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公开(公告)号：US20220165184A1
公开(公告)日：2022-05-26
申请号：US17383957
申请日：2021-07-23
Applicant: BOE Technology Group Co., Ltd.
Inventor： Yao ZHANG , Jinghua YANG , Ran TAO , Yunpeng WU
Abstract: The present disclosure provides a spliced display screen, which includes a plurality of display modules arranged closely and one or more positioning mechanisms installed on each display module, each positioning mechanism includes: a positioning pin and a groove, the one or more positioning pins are clamped in the one or more grooves, the one or more positioning pins and the one or more grooves cooperate to restrict relative movement in the horizontal direction of two adjacent display modules; an elastic structure arranged corresponding to the positioning pin, one end being connected to the display module and the other end being connected to the positioning pin; in response to being subjected to an external force, the one or more positioning pins rotate along a predetermined direction relative to the one or more grooves and leave the one or more grooves; in response to being disengaged from the external force, the one or more positioning pins return to an initial position along a direction opposite to the predetermined direction through the respective elastic structures.
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公开(公告)号：US20250095585A1
公开(公告)日：2025-03-20
申请号：US18294167
申请日：2022-09-26
Inventor： Yao ZHANG , Wenchao BAO , Xiaolong WEI , Miao LIU , Cheng XU , Qiang FEI
IPC: G09G3/3258 , G09G3/20
Abstract: A driving method and an apparatus, and a storage medium are provided. The driving method is applied to a pixel drive circuit, the pixel drive circuit including a drive transistor, the drive transistor including a second electrode and a third electrode; and the method includes: applying a data voltage acquired based on a reference gamma curve to the third electrode of the drive transistor, and applying a preset voltage to the second electrode of the drive transistor; a lowest voltage of the reference gamma curve is greater than a lowest voltage of a standard gamma curve, and the preset voltage is less than or equal to the lowest voltage of the reference gamma curve.
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公开(公告)号：US20230343281A1
公开(公告)日：2023-10-26
申请号：US17635020
申请日：2021-04-25
Inventor： Xingchen LIU , Jinghua YANG , Wei LIN , Yushun JIE , Yao ZHANG , Guoshuai ZHU
IPC: G09G3/3208
CPC classification number: G09G3/3208 , G09G2330/027 , G09G2330/021 , G09G2320/0257 , G09G2310/08
Abstract: The present application provides a displaying device and a controlling method thereof, which relates to the technical field of displaying. The displaying device can solve the problem of residual images generated in power-off and greatly improve the product quality and the user experience. The displaying device includes: a time-sequence controlling circuit, a power-supply circuit, a system controlling circuit and a display panel; the power-supply circuit is electrically connected to the time-sequence controlling circuit and the system controlling circuit, and is configured for: providing a first power-supply voltage and a second power-supply voltage to the time-sequence controlling circuit, wherein a magnitude of the first power-supply voltage and that of the second power-supply voltage are different; in a normal shutdown mode, under control of the system controlling circuit, firstly shutting down an output of the first power-supply voltage, after a first time period, shutting down an output of the second power-supply voltage.
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公开(公告)号：US20250078746A1
公开(公告)日：2025-03-06
申请号：US18287305
申请日：2023-01-06
Inventor： Yao ZHANG , Wenchao BAO , Song MENG , Xiaolong WEI , Miao LIU , Cheng XU
IPC: G09G3/3233
Abstract: Provided is a method for sensing pixel internal data in a display device. The method includes: sensing pixel internal data for each line of pixel units to determine column sequence numbers of suspected abnormal pixel units in the line of pixel units; determining, based on a number of the suspected abnormal pixel units of each column sequence number in the at least three lines of pixel units, whether a sensing signal line corresponding to the column sequence number is an abnormal sensing signal line; and in a case that there is at least one abnormal sensing signal line, replacing pixel internal data of a column of pixel units corresponding to each abnormal sensing signal line with pixel internal data of at least one column of pixel units adjacent to the abnormal sensing signal line each time the pixel internal data of all pixel units is sensed.
