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公开(公告)号：US20240272480A1
公开(公告)日：2024-08-15
申请号：US18043293
申请日：2022-01-05
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Ran TAO , Yongjie XIANG , Fan YANG , Zifeng WANG , Lei CAO , Yunpeng WU , Yan REN , Wei LIN
IPC: G02F1/13357 , G02F1/1335
CPC classification number: G02F1/133608 , G02F1/133603 , G02F1/133612
Abstract: The present disclosure relates to a backlight module and a display device. The backlight module comprises: a lamp panel comprising a first surface and a second surface opposite to each other, the first surface comprising a light source array, and the second surface comprising a light source array driving circuit and an external terminal; a first back plate connected with the lamp panel at a side of the second surface of the lamp panel, and comprising first avoiding openings corresponding to the light source array driving circuit and the external terminal; a second back plate connected with the first back plate at a side of the first back plate away from the lamp panel, and comprising a second avoiding opening corresponding to the external terminal.
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公开(公告)号：US20220155516A1
公开(公告)日：2022-05-19
申请号：US17516434
申请日：2021-11-01
Inventor： Qingyi ZHUANG , Haifeng XU , Ran TAO , Jinfeng ZHANG , Jing LI
IPC: F21V8/00
Abstract: Disclosed is a backlight module. The backlight module includes a back plate, a light guide plate, and a clamp; the back plate includes a back plate body, and a plurality of side plates disposed along a periphery of the back plate body and connected to the back plate body, and a plane of each side plate is intersected with a plane of the back plate body. The light guide plate is disposed on a side, connected to the side plate, of the back plate body, and a gap is present between the light guide plate and each of the plurality of side plates. The clamp is disposed in the gap between the light guide plate and at least part of the plurality of side plates, and interference-fitted with the gap. The clamp is resilient, and the clamp and the side plate are positioned by a projection-recess fitting structure.
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公开(公告)号：US20240210759A1
公开(公告)日：2024-06-27
申请号：US17920529
申请日：2021-10-26
Inventor： Ran TAO , Xiaochun SHI , Fei LING , Haifeng XU , Qingyi ZHUANG
IPC: G02F1/13357
CPC classification number: G02F1/133615 , G02B6/0051 , G02B6/0053 , G02B6/0088
Abstract: Provided is a backlight module, including: a backplate, a light guide plate and an optical film layer. The backplate includes a bottom plate and side plates. The bottom plate and the side plates forms an accommodating space. The light guide plate and the optical film layer are sequentially stacked on the bottom plate in the accommodating space. The backlight module includes a display area and a bezel area. The light guide plate includes a main body portion and a first limiting portion arranged on a side, facing the optical film layer, of the main body portion, at least part of the first limiting portion is located in the bezel area, the first limiting portion limits a position of the optical film layer; an orthographic projection of the first limiting portion on the bottom plate is at least partially located outside a side edge of the bottom plate.
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公开(公告)号：US20220099884A1
公开(公告)日：2022-03-31
申请号：US17489589
申请日：2021-09-29
Inventor： Haifeng XU , Ran TAO , Jinfeng ZHANG , Qingyi ZHUANG
IPC: F21V8/00
Abstract: A backlight assembly and a display device are provided in the present disclosure. The backlight assembly includes an optical lamination layer and a die-casting back plate. The die-casting back plate defines an accommodation space for accommodating the optical lamination layer, the die-casting back plate includes an inner surface and an outer surface arranged opposite to each other, the inner surface is a surface facing a bottom surface of the optical lamination layer, a recess region is arranged on the inner surface, and a plurality of rivets configured to assemble the die-casting back plate onto an object to be assembled is arranged on the outer surface. The plurality of rivets is located in a region corresponding to the recess region and spaced apart from a boundary of the recess region by a spacing.
