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公开(公告)号：US11442583B2
公开(公告)日：2022-09-13
申请号：US16966394
申请日：2020-01-17
发明人： Wenqu Liu , Xiufeng Li , Qi Yao , Feng Zhang , Liwen Dong , Zhao Cui , Chuanxiang Xu , Detian Meng , Xiaoxin Song , Libo Wang , Yang Yue , Dongfei Hou , Zhijun Lv
IPC分类号： G06F3/043 , H01L41/04 , H01L41/047 , H01L41/083 , H01L41/113 , H01L41/27 , G06F3/044 , G06F3/041 , G06V40/13 , G06V40/12
摘要： A fingerprint identification module, a manufacturing method thereof and an electronic device are disclosed. In the fingerprint identification module, an auxiliary structure is at least partially located on a functional substrate, and a plurality of first driving electrodes are on a side, away from the functional substrate, of the piezoelectric material and the auxiliary structure; each first driving electrode extends along a first direction and exceeds a first edge of the piezoelectric material layer in the first direction; the plurality of first driving electrodes are arranged at intervals along a second direction; the auxiliary structure is at least in contact with the first edge; the auxiliary structure includes a slope portion; and a thickness of the slope portion in a direction perpendicular to the functional substrate gradually decreases in a direction from the first edge to a position away from a center of the piezoelectric material layer.
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公开(公告)号：US11378839B2
公开(公告)日：2022-07-05
申请号：US17213824
申请日：2021-03-26
发明人： Xiaoxin Song , Feng Zhang , Wenqu Liu , Zhijun Lv , Liwen Dong , Zhao Cui , Detian Meng , Libo Wang , Dongfei Hou , Qi Yao
IPC分类号： G02F1/1335 , F21V8/00 , G02F1/1368 , G02F1/1343
摘要： The present disclosure can provide a transparent display panel, a preparation method thereof and a display device. The transparent display panel includes a bearing layer disposed between a base substrate and a liquid crystal layer and including a plurality of concave structures, and a plurality of reflecting structures located between the bearing layer and the liquid crystal layer, where an orthographic projection of the concave structure on the base substrate covers an orthographic projection of one or more reflecting structures on the base substrate.
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公开(公告)号：US20220068899A1
公开(公告)日：2022-03-03
申请号：US17204562
申请日：2021-03-17
发明人： Zhijun LV , Feng Zhang , Liwen Dong , Wenqu Liu , Xiaoxin Song , Zhao Cui , Detian Meng , Libo Wang , Dongfei Hou , Qi Yao
摘要： The present application discloses a display panel and a preparation method thereof. The display panel includes a base substrate provided with a circuit area and a light-emitting area; a driving circuit located in the circuit area of the base substrate; an organic insulating layer covering the light-emitting area of the base substrate; a light-emitting element embedded in the organic insulating layer, where an overlap area between the orthographic projection of the light-emitting element on the base substrate and the orthographic projection of the driving circuit on the base substrate is 0; and a first lapping electrode located on the side, facing away from the base substrate, of the light-emitting element, where the light-emitting element is electrically connected to the driving circuit through the first lapping electrode.
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公开(公告)号：US20220373840A1
公开(公告)日：2022-11-24
申请号：US17770205
申请日：2021-06-08
发明人： Xiaoxin Song , Feng Zhang , Wenqu Liu , Zhijun Lv , Liwen Dong , Zhao Cui , Detian Meng , Libo Wang , Dongfei Hou , Qi Yao , Xue Dong
IPC分类号： G02F1/13357 , G02F1/1335
摘要： The present disclosure relates to a backlight module, a method for designing the same, and a display device. The backlight module includes: a first substrate; a plurality of LED chips on the first substrate; and a light control structure on the first substrate. The backlight module includes a plurality of light control region groups in one-to-one correspondence with the plurality of light-emitting diode chips, each light control region group includes at least a first light control region and a second light control region. The light control structure includes a plurality of light control substructure groups respectively located in the plurality of light control region groups. Each light control substructure group includes at least a first light control substructure in the first light control region and a second light control substructure in the second light control region.
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公开(公告)号：US11301082B2
公开(公告)日：2022-04-12
申请号：US17242511
申请日：2021-04-28
发明人： Wenqu Liu , Qi Yao , Feng Zhang , Zhao Cui , Libo Wang , Dongfei Hou , Xiaoxin Song , Zhijun Lv , Liwen Dong , Detian Meng , Jalil Ryu , Yang Yue , Haitao Huang
摘要： The present disclosure provides a fingerprint recognition unit and a fabrication method thereof, a fingerprint recognition module and a display device. The fingerprint recognition unit includes: a bearing substrate; a receiving electrode layer on the bearing substrate; a piezoelectric material layer on a side of the receiving electrode layer away from the bearing substrate; and a driving electrode layer on a side of the piezoelectric material layer away from the receiving electrode layer. A density of the driving electrode layer is greater than 5 g/cm3, and a thickness of the driving electrode layer, a thickness of the piezoelectric material layer and a thickness of the bearing substrate are configured such that a vibration nodal plane of the piezoelectric material layer is within the piezoelectric material layer.
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