公开(公告)号：US20220115468A1

公开(公告)日：2022-04-14

申请号：US17264290

申请日：2020-03-27

Applicant: BOE Technology Group Co., Ltd.

Inventor： Kuanta HUANG ,  Yongfa DONG ,  Qing WANG ,  Shipeng LI ,  Yu WANG ,  Hui TONG ,  Xiong YUAN ,  Xiaobin SHEN

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

Abstract: A display panel and a manufacturing method thereof, and an electronic device are provided. The display panel includes a substrate, an array structure layer and a light-emitting structure layer disposed on the substrate. The substrate includes a transistor, the array structure layer includes a first conductive post, a connecting electrode and a second conductive post, the light-emitting structure layer includes a first electrode, an organic light-emitting layer and a second electrode, the first electrode is located on one side of the organic light-emitting layer close to the substrate, and the second electrode is located on one side of the organic light-emitting layer away from the substrate. The first electrode includes a first sub-electrode, a second sub-electrode and a third sub-electrode.

公开(公告)号：US20210408493A1

公开(公告)日：2021-12-30

申请号：US16959261

申请日：2019-08-27

Applicant: BOE TECHNOLOGY GROUP CO., LTD

Inventor： Xiaobin SHEN ,  Yu WANG

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

Abstract: A display substrate and a method of manufacturing the same and an electronic device. The display substrate is defined to be an array area and a peripheral area surrounding the array area. The array area includes a plurality of light emitting subunits. Each of the plurality of light emitting subunits includes: a first electrode, a second electrode and a light emitting layer. The first electrodes of the plurality of light emitting subunits are electrically connected with each other. The display substrate further includes a light extraction layer. Projections of the first electrodes of the plurality of light emitting subunits and a projection of the connecting electrode on the base substrate are within a projection of the light extraction layer on the base substrate.

公开(公告)号：US20210066400A1

公开(公告)日：2021-03-04

申请号：US16958931

申请日：2019-08-27

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Yongfa DONG ,  Kuanta HUANG ,  Shengji YANG ,  Pengcheng LU ,  Qing WANG ,  Hui TONG ,  Yu WANG ,  Xiaobin SHEN ,  Xiong YUAN ,  Dongsheng LI ,  Rongyuan ZOU

IPC: H01L27/32 ,  H01L51/56 ,  G02B5/20 ,  G02B1/04 ,  C09D5/00 ,  C09D133/04 ,  C09D7/41

Abstract: A preparation method of a color film layer, a display substrate and a preparation method thereof. The display substrate includes a bearing layer and repeating units, each repeating unit including a green film layer, a red film layer and a blue film layer, which are provided on the bearing layer and directly contacting a first surface of the bearing layer. On a plane parallel to the first surface of the bearing layer, in each repeating unit, the red film layer is provided on a first side of the green film layer, the blue film layer is provided on a second side of the green film layer opposite to the first side; one of the red film layer and the blue color film layer covers part of the green film layer; one part of the green film layer does not overlap with the red film layer and the blue film layer.

公开(公告)号：US20250151532A1

公开(公告)日：2025-05-08

申请号：US19014374

申请日：2025-01-09

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Yu WANG ,  Kuanta HUANG ,  Qing WANG ,  Yongfa DONG ,  Chao YANG ,  Shipeng LI ,  Hui TONG ,  Shangquan SHI ,  Xiong YUAN ,  Dongsheng LI ,  Xiaobin SHEN

IPC: H10K59/122 ,  H10K59/12 ,  H10K59/131 ,  H10K71/00

Abstract: A display panel includes a drive backplane; a first electrode layer, including a plurality of first electrodes distributed in an array, where the first electrode includes a flat middle part and an edge part surrounding the middle part; a light-emitting function layer, at least partially covering the middle part; and a second electrode, covering the light-emitting function layer, and including a separating part and a plurality of flat parts separated by the separating part, where orthographic projections of the flat parts on the drive backplane are located in one-to-one correspondence within orthographic projections of the first electrodes on the drive backplane, the separating part includes a protruding area and a first recessed area connecting the protruding area and the flat part, and the protruding area is provided with a second recessed area recessed toward the drive backplane.

