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公开(公告)号：US11475837B2
公开(公告)日：2022-10-18
申请号：US17257843
申请日：2020-03-27
Applicant: BOE Technology Group Co., Ltd.
Inventor： Zhijian Zhu , Yu Ao , Pengcheng Lu
IPC: G09G3/3233 , G09G3/3266 , G09G3/3283 , H01L27/32 , H01L51/00 , H01L51/56
Abstract: A display substrate, a display method and a display device are disclosed. The display substrate includes a display region and an offset region surrounding the display region. The display substrate includes a silicon-based substrate, an emitting structure layer arranged on the silicon-based substrate. The first pixel driving circuits are connected with the emitting structure layer of the display region, and at least part of the first pixel driving circuits are configured to provide driving signals for the emitting structure layer electrically connected with the first pixel driving circuits during normal display. The second pixel driving circuits are connected with the emitting structure layer of the offset region, and at least part of the second pixel driving circuits are configured to provide no driving signals for the emitting structure layer electrically connected with the second pixel driving circuits during normal display.
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公开(公告)号：US11450270B2
公开(公告)日：2022-09-20
申请号：US16484621
申请日：2019-01-25
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Liang Chen , Lei Wang , Dongni Liu , Li Xiao , Minghua Xuan , Xiaochuan Chen , Shengji Yang , Pengcheng Lu , Detao Zhao , Ning Cong
IPC: G09G3/3233 , G09G3/3275
Abstract: A pixel circuit and a method of driving the same, and a display device. The pixel circuit includes a plurality of pixel compensation circuits, and each pixel compensation circuit can be connected to M light-emitting units located in the same column. Each light-emitting control signal terminal of the M light-emitting control signal terminals included in each light-emitting control signal terminal group may be connected to a pixel compensation circuit group (i.e., K rows of pixels compensation circuits).
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公开(公告)号：US11424295B2
公开(公告)日：2022-08-23
申请号：US16903347
申请日：2020-06-16
Applicant: BOE Technology Group Co., Ltd.
Inventor： Junbo Wei , Shengji Yang , Kuanta Huang , Pengcheng Lu
Abstract: Provided are a display substrate, a preparation method thereof, and a display apparatus. The display substrate includes: a base substrate, a light emitting structure layer disposed on the base substrate, a color filter layer including a plurality of sub-pixels and disposed on a light emitting side of the light emitting structure layer, and a pinhole thin film structure layer disposed on a light emitting side of the color filter layer, the pinhole thin film structure layer including a plurality of amplification structures, the amplification structures corresponding to the sub-pixels one by one, and an orthographic projection of the amplification structures on the base substrate being inside an orthographic projection of the sub-pixels corresponding to the amplification structures on the base substrate, and the amplification structures being configured to amplify images of the sub-pixels corresponding to the amplification structures.
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公开(公告)号：US20220209178A1
公开(公告)日：2022-06-30
申请号：US17437460
申请日：2020-12-04
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Chao Pu , Shengji Yang , Pengcheng Lu , Kuanta Huang , Xiaochuan Chen , Junbo Wei
Abstract: A display panel, a method of manufacturing a display panel, and a display device are provided. The display panel includes: a substrate; a light-emitting device layer arranged on the substrate; a first thin film encapsulation layer including at least one organic layer; a color filter layer; a second thin film encapsulation layer including at least one organic layer; and an adhesive film layer arranged on at least one side of the color filter layer, wherein the adhesive film layer is in direct contact with the color filter layer, and the adhesive film layer and the color filter layer are stacked, and a material of the adhesive film layer has a viscosity greater than a viscosity of a material of the organic layer in each of the first thin film encapsulation layer and the second thin film encapsulation layer.
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公开(公告)号：US11348978B2
公开(公告)日：2022-05-31
申请号：US16629558
申请日：2018-12-19
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Shengji Yang , Xue Dong , Xiaochuan Chen , Hui Wang , Pengcheng Lu , Shengnan Li
Abstract: The present disclosure provides a display panel and a method for manufacturing the same, and a display device. The display panel includes: a substrate; a pixel unit array disposed on one side of the substrate, wherein the pixel unit array comprises a plurality of pixel units, at least one of the plurality of pixel units comprising an anode layer, a cathode layer, and a light emitting layer located between the anode layer and the cathode layer, the cathode layer defining an opening configured to transmit a light emitted from the light emitting layer; and at least one sensor disposed on one side of the pixel unit array away from the substrate and configured to detect a light transmitted through the opening.
