公开(公告)号：US11895893B2

公开(公告)日：2024-02-06

申请号：US17354142

申请日：2021-06-22

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Qian Sun ,  Wei Huang ,  Qian Jin ,  Yichi Zhang

IPC: H10K59/38 ,  H10K50/858 ,  H10K71/00 ,  H10K59/12

CPC classification number: H10K59/38 ,  H10K50/858 ,  H10K71/00 ,  H10K59/12

Abstract: The present disclosure provides a display panel including: a first substrate, a light-emitting element array and a color-conversion layer array, the light-emitting element array includes a plurality of light-emitting elements, the color-conversion layer array includes a plurality of color-conversion layers, the light-emitting elements are used for generating and emitting first color light, the color-conversion layers are used for generating other color light under excitation of the first color light, and the display panel further includes a first band-pass filtering layer between the light-emitting element array and the color-conversion layer array and/or a second band-pass filtering layer positioned on one side, away from the light-emitting element array, of the color-conversion layer array.

公开(公告)号：US12114558B2

公开(公告)日：2024-10-08

申请号：US17262768

申请日：2020-06-23

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Kai Sui ,  Jinxiang Xue ,  Zhongyuan Sun ,  Xiaofen Wang ,  Qian Jin ,  Chao Dong

IPC: H10K77/10 ,  H10K59/131 ,  H10K71/00 ,  H10K102/00

CPC classification number: H10K77/111 ,  H10K59/131 ,  H10K71/00 ,  H10K2102/311

Abstract: A flexible substrate, a preparation method therefor, a display panel, and a display device. The flexible substrate includes a flexible substrate, and the flexible substrate includes a plurality of display regions arranged in an array and bridges connecting every two adjacent display regions. Each of the display regions is provided with a pixel structure. Each of the bridges includes a buffer layer, a first organic layer, a wiring layer, a second organic layer, and an inorganic layer arranged in sequence. A wire is disposed in the wiring layer. At least part of the wire includes alternately arranged metal segments and elastic conductor segments in the direction of extension of the wire.

公开(公告)号：US20240268135A1

公开(公告)日：2024-08-08

申请号：US18021250

申请日：2022-06-29

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Qian Jin ,  Xiaoyun Liu ,  Wei Huang ,  Juan Zhang ,  Zhiqiang Jiao ,  Xiaohu Li

IPC: H10K50/115 ,  H10K50/818 ,  H10K59/35 ,  H10K59/38 ,  H10K59/80

CPC classification number: H10K50/115 ,  H10K50/818 ,  H10K59/35 ,  H10K59/38 ,  H10K59/873 ,  H10K59/877

Abstract: A light emitting device, a light emitting base plate and a light emitting apparatus, which relates to the technical field of displaying. A light emitting device includes: a first electrode; a second electrode facing the first electrode; and at least one luminescent layer provided in stack between the first electrode and the second electrode, wherein the at least one luminescent layer includes: a first luminescent material for emitting a first light ray when driven by a current or voltage; and a second luminescent material for emitting a second light ray when driven by a current or voltage; wherein a color of the first light ray and a color of the second light ray are different.

公开(公告)号：US12057532B2

公开(公告)日：2024-08-06

申请号：US17610400

申请日：2020-11-19

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Tianhao Lu ,  Wei Huang ,  Dejiang Zhao ,  Yu Tian ,  Xiaoyun Liu ,  Qian Sun ,  Qian Jin ,  Yang Li

IPC: H01L33/50 ,  F21V9/30 ,  H01L33/00 ,  H01L33/46 ,  H01L33/58

CPC classification number: H01L33/505 ,  F21V9/30 ,  H01L33/005 ,  H01L33/46 ,  H01L33/58 ,  H01L2933/0025 ,  H01L2933/0041

Abstract: A light-emitting device includes: a light-emitting element; a light conversion layer disposed on a light exit side of the light-emitting element and including a first portion and a second portion located on a side of the first portion in a first direction; a first material layer disposed between the light-emitting element and the light conversion layer and configured such that light emitted by the light-emitting element is incident into the light conversion layer; and a second material layer on a side of the first material layer in the first direction, a third material layer on a side face of the light conversion layer, and a fourth material layer on a side of the light conversion layer away from the light-emitting element, which are configured such that light unconverted by the light conversion layer is reflected on surfaces of a structure formed by the second, third and fourth material layers.

公开(公告)号：US11957022B2

公开(公告)日：2024-04-09

申请号：US17304777

申请日：2021-06-25

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Dejiang Zhao ,  Wei Huang ,  Yang Li ,  Yu Tian ,  Tianhao Lu ,  Qian Jin

IPC: H10K59/38 ,  H01L25/16 ,  H10K50/858 ,  H10K50/86 ,  H10K59/12 ,  H10K71/00

CPC classification number: H10K59/38 ,  H01L25/167 ,  H10K50/858 ,  H10K50/865 ,  H10K71/00 ,  H10K59/12

Abstract: A display panel includes a first base substrate, a plurality of light sources on the first base substrate, a second base substrate opposite to the first base substrate, a light conversion structure on the second base substrate, a plurality of extinction structures on a side of the light conversion structure facing the first base substrate, a first channel formed between any two adjacent extinction structures, a plurality of first optical structures on a side of the light conversion structure facing the first base substrate, wherein the plurality of first optical structures are respectively located in the first channels each between any two adjacent extinction structures, and a filler portion between the plurality of light sources and the plurality of first optical structures. The filler portion contains a material with a refractive index greater than that of a material of the first optical structure, and the extinction structure contains light-absorbing material.