公开(公告)号：US20240206277A1

公开(公告)日：2024-06-20

申请号：US18590337

申请日：2024-02-28

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 ,  Xiaochuan CHEN ,  Yu WANG

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：US20230337474A1

公开(公告)日：2023-10-19

申请号：US18336892

申请日：2023-06-16

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Kuanta HUANG ,  Yuhao LEE ,  Dacheng ZHANG ,  Hui TONG ,  Xiaobin SHEN ,  Shipeng LI ,  Chao YANG ,  Dongsheng LI

IPC: H10K50/844 ,  H10K71/00 ,  H10K59/122 ,  H10K59/80

CPC classification number: H10K59/122 ,  H10K50/844 ,  H10K59/80521 ,  H10K71/00

Abstract: A display device, a display panel, and a manufacturing method thereof are proposed. The display panel includes a substrate, a first insulation layer, a first electrode layer, a pixel definition layer, a light-emitting function layer and a second electrode.

公开(公告)号：US20230337473A1

公开(公告)日：2023-10-19

申请号：US18336883

申请日：2023-06-16

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Kuanta HUANG ,  Yuhao LEE ,  Dacheng ZHANG ,  Hui TONG ,  Xiaobin SHEN ,  Shipeng LI ,  Chao YANG ,  Dongsheng LI

IPC: H10K59/122 ,  H10K50/844 ,  H10K71/00 ,  H10K59/80

CPC classification number: H10K59/122 ,  H10K50/844 ,  H10K71/00 ,  H10K59/80521

Abstract: A display device, a display panel, and a manufacturing method thereof are proposed. The display panel includes a substrate, a first insulation layer, a first electrode layer, a pixel definition layer, a light-emitting function layer and a second electrode.

公开(公告)号：US20220399527A1

公开(公告)日：2022-12-15

申请号：US17772623

申请日：2021-06-22

Applicant: Yunnan Invensight Optoelectronics Technology Co., Ltd. ,  BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Dongdong DUAN ,  Xiaochuan CHEN ,  Hui WANG ,  Shengji YANG ,  Pengcheng LU ,  Xiaobin SHEN ,  Yu WANG ,  Xiong YUAN ,  Hui TONG ,  Kuanta HUANG

IPC: H01L51/52 ,  H01L51/56

Abstract: Provided are a silicon-based organic electroluminescent display substrate, a manufacturing method thereof, and a display panel. The display substrate includes: a silicon-based substrate and pixel units thereon. Each of the pixel units includes: a first electrode on a side of the silicon-based substrate; a light emitting layer on a side of the first electrode away from the silicon-based substrate; and a second electrode on a side of the light emitting layer away from the first electrode. The second electrode of each of the pixel units includes at least one composite structure including: a first metal film layer on a side of the light emitting layer away from the first electrode; a conductive scattering sub-structure on a side of the first metal film layer away from the light emitting layer; and a second metal film layer on a side of the conductive scattering sub-structure away from the first metal film layer.

公开(公告)号：US20220344607A1

公开(公告)日：2022-10-27

申请号：US17422729

申请日：2020-11-25

Applicant: BOE Technology Group Co., Ltd.

Inventor： Hui TONG ,  Yuhao LEE ,  Xiaohu LI ,  Zhiwei NIAN ,  Kuanta HUANG ,  Chao YANG ,  Xiaobin SHEN ,  Yongfa DONG ,  Qing WANG ,  Shipeng LI ,  Hongtao YU ,  Zongshun YANG

IPC: H01L51/50 ,  H01L51/56 ,  H01L51/52

Abstract: Provided is an OLED device, which includes a first electrode, a second electrode, and a first light emitting unit located between the first electrode and the second electrode. An absorption rate of the first electrode for blue light is greater than an absorption rate of the first electrode for red light, and the absorption rate of the first electrode for blue light is greater than an absorption rate of the first electrode for green light. The first light emitting unit includes a light emitting layer and a hole functional unit located between the first electrode and the light emitting layer. The hole functional unit at least includes at least two hole functional layers, and any hole functional layer includes a second functional layer for injecting holes and a third functional layer for transporting holes which are stacked along a direction away from the first electrode.

公开(公告)号：US20220140275A1

公开(公告)日：2022-05-05

申请号：US17258473

申请日：2020-03-27

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Yu WANG ,  Kuanta HUANG ,  Hui TONG ,  Xiaobin SHEN ,  Xiong YUAN

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

Abstract: A display panel includes: a driving substrate, a plurality of first electrodes, a hole transport layer, an organic light emitting layer, a second electrode layer and a color film layer. The hole transport layer includes a first portion and a second portion, the first portion is disposed between adjacent ones of the plurality of first electrodes and is located on a surface of the driving substrate; the second portion is disposed on a surface of each of the first electrodes away from the driving substrate; a minimum distance between an upper surface of the first portion away from the driving substrate and the driving substrate is smaller than an minimum distance between an upper surface of the second portion away from the driving substrate and the driving substrate.