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：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：US10956700B2

公开(公告)日：2021-03-23

申请号：US16519045

申请日：2019-07-23

Applicant: Beijing BOE Display Technology Co., Ltd. ,  BOE Technology Group Co., Ltd.

Inventor： Ying Zhao ,  Shipei Li ,  Qingping Yin ,  Tao Li ,  Huili Wu ,  Chunming Cui ,  Zihao Zhao ,  Jie Jin ,  Weimeng Zhang

IPC: G06K9/00 ,  H01L51/56 ,  G06K9/20 ,  G06F21/32

Abstract: The disclosure relates to a display device including: an organic light-emitting diode display panel, a fingerprint recognition layer located below the organic light-emitting diode display panel, and a light filtering layer located between the organic light-emitting diode display panel and the fingerprint recognition layer, where the light filtering layer is configured to filter out light rays with an incidence angle greater than a filter angle among light rays carrying fingerprint line information, and to transmit light rays with an incidence angle smaller than or equal to the filter angle, where the incidence angle is the angle between the light rays carrying fingerprint line information, and the direction perpendicular to the fingerprint recognition layer.

公开(公告)号：US20190252456A1

公开(公告)日：2019-08-15

申请号：US16332932

申请日：2018-07-17

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Dongsheng Li ,  Huili Wu ,  Qingrong Ren ,  Shipei Li ,  Xuefei Sun ,  Dongsheng Yin

IPC: H01L27/146 ,  H01L31/02 ,  H01L31/0224 ,  H01L31/0216

CPC classification number: H01L27/14678 ,  G06K9/0004 ,  G06K9/00087 ,  H01L27/144 ,  H01L27/14614 ,  H01L27/14623 ,  H01L27/14685 ,  H01L27/14689 ,  H01L29/78633 ,  H01L29/7869 ,  H01L31/02019 ,  H01L31/02164 ,  H01L31/022408 ,  H01L31/105

Abstract: The present disclosure generally relates to the field of detection technology. A sensor includes a base substrate; a voltage dividing photodiode on the base substrate; and a detecting photodiode on the base substrate. The voltage dividing photodiode may include a first electrode and a second electrode arranged in a stack. The detecting photodiode may include a third electrode and a fourth electrode arranged in a stack. The voltage dividing photodiode is configured to operate substantially permanently in a dark state. The detecting photodiode is configured to operate with a reverse bias applied by the first power terminal and the second power terminal, so as to detect a light intensity.

公开(公告)号：US11569270B2

公开(公告)日：2023-01-31

申请号：US16824062

申请日：2020-03-19

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

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

IPC: H01L25/075 ,  H01L33/62 ,  H01L27/12

Abstract: A drive backboard, a manufacturing method thereof, a display panel and a display device are provided. The drive backboard includes a plurality of pixel units and a plurality of spare electrode groups. Each pixel unit includes m subpixel units, and m is a positive integer greater than or equal to 2. Each spare electrode group includes two first spare electrodes and one second spare electrode; two adjacent ith subpixel units respectively use one first spare electrode in each spare electrode group and share one second spare electrode in each spare electrode group, where i is a positive integer from 1 to m.

公开(公告)号：US11380744B2

公开(公告)日：2022-07-05

申请号：US16897624

申请日：2020-06-10

Applicant: BOE Technology Group Co., Ltd.

Inventor： Jingkai Ni ,  Xiaofen Wang ,  Xiang Zhou ,  Huili Wu

IPC: H01L27/32 ,  H01L51/52

Abstract: Embodiments of the present disclosure provided a display panel and a display device. The display panel includes a plurality of pixel defining units, each of the plurality of pixel defining units has a pixel hole for arranging a sub-pixel, and a first guide groove section connecting to the pixel hole, and the first guide groove sections corresponding to two adjacent pixel defining units are connected to each other to form a first guide groove.

公开(公告)号：US20220020864A1

公开(公告)日：2022-01-20

申请号：US17210615

申请日：2021-03-24

Applicant: BOE Technology Group Co., Ltd.

Inventor： Lizhen ZHANG ,  Zhi Wang ,  Yi Zhou ,  Wei He ,  Sheng XU ,  Huili Wu ,  Fang He ,  Xuefei Zhao ,  Shipei Li ,  Renquan Gu ,  Wusheng Li ,  Qi Yao ,  Jaiil Ryu

IPC: H01L29/66 ,  H01L29/06 ,  H01L29/417 ,  H01L29/786

Abstract: The present disclosure discloses a thin film transistor, a method for manufacturing thereof, an array substrate and a display device. The method for manufacturing the thin film transistor includes: forming a nanowire active layer on one side of a base substrate; forming a conductive protective layer on one side of the nanowire active layer away from the base substrate; forming an insulating layer on one side of the protective layer away from the nanowire active layer; etching the insulating layer using a dry etching process to form a first via hole exposing a first region of the protective layer and a second via hole exposing a second region of the protective layer; and forming a source-drain layer on one side of the insulating layer away from the protective layer, wherein the source-drain layer includes a first electrode and a second electrode.

公开(公告)号：US11114630B2

公开(公告)日：2021-09-07

申请号：US16597905

申请日：2019-10-10

Applicant: BOE Technology Group Co., Ltd.

Inventor： Shipei Li ,  Qi Yao ,  Wusheng Li ,  Jiangnan Lu ,  Huili Wu ,  Fang He ,  Renquan Gu ,  Dongsheng Yin ,  Sheng Xu ,  Wei He

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

Abstract: A display panel is provided, including a substrate on a base, a transistor stack on the substrate, and a fluorescent layer between the base and the transistor stack. The fluorescent layer is configured to prevent light from damaging an active layer in the transistor stack in a laser lift-off process, and an orthographic projection of the fluorescent layer on the base overlaps an orthographic projection of the active layer on the base. A display device comprising the display panel, and a manufacturing method of the display panel are further provided.

公开(公告)号：US10962832B2

公开(公告)日：2021-03-30

申请号：US16337736

申请日：2018-05-11

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Dongsheng Li ,  Huili Wu ,  Jifeng Tan

IPC: G02F1/13357 ,  G02F1/29 ,  H01L51/52

Abstract: A display device is disclosed. The display device includes display unit and a negative refractive index functional layer on the display unit. The negative refractive index functional layer has a negative refractive index with respect to light from the display unit. A method for fabricating the display device is also disclosed.