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公开(公告)号：US20240408701A1
公开(公告)日：2024-12-12
申请号：US18697275
申请日：2023-07-24
Inventor： Wei Zhang , Pengju Hu , Yang Yu , Junchao Lu
Abstract: The present disclosure provides a welding-pad repair device and a welding-pad repair method. The device includes: a de-soldering component, an insulating layer removal component and a cleaning component; a welding-pad coating mechanism for forming an initial welding pad, where the welding-pad coating mechanism includes a coating component and a curing component; and a welding-pad encapsulation mechanism for performing an encapsulation operation on a welding pad and a circuit exposed at a periphery of the initial welding pad to form a new welding pad having a predetermined exposure pattern. Embodiments of the present disclosure provide a welding-pad repair device and a welding-pad repair method capable of effectively repairing defective pads before and after dies are bonded, thereby solving problems of low product yield and high cost caused by defective welding pads.
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公开(公告)号：US20240395970A1
公开(公告)日：2024-11-28
申请号：US18790219
申请日：2024-07-31
Inventor： Kangle CHANG , Pei LI , Jinpeng LI , Lu YU , Jian SANG , Haiwei SUN , Ming CHEN
IPC: H01L33/10 , H01L25/075 , H01L33/00
Abstract: A display substrate includes a base, a plurality of light-emitting devices disposed on a side of the base, and a light adjustment layer. The plurality of light-emitting devices are spaced apart from each other. At least part of the light adjustment layer is located in gaps among the plurality of light-emitting devices, so that side walls of at least one of the plurality of light-emitting devices are surrounded by the light adjustment layer. A material of the light adjustment layer includes a light-absorbing material. The light adjustment layer is configured to absorb light incident on the light adjustment layer.
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公开(公告)号：US20240332458A1
公开(公告)日：2024-10-03
申请号：US18250931
申请日：2022-03-28
Inventor： Yuxuan BAI , Pengju HU , Pengwei WANG , Lei WU , Shiwei HAN , Huan WANG , Pengwei ZHANG , Qi QI
IPC: H01L33/38 , H01L25/075 , H01L25/16 , H01L27/12 , H01L33/62
CPC classification number: H01L33/382 , H01L25/0753 , H01L25/167 , H01L27/1244 , H01L33/62
Abstract: A display panel, a display device and a manufacturing method of a display panel are provided. The display panel includes a backplane and a plurality of first electrodes. The backplane includes a first main surface and a second main surface opposite to each other, and a plurality of side surfaces connecting the first main surface and the second main surface. At least one side surface in the plurality of side surfaces is a selected side surface. Two adjacent side surfaces are provided with a transition side surface therebetween, and are connected through the transition side surface. The plurality of first electrodes are disposed on the first main surface. The plurality of first electrodes are adjacent to the selected side surface.
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公开(公告)号：US20240313173A1
公开(公告)日：2024-09-19
申请号：US18027227
申请日：2022-02-28
Inventor： Qiuhua MENG , Xiawei YUN , Chenchang CHEN , Yicheng LIN , Lingyun SHI , Guofeng HU
CPC classification number: H01L33/54 , H01L25/0753 , H01L25/167 , H01L27/0266 , H01L33/44 , H01L33/62
Abstract: A display baseplate (100), an encapsulation baseplate (400) and a display apparatus are provided. The display baseplate (100) includes a substrate (10), a plurality of light-emitting unit groups on the substrate (10), a light-transmitting layer (20) on the substrate (10), a light-blocking layer (30) on the substrate (10), and an encapsulation cover plate (40) at a side of the light-blocking layer (30) away from the substrate (10). Each light-emitting unit group includes a plurality of light emitters (50). The light-blocking layer (30) includes a plurality of holes (31), and an orthographic projection of the light emitters (50) on the substrate (10) is within an orthographic projection of the holes (31) onto the substrate (10). The light-transmitting layer (20) covers the light emitters (50). The light-transmitting layer (20) is partially between the light-blocking layer (30) and the substrate (10) and partially in the holes (31). The display apparatus includes the display baseplate (100).
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公开(公告)号：US20240304771A1
公开(公告)日：2024-09-12
申请号：US18574295
申请日：2022-04-22
Inventor： Chenchang CHEN , Wenjia SUN , Ruoyu MA , Liangliang JIN , Zezhou YANG , Le ZHAO , Qingkai ZHANG , Jiao LI
IPC: H01L33/60 , G02B5/02 , H01L25/075
CPC classification number: H01L33/60 , H01L25/0753 , G02B5/0242
Abstract: The present disclosure provides a display baseplate and a display apparatus. The display baseplate includes a substrate, light emitter groups on the substrate, a light-adjusting structure on the substrate, and a diffusion structure on the substrate. The light emitter groups include light emitters. Chambers are disposed in the light-adjusting structure, and one light emitter group is located in one chamber; the orthographic projections of the chambers in which the light emitter groups are located on the substrate have basically same area; the light-adjusting structure is configured to converge light emitted by the light emitters to increase an amount of light of positive view angle of the display baseplate. The diffusion structure is at least partially located at a side of the light emitters away from the substrate, and configured to diffuse the light emitted by the light emitters.
