wherein the light-emitting layer comprises a pixel definition layer, the pixel definition layer has an opening, a plurality of the display pixels and a plurality of the interference pixels each comprise an anode layer, an organic light-emitting layer and a cathode layer which are stacked in a direction away from the array substrate, the anode layer is arranged on one side of the pixel definition layer which is beyond the array substrate, the anode layer is exposed out of the opening, the organic light-emitting layer is arranged in the opening and is connected with the anode layer, and the cathode layer is connected with the organic light-emitting layer; Wherein the filter layer further comprises a second light absorbing portion capable of absorbing photons to produce a photoelectric effect, the second light absorbing portion covering at least part of the pixel defining layer in the first direction.
5. The display panel of claim 1, wherein the first light absorbing portion has a light transmittance of less than or equal to 20% in the first direction for light emitted from the interference pixel.
6. The display panel according to claim 1, wherein the filter layer includes a light shielding portion on a side of the first light absorbing portion facing away from the interference pixel in the first direction, the light shielding portion covering a light emitting side of the interference pixel in the first direction; the color of the filtering part is different from the color of the light emitted by the interference pixel.
7. The display panel according to claim 1, wherein the filter layer further comprises a light-transmitting portion correspondingly covering a light-emitting side of the display pixel, and a light transmittance of the light-transmitting portion is greater than a light transmittance of the first light-absorbing portion; the light-transmitting part comprises a photoelectric conversion material, and the interference filtering part can absorb photons to generate a photoelectric effect.
8. The display panel of claim 7, wherein the filter layer is integrally formed, and a thickness dimension of the light-transmitting portion in the first direction is smaller than a thickness dimension of the first light-absorbing portion in the first direction.
9. The display panel according to any one of claims 1 to 8, wherein a first inorganic encapsulation layer, an organic encapsulation layer and a second inorganic encapsulation layer are arranged in a stacked manner along the first direction on a side of the light-emitting layer facing away from the array substrate, the first inorganic encapsulation layer covers a surface of the light-emitting layer facing away from the array substrate, and the organic encapsulation layer covers a surface of the first inorganic encapsulation layer facing away from the array substrate; The filter layer is located between the organic encapsulation layer and the second inorganic encapsulation layer, or the second inorganic encapsulation layer is located between the organic encapsulation layer and the filter layer.
10. A display device comprising a display panel as claimed in any one of claims 1-9.

Description

Display panel and display device Technical Field The application belongs to the technical field of display, and particularly relates to a display panel and display equipment. Background The solar power generation display panel is a display panel integrated with an image display function and a solar power generation function, the panel can generate directional current under the illumination condition so as to be used by the display panel or stored in the storage battery, and the peep-proof display panel is a display panel with the peep-proof display function and can prevent a user from observing a correct image in a region beyond the visual angle a. However, the display panel in the related art is not compatible with the solar power generation function and the peep preventing function. Disclosure of Invention The embodiment of the application aims to provide a display panel and display equipment, which are used for solving the technical problem that the display panel in the prior art cannot be compatible with a solar power generation function and a peep-proof function. In a first aspect, an embodiment of the present application provides a display panel. The display panel array substrate provided by the embodiment of the application, the light-emitting layer is arranged on one side of the array substrate in the first direction, the light-emitting layer comprises a plurality of display pixels and a plurality of interference pixels which are arranged at intervals, the interference pixels are used for generating emergent light with set colors, the light-filtering layer is arranged on one side of the light-emitting layer, which is away from the array substrate, and comprises a first light-absorbing part, the first light-absorbing part can absorb photons to generate a photoelectric effect, and in the first direction, the first light-absorbing part covers the light-emitting side of the interference pixels. Compared with the prior art, the interference pixel of the display panel provided by the embodiment of the application is used for displaying interference image information, the first light absorption part is covered on the light emitting side of the interference pixel, so that light emitted by the interference pixel is prevented from entering a visible angle, the light emitted by the interference pixel can only irradiate outside the visible angle, the display panel provided by the embodiment of the application has the peep prevention function, wherein the first light absorption part can generate photocurrent under the illumination condition, and therefore, the display panel provided by the embodiment of the application has the function of generating electricity. Optionally, the display panel further includes a first electrode layer and a second electrode layer, where the first electrode layer and the second electrode layer are respectively disposed on two sides of the first light absorption portion in the first direction, and the first electrode layer and the second electrode layer are electrically connected to the first light absorption portion; The display panel comprises a display area and a non-display area, a plurality of display pixels and a plurality of interference pixels are arranged in the display area, the display panel further comprises a power storage unit, the power storage unit is arranged in the non-display area, and the first electrode layer and the second electrode layer are electrically connected with the power storage unit. Optionally, a portion of the first light absorbing portion is concavely disposed toward the array substrate. Optionally, the light emitting layer includes a pixel defining layer, the pixel defining layer has an opening, the plurality of display pixels and the plurality of interference pixels each include an anode layer, an organic light emitting layer and a cathode layer, which are stacked in a direction away from the array substrate, the anode layer is disposed on a side of the pixel defining layer, which is faced to the array substrate, the anode layer is exposed to the opening, the organic light emitting layer is disposed in the opening and connected to the anode layer, and the cathode layer is connected to the organic light emitting layer; Wherein the filter layer further comprises a second light absorbing portion capable of absorbing photons to produce a photoelectric effect, the second light absorbing portion covering at least part of the pixel defining layer in the first direction. Optionally, for the light emitted by the interference pixel, the transmittance of the first light absorbing portion in the first direction is less than or equal to 20%. Optionally, the optical filter layer includes a light shielding portion, where the light shielding portion is located on a side of the first light absorbing portion facing away from the interference pixel in the first direction, and the light shielding portion covers a light emitting side of the interference pixel in the f