公开(公告)号：US20220293031A1

公开(公告)日：2022-09-15

申请号：US17683734

申请日：2022-03-01

Applicant: Yunnan Invensight Optoelectronics Technology Co., Ltd. ,  BOE Technology Group Co., Ltd.

Inventor： Qian Wu ,  Pengcheng Lu ,  Zhijian Zhu ,  Chenyu Chen ,  Yunlong Li ,  Dongsheng Li ,  Wei Liu ,  Longfei Fan ,  Rongfei Chen ,  Dacheng Zhang ,  Yuanlan Tian

IPC: G09G3/20 ,  H01L27/32 ,  G09G3/3225

Abstract: A display panel is provided. The display panel includes a driving back plate and a pixel layer disposed on a side of the driving back plate. The pixel layer includes a plurality of pixels, and the pixel includes m color sub-pixels for emitting color light and k white sub-pixels for emitting white light, wherein m and k are both integers greater than 1. The k white sub-pixels are configured to adjust the luminance of the pixel.

公开(公告)号：US12185565B2

公开(公告)日：2024-12-31

申请号：US17258614

申请日：2020-03-31

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Kui Zhang ,  Li Liu ,  Pengcheng Lu ,  Yunlong Li ,  Dacheng Zhang

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

Abstract: The present disclosure provides a display panel, a method for preparing the same, and a display device. The display panel includes: a display substrate, including a base substrate, a driving transistor embedded on the base substrate, and a first electrode layer located on the base substrate; an encapsulation protection structure located on the display substrate and surrounding a display area of the display substrate; a light emitting layer located on a surface of the first electrode layer away from the base substrate; a second electrode layer located on a surface of the light emitting layer away from the base substrate; and a first encapsulation layer located on a surface of the second electrode layer away from the base substrate.

公开(公告)号：US11974472B2

公开(公告)日：2024-04-30

申请号：US16958921

申请日：2019-08-27

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Yunlong Li ,  Pengcheng Lu ,  Kui Zhang ,  Li Liu ,  Kuanta Huang ,  Shengji Yang ,  Xiaochuan Chen ,  Dacheng Zhang

IPC: H10K59/131 ,  H10K50/844 ,  H10K71/00 ,  H10K59/12 ,  H10K59/88

CPC classification number: H10K59/131 ,  H10K50/844 ,  H10K71/00 ,  H10K59/1201 ,  H10K59/88

Abstract: A display substrate and a manufacturing method and a display device are provided. The display substrate includes: a base substrate, a first insulation layer, a first electrode pattern, a connecting electrode pattern, a second electrode, a light-emitting functional layer, and a first filling layer. The second electrode is connected with the connecting electrode pattern, the second electrode and the first electrode pattern are spaced apart from each other. The light-emitting functional layer is located between the first electrode pattern and the second electrode. The first filling layer is located between the connecting electrode pattern and the first electrode pattern. The first filling layer and the light-emitting functional layer are different layers; a portion of the first insulation layer that is located between the first electrode pattern and the connecting electrode pattern has a groove, and the first filling layer is at least partially located in the groove.

公开(公告)号：US11749691B2

公开(公告)日：2023-09-05

申请号：US17847877

申请日：2022-06-23

Applicant: BOE Technology Group Co., Ltd.

Inventor： Kui Zhang ,  Pengcheng Lu ,  Li Liu ,  Yunlong Li ,  Dacheng Zhang

IPC: H01L27/12

CPC classification number: H01L27/1244 ,  H01L27/1259

Abstract: An electronic device substrate, a manufacturing method thereof, and an electronic device are provided. The electronic device substrate includes a base substrate, a first insulating layer, and light-emitting sub-units, a first conductive member and a second conductive member, which are on a side of the first insulating layer away from the base substrate. The light-emitting sub-units and the first conductive member are respectively in array region and periphery region, and the second conductive member is between the first conductive member and the array region; orthogonal projections of the first and second conductive members on the base substrate are spaced apart; each light-emitting sub-unit includes first and second driving electrodes, second driving electrodes of the light-emitting sub-units are integrated to form a first common electrode layer; the periphery region further includes a second common electrode layer electrically connected to the first conductive member and the first common electrode layer.

公开(公告)号：US20220336503A1

公开(公告)日：2022-10-20

申请号：US17847877

申请日：2022-06-23

Applicant: BOE Technology Group Co., Ltd.

Inventor： Kui Zhang ,  Pengcheng Lu ,  Li Liu ,  Yunlong Li ,  Dacheng Zhang

IPC: H01L27/12

Abstract: An electronic device substrate, a manufacturing method thereof, and an electronic device are provided. The electronic device substrate includes a base substrate, a first insulating layer, and light-emitting sub-units, a first conductive member and a second conductive member, which are on a side of the first insulating layer away from the base substrate. The light-emitting sub-units and the first conductive member are respectively in array region and periphery region, and the second conductive member is between the first conductive member and the array region; orthogonal projections of the first and second conductive members on the base substrate are spaced apart; each light-emitting sub-unit includes first and second driving electrodes, second driving electrodes of the light-emitting sub-units are integrated to form a first common electrode layer; the periphery region further includes a second common electrode layer electrically connected to the first conductive member and the first common electrode layer.

