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公开(公告)号：US10244620B2
公开(公告)日：2019-03-26
申请号：US15272608
申请日：2016-09-22
Inventor： Liwen Cai , Xianzhen Tang , Dingwei Zhang , Liang Chen , Ben Guo , Lei Xu , Fei Fang
Abstract: A circuit board and a display device are disclosed. The circuit board is configured to be bonded onto a display substrate; the circuit board includes a bonding connection end, which includes a base film and a plurality of first connecting terminals disposed on the base film; regions, which are corresponding to at least part of the first connecting terminals, of the base film comprises a transparent membrane material. The circuit board improves the product quality monitoring level during the bonding process, and decreases the product risks.
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公开(公告)号：US12219743B2
公开(公告)日：2025-02-04
申请号：US18023269
申请日：2022-06-17
Inventor： Xin Qing , Li Zeng , Qiang Tang , Linhuan Yan , Liang Chen , Jinglei Wang
IPC: H05K7/20
Abstract: A display module and an electronic device are provided. The display module includes a display film layer, a heat dissipation film layer, a support plate and an elastic thermal conductive sheet. The display film layer and the heat dissipation film layer include a flat area and bending areas, and an angle exists between a tangent of a curved surface formed by the bending areas and a plane where the flat area is located. The display film layer is stacked on a first surface of the heat dissipation film layer. The support plate is connected to a position where the flat area of a second surface of the heat dissipation film layer is located, and the elastic thermal conductive sheet is connected to a position where the bending areas of the second surface of the heat dissipation film layer are located. The first surface and the second surface are opposite surfaces.
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公开(公告)号：US12176377B2
公开(公告)日：2024-12-24
申请号：US17772951
申请日：2021-06-24
Applicant: BOE Technology Group Co., Ltd.
Inventor： Liang Chen , Haoliang Zheng , Hao Chen , Minghua Xuan , Dongni Liu , Jiao Zhao , Qi Qi , Li Xiao
Abstract: A chip structure, a manufacturing method thereof, and a display device are provided. The chip structure comprises a substrate, a micro light-emitting diode and a drive transistor arranged on the substrate, wherein a first pole of the drive transistor is coupled to a first electrode of the micro light-emitting diode.
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公开(公告)号：US12170066B2
公开(公告)日：2024-12-17
申请号：US18338577
申请日：2023-06-21
Applicant: BOE Technology Group Co., Ltd.
Inventor： Zhenyu Zhang , Li Xiao , Dongni Liu , Liang Chen , Hao Chen , Haoliang Zheng , Minghua Xuan , Jiao Zhao
IPC: G09G3/3258 , G06F3/042 , H04N25/00 , H04N25/40 , H04N25/47
Abstract: Provided are a photoelectric detection circuit and a driving method thereof, a display apparatus and a manufacturing method thereof. The photoelectric detection circuit includes: a first reset sub-circuit, a second reset sub-circuit, a first storage sub-circuit, a data read sub-circuit and a photosensitive device. A first terminal of the data read sub-circuit, a first terminal of the first storage sub-circuit, a first electrode of the photosensitive device and a first terminal of the first reset sub-circuit are connected to a first node. A second electrode of the photosensitive device is connected to a common voltage line. The data read sub-circuit is configured to transmit a voltage of the first node to a data read line in response to a signal of a scan line. The first reset sub-circuit is configured to reset the voltage of the first node.
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公开(公告)号：US12033571B2
公开(公告)日：2024-07-09
申请号：US18307416
申请日：2023-04-26
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Jiao Zhao , Li Xiao , Minghua Xuan , Haoliang Zheng , Dongni Liu , Jing Liu , Qi Qi , Zhenyu Zhang , Liang Chen , Hao Chen , Lijun Yuan
CPC classification number: G09G3/32 , G11C19/28 , H01L25/0753 , H01L27/0296 , H01L27/124 , H01L33/62 , G09G2300/026 , G09G2310/0286 , G09G2330/04
Abstract: An array substrate includes M pixel lines and N pixel circuit groups. The M pixel lines are disposed in a display area and arranged in a first direction. The N pixel circuit groups are arranged in the first direction. M is an integer greater than or equal to 2, and N is a positive integer less than M. A pixel circuit group of the N pixel circuit groups is electrically connected to adjacent two pixel lines of the M pixel lines, and the first direction is one of a row direction and a column direction.
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Patent Agency Ranking
56.发明授权公开(公告)号：US11996034B2
公开(公告)日：2024-05-28
申请号：US17634544
申请日：2021-04-15
Applicant: BOE Technology Group Co., Ltd.
