公开(公告)号：US20240215311A1

公开(公告)日：2024-06-27

申请号：US17916187

申请日：2021-10-21

Applicant: YUNNAN INVENSIGHT OPTOELECTRONICS TECHNOLOGY CO., LTD. ,  BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Zongshun YANG ,  Yunlong LI ,  Pengcheng LU ,  Kuanta HUANG ,  Dacheng ZHANG ,  Yuhao LEE ,  Hongtao YU ,  Hui TONG ,  Xiaobin SHEN ,  Lingang WEN ,  Cao WU ,  Shipeng LI ,  Jianming ZOU ,  Chao YANG ,  Tao SUN ,  Xiong TAO ,  Yunchuan HE

IPC: H10K59/121 ,  H10K59/122 ,  H10K59/131

CPC classification number: H10K59/1213 ,  H10K59/122 ,  H10K59/131

Abstract: A display substrate and a display device are provided, the display substrate includes a driving circuit substrate, a plurality of first electrodes and a pixel definition layer, and the driving circuit substrate includes a plurality of pixel driving circuits and a protective insulating layer. The plurality of first electrodes are respectively electrically connected to the output terminals of the plurality of pixel driving circuits through the plurality of first vias in the protective insulating layer, and each first electrode includes a first sub-electrode layer, a second sub-electrode layer and a transition layer. The first sub-electrode layer is electrically connected to the second sub-electrode layer through the first opening in the transition layer. An orthographic projection of a first opening of at least one first electrode on the driving circuit substrate is located inside an orthographic projection of the pixel definition layer on the driving circuit substrate.

公开(公告)号：US20210408482A1

公开(公告)日：2021-12-30

申请号：US16959400

申请日：2019-08-27

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Qing WANG ,  Kuanta HUANG ,  Xiaochuan CHEN ,  Yongfa DONG ,  Xiong YUAN ,  Dongsheng LI ,  Hui TONG

IPC: H01L51/52 ,  H01L51/00 ,  H01L27/32 ,  H01L51/56

Abstract: A light-emitting device, a method of manufacturing the same and an electronic apparatus. The light-emitting device includes a silicon-based base substrate; at least one organic light-emitting diode device at the silicon-based base substrate; a first encapsulation layer, at a side of the at least one organic light-emitting diode device away from the silicon-based base substrate and including one or more sublayers; a color filter layer, at a side of the first encapsulation layer away from the at least one organic light-emitting diode device; and a second encapsulation layer, at a side of the color filter layer away from the first encapsulation layer and including one or more sublayers. A refractive index of at least one sublayer in the first encapsulation layer is greater than a refractive index of at least one sublayer in the second encapsulation layer.

公开(公告)号：US20240407201A1

公开(公告)日：2024-12-05

申请号：US18801873

申请日：2024-08-13

Applicant: BOE Technology Group Co., Ltd.

Inventor： Qing WANG ,  Kuanta HUANG ,  Xiaochuan CHEN ,  Yongfa DONG ,  Xiong YUAN ,  Hui TONG ,  Yu WANG

IPC: H10K59/122 ,  H10K59/12 ,  H10K59/35 ,  H10K71/00 ,  H10K102/00

Abstract: A display substrate, comprising: a first electrode layer, which is located on one side of a drive backplane and which comprises a plurality of first electrodes that are distributed in an array; a leakage cutoff layer, which is located on the side of the first electrode layer facing away from the drive backplane and is located between two adjacent first electrodes, the surface of the leakage cutoff layer on the side facing away from the drive backplane having a cutoff recess and cutoff protrusions located on both sides of the cutoff recess; a light-emitting functional layer, which is located on the side of the leakage cutoff layer and the first electrode layer facing away from the drive backplane; and a second electrode layer, which is located on the side of the light-emitting functional layer facing away from the drive backplane.

公开(公告)号：US20240268160A1

公开(公告)日：2024-08-08

申请号：US18641532

申请日：2024-04-22

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 ,  H10K59/80 ,  H10K71/00

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：US20220384551A1

公开(公告)日：2022-12-01

申请号：US16970190

申请日：2019-08-23

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: H01L27/32 ,  H01L51/56 ,  H01L51/52

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：US20220140287A1

公开(公告)日：2022-05-05

申请号：US17257860

申请日：2020-03-27

Applicant: BOE Technology Group Co., Ltd.

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

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

Abstract: Provided are a display substrate and a manufacturing method thereof, and a display apparatus. The display substrate includes: a display area and a peripheral area surrounding the display area. The display substrate includes: a base substrate, and a light emitting structure layer, a color filter layer, a first flat layer and an optical layer disposed on the base substrate; the color filter layer is located on one side of the light emitting structure layer away from the base substrate, the first flat layer is located on one side of the color filter layer away from the base substrate, and the optical layer is located on one side of the first flat layer away from the base substrate and is configured to collect light emitted from the color filter layer.

公开(公告)号：US20240357874A1

公开(公告)日：2024-10-24

申请号：US18762750

申请日：2024-07-03

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

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

Abstract: A display panel includes a drive backplane; a first electrode layer, including a plurality of first electrodes distributed in an array; a leakage cut-off layer, provided on the same surface of the drive backplane as the first electrode layer; a light-emitting function layer, at least partially covering a top of the leakage cut-off layer and a partial area of the first electrode; and a second electrode, covering the light-emitting function layer; where the second electrode includes a plurality of flat parts and a separating part located between the plurality of flat parts; the separating part includes a protruding area and a first recessed area, the first recessed area is located between the protruding area and the flat part, and a bottom of the first recessed area is located on a side of the leakage cut-off layer away from the drive backplane.

公开(公告)号：US20220328567A1

公开(公告)日：2022-10-13

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: H01L27/32 ,  H01L51/52

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：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：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.