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.

公开(公告)号：US20220115469A1

公开(公告)日：2022-04-14

申请号：US17264446

申请日：2020-04-21

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

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

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

Abstract: A display panel includes a substrate, a planarization layer disposed at a side of the substrate being provided with partitioning slots to form driving areas in an array; a first electrode layer on the planarization layer having first electrodes; wherein orthographic projections of the first electrodes on the planarization layer are within the driving areas; each of the first electrodes includes a planar center portion and an edge portion, the edge portion includes a planarization portion surrounding the center portion and a slope portion connected between the center portion and the planarization portion; a pixel definition layer on the planarization layer that exposes part of the center portion; a light-emitting functional layer covering the pixel definition layer, the center portion being exposed by the pixel definition layer and the planarization layer and a second electrode covering the light-emitting functional layer.

公开(公告)号：US20200211477A1

公开(公告)日：2020-07-02

申请号：US16814119

申请日：2020-03-10

Applicant: ORDOS YUANSHENG OPTOELECTRONICS CO., LTD. ,  BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Weilin LAI ,  Yucheng CHAN ,  Jianbang HUANG ,  Dachao LI ,  Shengji YANG ,  Pengcheng LU ,  Kuanta HUANG ,  Xiaochuan CHEN ,  Xue DONG ,  Hui WANG ,  Yanming WANG ,  Chen XU ,  Dacheng ZHANG ,  Yongfa DONG ,  Qing WANG ,  Hui TONG ,  Yunlong LI

IPC: G09G3/3291 ,  G09G3/3266 ,  G09G3/3258 ,  H01L27/32

Abstract: A display substrate and a driving method thereof are provided. The display substrate includes a base substrate containing a monocrystalline silicon layer, a thickness of the monocrystalline silicon layer being less than that of the base substrate; an array circuit layer, disposed on the base substrate and including a plurality of transistors, each of which has an active layer inside the monocrystalline silicon layer; and a plurality of light-emitting elements, located at a side of the array circuit layer away from the base substrate. The array circuit layer includes a scan driving circuit, a data driving circuit and a plurality of pixel sub-circuits, and the plurality of pixel sub-circuits are connected to the plurality of light-emitting elements, respectively, to form a plurality of sub-pixels.