公开(公告)号：US20220157891A1

公开(公告)日：2022-05-19

申请号：US17304777

申请日：2021-06-25

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Dejiang Zhao ,  Wei Huang ,  Yang Li ,  Yu Tian ,  Tianhao Lu ,  Qian Jin

IPC: H01L27/32 ,  H01L51/52 ,  H01L25/16 ,  H01L51/56

Abstract: A display panel includes a first base substrate, a plurality of light sources on the first base substrate, a second base substrate opposite to the first base substrate, a light conversion structure on the second base substrate, a plurality of extinction structures on a side of the light conversion structure facing the first base substrate, a first channel formed between any two adjacent extinction structures, a plurality of first optical structures on a side of the light conversion structure facing the first base substrate, wherein the plurality of first optical structures are respectively located in the first channels each between any two adjacent extinction structures, and a filler portion between the plurality of light sources and the plurality of first optical structures. The filler portion contains a material with a refractive index greater than that of a material of the first optical structure, and the extinction structure contains light-absorbing material.

公开(公告)号：US12213350B2

公开(公告)日：2025-01-28

申请号：US17419608

申请日：2020-09-23

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Kai Sui ,  Qian Jin ,  Xiaofen Wang ,  Jinxiang Xue

IPC: H10K59/124 ,  H10K50/822 ,  H10K50/84 ,  H10K59/12 ,  H10K71/00 ,  H10K77/10 ,  H10K102/00

Abstract: A display panel is provided. The display panel includes a base and at least one display unit disposed on the base. One display unit has an active area and a peripheral area surrounding the active area. The display unit includes a cathode disposed above the base, a film encapsulation layer disposed above the base, and at least one cathode blocking structure disposed on a side of the cathode proximate to the base in a thickness direction of the base.

公开(公告)号：US12022693B2

公开(公告)日：2024-06-25

申请号：US17352447

申请日：2021-06-21

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Qian Jin ,  Wei Huang ,  Kai Sui

IPC: H10K59/122 ,  H10K50/813 ,  H10K50/822 ,  H10K50/84 ,  H10K50/856 ,  H10K50/858 ,  H10K71/00 ,  H10K71/13

CPC classification number: H10K59/122 ,  H10K50/813 ,  H10K50/822 ,  H10K50/84 ,  H10K50/856 ,  H10K50/858 ,  H10K71/00 ,  H10K71/135

Abstract: The present application discloses a display panel, and a manufacturing method thereof, and a display device, which belong to the field of display technologies. The display panel includes a substrate, and a pixel defining layer and a light-emitting device which are disposed on the substrate. In the light-emitting device, a central region of the light-emitting layer covers a first electrode, and a peripheral region of the light-emitting layer is staggered from the first electrode.

公开(公告)号：US11776971B2

公开(公告)日：2023-10-03

申请号：US17059231

申请日：2020-03-26

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Kai Sui ,  Jinxiang Xue ,  Zhongyuan Sun ,  Chao Dong ,  Xiaofen Wang ,  Qian Jin

IPC: H01L27/12

CPC classification number: H01L27/1244 ,  H01L27/1262

Abstract: The present disclosure provides an array substrate, a method for manufacturing the array substrate, and a display apparatus. The array substrate includes a plurality of substrates spaced apart from each other; a plurality of display units which are provided on the plurality of substrates, respectively; a plurality of connection lines each of which is configured to connect two adjacent display units; a plurality of stretchable connection bridges each of which is configured to connect two adjacent substrates of the plurality of substrates; and a length of the connection line is greater than a length of the stretchable connection bridge.

公开(公告)号：US11751432B2

公开(公告)日：2023-09-05

申请号：US17251863

申请日：2020-05-07

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Xiaoyun Liu ,  Liangliang Kang ,  Xiaofen Wang ,  Qian Jin ,  Tun Liu ,  Yan Fan

IPC: H10K59/12 ,  H10K50/844 ,  H10K71/00 ,  H10K77/10

CPC classification number: H10K59/12 ,  H10K50/844 ,  H10K71/00 ,  H10K77/111 ,  H10K59/1201

Abstract: The present disclosure relates to the technical field of display, and provided thereby are a display device, a flexible display panel and a manufacturing method therefor. The flexible display panel comprises a flexible substrate and a plurality of pixel islands arranged in an array on the flexible substrate; the pixel islands have a display region and a peripheral region surrounding the display region, and each pixel island comprises a driving layer, a first electrode layer, a light emitting layer and a second electrode layer that are sequentially stacked on the flexible substrate; the first electrode layer comprises a first electrode located in the display region and a peripheral electrode located in the peripheral region; the peripheral electrode surrounds the display region, and a surface of the peripheral electrode away from the flexible substrate is provided with a barrier structure surrounding the display region, a preset spacing being present between the barrier structure and the display region; and the light emitting layer is intermittently provided in a region directly opposite to the barrier structure and a region located within a range of the preset spacing.