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Patent Agency Ranking
公开(公告)号：US20220223819A1
公开(公告)日：2022-07-14
申请号：US17612288
申请日：2020-11-17
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Zifeng WANG , Lei CAO , Yao ZHANG
IPC: H01L51/52
Abstract: A display module includes a display panel, a backplane, a magnetic attraction structure and a plurality of bonding portions; the display panel has a light exit surface and a back surface opposite to the light exit surface; the backplane is disposed on a side of the display panel away from the light exit surface; the magnetic structure is disposed between the display panel and the backplane, and the magnetic structure is configured to attract and fix the display panel and the backplane; the plurality of bonding portions are disposed between the display panel and the backplane, and the plurality of bonding portions are spaced apart; the plurality of bonding portions are configured to bond the display panel and the backplane.
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公开(公告)号：US20250005780A1
公开(公告)日：2025-01-02
申请号：US18292911
申请日：2022-12-15
Applicant: BOE Technology Group Co., Ltd.
Inventor： Xin LIU , Yao ZHANG , Haotian WU
Abstract: A user interface display system and method, a computer device and a storage medium are provided. The user interface display system includes an image acquisition module, a system control module and a display module. The image acquisition module is configured to acquire a scene picture; the system control module is configured to detect whether a target object is present in the scene picture, and track the target object and determine a current position of the target object in a scene in a case that the target object is present; determine a current coordinate point of the current position mapped to an interface coordinate system of a user interface according to the current position of the target object in the scene and a mapping relationship between a pre-established scene coordinate system and the interface coordinate system; and generate update information of interface components in the user interface.
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7.发明申请公开(公告)号：US20250085572A1
公开(公告)日：2025-03-13
申请号：US18554785
申请日：2022-08-30
Inventor： You LI , Minghui ZHANG , Yanjun SUN , Zhizhong ZHANG , Yao ZHANG , Zhengang GAO , Yue GUO , Lei LIU , Dongyu LIU , Longyue GAO , Juan WANG , Zhihui JIN
IPC: G02F1/01 , G06F30/17 , G06F119/14
Abstract: The present disclosure provides a curvature determination method, a curved display panel, and a display device. The curvature determination method includes: establishing a first association relationship between deflection and a shear stress of the curved display panel in a first direction, the first direction being a bending direction of the curved display panel; determining a constraint condition for the shear stress in accordance with an influence of the shear stress on a light leakage of the curved display panel; and generating a curvature change relationship of the curved display panel in the first direction in accordance with the first association relationship when the constraint condition has been satisfied.
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公开(公告)号：US20240402966A1
公开(公告)日：2024-12-05
申请号：US18261152
申请日：2022-06-29
Inventor： Xiaolong WEI , Wenchao BAO , Song MENG , Yao ZHANG , Miao LIU , Cheng XU , Jingbo XU
IPC: G06F3/14
Abstract: A display device includes: a display screen, a drive circuit, a first controller and a second controller. The display screen includes a first display region and a second display region. The drive circuit is configured to transmit a control signal to at least one of the first controller or the second controller. The first controller is configured to, responding to the control signal, perform a display control on the first display region. The second controller is configured to, responding to the control signal, perform a display control on the second display region. A display time difference between the first display region and the second display region is less than a threshold time period.
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公开(公告)号：US20220217860A1
公开(公告)日：2022-07-07
申请号：US17505489
申请日：2021-10-19
Applicant: BOE Technology Group Co., Ltd.
Inventor： Yao ZHANG , Guoshuai ZHU , Jinghua YANG
Abstract: The present disclosure relates to the field of display technologies, and provides a display apparatus, including: a support and a display module, wherein the support includes a support part and a rotation part; a frame is disposed at a periphery of the display module, and includes two first frame segments which are oppositely arranged and two second frame segments which are oppositely arranged; one end of the rotation part is pivoted to the support part; a rotation axis of the rotation part is a center line of the rotation part; the other end of the rotation part is fixedly connected to any one of the first frame segments or the second frame segments; the axis of the rotation part is at a first included angle with the frame; and the first included angle is used for switching of the display module between a landscape-screen mode and a portrait-screen mode.
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