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11.发明申请公开(公告)号：US20250155763A1
公开(公告)日：2025-05-15
申请号：US18711689
申请日：2023-04-28
Inventor： Zhiqiang Yu , Xiaojuan Wu , Jian Wang , Feng Liu , Dawei Feng , Jiaxing Wang , Jinshuai Duan , Cuiyu Chen , Ning Wang , Danxing Hou , Yichi Zhang , Mingjing Liu
IPC: G02F1/1368 , G02F1/1335 , G02F1/1343 , G02F1/1362
Abstract: A display substrate, a display panel and a display device. The display substrate includes: a first base substrate; a first transparent electrode layer on the first base substrate; a second transparent electrode layer on a side of the first transparent electrode layer away from the first base substrate; M-first common signal lines and second common signal lines in the first transparent electrode layer, the first common signal lines being electrically connected through the second common signal lines; and a sub-pixel on the first base substrate, including a pixel electrode in the second transparent electrode layer. The first common signal lines and the second common signal lines form a transparent conductive portion. In a thickness direction of the display substrate, the pixel electrode overlaps with the transparent conductive portion to form an overlapping region, in which the pixel electrode and the transparent conductive portion form a storage capacitor of the sub-pixel.
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公开(公告)号：US20250035978A1
公开(公告)日：2025-01-30
申请号：US18282335
申请日：2022-11-30
Inventor： Xuan Zhong , Hongsheng Bi , Yao Bi , Jian Wang , Ce Wang , Bangjun Song , Ning Li , Haoran Zhang , Yichi Zhang , Xiaojuan Wu , Cuiyu Chen , Jinshuai Duan , Jiaxing Wang , Yu Zhao , Dawei Feng , Zhiqiang Yu , Feng Liu , Danxing Hou , Ning Wang
IPC: G02F1/1335 , G02F1/1343 , G02F1/1347 , G02F1/137
Abstract: A display substrate and a display device relate to the technical field of displaying. The display substrate includes a plurality of display units spaced apart from each other and a plurality of connection units, the plurality of connection units being connected between two adjacent display units; the plurality of connection units include: two connection units arranged along a first direction, wherein the first direction is parallel to a stretching direction of the display substrate; wherein the two connection units arranged along the first direction are axisymmetric with respect to a first reference line, so that the plurality of connection units arranged along a second direction have a same deformation amount in a stretching state, the second direction is perpendicular to the stretching direction, and an extension direction of the first reference line is parallel to the second direction.
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公开(公告)号：US12162036B2
公开(公告)日：2024-12-10
申请号：US17772263
申请日：2021-05-20
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Yongchun Tao , Shuai Hou , Jingwen Guo , Hui Hua , Xiaotong Liu , Yichi Zhang
Abstract: The present disclosure provides an acoustic transducer unit and a manufacturing method thereof, and an acoustic transducer, the acoustic transducer unit includes: a base substrate; a first electrode on the base substrate; a support pattern on a side of the first electrode away from the base substrate, which is enclosed into an accommodation groove, at least one release groove and at least one connection groove, an orthographic projection of the release groove on the base substrate is spaced apart from that of the accommodation groove on the base substrate, the connection groove is between the accommodation groove and the release groove to communicate them; a diaphragm pattern on the side of the first electrode away from the base substrate and capable of vibrating in the accommodation groove; a filling pattern in the release groove; a second electrode on a side of the diaphragm pattern away from the base substrate.
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公开(公告)号：US12142696B2
公开(公告)日：2024-11-12
申请号：US17599688
申请日：2020-12-21
Applicant: BOE Technology Group Co., Ltd.
Inventor： Feng Guan , Yichi Zhang , Yang Lv
IPC: H01L29/786 , H01L29/45 , H01L29/66
Abstract: A thin film transistor is provided. The thin film transistor includes abase substrate; a gate electrode on the base substrate; an active layer on the base substrate, the active layer including a polycrystalline silicon part including a polycrystalline silicon material and an amorphous silicon part including an amorphous silicon material; a gate insulating layer insulating the gate electrode from the active layer; a source electrode and a drain electrode on the base substrate; and an etch stop layer on a side of the polycrystalline silicon part away from the base substrate. An orthographic projection of the etch stop layer on the base substrate covers an orthographic projection of the polycrystalline silicon part on the base substrate, and an orthographic projection of at least a portion of the amorphous silicon part on the base substrate.
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公开(公告)号：US11895893B2
公开(公告)日：2024-02-06
申请号：US17354142
申请日：2021-06-22
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Qian Sun , Wei Huang , Qian Jin , Yichi Zhang
IPC: H10K59/38 , H10K50/858 , H10K71/00 , H10K59/12
CPC classification number: H10K59/38 , H10K50/858 , H10K71/00 , H10K59/12
Abstract: The present disclosure provides a display panel including: a first substrate, a light-emitting element array and a color-conversion layer array, the light-emitting element array includes a plurality of light-emitting elements, the color-conversion layer array includes a plurality of color-conversion layers, the light-emitting elements are used for generating and emitting first color light, the color-conversion layers are used for generating other color light under excitation of the first color light, and the display panel further includes a first band-pass filtering layer between the light-emitting element array and the color-conversion layer array and/or a second band-pass filtering layer positioned on one side, away from the light-emitting element array, of the color-conversion layer array.
