公开(公告)号：US20250017046A1

公开(公告)日：2025-01-09

申请号：US18546119

申请日：2022-11-29

Applicant: BOE Technology Group Co., Ltd.

Inventor： Chaolu Wang ,  Yongfeng Zhang ,  Renquan Gu ,  Feng Guan ,  Meng Zhao ,  Yang Lv ,  Jianhua Du ,  Hao Wu ,  Rui Yan ,  Wenqing Xue

IPC: H10K59/122 ,  H10K50/17 ,  H10K59/12 ,  H10K59/35 ,  H10K59/80

Abstract: A display substrate is provided. The display substrate includes a plurality of functional material layers extending at least partially across multiple subpixels. The plurality of functional material layers include a first portion in an inter-subpixel region, and a second portion in subpixel regions. The first portion includes a doped impurity. The first portion and the second portion include at least one functional material in common. A weight percentage of the doped impurity in the first portion is higher than a weight percentage of the doped impurity in the second portion. The first portion spaces apart adjacent subpixels. The second portion includes a light emitting layer of a respective subpixel.

公开(公告)号：US12055812B2

公开(公告)日：2024-08-06

申请号：US18461652

申请日：2023-09-06

Applicant: BOE Technology Group Co., Ltd.

Inventor： Haitao Huang ,  Shi Shu ,  Chuanxiang Xu ,  Liuqing Li ,  Zhao Cui ,  Renquan Gu

IPC: G02F1/1335 ,  C23C16/26 ,  C23C16/50 ,  G02F1/1333 ,  G02F1/1343 ,  G02F1/1368 ,  G03F7/00 ,  H10K59/122 ,  H10K71/00 ,  H10K59/12 ,  H10K102/00

CPC classification number: G02F1/133519 ,  C23C16/26 ,  C23C16/50 ,  G02F1/133514 ,  G02F1/133548 ,  G02F1/134345 ,  G02F1/1368 ,  G03F7/0007 ,  H10K59/122 ,  H10K71/00 ,  G02F1/133357 ,  G02F2202/36 ,  H10K59/1201 ,  H10K2102/331

Abstract: A display panel is provided. The display panel includes a base substrate; a bank layer on the base substrate, the bank layer defining a plurality of bank apertures; a quantum dots material layer on the base substrate, the quantum dots material layer comprising a plurality of quantum dots blocks respectively in at least some of the plurality of bank apertures; a barrier coating layer in a respective one of the plurality of bank apertures; and an encapsulating layer on a side of the barrier coating layer closer to the base substrate. At least a portion of the barrier coating layer is in direct contact with a portion of the encapsulating layer.

公开(公告)号：US12034088B2

公开(公告)日：2024-07-09

申请号：US17635794

申请日：2021-04-26

Applicant: BOE Technology Group Co., Ltd.

Inventor： Duohui Li ,  Kang Guo ,  Mengya Song ,  Haitao Huang ,  Renquan Gu ,  Feng Zhang ,  Meili Wang

IPC: H01L31/0216 ,  G02F1/1335 ,  H01L31/0232

CPC classification number: H01L31/02164 ,  G02F1/133509 ,  G02F1/133512 ,  G02F1/133526 ,  H01L31/02327

Abstract: The present disclosure belongs to the field of display technology, and provides an optical module, a manufacturing method thereof, and a display device. The optical module includes: a substrate; a barrier structure arranged on the substrate; a black matrix arranged within the barrier structure, an orthogonal projection of the black matrix onto the substrate not going beyond a region surrounded by the barrier structure; and optical lenses arranged on a side of the black matrix away from the substrate. An orthogonal projection of a gap between adjacent optical lenses onto the substrate falls into the black matrix.

公开(公告)号：US11765930B2

公开(公告)日：2023-09-19

申请号：US17332834

申请日：2021-05-27

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Renquan Gu ,  Can Wang ,  Haitao Huang ,  Libo Wang ,  Yang Yue ,  Qi Yao

IPC: H10K50/844 ,  G02F1/1335 ,  H10K50/858 ,  H10K71/00

CPC classification number: H10K50/844 ,  G02F1/133526 ,  H10K50/858 ,  H10K71/00 ,  G02F1/133519

Abstract: The present disclosure relates to the field of display technology, and provides a display substrate and a method for manufacturing the same. The display substrate includes: a light-emitting substrate comprising a plurality of light-emitting regions which are arranged in parallel with a light propagation direction, and each light-emitting region is provided with a light-emitting layer; a defining layer provided on the light-emitting substrate and including a plurality of hollow-out portions, and the hollow-out portions correspond to the light-emitting regions one to one; and a plurality of micro-lenses provided in the hollow-out portions in a one-to-one correspondence manner. With the present disclosure, it is possible to prevent damage to an underlying light-emitting substrate when forming the micro-lenses and to enhance the stability of the micro-lenses.

公开(公告)号：US11711948B2

公开(公告)日：2023-07-25

申请号：US17319409

申请日：2021-05-13

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Shipei Li ,  Sheng Xu ,  Wei He ,  Ying Zhao ,  Huili Wu ,  Fang He ,  Renquan Gu ,  Lizhen Zhang ,  Yi Zhou ,  Wusheng Li ,  Qi Yao ,  Yang Yue

IPC: H01L27/32 ,  H10K59/123 ,  H10K59/122 ,  H10K59/124 ,  H10K71/00 ,  H10K59/12

CPC classification number: H10K59/123 ,  H10K59/122 ,  H10K59/124 ,  H10K71/00 ,  H10K59/1201

Abstract: The present disclosure relates to the field of display technology, and proposes a display panel, a preparation method thereof, and a display apparatus. The display panel includes an array substrate, a planarization layer group, and a plurality of sub-pixels. The array substrate includes a switch array formed by a plurality of switch units. The planarization layer group is provided on the array substrate, and nano-scale grooves are provided on the planarization layer group. The sub-pixels are provided on a side of the planarization layer group away from the array substrate. The sub-pixel includes a plurality of first electrodes, wherein the first electrode is connected to the switch unit of the array substrate, a nano-scale second gap is provided between two adjacent first electrodes, and an orthographic projection of the second gap on the array substrate is located within an orthographic projection of the groove on the array substrate.

