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display device

A display device and display device technology, applied in semiconductor devices, electrical components, circuits, etc., can solve the problems of the influence of the detection accuracy of the photosensitive sensor, the influence of the aperture ratio of the display substrate, etc., to achieve the effect of maximizing the aperture ratio

Active Publication Date: 2021-12-21
BOE TECH GRP CO LTD
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  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

[0002] The application research of integrating the photosensitive sensor with the display substrate is in full swing, such as the fingerprint recognition technology of the optical display area, but in the actual use process, the temperature will affect the detection accuracy of the photosensitive sensor, so it is necessary to integrate the temperature sensor and the photosensitive sensor. At the same time integrated into the display substrate, but this will affect the aperture ratio of the display substrate

Method used

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Embodiment 1

[0102] Such as Figure 4 As shown, the display substrate of this embodiment includes a first electrode 1, a temperature-sensitive layer 2, a first insulating layer 3, a semiconductor layer 4, a second electrode 5, a second insulating layer 6, and a third electrode that are sequentially located on the base substrate. Electrode 7, photosensitive layer 8, third insulating layer 9, fourth electrode 10, fourth insulating layer 11.

[0103] Wherein, the upper and lower sides of the temperature-sensitive layer 2 can be fabricated with an electron transport layer and a hole transport layer, etc. as required, and the first electrode 1, the temperature-sensitive layer 2 and the second electrode 3 form a temperature-sensitive unit.

[0104] The third electrode 7, the photosensitive layer 8 and the fourth electrode 10 constitute a photosensitive unit.

[0105] Further, the display substrate also includes TFT1 connected to the photosensitive unit and TFT2 connected to the temperature sens...

Embodiment 2

[0113] Such as Figure 5 As shown, the display substrate of this embodiment includes a first electrode 1, a temperature-sensitive layer 2, a first insulating layer 3, a semiconductor layer 4, a second electrode 5, a second insulating layer 6, and a third electrode that are sequentially located on the base substrate. Electrode 7, photosensitive layer 8, third insulating layer 9, fourth electrode 10, fourth insulating layer 11.

[0114] Wherein, the upper and lower sides of the temperature-sensitive layer 2 can be fabricated with an electron transport layer and a hole transport layer, etc. as required, and the first electrode 1, the temperature-sensitive layer 2 and the second electrode 3 form a temperature-sensitive unit.

[0115] The third electrode 7, the photosensitive layer 8 and the fourth electrode 10 constitute a photosensitive unit.

[0116] Further, the display substrate also includes TFT1 connected to the photosensitive unit and TFT2 connected to the temperature sens...

Embodiment 3

[0125] Such as Figure 6 As shown, the display substrate of this embodiment includes a temperature-sensitive layer 2, a first insulating layer 3, a semiconductor layer 4, a first electrode 1, a second electrode 5, a second insulating layer 6, and a third electrode that are sequentially located on the base substrate. Electrode 7, photosensitive layer 8, third insulating layer 9, fourth electrode 10, fourth insulating layer 11.

[0126] Wherein, the upper and lower sides of the temperature-sensitive layer 2 can be fabricated with an electron transport layer and a hole transport layer, etc. as required, and the first electrode 1, the temperature-sensitive layer 2 and the second electrode 3 form a temperature-sensitive unit.

[0127] The third electrode 7, the photosensitive layer 8 and the fourth electrode 10 constitute a photosensitive unit.

[0128] Further, the display substrate also includes TFT1 connected to the photosensitive unit and TFT2 connected to the temperature sens...

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Abstract

The invention provides a display device, which belongs to the technical field of display. Wherein, the display device includes a photosensitive unit and a temperature sensitive unit located on the base substrate, and also includes a display device, and an orthographic projection of at least two of the display device, the photosensitive unit and the temperature sensitive unit on the base substrate overlap at least partially. The technical solution of the invention can increase the aperture ratio of the display device.

Description

technical field [0001] The present invention relates to the field of display technology, in particular to a display device. Background technique [0002] The application research of integrating the photosensitive sensor with the display substrate is in full swing, such as the fingerprint recognition technology of the optical display area, but in the actual use process, the temperature will affect the detection accuracy of the photosensitive sensor, so it is necessary to integrate the temperature sensor and the photosensitive sensor. At the same time, it is integrated into the display substrate, but this will affect the aperture ratio of the display substrate. Contents of the invention [0003] The technical problem to be solved by the present invention is to provide a display device capable of increasing the aperture ratio of the display device. [0004] In order to solve the above technical problems, embodiments of the present invention provide technical solutions as fol...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): H01L27/32
CPCH10K59/00H10K59/60H10K59/123H10K59/12
Inventor 秦云科王海生丁小梁赵利军刘英明
Owner BOE TECH GRP CO LTD
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