公开(公告)号：US12238986B2

公开(公告)日：2025-02-25

申请号：US17441738

申请日：2020-12-16

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Yunlong Li ,  Pengcheng Lu ,  Longfei Fan ,  Dongsheng Li ,  Zhijian Zhu ,  Yuanlan Tian

IPC: H10K59/131 ,  H10K59/122 ,  H10K59/35 ,  H10K59/38 ,  H10K59/80 ,  H10K59/88 ,  H10K71/00 ,  H10K59/12

Abstract: This disclosure provides a display device, a display panel, and a fabrication method thereof. The display panel includes a driving backplane, a first electrode layer, a pixel definition layer, a light-emitting functional layer, and a second electrode layer. The first electrode layer is arranged on a side surface of the driving backplane and includes a first electrode and a transferring ring. The pixel definition layer covers the first electrode layer and the driving backplane. The light-emitting functional layer is arranged on a surface of the first electrode layer facing away from the driving backplane, and the light-emitting functional layer is in a range of a transferring area of the driving backplane. The second electrode layer covers the pixel definition layer and the light-emitting functional layer. A boundary of the second electrode layer is inside a boundary of the pixel definition layer and is connected with the transferring ring.

公开(公告)号：US12238983B2

公开(公告)日：2025-02-25

申请号：US16958821

申请日：2019-08-27

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

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

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

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, a light-emitting functional layer and a first dummy electrode pattern. The first electrode pattern is includes a plurality of first electrodes spaced apart from each other. 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 first dummy electrode pattern includes a plurality of first dummy electrodes; the connecting electrode pattern surrounds the first electrode pattern, the first dummy electrode pattern is located between the connecting electrode pattern and the first electrode pattern, and at least two of the plurality of first dummy electrodes are each of a block shape and are spaced apart from each other.

公开(公告)号：US12154495B2

公开(公告)日：2024-11-26

申请号：US18021438

申请日：2022-06-29

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

Inventor： Yaoxi Ma ,  Longfei Fan ,  Pengcheng Lu ,  Shengji Yang ,  Xiaochuan Chen ,  Shanghong Jiang ,  Zhijian Zhu ,  Huaiyun Fan

IPC: G09G3/3225 ,  G09G3/3266 ,  G11C19/28 ,  H10K59/131

Abstract: An array base plate includes a silicon substrate including multiple cascaded EOA units disposed at a peripheral area; the EOA units are electrically connected to a pixel driving unit; each EOA unit includes an input circuit transmitting a signal input by a light-emitting control signal input line to the EOA unit; a first control circuit transmitting a second power signal input by a second power signal line to a first node, and transmitting a first power signal input by a first power signal line to a second node; a second control circuit transmitting a second clock signal to a third node or transmitting the second power signal to the third node; a pull-up circuit transmitting the first power signal to a light-emitting control signal output line, and a pull-down circuit transmitting the second power signal to the light-emitting control signal output line.

公开(公告)号：US12041812B2

公开(公告)日：2024-07-16

申请号：US17437460

申请日：2020-12-04

Applicant: BOE Technology Group Co., Ltd.

Inventor： Chao Pu ,  Shengji Yang ,  Pengcheng Lu ,  Kuanta Huang ,  Xiaochuan Chen ,  Junbo Wei

IPC: H10K50/844 ,  H10K50/842 ,  H10K59/38 ,  H10K71/00 ,  H10K59/12 ,  H10K59/124

CPC classification number: H10K50/844 ,  H10K59/38 ,  H10K71/00 ,  H10K50/8426 ,  H10K59/1201 ,  H10K59/124

Abstract: A display panel, a method of manufacturing a display panel, and a display device are provided. The display panel includes: a substrate; a light-emitting device layer arranged on the substrate; a first thin film encapsulation layer including at least one organic layer; a color filter layer; a second thin film encapsulation layer including at least one organic layer; and an adhesive film layer arranged on at least one side of the color filter layer, wherein the adhesive film layer is in direct contact with the color filter layer, and the adhesive film layer and the color filter layer are stacked, and a material of the adhesive film layer has a viscosity greater than a viscosity of a material of the organic layer in each of the first thin film encapsulation layer and the second thin film encapsulation layer.

公开(公告)号：US11968879B2

公开(公告)日：2024-04-23

申请号：US17260562

申请日：2020-03-27

Applicant: BOE Technology Group Co., Ltd.

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

IPC: H10K59/88 ,  H01L23/544 ,  H10K50/856 ,  H10K59/131 ,  H10K59/38 ,  H10K71/00 ,  H10K77/10

CPC classification number: H10K59/88 ,  H01L23/544 ,  H10K50/856 ,  H10K59/131 ,  H10K59/38 ,  H10K71/00 ,  H10K77/10 ,  H01L2223/54426 ,  H10K71/851

Abstract: A display substrate, a manufacturing method thereof and a display apparatus are disclosed. The display substrate includes a silicon base substrate and a color film layer disposed on the silicon base substrate. A plurality of metal traces for connecting a display area and a cathode ring with a bonding area respectively are contained in the silicon base substrate. The color film layer includes a first align mark, and the first align mark has a hollowed-out structure. A projection of the first align mark on the silicon base substrate and projections of the metal traces on the silicon base substrate include overlapping areas.

公开(公告)号：US11877476B2

公开(公告)日：2024-01-16

申请号：US16901019

申请日：2020-06-15

Applicant: BOE Technology Group Co., Ltd.

