公开(公告)号：US12183409B2

公开(公告)日：2024-12-31

申请号：US17909129

申请日：2021-10-25

Applicant: BOE Technology Group Co., Ltd.

Inventor： Fengjuan Liu ,  Ce Ning ,  Wei Liu ,  Dini Xie ,  Yuhang Lu

IPC: G11C19/28 ,  G09G3/20

Abstract: Provided is a shift register unit. The shift register unit includes an input circuit, a compensation control circuit, and an output circuit; wherein input circuit coupled to an input signal terminal, an input control terminal, a first power supply terminal, a reference node, and a first node; the compensation control circuit coupled to a first clock signal terminal, the reference node, and the first node; and the output circuit coupled to the first node, a second clock signal terminal, and an output terminal.

公开(公告)号：US11985844B2

公开(公告)日：2024-05-14

申请号：US16764885

申请日：2019-12-23

Applicant: BOE Technology Group Co., Ltd.

Inventor： Hongda Sun ,  Youngsuk Song ,  Fengjuan Liu ,  Zhen Song

IPC: H10K50/844 ,  H10K50/86 ,  H10K59/38 ,  H10K71/00

CPC classification number: H10K50/844 ,  H10K50/865 ,  H10K59/38 ,  H10K71/00

Abstract: A display substrate panel includes a substrate and multiple OLED elements disposed on the substrate, and further includes a thin film encapsulation layer disposed on the OLED elements and a light blocking layer disposed on the thin film encapsulation layer and located between two adjacent OLED elements. A display panel includes the above display substrate panel and a cover panel which is aligned and combined into a cell with the display substrate panel, wherein the cover panel includes a color film layer, and the color film layer has a red color film, a green color film and a blue color film which are disposed to correspond to the OLED elements.

公开(公告)号：US20230329037A1

公开(公告)日：2023-10-12

申请号：US18022924

申请日：2022-03-04

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Meng Zhao ,  Feng Guan ,  Wei Liu ,  Fengjuan Liu ,  Lubin Shi ,  Ce Ning

IPC: H10K59/121 ,  H10K59/131 ,  H10K59/12

CPC classification number: H10K59/1213 ,  H10K59/131 ,  H10K59/1201 ,  H10K59/1216

Abstract: A display base plate, a preparation method therefor and a display panel are provided in the present disclosure. The display panel can greatly improve resolution while ensuring low power consumption. The display base plate includes a plurality of sub-pixels. Each of the plurality of sub-pixels includes a storage capacitor, a polysilicon transistor and at least one oxide transistor. The storage capacitor includes a first electrode and a second electrode oppositely arranged, and first electrode is arranged at a side of the second electrode away from the substrate. The second electrode is arranged in the same layer as a gate electrode of the polysilicon transistor. The at least one oxide transistor is arranged on a side of the first electrode away from the substrate, and the first electrode at least partially overlaps with an active layer of the at least one oxide transistor in a direction perpendicular to the substrate.

公开(公告)号：US20230091604A1

公开(公告)日：2023-03-23

申请号：US17611156

申请日：2021-01-28

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Jie Huang ,  Jiayu He ,  Ce Ning ,  Zhengliang Li ,  Hehe Hu ,  Fengjuan Liu ,  Nianqi Yao ,  Kun Zhao ,  Tianmin Zhou ,  Jiushi Wang ,  Zhongpeng Tian

IPC: H01L29/786 ,  H01L27/12 ,  H01L29/66

Abstract: The present disclosure relates to the field of display technologies, and in particular to a thin film transistor and a method for manufacturing the same, an array substrate and a display device. An active layer of the thin film transistor includes at least two metal oxide semi-conductor layers, the at least two metal oxide semi-conductor layers include a channel layer and a first protection layer, and metals in the channel layer include tin, and at least one of indium, gallium and zinc. The first protection layer includes praseodymium used to absorb photo-generated electrons from at least one of the channel layer and the first protection layer which is under light irradiation and reduce a photo-generated current caused by the light irradiation.

公开(公告)号：US11563068B2

公开(公告)日：2023-01-24

申请号：US16753449

申请日：2019-08-22

Applicant: BOE Technology Group Co., Ltd.

