公开(公告)号：US11302760B2

公开(公告)日：2022-04-12

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：US11257957B2

公开(公告)日：2022-02-22

申请号：US16620663

申请日：2018-06-26

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Pan Xu ,  Yicheng Lin ,  Cuili Gai ,  Baoxia Zhang ,  Quanhu Li ,  Ling Wang

IPC: H01L21/00 ,  H01L29/786 ,  H01L27/12 ,  H01L29/417 ,  H01L29/66

Abstract: The present disclosure provides a thin film transistor, a method of fabricating the same, an array substrate and a display device. The thin film transistor includes: source and drain electrodes in a same layer arranged on a base substrate; an active layer on the base substrate and in contact with the source and drain electrodes; a gate insulating layer at a side of the active layer away from the base substrate; a gate electrode at a side of the gate insulating layer away from the base substrate. Orthographic projections of the gate electrode, the source electrode and the drain electrode on the base substrate do not overlap with one another, and a region of the active layer not covered by the gate electrode, the source electrode and the drain electrode and at a side of the active layer away from the base substrate is subjected to conductorization.

公开(公告)号：US20210134903A1

公开(公告)日：2021-05-06

申请号：US16884461

申请日：2020-05-27

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Ying Han ,  Yicheng Lin ,  Pan Xu ,  Ling Wang ,  Guoying Wang ,  Xing Zhang

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

Abstract: The pixel substrate and a pixel panel are provided. The display substrate includes: a display structure layer, a cover plate on the display structure layer and a plurality of pixel definition layers and an anti-light crosstalk layer between the display structure layer and the cover plate, where the pixel definition layers are arranged on a lower surface of the cover plate at intervals and are in a one-to-one correspondence to sub-pixel units of the display substrate, the anti-light crosstalk layer surrounds each pixel definition layer, where a reflective component is between the anti-light crosstalk layer and the display structure layer, the reflective component includes an inclined surface configured to reflect light from the display structure layer to the pixel definition layer.

公开(公告)号：US10964772B2

公开(公告)日：2021-03-30

申请号：US16623712

申请日：2019-06-04

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Pan Xu ,  Yicheng Lin ,  Ling Wang ,  Cuili Gai ,  Guoying Wang ,  Yongqian Li

IPC: H01L27/32 ,  H01L51/52

Abstract: An OLED plate comprises: a substrate; a plurality of OLED devices, disposed on one side of the substrate and located in the display area; and an auxiliary cathode, disposed on the one side of the substrate and at least located in the peripheral area. Each of the OLED devices includes a reflective anode, an organic material functional layer and a transparent cathode disposed in a direction distal from the substrate in sequence. A portion of the auxiliary cathode located in the peripheral area is electrically connected to transparent cathodes of the plurality of OLED devices, and resistivity of the auxiliary cathode is less than resistivity of a transparent cathode of the plurality of OLED devices.

公开(公告)号：US10937817B2

公开(公告)日：2021-03-02

申请号：US16146155

申请日：2018-09-28

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Baoxia Zhang ,  Cuili Gai ,  Ling Wang

IPC: H01L27/12 ,  H01L49/02 ,  H01L27/32

Abstract: An array substrate is provided. The array substrate includes a capacitor, which includes a plurality of metal electrodes arranged opposite to each other. The plurality of metal electrodes are spaced apart from each other in a horizontal direction parallel to a plane in which the array substrate is located, and an orthogonal projection of each of at least two of the plurality of metal electrodes of the capacitor on the plane in which the array substrate is located includes a curved portion.

公开(公告)号：US20200176541A1

公开(公告)日：2020-06-04

申请号：US16623712

申请日：2019-06-04

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Pan Xu ,  Yicheng Lin ,  Ling Wang ,  Cuili Gai ,  Guoying Wang ,  Yongqian Li

IPC: H01L27/32 ,  H01L51/52

Abstract: An OLED plate comprises: a substrate; a plurality of OLED devices, disposed on one side of the substrate and located in the display area; and an auxiliary cathode, disposed on the one side of the substrate and at least located in the peripheral area. Each of the OLED devices includes a reflective anode, an organic material functional layer and a transparent cathode disposed in a direction distal from the substrate in sequence. A portion of the auxiliary cathode located in the peripheral area is electrically connected to transparent cathodes of the plurality of OLED devices, and resistivity of the auxiliary cathode is less than resistivity of a transparent cathode of the plurality of OLED devices.

