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公开(公告)号：US20220364885A1
公开(公告)日：2022-11-17
申请号：US17765269
申请日：2021-05-12
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Jing Niu , Tingting Zhou , Fangzhen Zhang , Jintao Peng
IPC: G01D5/14 , H01L27/20 , H01L41/047 , H01L41/187 , H01L41/113 , H01L41/29 , H01L41/311
Abstract: A piezoelectric sensor and a manufacturing method therefor, and a detection apparatus, which relate to the technical field of sensing. The piezoelectric sensor includes: an array substrate: a first capping layer located on the array substrate and including a first portion and a second portion, wherein the first portion covers the array substrate, a cavity is provided between the second portion and the array substrate, and the second portion is provided with a first opening: a first electrode located above the first capping layer and above the cavity, a piezoelectric thin film located on the first electrode, and a second electrode located on the piezoelectric thin film.
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公开(公告)号：US11122684B2
公开(公告)日：2021-09-14
申请号：US16810016
申请日：2020-03-05
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Bin Qin , Jintao Peng , Yanan Niu , Jinyu Ren , Fangzhen Zhang , Kuanjun Peng
Abstract: Embodiments of the present disclosure provide a display substrate, a display device, and a method for manufacturing a display substrate. The display substrate includes: a plurality of bearing parts for supporting display assemblies; and a connecting beam located between two bearing parts and connected to the two bearing parts. The connecting beam includes at least one stretchable portion with a hollow portion provided inside the stretchable portion, so that the stretchable portion is deformable in a first direction and a second direction, and the second direction is perpendicular to the first direction.
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公开(公告)号：US10714512B2
公开(公告)日：2020-07-14
申请号：US15783461
申请日：2017-10-13
Applicant: BOE Technology Group Co., Ltd.
Inventor： Shuang Sun , Fangzhen Zhang
IPC: H01L27/12 , H01L29/786 , H01L21/311 , H01L21/3213 , H01L29/66
Abstract: The disclosure discloses a thin film transistor, a method for fabricating the same, and a display device so as to avoid a source and a drain from being oxidized while the thin film transistor is being fabricated, to thereby improve the performance of the thin film transistor. The method for fabricating a thin film transistor includes: forming an active layer pattern on a base substrate, and a source-drain metal layer located above the active layer pattern and with a same pattern as the active layer pattern, using one patterning process; forming a first insulation layer above the source-drain metal layer; and patterning the source-drain metal layer and the first insulation layer using one patterning process so that portion of the active layer pattern corresponding to a channel area is exposed to form a source pattern and a drain pattern.
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公开(公告)号：US20180108688A1
公开(公告)日：2018-04-19
申请号：US15783461
申请日：2017-10-13
Applicant: BOE Technology Group Co., Ltd.
Inventor： Shuang Sun , Fangzhen Zhang
IPC: H01L27/12 , H01L29/66 , H01L21/311 , H01L21/3213
Abstract: The disclosure discloses a thin film transistor, a method for fabricating the same, and a display device so as to avoid a source and a drain from being oxidized while the thin film transistor is being fabricated, to thereby improve the performance of the thin film transistor. The method for fabricating a thin film transistor includes: forming an active layer pattern on a base substrate, and a source-drain metal layer located above the active layer pattern and with a same pattern as the active layer pattern, using one patterning process; forming a first insulation layer above the source-drain metal layer; and patterning the source-drain metal layer and the first insulation layer using one patterning process so that portion of the active layer pattern corresponding to a channel area is exposed to form a source pattern and a drain pattern.
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公开(公告)号：US09874960B2
公开(公告)日：2018-01-23
申请号：US14771618
申请日：2014-09-26
Applicant: BOE Technology Group Co., Ltd.
Inventor： Choi-Seung Jin , Jing Niu , Shuang Sun , Fangzhen Zhang
CPC classification number: G06F3/0412 , C03C15/00 , C03C17/23 , G06F3/044 , G06F2203/04103 , G06F2203/04111
Abstract: The present invention has disclosed a touch screen, comprising: a substrate; at least one first electrode formed on the substrate; at least one second electrode formed on the substrate, the first electrode and the second electrode having different extending directions, and there being an intersecting area between a vertical projection of the first electrode on the substrate and a vertical projection of the second electrode on the substrate; and a first protection layer formed at least at the intersecting area between the first electrode and the second electrode; wherein, the substrate is provided with a groove at the intersecting area between the first electrode and the second electrode so as to at least receive therein a portion of the first electrode located within the intersecting area. The present invention has also disclosed a display device and a method for manufacturing the touch screen. The present invention is provided to prevent two electrodes in two different layers from electrically contacting with each other and to ensure the yield of the touch screen to some extent.
