公开(公告)号：US20210384275A1

公开(公告)日：2021-12-09

申请号：US16962679

申请日：2020-02-25

Applicant: BOE Technology Group Co., Ltd.

Inventor： Ling WANG ,  Yicheng LIN ,  Pan XU ,  Guoying WANG ,  Guang YAN

IPC: H01L27/32

Abstract: Disclosed are a display panel and a display device. The display panel includes a base substrate; a plurality of data signal lines on the base substrate, and a plurality of pixel units; and each pixel unit has a transparent area and a non-transparent area; the pixel unit includes a plurality of sub-pixels in the non-transparent area. All sub-pixels in the display panel are arranged in an array, each column of sub-pixels corresponds to a respective one of the data signal lines, and at least part of the data signal lines are arranged around the transparent areas

公开(公告)号：US20210233984A1

公开(公告)日：2021-07-29

申请号：US16652595

申请日：2019-04-19

Applicant: BOE Technology Group Co., Ltd

Inventor： Ling WANG ,  Yi-Cheng LIN ,  Guang YAN

IPC: H01L27/32

Abstract: The embodiment of the present disclosure discloses an array substrate, a fabrication method thereof, and a display device. The array substrate includes: a base substrate and a plurality of pixel units on the base substrate, wherein the pixel unit includes a plurality of sub-pixels; and the sub-pixel includes an electroluminescent component, a pixel circuit and a photo detection circuit; the pixel circuit includes a drive transistor for driving the electroluminescent component to emit light, and the drive transistor is a low temperature poly-si thin film transistor; and the photo detection circuit includes a detection switch transistor and a PIN-type photodiode, and the detection switch transistor is a metal oxide transistor.

公开(公告)号：US20210233964A1

公开(公告)日：2021-07-29

申请号：US15734826

申请日：2020-04-09

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Guang YAN ,  Changyen WU ,  Linlin WANG ,  Yongqi SHEN ,  Juanjuan YOU ,  Li SUN

IPC: H01L27/32 ,  H01L51/56 ,  H01L51/52

Abstract: A display substrate, a manufacturing method thereof, and a display device are provided. The display substrate includes a base substrate and a white OLED display unit on the base substrate, and further includes: an optical adjustment structure on a light emitting side of the white OLED display unit, where the optical adjustment structure is in a peripheral region of each pixel region. The optical adjustment structure is configured to absorb light in a first wavelength range or convert light in a first wavelength range into light in a second wavelength range.

公开(公告)号：US20210167310A1

公开(公告)日：2021-06-03

申请号：US16887531

申请日：2020-05-29

Applicant: BOE Technology Group Co., Ltd.

Inventor： Juanjuan YOU ,  Li SUN ,  Guang YAN

IPC: H01L51/50 ,  H01L27/32 ,  H01L51/52 ,  G02F1/017 ,  G02F1/1335

Abstract: The present disclosure provides a quantum dot film including a plurality of quantum dot material layers arranged in stack, the plurality of quantum dot material layers having refractive indices gradually ascending along a thickness direction of the quantum dot film. The present disclosure further provides a color filter layer and a display device.

公开(公告)号：US20200227490A1

公开(公告)日：2020-07-16

申请号：US16613133

申请日：2019-04-08

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Guang YAN ,  Wenjun HOU ,  Juanjuan YOU ,  Donghui YU ,  Chunjing HU ,  Yongqi SHEN ,  Dongfang YANG

IPC: H01L27/32 ,  H01L33/24 ,  H01L33/06 ,  H01L51/56

Abstract: A pixel unit, a display panel, a display device and a method of manufacturing a pixel unit. The pixel unit includes a first sub-pixel unit and a second sub-pixel unit, each sub-pixel unit includes a first electrode, an emission layer, and a second electrode stacked on a substrate. An emission lifespan of the emission layer of the first sub-pixel unit is smaller than that of the emission layer of the second sub-pixel unit. An area of an orthographic projection of the emission layer of the first sub-pixel unit on the substrate is equal to that of the emission layer of the second sub-pixel unit on the substrate. An area of an orthographic projection of the first electrode of the first sub-pixel unit on the substrate is greater than an area of an orthographic projection of the first electrode of the second sub-pixel unit on the substrate.

公开(公告)号：US20200058253A1

公开(公告)日：2020-02-20

申请号：US16413645

申请日：2019-05-16

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Yicheng LIN ,  Pan XU ,  Guang YAN ,  Dongfang YANG

IPC: G09G3/3258 ,  H01L27/32 ,  H05B33/08

Abstract: A pixel circuit comprising an organic light emitting diode; a driving transistor including a gate, a source connected to a first node, a drain connected to a second power supply terminal; and a photosensitive circuit connected between a second node and a third node, the second node configured to receive a reference voltage. The driving transistor is configured to, responsive to a gate voltage and a source voltage, control a magnitude of a driving current flowing through the organic light emitting diode. The photosensitive circuit is configured to sense an intensity of light emission of the organic light emitting diode and to set a potential at the third node according to the reference voltage and the intensity that was sensed, the potential that was set being detectable by an external circuit via a sense line.

公开(公告)号：US20160372525A1

公开(公告)日：2016-12-22

申请号：US14907235

申请日：2015-07-20

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Guang YAN ,  Changyen WU ,  Li SUN

IPC: H01L27/32 ,  H01L51/00 ,  H01L51/56 ,  H01L51/52 ,  H01L51/50

CPC classification number: H01L27/3213 ,  H01L27/3211 ,  H01L51/001 ,  H01L51/5008 ,  H01L51/5012 ,  H01L51/504 ,  H01L51/5056 ,  H01L51/5072 ,  H01L51/5096 ,  H01L51/5206 ,  H01L51/5221 ,  H01L51/5265 ,  H01L51/56 ,  H01L2251/558

Abstract: The present invention provide a display substrate, a fabricating method thereof, and a display apparatus, and belongs to the filed of display technology. The display substrate comprises a plurality of pixels, each of the pixels is divided into a plurality of light emitting units, each of the light emitting units comprises an anode, a cathode, a carrier transport layer, and a light emitting layer, wherein at least one of the plurality of light emitting units comprises a light emitting layer and at least one process auxiliary layer; the process auxiliary layer and the light emitting layer in other light emitting units are formed into an integral portion from a same material in a film forming process. Display resolution can be improved in the present invention.

Abstract translation: 本发明提供一种显示基板，其制造方法和显示装置，属于显示技术领域。 显示基板包括多个像素，每个像素被分成多个发光单元，每个发光单元包括阳极，阴极，载流子传输层和发光层，其中至少 多个发光单元中的一个包括发光层和至少一个工艺辅助层; 其他发光单元中的工艺辅助层和发光层在成膜工艺中由相同的材料形成为整体部分。 在本发明中可以改善显示分辨率。