Inventor： Shengji Yang ,  Xiaochuan Chen ,  Hui Wang ,  Kuanta Huang ,  Pengcheng Lu ,  Yuncui Zhao ,  Dongmei Xie

IPC: H10K59/123 ,  H10K59/122 ,  H10K50/814 ,  H10K59/124 ,  H10K59/12

CPC classification number: H10K59/122 ,  H10K50/814 ,  H10K59/123 ,  H10K59/124 ,  H10K59/1201

Abstract: Provided are a display substrate and a preparation method thereof, and a display apparatus. The display substrate includes a microcavity structure layer and a light emitting structure layer that are stacked, a reflective electrode being disposed in the microcavity structure layer, a groove being disposed on a surface of the microcavity structure layer, the light emitting structure layer including a first electrode disposed in the groove, and the first electrode being connected to the reflective electrode.

公开(公告)号：US11805686B2

公开(公告)日：2023-10-31

申请号：US17260257

申请日：2020-03-27

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Chao Pu ,  Shengji Yang ,  Kuanta Huang ,  Pengcheng Lu ,  Xiaochuan Chen

IPC: H10K59/131 ,  H10K77/10

CPC classification number: H10K59/131 ,  H10K77/10

Abstract: The present disclosure relates to the field of display technologies and, in particular to a display panel and a display device. The display panel includes a circuit board assembly, a plurality of sub-pixels, a base substrate, and a plurality of connecting wires. The circuit board assembly includes a plurality of first bonding pads; a plurality of second bonding pads are disposed in the non-display area of the base substrate; the plurality of connecting wires connect the plurality of first bonding pads and the plurality of second bonding pads. Adjacent connecting wires have different maximum stretchable heights in a direction perpendicular to the base substrate.

公开(公告)号：US11758786B2

公开(公告)日：2023-09-12

申请号：US17259729

申请日：2020-03-18

Applicant: BOE Technology Group Co., Ltd.

Inventor： Li Liu ,  Pengcheng Lu ,  Rongrong Shi ,  Yuanlan Tian ,  Junbo Wei ,  Dacheng Zhang

IPC: H01L27/32 ,  H01L51/56 ,  H10K59/35 ,  H10K50/818 ,  H10K50/852 ,  H10K50/856 ,  H10K59/123 ,  H10K71/00 ,  H10K102/10

CPC classification number: H10K59/353 ,  H10K50/818 ,  H10K50/852 ,  H10K50/856 ,  H10K59/123 ,  H10K71/00 ,  H10K2102/102 ,  H10K2102/103

Abstract: The present disclosure provides an array substrate including a driving circuit board, and a first electrode layer, an insulating layer, and an anode structure sequentially stacked thereon. The anode structure includes a reflective layer, an intermediate dielectric layer, and a transparent conductive layer sequentially provided in a direction away from the driving circuit board. The array substrate has first, second, and third pixel regions. The anode structure includes first, second, and third anode structures. The first electrode layer includes first, second and third sub-portions. The first, second and third anode structures are coupled with the first, second and third sub-portions through first, second and third via holes in the insulating layer, respectively. A surface of the insulating layer in contact with the first, second and third anode structures is flush; and a thickness of the intermediate dielectric layer in the second, first and third anode structures increases sequentially.

公开(公告)号：US20230172037A1

公开(公告)日：2023-06-01

申请号：US16966718

申请日：2019-08-27

Applicant: BOE Technology Group Co., Ltd.

Inventor： Junbo Wei ,  Shengji Yang ,  Kuanta Huang ,  Pengcheng Lu ,  Yuanlan Tian ,  Xiaochuan Chen

IPC: H10K59/80 ,  G09G3/3266 ,  G09G3/3275 ,  H05K1/18 ,  H10K71/00 ,  H05K7/20

CPC classification number: H10K59/8794 ,  G09G3/3266 ,  G09G3/3275 ,  H05K1/189 ,  H10K59/873 ,  H10K71/00 ,  H05K7/20963 ,  H05K2201/10128 ,  G09G2310/0278

Abstract: A display device, a heat dissipation layer, an electronic device, and a method for manufacturing a display device are provided. The display device includes: a silicon-based organic light-emitting display panel, including a silicon substrate, a first electrode of a display element, an organic light-emitting layer, and a second electrode of the display element that are stacked sequentially; a flexible printed circuit board electrically connected to the silicon substrate; and a heat dissipation layer on a non-display side of the silicon-based organic light-emitting display panel, extending to the flexible printed circuit board to cover at least a part of the flexible printed circuit board. A gate drive circuit, a data drive circuit, and a pixel circuit are integrated on the silicon substrate, and the flexible printed circuit board is configured to transmit electrical signals to the gate drive circuit, the data drive circuit, and the second electrode of the display element.

公开(公告)号：US11539017B2

公开(公告)日：2022-12-27

申请号：US16960046

申请日：2019-08-23

Applicant: BOE TECHNOLOGY GROUP CO., LTD

Inventor： Shengji Yang ,  Hui Wang ,  Xiaochuan Chen ,  Kuanta Huang ,  Yanming Wang ,  Pengcheng Lu ,  Yage Song ,  Guangtong Liu ,  Jiantong Li

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

Abstract: A display substrate and a manufacturing method thereof are provided. The display substrate includes a base substrate, as well as a first conductive layer, an organic functional layer and a second conductive layer which are on the base substrate sequentially, and the organic functional layer includes a carrier injection layer including a first carrier injection layer portion and a second carrier injection layer portion which are in a first sub-pixel area and a second sub-pixel area respectively; the display substrate further includes a spacer which separates the first carrier injection layer portion and the second carrier injection layer portion, and the carrier injection layer further includes a third carrier injection layer portion which is separated from the first carrier injection layer portion and the second carrier injection layer portion respectively.