公开(公告)号：US20220198300A1

公开(公告)日：2022-06-23

申请号：US17281310

申请日：2020-05-29

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Yu WANG ,  Wangqiang HE ,  Hong WANG ,  Yufeng WANG ,  Yiming LEI

IPC: G06N5/04 ,  G16H50/20

Abstract: A question recommendation method, a device, a system, an electronic device, and a non-volatile readable storage medium are provided. The question recommendation method includes: obtaining a candidate question set of a user, the candidate question set including a plurality of candidate questions; obtaining user behavior data, and obtaining a user interest parameter based on the user behavior data; based on the user interest parameter and the plurality of candidate questions, obtaining at least one similarity feature between each candidate question of the plurality of candidate questions and the user interest parameter; based on basic user information, the plurality of candidate questions, and the at least one similarity feature, sorting the plurality of candidate questions to obtain a question sequence; and based on an order of the question sequence, recommending at least one candidate question in the question sequence to the user.

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：US20210408493A1

公开(公告)日：2021-12-30

申请号：US16959261

申请日：2019-08-27

Applicant: BOE TECHNOLOGY GROUP CO., LTD

Inventor： Xiaobin SHEN ,  Yu WANG

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

Abstract: A display substrate and a method of manufacturing the same and an electronic device. The display substrate is defined to be an array area and a peripheral area surrounding the array area. The array area includes a plurality of light emitting subunits. Each of the plurality of light emitting subunits includes: a first electrode, a second electrode and a light emitting layer. The first electrodes of the plurality of light emitting subunits are electrically connected with each other. The display substrate further includes a light extraction layer. Projections of the first electrodes of the plurality of light emitting subunits and a projection of the connecting electrode on the base substrate are within a projection of the light extraction layer on the base substrate.

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.

公开(公告)号：US20200234647A1

公开(公告)日：2020-07-23

申请号：US16839580

申请日：2020-04-03

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Yi Cheng LIN ,  Quanhu LI ,  Cuili GAI ,  Yu WANG ,  Mingi CHU ,  Chien Pang HUANG

IPC: G09G3/3258 ,  G09G3/3275 ,  G09G3/3266

Abstract: A display panel, a display device, and a compensating method are disclosed. The display panel includes: a plurality of sub-pixels arranged in rows and columns, a plurality of data lines connected to the plurality of sub-pixels, and a plurality of sensing driving lines connected to the plurality of sub-pixels, each of plurality of the sub-pixels includes a pixel circuit; the plurality of sub-pixels constitute a plurality of pixel units, the plurality of pixel units are arranged in a plurality of rows and a plurality of columns, and each of the plurality of pixel units includes four sub-pixels; pixel circuits of the four sub-pixels are connected to a same data line of the plurality of data lines; and the pixel circuits of the four sub-pixels are connected to four sensing driving lines of the plurality of sensing driving lines in a one-to-one correspondence manner.

公开(公告)号：US20190340409A1

公开(公告)日：2019-11-07

申请号：US16310621

申请日：2018-06-22

Applicant: BOE Technology Group Co., Ltd. ,  Hefei Xinsheng Optoelectronics Technology Co., Ltd.

Inventor： Ruhui ZHU ,  Gu YAO ,  Qinghua ZOU ,  Yu WANG ,  Tingyuan DUAN ,  Suwei ZENG

IPC: G06K9/00 ,  H01L27/32

Abstract: The disclosure discloses a display panel and a display device to thereby extend an area for recognizing a fingerprint or a palmprint instead of only a fixed area in which a fingerprint can be recognized as in the related art, so as to recognize a fingerprint or a palmprint throughout the screen while improving the precision of recognizing light rays. The display panel according to the disclosure includes: a base substrate; and, infrared light sources, pixel units, and infrared photosensitive sensors on the base substrate.

公开(公告)号：US20190051243A1

公开(公告)日：2019-02-14

申请号：US15570928

申请日：2017-05-19

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Quanhu LI ,  Yongqian LI ,  Pan XU ,  Yu WANG ,  Song MENG ,  Fei YANG ,  Baoxia ZHANG ,  Cuili GAI ,  Ling WANG ,  Yicheng LIN ,  Kun CAO ,  Longyan WANG ,  Yue WU

IPC: G09G3/3258 ,  G09G3/3233 ,  G09G3/20 ,  G09G3/3275 ,  H01L27/32

Abstract: A pixel driving circuit, a pixel driving method, an array substrate, a display device, and a display panel are disclosed. The pixel driving circuit includes a switching subcircuit, a plurality of clock signal lines, a data writing subcircuit and a driving subcircuit.

公开(公告)号：US20190035334A1

公开(公告)日：2019-01-31

申请号：US15781937

申请日：2017-12-04

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Yi-Cheng LIN ,  Quanhu LI ,  Cuili GAI ,  Yu WANG ,  Mingi CHU ,  Chien Pang HUANG

IPC: G09G3/3258 ,  G09G3/3275 ,  G09G3/3266

Abstract: A display panel, a display device and a compensating method are disclosed. The display panel includes: a plurality of sub-pixels arranged in rows and columns, each of the sub-pixels includes a pixel circuit; a plurality of sensing driving lines respectively connected with pixel circuits of the plurality of sub-pixels; and a sensing driver connected with the plurality of sensing driving lines. The pixel circuit includes a light emitting element, the sensing driver is configured to sense electrical parameters of light emitting elements of the pixel circuits of the plurality of sub-pixels through the plurality of sensing driving lines, and the sensing driver is configured to generate compensation signals according to the electrical parameters, and transmit the compensation signals to the pixel circuits of the plurality of sub-pixels through the plurality of sensing driving lines.

公开(公告)号：US20250151532A1

公开(公告)日：2025-05-08

申请号：US19014374

申请日：2025-01-09

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

Abstract: A display panel includes a drive backplane; a first electrode layer, including a plurality of first electrodes distributed in an array, where the first electrode includes a flat middle part and an edge part surrounding the middle part; a light-emitting function layer, at least partially covering the middle part; and a second electrode, covering the light-emitting function layer, and including a separating part and a plurality of flat parts separated by the separating part, where orthographic projections of the flat parts on the drive backplane are located in one-to-one correspondence within orthographic projections of the first electrodes on the drive backplane, the separating part includes a protruding area and a first recessed area connecting the protruding area and the flat part, and the protruding area is provided with a second recessed area recessed toward the drive backplane.

公开(公告)号：US20250098416A1

公开(公告)日：2025-03-20

申请号：US18558291

申请日：2022-04-29

Applicant: HEFEI BOE JOINT TECHNOLOGY CO., LTD. ,  BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Can YUAN ,  Yongqian LI ,  Yu WANG ,  Dacheng ZHANG ,  Xinxin WANG ,  Bin ZHOU ,  Ning LIU

IPC: H10K59/121 ,  H10K59/124 ,  H10K59/131 ,  H10K59/35

Abstract: A display substrate and a display apparatus are provided. In the display substrate, the light emitting device includes a common electrode connected to a common voltage terminal. The display unit includes an auxiliary electrode line, a first auxiliary electrode and an auxiliary insulation layer. The auxiliary electrode line includes a longitudinal portion located in the display region and a transverse portion at least partially located in the non-light-emitting region, and the transverse portion is connected with the longitudinal portion; the first auxiliary electrode is located in the non-luminous region and electrically connected with the common electrode; the auxiliary insulation layer includes a first auxiliary via hole located in the non-light emitting region and exposing at least part of the lateral portion, and the first auxiliary electrode is connected with the lateral portion through the first auxiliary via hole.