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Patent Agency Ranking
公开(公告)号：US12074250B2
公开(公告)日：2024-08-27
申请号：US17291829
申请日：2020-01-23
Inventor： Kangle Chang , Pei Li , Jinpeng Li , Lu Yu , Jian Sang , Haiwei Sun , Ming Chen
IPC: H01L33/00 , H01L25/075 , H01L33/10
CPC classification number: H01L33/10 , H01L25/0753 , H01L33/005
Abstract: A display substrate includes a base, a plurality of light-emitting devices disposed on a side of the base, and a light adjustment layer. The plurality of light-emitting devices are spaced apart from each other. At least part of the light adjustment layer is located in gaps among the plurality of light-emitting devices, so that side walls of at least one of the plurality of light-emitting devices are surrounded by the light adjustment layer. A material of the light adjustment layer includes a light-absorbing material. The light adjustment layer is configured to absorb light incident on the light adjustment layer.
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公开(公告)号：US20240274763A1
公开(公告)日：2024-08-15
申请号：US18561741
申请日：2021-05-27
Inventor： Enkai DONG , Liang SUN , Jiacheng QI
IPC: H01L33/54 , G02F1/1335 , G02F1/13357
CPC classification number: H01L33/54 , G02F1/133603 , G02F1/133612
Abstract: A backlight module comprises a driving backplate, which comprises a multiple pads; multiple light-emitting diodes, which are electrically connected to the pads; and multiple transparent protection structures, which are located on the sides of the multiple light-emitting diodes that are away from the driving backplate, wherein the transparent protection structures cover the light-emitting diodes, there is a first distance between the center of the orthographic projection of each transparent protection structure on the driving backplate and the center of the orthographic projection of each light-emitting diode on the driving backplate; and the length of the orthographic projection of each light-emitting diode on the driving backplate is a second distance, the width of the orthographic projection of each light-emitting diode on the driving backplate is a third distance, the ratio of the first distance to the second distance is less than or equal to 1:2-1:10.
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公开(公告)号：US20240274621A1
公开(公告)日：2024-08-15
申请号：US18042911
申请日：2022-02-25
Inventor： Zhenxing LUO , Junjie XIE , Bin XIANG , Yezhou TAN , Chengguo WANG
IPC: H01L27/12 , H01L25/075 , H01L25/16 , H01L33/46 , H01L33/62
CPC classification number: H01L27/1244 , H01L25/0753 , H01L25/167 , H01L33/46 , H01L33/62 , H01L2933/0025 , H01L2933/0066
Abstract: A driving backplane includes a substrate, pad groups and line groups. A line of each line group is connected to a pad of a pad group. At least one pad of a pad group and a line connected thereto define line hollowed-out regions. The line hollowed-out regions include a first line hollowed-out region and a second line hollowed-out region that are disposed on two sides of the pad(s) in a second direction. The driving backplane further includes a reflective layer covering a first surface of the substrate and the line groups. Each window region in the reflective layer includes a first region, a second region and a third region that are arranged in the second direction. The second region exposes a pad group and a pad spacer region corresponding to the pad group, and the first region and the third region expose portions of the first surface of the substrate.
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公开(公告)号：US20240251512A1
公开(公告)日：2024-07-25
申请号：US18016413
申请日：2022-01-07
Inventor： Shaofei GUO , Shipeng WANG , Zhonghua LI , Dongjia HAO , Yiping RUAN
CPC classification number: H05K5/0217 , H05K5/0021
Abstract: An assembly for a display module, a display module and a spliced display apparatus are disclosed. The assembly is used for assembling with one or more positioning posts, and includes: a support structure provided with a bearing surface and a mounting surface opposite to each other, wherein the bearing surface is used for bearing the display substrate; one or more fasteners on the mounting surface of the support structure, wherein an accommodating cavity is provided in each fastener and includes a first opening in a surface of the fastener away from the support structure; and one or more clamping modules, each of which is in a corresponding accommodating cavity and used for clamping a corresponding positioning post entering into a corresponding accommodating cavity through a corresponding first opening.
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70.发明公开公开(公告)号：US20240213422A1
公开(公告)日：2024-06-27
申请号：US17920017
申请日：2021-10-28
Inventor： Jiawei ZHAO , Junjie MA , Zhijun XIONG , Shanwei YANG , Yuanhao SUN , Yuanda LU , Xueqiao LI
CPC classification number: H01L33/60 , H01L33/56 , H01L33/62 , H01L2933/005 , H01L2933/0058
Abstract: A light emitting device and a preparation method therefor, and a light emitting substrate and a preparation method therefor are provided. The light emitting device includes an underlay substrate, a light emitting functional layer disposed on the underlay substrate, and a reflective layer disposed on the underlay substrate and covering at least part of the light emitting functional layer, the reflective layer includes a first material layer and a second material layer, the first material layer and the second material layer are stacked along a thickness direction of the underlay substrate, the first material layer includes an atomic crystal material, the first material layer is at one side of the second material layer away from the underlay substrate, and a surface of the first material layer away from the second material layer is formed as a surface of the reflective layer away from the underlay substrate.
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