Inventor： Li Xiao , Haoliang Zheng , Minghua Xuan , Hao Chen , Dongni Liu , Jiao Zhao , Seungwoo Han , Liang Chen , Qi Qi
IPC: G09G3/32 , G09G3/3233
CPC classification number: G09G3/32 , G09G3/3233 , G09G2300/0426 , G09G2300/0819 , G09G2300/0861 , G09G2310/0251 , G09G2310/0267 , G09G2310/0275 , G09G2310/0297 , G09G2310/08 , G09G2320/0223 , G09G2320/0233 , G09G2320/0247
Abstract: Disclosed are a display panel, a control method for the same, and a display device. The display panel includes: M rows and N columns of pixel units, N current data lines sequentially arranged along a row direction, and N time-length data lines sequentially arranged along the row direction. Each pixel unit includes a pixel circuit, the pixel circuit including a current data terminal and a time-length data terminal. An ith column of the current data lines and an ith column of the time-length data lines are respectively located on two sides of an ith column of pixel units, the current data terminals of the pixel circuits of the ith column of pixel units are electrically connected to the ith column of the current data lines.
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公开(公告)号：US11994810B2
公开(公告)日：2024-05-28
申请号：US16966874
申请日：2019-11-29
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Li Xiao , Jiao Zhao , Dongni Liu , Minghua Xuan , Haoliang Zheng , Liang Chen , Hao Chen , Zhenyu Zhang , Jing Liu , Qi Qi
CPC classification number: G03F9/7084 , G03F1/42 , G03F9/7076
Abstract: An alignment mark includes a first alignment marker located on a first surface of a substrate and a second alignment marker located on a second surface of the substrate. The second alignment marker is arranged to be matched with the first alignment marker, and capable of representing a process variation between the second alignment marker and the first alignment marker.
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公开(公告)号：US11875734B2
公开(公告)日：2024-01-16
申请号：US17636897
申请日：2021-04-21
Applicant: BOE Technology Group Co., Ltd.
Inventor： Li Xiao , Haoliang Zheng , Minghua Xuan , Seungwoo Han , Hao Chen , Dongni Liu , Jiao Zhao , Liang Chen , Qi Qi
IPC: G09G3/32 , G09G3/20 , G09G3/3233 , G09G3/3258 , G09G3/3208
CPC classification number: G09G3/32 , G09G3/2007 , G09G3/3208 , G09G3/3233 , G09G3/3258 , G09G2300/0819 , G09G2300/0852 , G09G2300/0861 , G09G2310/0251 , G09G2310/08 , G09G2320/0233 , G09G2320/0247 , G09G2320/043 , G09G2320/045
Abstract: Disclosed are a pixel circuit and a drive method for the same, and a display panel and a drive method for the same. The pixel circuit is configured to drive a light-emitting element to emit light, including: a current control sub-circuit and a time-length control sub-circuit. The current control sub-circuit is electrically connected to a current data terminal, a scanning signal terminal, a reset signal terminal, an initial signal terminal, a light-emitting signal terminal, a first power terminal, a first node, and a second node, respectively. The time-length control sub-circuit is electrically connected to a first control terminal, a second control terminal, a time-length data terminal, a ground terminal, a light-emitting signal terminal, a high-frequency input terminal, and the first node, respectively.
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公开(公告)号：US11804514B2
公开(公告)日：2023-10-31
申请号：US17212158
申请日：2021-03-25
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Ming Yang , Can Zhang , Minghua Xuan , Liang Chen , Xiaochuan Chen , Wenqing Zhao
CPC classification number: H01L27/156 , G09G3/32 , H01L33/38 , H01L33/62
Abstract: An array substrate is provided, including a substrate, wherein the substrate is provided with a plurality of electrodes and a plurality of first signal lines, each of the electrodes being correspondingly connected with a first signal line. In some examples, the first signal lines extend in the same direction. In some examples, at least two of the plurality of first signal lines are located in different layers of an insulating spacer from each other. In some examples, orthographic projections on the substrate of at least two of the first signal lines in the different layers at least partially overlap. Accordingly, a light field display device comprising the array substrate is also provided. The array substrate can reduce a light-emitting point size and increase a density distribution of light-emitting points.
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公开(公告)号：US11763743B2
公开(公告)日：2023-09-19
申请号：US17424176
申请日：2021-01-13
Applicant: BOE Technology Group Co., Ltd.
Inventor： Liang Chen , Dongni Liu , Li Xiao , Minghua Xuan , Haoliang Zheng , Zhenyu Zhang , Hao Chen , Jiao Zhao , Qi Qi
IPC: G09G3/3233 , G09G3/20
CPC classification number: G09G3/3233 , G09G3/2007 , G09G2300/0426 , G09G2300/0819 , G09G2300/0842 , G09G2310/08 , G09G2320/0242 , G09G2320/0247
Abstract: A pixel circuit includes a current control sub-circuit, a combined light emitting sub-circuit, and a first light emitting element to an Nth light emitting element, N being a natural number greater than 1. The current control sub-circuit is configured to receive a display data signal and a light emitting control signal, control whether to generate a driving current according to the light emitting control signal, and control a current intensity of the generated driving current according to the display data signal. The combined light emitting sub-circuit is configured to receive the driving current and a first light emitting data signal to an Nth light emitting data signal and drive one or more of the first light emitting element to the Nth light emitting element to emit light according to the first light emitting data signal to the Nth light emitting data signal.
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