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Patent Agency Ranking
公开(公告)号：US11315985B2
公开(公告)日：2022-04-26
申请号：US16629558
申请日：2018-12-19
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Shengji Yang , Xue Dong , Xiaochuan Chen , Hui Wang , Pengcheng Lu , Shengnan Li
Abstract: The present disclosure provides a display panel and a method for manufacturing the same, and a display device. The display panel includes: a substrate; a pixel unit array disposed on one side of the substrate, wherein the pixel unit array comprises a plurality of pixel units, at least one of the plurality of pixel units comprising an anode layer, a cathode layer, and a light emitting layer located between the anode layer and the cathode layer, the cathode layer defining an opening configured to transmit a light emitted from the light emitting layer; and at least one sensor disposed on one side of the pixel unit array away from the substrate and configured to detect a light transmitted through the opening.
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17.发明授权公开(公告)号：US11315490B2
公开(公告)日：2022-04-26
申请号：US16470443
申请日：2018-12-29
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Guohong Qin , Xiaochuan Chen , Shengji Yang , Pengcheng Lu , Weihai Wang , Rongrong Shi
IPC: G09G3/3258 , G09G3/3291
Abstract: A pixel circuit, a driving method thereof and a display panel are disclosed. The pixel circuit includes a data writing circuit, a light-emitting drive circuit, and a voltage amplification circuit; the data writing circuit is electrically connected with a first node and is configured to write a data signal to the first node under control of a scan signal; two ends of the voltage amplification circuit are electrically connected with the first node and a second node respectively, and the voltage amplification circuit are configured to obtain an amplified voltage signal based on the data signal and write the amplified voltage signal to the second node; and the light-emitting drive circuit is electrically connected with the second node and is configured to drive a light-emitting component to emit light under control of the amplified voltage signal.
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公开(公告)号：US11264570B2
公开(公告)日：2022-03-01
申请号：US16642676
申请日：2019-03-22
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Shengji Yang , Xue Dong , Xiaochuan Chen , Hui Wang , Pengcheng Lu
Abstract: An alignment method, an alignment device and evaporation equipment are provided. The alignment device includes: a first alignment module, located outside an evaporation chamber and configured to determine relative position information between a substrate to be evaporated and a mask for evaporation; a second alignment module, located in the evaporation chamber and configured to adjust a position of the substrate to be evaporated and/or the mask for evaporation according to the relative position information until an orthographic projection of a first alignment mark of the substrate to be evaporated on the mask for evaporation at least partially overlaps a hollowed area of the mask for evaporation, obtain position information of the first alignment mark through the hollowed area, and adjust a position of the substrate to be evaporated and/or the mask for evaporation according to the position information.
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公开(公告)号：US11238802B2
公开(公告)日：2022-02-01
申请号：US17042575
申请日：2020-03-17
Inventor： Rongrong Shi , Shengji Yang , Kuanta Huang , Xiaochuan Chen , Pengcheng Lu
IPC: G09G3/3258 , G09G3/3266 , G09G3/3275 , G09G3/20
Abstract: A pixel circuit and a driving method thereof, a display panel, and a display device. The pixel circuit includes a driving circuit, a first switching circuit, a second switching circuit, and a first reset circuit. The driving circuit is configured to drive a light-emitting element to emit light, the first switching circuit is configured to be turned on in response to a first scanning signal to transmit a data signal to a control terminal of the driving circuit, the second switching circuit is configured to be turned on in response to a light-emitting control signal to transmit a first power signal to a first terminal of the driving circuit, and the first reset circuit is configured to be turned on in response to a first reset control signal to transmit a reset signal to the first terminal of the driving circuit.
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公开(公告)号：US20220006062A1
公开(公告)日：2022-01-06
申请号：US16959480
申请日：2019-08-23
Applicant: BOE Technology Group Co., Ltd.
Inventor： Dongsheng Li , Kuanta Huang , Yunlong Li , Shengji Yang , Pengcheng Lu , Xiaochuan Chen , Qing Wang , Hui Tong , Yongfa Dong , Xiaobin Shen , Xiong Yuan , Yu Wang
Abstract: A light-emitting diode (LED) display panel, a manufacturing method thereof, and an organic light-emitting diode (OLED) display device are disclosed. The LED display panel includes: a base substrate; and a plurality of sub-pixels, a color resistance layer and a light-shielding structure located on the base substrate. The base substrate includes a display region and a periphery region; the sub-pixels are located in the display region; the light-shielding structure is an annular structure located in the periphery region. The light-shielding structure includes a first light-shielding structure and a second light-shielding structure located at a side of the first light-shielding structure away from the base substrate, a second orthographic projection of the second light-shielding structure on the base substrate is located within a first orthographic projection of the first light-shielding structure on the base substrate, and the first orthographic projection is not completely coincident with the second orthographic projection.
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