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Patent Agency Ranking
公开(公告)号：US11533558B2
公开(公告)日：2022-12-20
申请号：US17259245
申请日：2020-03-30
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Yongchun Tao , Yichi Zhang , Jingwen Guo
Abstract: An embodiment of the present disclosure provides a method for driving an acoustic transducer, including: obtaining a reference electrical signal according to a first electrical signal output by a first acoustic transducer element in a case where sound waves are not received by the first acoustic transducer element; obtaining an actual detected electrical signal according to a second electrical signal output by a second acoustic transducer element in a case where sound waves are received by the second acoustic transducer element; and performing a noise reduction process on the actual detected electrical signal according to the reference electrical signal to obtain a noise-reduced signal as a final output electrical signal of the second acoustic transducer element in a case where sound waves are received by the second acoustic transducer element. An embodiment of the present disclosure further provides an acoustic transducer.
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公开(公告)号：US20220399465A1
公开(公告)日：2022-12-15
申请号：US17599688
申请日：2020-12-21
Applicant: BOE Technology Group Co., Ltd.
Inventor： Feng Guan , Yichi Zhang , Yang Lv
IPC: H01L29/786 , H01L29/66 , H01L29/45
Abstract: A thin film transistor is provided. The thin film transistor includes abase substrate; a gate electrode on the base substrate; an active layer on the base substrate, the active layer including a polycrystalline silicon part including a polycrystalline silicon material and an amorphous silicon part including an amorphous silicon material; a gate insulating layer insulating the gate electrode from the active layer; a source electrode and a drain electrode on the base substrate; and an etch stop layer on a side of the polycrystalline silicon part away from the base substrate. An orthographic projection of the etch stop layer on the base substrate covers an orthographic projection of the polycrystalline silicon part on the base substrate, and an orthographic projection of at least a portion of the amorphous silicon part on the base substrate.
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公开(公告)号：US12253753B2
公开(公告)日：2025-03-18
申请号：US18554978
申请日：2022-10-26
Inventor： Jiaxing Wang , Feng Liu , Xiaojuan Wu , Jian Wang , Yao Bi , Jinshuai Duan , Cuiyu Chen , Yu Zhao , Dawei Feng , Zhiqiang Yu , Danxing Hou , Ning Wang , Mingjing Liu , Yichi Zhang
IPC: G02F1/1335 , G02F1/135
Abstract: A display panel includes a liquid crystal cell, a first polarizing assembly and a second polarizing assembly. The liquid crystal cell includes a first substrate and a second substrate disposed opposite to each other, and a liquid crystal layer disposed between the first substrate and the second substrate. The first polarizing assembly is disposed on a side of the first substrate further away from the liquid crystal layer and includes at least a first polarizing layer having a first transmission axis, and the first polarizing assembly is configured for generating polarized light whose polarization direction is parallel to the first transmission axis. The second polarizing assembly is located on a side of the second substrate further away from the liquid crystal layer and includes at least a transflective layer and a light absorbing layer.
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19.发明授权公开(公告)号：US12131700B2
公开(公告)日：2024-10-29
申请号：US17792755
申请日：2021-08-30
Inventor： Tuo Sun , Ying Zhou , Yichi Zhang
IPC: G09G3/32 , G09G3/3233 , H10K59/121 , H10K59/131
CPC classification number: G09G3/3233 , G09G3/32 , G09G2300/0426 , G09G2300/0439 , G09G2330/021 , H10K59/121 , H10K59/131
Abstract: The pixel circuit includes a first driving circuit, a first light emitting device, a second light emitting device and a second driving circuit that are sequentially connected in series; first driving circuit includes a first driving transistor, a source electrode of first driving transistor is connected to a first power-supply terminal, and a drain electrode of first driving transistor is connected to a first electrode of first light emitting device; second driving circuit includes a second driving transistor, a source electrode of second driving transistor is connected to a second power-supply terminal, and a drain electrode of second driving transistor is connected to a first electrode of second light emitting device; a second electrode of first light emitting device is connected to a second electrode of second light emitting device; and a channel type of first driving transistor and a channel type of second driving transistor are different.
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20.发明授权公开(公告)号：US12101952B2
公开(公告)日：2024-09-24
申请号：US17611930
申请日：2020-10-28
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Zhigao Lu , Yichi Zhang
IPC: H10K50/11 , H10K50/115 , H10K59/122 , H10K71/00 , H10K59/12 , H10K101/30 , H10K101/40 , H10K102/00
CPC classification number: H10K50/11 , H10K50/115 , H10K59/122 , H10K71/00 , H10K59/1201 , H10K2101/30 , H10K2101/40 , H10K2102/351
Abstract: A light-emitting substrate includes a base; a first material layer and a second material layer that are disposed on the base, and an etch stop layer between the first material layer and the second material layer. The first material layer is closer to the base than the second material layer. The second material layer includes a plurality of patterns, and each pattern and the first material layer have an overlapping region therebetween. The etch stop layer includes at least portions in respective overlapping regions. A portion of the etch stop layer located in each overlapping region is in contact with the first material layer and the second material layer. Energy level(s) of the portion of the etch stop layer located in each overlapping region are matched with energy levels of the first material layer and the second material layer at corresponding positions.
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