公开(公告)号：US11183542B2

公开(公告)日：2021-11-23

申请号：US16960573

申请日：2019-08-23

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Li Liu ,  Junbo Wei ,  Pengcheng Lu ,  Shengji Yang ,  Yunlong Li ,  Rongrong Shi ,  Dacheng Zhang

IPC: H01L29/08 ,  H01L27/32 ,  H01L51/50 ,  H01L51/56

Abstract: A display panel and a method for manufacturing a display panel are disclosed. The display panel includes a first sub-pixel region and a second sub-pixel region which are adjacent to each other. The display panel includes a substrate and a first conductive layer, an organic functional layer, and a second conductive layer which are sequentially on the substrate. The organic functional layer includes a charge generation layer, and the charge generation layer includes a first charge generation layer portion and a second charge generation layer portion which are in the first sub-pixel region and the second sub-pixel region, respectively. The display panel further includes a spacer between the first sub-pixel region and the second sub-pixel region, and the spacer disconnects the first charge generation layer portion and the second charge generation layer portion.

公开(公告)号：US12004396B2

公开(公告)日：2024-06-04

申请号：US17954377

申请日：2022-09-28

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Zhijian Zhu ,  Pengcheng Lu ,  Yu Ao ,  Yunlong Li ,  Yuanlan Tian

IPC: H10K59/131 ,  G09G3/00 ,  H10K50/844

CPC classification number: H10K59/131 ,  G09G3/006 ,  H10K50/844

Abstract: A display panel includes: a silicon-based substrate, a driving layer, a first electrode layer, an organic light emitting layer, a second electrode layer and a plurality of pads. Where, the display signal access pad is configured to access the display signal during a display phase, the test signal access pad at least includes a first group of test phase access pads, and the first group of test phase access pads includes a first pad and a second pad, the first pad is electrically connected with the electrode ring, and the second pad is electrically connected with the silicon-based substrate.

公开(公告)号：US12002421B2

公开(公告)日：2024-06-04

申请号：US17771096

申请日：2021-05-31

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Yunlong Li ,  Longfei Fan ,  Qian Wu

IPC: G09G5/00 ,  G09G3/3225 ,  G11C19/28 ,  H01L27/12

CPC classification number: G09G3/3225 ,  G11C19/28 ,  H01L27/124 ,  G09G2310/0286 ,  G09G2320/0223 ,  G09G2320/0233 ,  G09G2330/02

Abstract: The present disclosure provides a line drive signal enhancement circuit, a shift register unit, and a display panel, and relates to the technical field of display. The line drive signal enhancement circuit includes a control unit, an inverter unit, a first output unit and a second output unit. The control unit has a first peripheral control terminal and a second peripheral control terminal respectively loaded with two inverted signals, and the input terminal is electrically connected with the first power supply lead. The first output unit and the second output unit both have two input terminals. The two input terminals are respectively electrically connected with the first power supply lead and the second power supply lead. The output terminal of the control unit is electrically connected with the control terminal of the first output unit and/or the control terminal of the second output unit.

公开(公告)号：US11957023B2

公开(公告)日：2024-04-09

申请号：US17853325

申请日：2022-06-29

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Dongsheng Li ,  Kuanta Huang ,  Shengji Yang ,  Pengcheng Lu ,  Yunlong Li ,  Qing Wang ,  Yongfa Dong ,  Xiaobin Shen ,  Hui Tong ,  Xiong Yuan ,  Yu Wang ,  Xiaochuan Chen

IPC: H10K59/38 ,  H10K50/86 ,  H10K59/12 ,  H10K59/126 ,  H10K71/00

CPC classification number: H10K59/38 ,  H10K50/86 ,  H10K59/1201 ,  H10K59/126 ,  H10K71/00

Abstract: A light-emitting diode display panel, a manufacturing method thereof, and an organic light-emitting diode display device are provided. The light-emitting diode display panel includes: a base substrate including a display region and a peripheral region surrounding the display region; a plurality of sub-pixels located in the display region and located at a side of the base substrate; a color-resistance layer located at a side of a second electrode in the sub-pixel away from the base substrate; and a light-blocking structure located in the peripheral region and being an annular structure surrounding the plurality of sub-pixels. The light-blocking structure includes a first light-blocking structure and a second light-blocking structure. The first light-blocking structure includes at least one interval extending in a direction from the display region pointing to the peripheral region. The second light-blocking structure at least fully fills the interval.

公开(公告)号：US11937474B2

公开(公告)日：2024-03-19

申请号：US17846487

申请日：2022-06-22

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Pengcheng Lu ,  Yunlong Li ,  Yuanlan Tian ,  Yu Ao

IPC: H10K59/13 ,  H10K50/824 ,  H10K59/131 ,  H10K71/00 ,  H10K59/12 ,  H10K59/122

CPC classification number: H10K59/131 ,  H10K50/824 ,  H10K71/00 ,  H10K59/1201 ,  H10K59/122

Abstract: A display substrate and a manufacturing method and a display device are provided. The display substrate includes: a first electrode pattern, a connecting electrode pattern, a second electrode, and a light-emitting functional layer. The first electrode pattern is located in a display region and includes a plurality of first electrodes spaced apart from each other. The connecting electrode pattern is located in a peripheral region and includes a plurality of connecting electrodes. The second electrode is connected with the connecting electrode pattern, the second electrode and the first electrode pattern being spaced apart from each other. The light-emitting functional layer is located between the first electrode pattern and the second electrode, the connecting electrode pattern surrounds the first electrode pattern, and at least two of the plurality of connecting electrodes are each of a block shape and are spaced apart from each other.