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    MODEL TRAINING METHOD, PERFORMANCE PREDICTION METHOD, DEVICE, APPARATUS AND MEDIUM
    2.
    发明公开
    MODEL TRAINING METHOD, PERFORMANCE PREDICTION METHOD, DEVICE, APPARATUS AND MEDIUM 审中-公开

    公开(公告)号：US20240303479A1

    公开(公告)日：2024-09-12

    申请号：US18021971

    申请日：2022-03-30

    Applicant: BOE Technology Group Co., Ltd.

    Inventor： Quanguo Zhou ,  Jie Wang ,  Zhidong Wang ,  Cheng Zeng ,  Lirong Xu ,  Qing Zhang ,  Hao Tang ,  Lijia Zhou

    IPC: G06N3/08 ,  G06N3/044

    CPC classification number: G06N3/08 ,  G06N3/044

    Abstract: Disclosed is a model training method, a performance prediction method, an apparatus, a device and a medium, which relate to the technical field of display. The model training method includes acquiring a training sample set, wherein the training sample set includes: training design data and test data of a sample display device; inputting the training sample design data into a model to be trained, and training the model to be trained according to an output of the model to be trained and the training sample test data to obtain an initial prediction model; when the initial prediction model satisfies a pre-set condition, determining the initial prediction model as a performance prediction model; and a performance prediction model for predicting performance data of a target display device.

    Positioning method, positioning system, and tag
    4.
    发明授权
    Positioning method, positioning system, and tag 有权

    公开(公告)号：US11790188B2

    公开(公告)日：2023-10-17

    申请号：US17106683

    申请日：2020-11-30

    Applicant: BOE TECHNOLOGY GROUP CO., LTD.

    Inventor： Jiuyang Cheng ,  Hao Tang ,  Quanguo Zhou ,  Qin Liu ,  Lirong Xu ,  Lijia Zhou

    IPC: G06K7/10 ,  G06Q10/08

    CPC classification number: G06K7/10099 ,  G06K7/10366 ,  G06Q10/08

    Abstract: A positioning method performed at a server includes: receiving, at a frequency, arrival time information from a plurality of readers; determining, according to the arrival time information, that the tag is in a sensing auxiliary region of a positioning region; sending a first control command to one of the readers, so that the tag activates an inertial sensor thereof according to the first control command; receiving, from the reader, position information of the tag in the sensing auxiliary region obtained by the inertial sensor; determining, according to the position information of the tag in the sensing auxiliary region, a first motion trajectory of the tag in the sensing auxiliary region; and determining, according to the first motion trajectory, whether the tag enters one of the first regions.

    Method and device for detecting display panel defect
    5.
    发明授权
    Method and device for detecting display panel defect 有权

    公开(公告)号：US12205269B2

    公开(公告)日：2025-01-21

    申请号：US17784073

    申请日：2021-06-11

    Applicant: BOE TECHNOLOGY GROUP CO., LTD.

    Inventor： Hao Tang ,  Ronghua Lan ,  Jiuyang Cheng ,  Shuo Zhou ,  Zhong Huang ,  Guo Jiang ,  Li Wang ,  Lijia Zhou ,  Zhidong Wang ,  Lirong Xu ,  Quanguo Zhou

    IPC: G06T7/00 ,  G06V10/25 ,  G06V10/26

    Abstract: A method for detecting a display panel defect, including: collecting a panel image of a to-be-detected display panel, a plurality of first pixels of the display panel corresponding to a plurality of second pixels in the panel image; converting the panel image into a binary image; dilating each bright spot region in the binary image such that adjacent bright spot regions communicate with each other to form at least one closed communication region in the binary image; determining a region of interest mask image in the binary image in accordance with the at least one closed communication region; determining a region of interest in accordance with the region of interest mask image and the panel image; and performing feature identification on the region of interest to determine a defect of the display panel.

    OPTICAL LENS AND OPTICAL DETECTION DEVICE
    8.
    发明公开
    OPTICAL LENS AND OPTICAL DETECTION DEVICE 审中-公开

    公开(公告)号：US20240069274A1

    公开(公告)日：2024-02-29

    申请号：US18271950

    申请日：2022-08-23

    Applicant: BOE Technology Group Co., Ltd.

    Inventor： Fan Li ,  Junrui Zhang ,  Quanguo Zhou ,  Jiuyang Cheng ,  Hao Tang

    IPC: G02B6/08 ,  G06T7/00

    CPC classification number: G02B6/08 ,  G06T7/0002

    Abstract: An optical lens includes: a first region, including a first incident surface and a first emergent surface that face each other, wherein the first incident surface is for, when a display panel is detected, receiving a first light ray from a plane region, and the first light ray exits from the first emergent surface after passing through the first region; a second region, connected to the first region, including a second incident surface and a second emergent surface that face each other, wherein the second incident surface is for, when the display panel is detected, receiving a second light ray that is from a curved-surface region and propagates in a first direction, and the second light ray exits from the second emergent surface in a second direction after passing through the second region; and the first emergent surface and the second emergent surface are located in a same plane.

    Anti-glare apparatus and mirror having lens assembly with controlled optical axis direction
    9.
    发明授权
    Anti-glare apparatus and mirror having lens assembly with controlled optical axis direction 有权

    公开(公告)号：US12169348B2

    公开(公告)日：2024-12-17

    申请号：US18498572

    申请日：2023-10-31

    Applicant: BOE Technology Group Co., Ltd.

    Inventor： Junrui Zhang ,  Ronghua Lan ,  Hongbo Feng ,  Xuehui Zhu ,  Hao Tang ,  Meng Guo ,  Jiuyang Cheng

    IPC: G02F1/29 ,  B60R1/08

    Abstract: An anti-glare apparatus includes a lens assembly having an incident side, the lens assembly including a layer of liquid crystal molecules, a first driving electrode and a second driving electrode respectively on both sides of the layer of the liquid crystal molecules, the first driving electrode or the second driving electrode including a plurality of sub-electrodes; a reflective layer on a side of the lens assembly opposite from the incident side; a camera, configured to acquire a human eye's position and acquire an intensity signal of incident light irradiating the incident side of the lens assembly; and a controller electrically connected to the first driving electrode, the second driving electrode, and the camera; where the controller is configured to adjust driving voltages of the sub-electrode based on the intensity signal of the incident light acquire by the camera to change the optical axis direction of the lens assembly.

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