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公开(公告)号：US20240272483A1
公开(公告)日：2024-08-15
申请号：US18023154
申请日：2022-05-26
Inventor： Ran TAO , Haifeng XU , Yu SONG , Tao LIU , Aixia SANG
IPC: G02F1/13357
CPC classification number: G02F1/133615 , G02B6/0031 , G02B6/0073 , G02B6/0088
Abstract: A backlight module and a display apparatus. The backlight module includes: a back panel, including a base plate and a vertical plate connected with an edge of the base plate; the base plate is matched with the vertical plate to form an accommodation space; a light guide plate, located in the accommodation space and having a safety gap with the vertical plate of the back panel; and an optical film, located in the accommodation space and located on a side of the light guide plate away from the base plate. A surface of the light guide plate facing the optical film has a first positioning portion and a second positioning portion; the first positioning portion positions the optical film in a first direction, and the second positioning portion positions the optical film in a second direction. The first direction and the second direction are perpendicular to each other.
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Patent Agency Ranking
公开(公告)号：US20230375777A1
公开(公告)日：2023-11-23
申请号：US18031030
申请日：2021-01-04
Inventor： Yong MA , Haifeng XU , Ran TAO , Kaiwen WANG , Jing LI
IPC: F21V8/00
CPC classification number: G02B6/0088
Abstract: A backlight module and a display device. The backlight module includes: a back plate, wherein the back plate has a bottom plate and a plurality of side plates, the side plates cooperate with the bottom plate to form an accommodating space, and the side of each of the side plates facing the accommodating space is provided with a groove having an opening facing the accommodating space; and a mold frame, includes bezels in one-to-one correspondence with the plurality of side plates; in each group of a side plate and a bezel, the bezel includes a clamping part, a supporting part and a limiting part, the clamping part is located at a side of the limiting part away from the accommodating space, and is embedded into the groove to clamp with the groove.
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7.发明申请公开(公告)号：US20220296200A1
公开(公告)日：2022-09-22
申请号：US17635856
申请日：2021-02-09
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
IPC: A61B6/00
Abstract: A remote operation control system includes a simulation device, a target device and a control device. The control device is coupled to the simulation device and the target device, and is configured to determine first position data and first attitude data of the simulation device when the simulation device moves to a set state, and control the target device to move to a same state as the set state based on the first position data and the first attitude data.
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公开(公告)号：US20250147360A1
公开(公告)日：2025-05-08
申请号：US19014592
申请日：2025-01-09
Applicant: BOE Technology Group Co., Ltd.
Inventor： Ran TAO , Yongjie XIANG , Fan YANG , Zifeng WANG , Lei CAO , Yunpeng WU , Yan REN , Wei LIN
IPC: G02F1/13357 , G02F1/1335
Abstract: The present disclosure relates to a backlight module and a display device. The backlight module includes a lamp panel including a first surface and a second surface opposite to each other, wherein the first surface comprises a light source array, a first back plate connected with the lamp panel at a side of the second surface of the lamp panel, a second back plate connected with the first back plate at a side of the first back plate away from the lamp panel, an optical film layer located on the first surface of the lamp panel; at least one light-transmitting support column comprising a base portion and a protrusion portion located on an upper surface of the base portion, the protrusion portion passing through the lamp panel and protruding from a side of the first surface of the lamp panel to support the optical film layer.
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公开(公告)号：US20240360985A1
公开(公告)日：2024-10-31
申请号：US18029229
申请日：2022-04-29
Inventor： Ran TAO , Haifeng XU , Xiaojun WU , Xiaochun SHI
IPC: F21V17/10
CPC classification number: F21V17/10
Abstract: A backlight module, a display module and a display apparatus are provided. The backlight module includes a backlight assembly, a back plate and a middle frame. The back plate is a die casting member and includes a back plate main body on a side away from a light outgoing surface of the backlight assembly and back plate sides around the backlight assembly. The middle frame includes a middle frame main body on a side of the back plate sides close to the backlight assembly. The middle frame further includes first middle frame sides, each of which is connected to the middle frame main body and on a side of the corresponding back plate side close to the backlight assembly; first clamping portions are on a surface of each first middle frame side opposite to the corresponding back plate side; second clamping portions are on a surface of each back plate side opposite to the corresponding first middle frame side, and each first clamping portion is clamped with the corresponding second clamping portion. In the backlight module, the stability of connection between the middle frame and the back plate can be ensured under the conditions of a vibration environment and a high temperature, and the requirements of the narrow frame and the thinness can be satisfied more easily.
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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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