Inventor： Hongda Sun ,  Youngsuk Song ,  Wei Liu ,  Jainye Zhang ,  Fengjuan Liu

IPC: H01L27/32 ,  G02F1/1362

Abstract: A substantially transparent display substrate is provided. The substantially transparent display substrate includes a base substrate; multiple insulating layers on the base substrate and in a display area of the substantially transparent display substrate; and a plurality of grooves in at least a first insulating layer of the multiple insulating layers, wherein at least one of the plurality of grooves at least partially extending into the first insulating layer. The display area includes a plurality of subpixel regions spaced apart from each other by an inter-subpixel region. A respective one of the plurality of subpixel regions includes a light emitting sub-region and a substantially transparent sub-region. At least a portion of a respective one of the plurality of grooves is about an edge of the substantially transparent sub-region of the respective one of the plurality of subpixel regions.

公开(公告)号：US11362152B2

公开(公告)日：2022-06-14

申请号：US16768174

申请日：2019-12-17

Applicant: BOE Technology Group Co., Ltd.

Inventor： Ying Han ,  Wei Liu ,  Fengjuan Liu

IPC: H01L27/32 ,  H01L27/12

Abstract: The present disclosure provides an array substrate, an electroluminescent panel and a display device, to solve the problems of more manufacturing processes and complex structures of the large-sized OLED display panel in the related art. The array substrate includes: a substrate, a plurality of light sensors on the substrate, a flat layer on the light sensor, and a connected electrode layer on the flat layer, wherein each of the light sensors includes a first electrode, a photosensitive layer and a second electrode arranged in sequence on the substrate; wherein the connected electrode layer is connected with the second electrode through a via hole penetrating through the flat layer.

公开(公告)号：US11239259B2

公开(公告)日：2022-02-01

申请号：US16649854

申请日：2019-10-15

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Hongda Sun ,  Fengjuan Liu ,  Dini Xie ,  Pengfei Gu

IPC: H01L27/12 ,  H01L23/552 ,  H01L29/786

Abstract: The present disclosure provides a substrate, a manufacturing method thereof, and a transparent display device. The substrate comprising: a plurality of pixel units, at least a part of which includes a light-emitting area and a transparent area, and the light-emitting area includes a thin-film transistor; a light blocking member disposed in the light-emitting area and configured to block light that is directed to the thin-film transistor through the transparent area.

公开(公告)号：US20210249487A1

公开(公告)日：2021-08-12

申请号：US17052575

申请日：2020-04-01

Applicant: BOE Technology Group Co., Ltd.

Inventor： Hongda Sun ,  Qing Dai ,  Fengjuan Liu

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

Abstract: The present disclosure provides a substrate comprising a printing area, wherein the printing area comprises a flat surface and a plurality of separation structures projecting from the flat surface, wherein the plurality of separation structures divide the printing area into a plurality of micro-areas, and in each of the micro-areas, a circular region containing no separation structure has a maximum diameter between 5 μm and 10 μm. The present disclosure further provides a light emitting device comprising the substrate and a method for manufacturing the substrate.

公开(公告)号：US20210225950A1

公开(公告)日：2021-07-22

申请号：US16753449

申请日：2019-08-22

Applicant: BOE Technology Group Co., Ltd.

Inventor： Hongda Sun ,  Youngsuk Song ,  Wei Liu ,  Jainye Zhang ,  Fengjuan Liu

IPC: H01L27/32 ,  G02F1/1362

Abstract: A substantially transparent display substrate is provided. The substantially transparent display substrate includes a base substrate; multiple insulating layers on the base substrate and in a display area of the substantially transparent display substrate; and a plurality of grooves in at least a first insulating layer of the multiple insulating layers, wherein at least one of the plurality of grooves at least partially extending into the first insulating layer. The display area includes a plurality of subpixel regions spaced apart from each other by an inter-subpixel region. A respective one of the plurality of subpixel regions includes a light emitting sub-region and a substantially transparent sub-region. At least a portion of a respective one of the plurality of grooves is about an edge of the substantially transparent sub-region of the respective one of the plurality of subpixel regions.

公开(公告)号：US20210193953A1

公开(公告)日：2021-06-24

申请号：US16080973

申请日：2017-09-26

Applicant: BOE Technology Group Co., Ltd.

Inventor： Fengjuan Liu ,  Zhen Song

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

Abstract: The present application discloses an organic light emitting diode display substrate having a subpixel region and an inter-subpixel region. The organic light emitting diode display substrate includes a base substrate and an auxiliary cathode on the base substrate. The auxiliary cathode includes a transparent conductive sub-layer and a metallic conductive sub-layer on a side of the transparent conductive sub-layer distal to the base substrate. The metallic conductive sub-layer is substantially in the inter-subpixel region.