公开(公告)号：US20200098839A1

公开(公告)日：2020-03-26

申请号：US16417105

申请日：2019-05-20

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Pan Xu ,  Yicheng Lin ,  Ling Wang ,  Guoying Wang

IPC: H01L27/32 ,  G02B5/22 ,  H01L51/52 ,  H04N9/31

Abstract: A display panel, a manufacturing method thereof and a display device are disclosed. The display panel includes a display backplane and a display cover assembled to be a cell. The display backplane includes a first base substrate, a pixel circuit layer, a first electrode layer, a light-emitting layer, a second transparent electrode layer, and a plurality of first pixel regions stacked on the first base substrate. The display cover includes a second base substrate, a plurality of optical sensing components and a plurality of second pixel regions on the second base substrate, the plurality of optical sensing components being arranged in the plurality of second pixel regions in one to one correspondence.

公开(公告)号：US20200082756A1

公开(公告)日：2020-03-12

申请号：US15748731

申请日：2017-06-30

Applicant: BOE Technology Group Co., Ltd.

Inventor： Yi Cheng Lin ,  Quanhu Li ,  Cuili Gai ,  Ling Wang ,  Baoxia Zhang

IPC: G09G3/3258 ,  H01L27/32

Abstract: A display panel, a display device and a compensation method are provided. The display panel includes at least one pixel unit group, at least one sensing line, a plurality of gate lines, a plurality of first data lines and a plurality of second data lines. Each pixel unit group includes a plurality of pixel units arranged in two rows and a plurality of columns, the plurality of pixel units in each pixel unit group are connected to a same one of the gate lines, one of two pixel units in each column of each pixel unit group is connected to one of the first data lines corresponding thereto, other one is connected to one of the second data lines corresponding thereto, the plurality of pixel units in each pixel unit group are connected to a same sensing line.

公开(公告)号：US10546519B2

公开(公告)日：2020-01-28

申请号：US15565853

申请日：2017-03-22

Applicant: BOE Technology Group Co., Ltd.

Inventor： Ling Wang ,  Quanhu Li ,  Longyan Wang ,  Baoxia Zhang ,  Cuili Gai ,  Yicheng Lin

IPC: G11C19/00 ,  G09G3/20 ,  G09G3/36 ,  G09G3/3266 ,  G11C19/28

Abstract: The embodiments of the present disclosure disclose a gate driving circuit and a display panel. In the gate driving circuit, a control unit of a shift register may input a dual pulse control signal to a first control terminal of an output unit; and the output unit outputs a scanning signal having a pulse width equal to a pulse period of the dual pulse control signal to a corresponding gate line under the control of the dual pulse control signal. In this way, the output unit is controlled by the control unit to output a scanning signal of which a pulse width may be modulated, so as to output a gate signal of which a pulse width may be modulated.

公开(公告)号：US10332919B2

公开(公告)日：2019-06-25

申请号：US15744993

申请日：2017-07-17

Applicant: BOE Technology Group Co., Ltd.

Inventor： Quanhu Li ,  Ling Wang ,  Yongqian Li ,  Song Meng ,  Yue Wu

IPC: H01L27/12 ,  H01L27/32 ,  H01L51/52 ,  H01L51/56 ,  H01L51/50 ,  G09G3/3266 ,  G09G3/3275 ,  H01L21/77 ,  H01L23/50 ,  H01L27/02

Abstract: An organic light-emitting diode array substrate and a manufacturing method thereof and a display device are provided. The OLED array substrate includes a base substrate, a power line and a pixel structure disposed on the base substrate. The power line is disposed under the pixel structure and is at least partially overlapped with the pixel structure; an insulating layer is disposed between the power line and the pixel structure, and a first via hole structure is disposed in the insulating layer; and the power line is connected with a driving transistor in the pixel structure through the first via hole structure.