公开(公告)号：US11605239B2

公开(公告)日：2023-03-14

申请号：US17041516

申请日：2020-04-08

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Shipei Li ,  Ying Zhao ,  Renquan Gu ,  Wei He ,  Huili Wu ,  Dongsheng Yin ,  Sheng Xu ,  Lizhen Zhang ,  Xuefei Zhao ,  Fang He ,  Yupeng Gao

IPC: G06V40/13 ,  H01L27/146

Abstract: Disclosed are a fingerprint recognition sensor, a manufacturing method, and a display device. The fingerprint recognition sensor includes a base substrate, a thin film transistor, on a side of the base substrate; and a photosensitive element, on a side of the base substrate away from the thin film transistor, the thin film transistor, the base substrate, and the photosensitive element are sequentially stacked in a thickness direction perpendicular to the base substrate, the base substrate includes a conductive structure penetrating through the base substrate in the thickness direction perpendicular to the base substrate, and the photosensitive element is connected with the thin film transistor through the conductive structure.

公开(公告)号：US20220199650A1

公开(公告)日：2022-06-23

申请号：US17057546

申请日：2020-03-24

Applicant: BOE Technology Group Co., Ltd.

Inventor： Ke Wang ,  Muxin Di ,  Zhiwei Liang ,  Guoqiang Wang ,  Renquan Gu ,  Xiaoxin Song ,  Xiaoyan Zhu ,  Yingwei Liu ,  Zhanfeng Cao

IPC: H01L27/12

Abstract: An array substrate including a display area having a plurality of subpixels is provided. The plurality of subpixels includes a plurality of first subpixels in a display-bonding sub-area and a plurality of second subpixels in a regular display sub-area. The array substrate includes a plurality of thin film transistors on a first side of the base substrate and respectively in the plurality of subpixels. A respective one of the plurality of first subpixels includes a bonding pad on a second side of a base substrate; a lead line electrically connecting a respective one of a plurality of thin film transistors to the bonding pad; and a via extending through the base substrate. The lead line is unexposed in the array substrate. The lead line extends from the first side to the second side of the base substrate through the via, to connect to the bonding pad.

公开(公告)号：US11309452B2

公开(公告)日：2022-04-19

申请号：US16601472

申请日：2019-10-14

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Wei He ,  Xiang Li ,  Huili Wu ,  Shipei Li ,  Fang He ,  Renquan Gu ,  Sheng Xu ,  Dongsheng Yin ,  Xuefei Zhao ,  Lizhen Zhang ,  Wusheng Li ,  Qi Yao

IPC: H01L33/06 ,  H01L27/15 ,  H01L33/50 ,  B82Y20/00

Abstract: A patterning method of a quantum dot layer, a quantum dot layer pattern, a quantum dot device, a manufacturing method of the quantum dot device, and a display apparatus are provided. The patterning method of the quantum dot layer includes: forming a quantum dot layer, in which the quantum dot layer includes quantum dots and a photoinitiator; irradiating a preset portion of the quantum dot layer by light having a preset wavelength to quench the quantum dots in the preset portion and form a patterned quantum dot layer.

公开(公告)号：US20220102431A1

公开(公告)日：2022-03-31

申请号：US17210733

申请日：2021-03-24

Applicant: BOE Technology Group Co., Ltd.

Inventor： Haitao HUANG ,  Shi Shu ,  Qi Yao ,  Chuanxiang Xu ,  Zhao Cui ,  Lina Jing ,  Renquan Gu ,  Yong Yu

IPC: H01L27/32 ,  H01L51/52

Abstract: A display panel is provided with a plurality of sub-pixel areas and includes: a base substrate, a light emitting structure including a plurality of light emitting devices corresponding to the sub-pixel areas, an encapsulating layer, and a pixel defining layer. The pixel defining layer includes: a plurality of openings; at least two sub-pixel defining layers, and a quantum dot color film layer. Each of the sub-pixel defining layers is provided with a pixel separator. The pixel separators fence each of the plurality of openings, and define the plurality of sub-pixel areas. In the at least two sub-pixel defining layers, the sectional shape of the pixel separator in the sub-pixel defining layer which is farthest away from the encapsulating layer includes a regular trapezoid. The quantum dot color film layer includes a plurality of quantum dot color films arranged in the corresponding openings.

公开(公告)号：US11121068B2

公开(公告)日：2021-09-14

申请号：US16530605

申请日：2019-08-02

Applicant: BOE Technology Group Co., Ltd.

Inventor： Muxin Di ,  Zhiwei Liang ,  Yingwei Liu ,  Ke Wang ,  Zhanfeng Cao ,  Renquan Gu ,  Qi Yao ,  Jaiil Ryu

IPC: H01L23/498 ,  H01L21/48

Abstract: Embodiments of the present disclosure provide an array substrate, a display device, a method for manufacturing an array substrate, a method for manufacturing a display device, and a spliced display device. The array substrate includes: a base substrate in which a through hole is provided; a filling portion disposed in the through hole, including a recessed structure and made from a flexible material; an electrically conductive pattern disposed on the filling portion and at least partially located in the recessed structure; and a film layer disposed on a side of the electrically conductive pattern facing away from the base substrate.