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Patent Agency Ranking
6.发明申请公开(公告)号：US20170262088A1
公开(公告)日：2017-09-14
申请号：US15310179
申请日：2015-11-27
Applicant: BOE Technology Group Co., Ltd.
Inventor： Long Wang , Guangkui Qin , Fangzhen Zhang , Xiaoling Xu , Chun Wei Wu , Yanfeng Wang , Li Zhou
CPC classification number: G06F3/041 , G02B6/00 , G02B6/0055 , G02B6/0061 , G02B6/0065 , G06F3/044 , G06F2203/04103
Abstract: An integrated front light assembly, a manufacturing method thereof and a reflective display device are disclosed. The integrated front light assembly includes a protective substrate; a touch-control layer disposed on the protective substrate; a light guide layer disposed on the touch-control layer; and a light source disposed on at least one side of the light guide layer. The reflective display device comprises a display panel and the integrated front light assembly. In this way, a thickness of the reflective display device can be reduced and a display effect of the reflective display device can be improved.
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公开(公告)号：US12293702B2
公开(公告)日：2025-05-06
申请号：US18358706
申请日：2023-07-25
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Fangzhen Zhang , Jing Niu , Shuang Sun , Zhenyu Zhang
IPC: G09G3/32
Abstract: A pixel circuit includes a plurality of driving transistors and a plurality of gating sub-circuits. The plurality of driving transistors are configured to output different driving currents under control of a received control signal. Each gating sub-circuit is electrically connected to a respective selection signal terminal, a scanning signal terminal, a respective driving transistor and a light-emitting device, and is configured to be turned on under control of a scanning signal from the scanning signal terminal and a selection signal from the selection signal terminal to transmit a driving current from the connected driving transistor to the light-emitting device. Within a frame period, one of a plurality of selection signal terminals respectively electrically connected to the plurality of gating sub-circuits outputs a selection signal.
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公开(公告)号：US11563197B2
公开(公告)日：2023-01-24
申请号：US16344009
申请日：2018-03-29
Applicant: BOE Technology Group Co., Ltd.
Inventor： Xiaolong Li , Fangzhen Zhang , Wei Qin , Kuanjun Peng
IPC: H01L51/52 , H01L27/32 , H01L25/065
Abstract: The present application describes a display panel having a plurality of subpixels. Each of the plurality of subpixels has a light blocking region and a light transmissive region surrounding the light blocking region. Each of the plurality of subpixels in the light blocking region includes a first base substrate and a second base substrate facing each other; a first light emitting element and a first reflective block on a side of the first base substrate proximal to the second base substrate; and a second reflective block on a side of the second base substrate proximal to the first base substrate. The first reflective block and the second reflective block are configured to reflect light emitted from the first light emitting element to the light transmissive region thereby displaying an image.
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公开(公告)号：US20210359272A1
公开(公告)日：2021-11-18
申请号：US16344009
申请日：2018-03-29
Applicant: BOE Technology Group Co., Ltd.
Inventor： Xiaolong Li , Fangzhen Zhang , Wei Qin , Kuanjun Peng
IPC: H01L51/52 , H01L25/065 , H01L27/32
Abstract: The present application describes a display panel having a plurality of subpixels. Each of the plurality of subpixels has a light blocking region and a light transmissive region surrounding the light blocking region. Each of the plurality of subpixels in the light blocking region includes a first base substrate and a second base substrate facing each other; a first light emitting element and a first reflective block on a side of the first base substrate proximal to the second base substrate; and a second reflective block on a side of the second base substrate proximal to the first base substrate. The first reflective block and the second reflective block are configured to reflect light emitted from the first light emitting element to the light transmissive region thereby displaying an image.
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公开(公告)号：US10564333B2
公开(公告)日：2020-02-18
申请号：US15022066
申请日：2015-11-17
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Mingchao Li , Fangzhen Zhang , Peilin Zhang
IPC: G03F7/40 , G02B5/20 , G06F3/044 , G02F1/1333 , G02F1/1335 , G03F7/00 , G02F1/1362
Abstract: The embodiments of the invention provide a color filter substrate and a manufacturing method thereof, and a display device, belonging to the field of display technology. Manufacturing the display device by using the above color filter substrate can simplify the manufacturing process and reduce the cost. The manufacturing method of the color filter substrate comprises: performing a single patterning process to form patterns of a plurality of first black matrixes and second black matrixes which are horizontally and longitudinally intersected, and patterns of a plurality of first touch electrodes positioned on surfaces of the second black matrixes away from a base substrate, wherein the patterns of the first black matrixes and the second black matrixes are intersected to define a plurality of color filter regions arranged in a form of matrix; and forming patterns of color filter layers within the color filter regions.
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