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公开(公告)号：US20200243004A1
公开(公告)日：2020-07-30
申请号：US16606128
申请日：2019-05-14
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Detao Zhao , Lei Wang , Ming Yang , Can Wang , Ning Cong , Han Yue , Can Zhang , Minghua Xuan , Xiaochuan Chen
IPC: G09G3/3225
Abstract: A flexible display screen, a bending detection method and device, a driving method are disclosed. The flexible display screen includes an array substrate, a light emitting device on a side of the array substrate, and an elastic conductor layer on a side of the array substrate distal to the light emitting device. The array substrate includes at least one target region, and a plurality of storage capacitors in each target region. The array substrate further includes a target electrode-plate including first electrode-plates of storage capacitors in the same target region. The target electrode-plate is electrically connected to a detecting signal terminal, and the detecting electrode-plate includes at least the target electrode-plate. The array substrate is configured to form a bending detection capacitor collectively by the detecting electrode-plate and the elastic conductor layer in response to the target electrode-plate receives detecting signal.
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32.发明申请公开(公告)号：US20190305069A1
公开(公告)日：2019-10-03
申请号：US16176708
申请日：2018-10-31
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
IPC: H01L27/32 , G06F3/044 , G09G3/3225 , H01L51/52 , H01L51/56
Abstract: The present disclosure provides a display substrate and a manufacturing method thereof, a display panel and a manufacturing method and a driving method thereof, and a display apparatus. The display substrate includes: a base substrate; and a first electrode, a signal line, and an organic layer between the first electrode and the signal line, all of which are on the base substrate, wherein the display substrate further comprises a conductive pillar configured to penetrate the organic layer and electrically connect the first electrode to the signal line.
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33.发明授权公开(公告)号：US09685252B2
公开(公告)日：2017-06-20
申请号：US14527518
申请日：2014-10-29
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Can Wang , Fang Liu , Yingwei Liu
CPC classification number: H01B1/023 , B32B15/017 , C23C14/16 , C23C14/18
Abstract: The present disclosure relates to an aluminum electrode, a method of forming an aluminum electrode and an electronic device therewith. An aluminum electrode according to one aspect of the present disclosure comprises: a bottom layer consisting of molybdenum; a top layer consisting of molybdenum; and an aluminum layer located between the bottom layer and the top layer, wherein the bottom layer, the top layer and the aluminum layer are formed at a temperature below 120° C. An aluminum electrode according to one embodiment of the present disclosure eliminates the mouse bite phenomenon. An aluminum electrode according to another aspect of the present disclosure comprises: a bottom layer consisting of a metal or metal-alloy nitride; a top layer consisting of molybdenum; and an aluminum layer located between the bottom layer and the top layer, wherein the bottom layer, the top layer and the aluminum layer are formed at a temperature below 120° C. An aluminum electrode according to another embodiment of the present disclosure eliminates both of the mouse bite phenomenon and the undercut phenomenon, and can further arrive at a desired profile angle by controlling the content of nitrogen.
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34.发明授权公开(公告)号：US09627546B2
公开(公告)日：2017-04-18
申请号：US14535772
申请日：2014-11-07
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
IPC: H01L29/786 , H01L29/66 , H01L29/24 , H01L21/02 , H01L27/12
CPC classification number: H01L29/7869 , H01L21/02118 , H01L27/1225 , H01L27/1248 , H01L29/24 , H01L29/66969 , H01L29/78633
Abstract: An oxide thin film transistor, an array substrate, methods of manufacturing the same and a display device are disclosed. The oxide thin film transistor includes: a base substrate; and a gate electrode, a gate insulating layer, an oxide active layer, drain/source electrodes sequentially disposed on the base substrate. The oxide TFT transistor further includes an ultraviolet barrier layer disposed on the oxide active layer, the ultraviolet barrier layer is made of a resin material contains an ultraviolet absorbent. The stability of the oxide TFT is enhanced by disposing the ultraviolet barrier layer over the oxide active layer of the oxide TFT, since the ultraviolet barrier layer blocks the impact of UV light on the oxide TFT.
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35.发明申请TRANS-REFLECTIVE LIQUID CRYSTAL DISPLAY ARRAY SUBSTRATE, MANUFACTURING METHOD THEREOF AND DISPLAY DEVICE 有权透射式液晶显示阵列基板，其制造方法及显示装置公开(公告)号：US20140111747A1
公开(公告)日：2014-04-24
申请号：US13993955
申请日：2012-11-29
Applicant: BOE Technology Group Co., Ltd.
IPC: G02F1/1335
CPC classification number: G02F1/133512 , G02F1/133371 , G02F1/133514 , G02F1/133555 , G02F1/136209 , G02F2201/40
Abstract: A trans-reflective liquid crystal display array substrate and a manufacturing method thereof. The trans-reflective liquid crystal display array substrate (1) includes a substrate (11) and a thin film transistor (12) provided thereon. A black matrix (13) is provided on the thin film transistor (12) and a reflective layer (14) is located on the black matrix (14). The brightness of the liquid crystal display panel is increased by enlarging the pixel aperture ratio.
Abstract translation: 一种反式反射型液晶显示阵列基板及其制造方法。 反射型液晶显示阵列基板（1）包括基板（11）和设置在其上的薄膜晶体管（12）。 在薄膜晶体管（12）上设置黑矩阵（13），反射层（14）位于黑矩阵（14）上。 液晶显示面板的亮度通过放大像素孔径比而增加。
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Patent Agency Ranking
36.发明授权公开(公告)号：US12283234B2
公开(公告)日：2025-04-22
申请号：US18642994
申请日：2024-04-23
Applicant: BOE Technology Group Co., Ltd.
Inventor： Can Wang , Yan Qu , Can Zhang , Minghua Xuan , Xiaochuan Chen , Ning Cong , Jinfei Niu , Jingjing Zhang
IPC: G09G3/32
Abstract: A pixel driving circuit including a driving circuit, a first light emission control circuit and a first digital circuit. The driving circuit is connected to a first power source end, a first node and the light-emitting unit, and is used for providing, according to the voltage of the first node, a driving current for the light-emitting unit by using the first power source end; the first light emission control circuit is connected to a first digital signal end; and the first digital circuit comprises a first signal conversion circuit, and the first signal conversion circuit is connected to a first analog signal end and the first digital signal end and is used for inputting the first digital signal into the first digital signal end according to a first analog signal of the first analog signal end.
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公开(公告)号：US12237316B2
公开(公告)日：2025-02-25
申请号：US17778540
申请日：2021-06-25
Applicant: BOE Technology Group Co., Ltd.
Inventor： Wei Li , Can Wang , Can Zhang , Li Xiao , Minghua Xuan , Lijun Yuan , Jinfei Niu , Jingjing Zhang , Guangcai Yuan
Abstract: A display substrate, including: a base substrate including at least a side edge and a display area; a plurality of pixel units disposed in the display area, a second pixel unit is located on a side of a first pixel unit close to the side edge, edges of the second pixel unit include the side edge, a third pixel unit is located between the first pixel unit and the second pixel unit, and the third pixel unit is adjacent to the second pixel unit; and a plurality of light emitting diode chips disposed on the base substrate a first light emitting diode chip is located in the first pixel unit, a part of a second light emitting diode chip is located in the second pixel unit, and the other part of the second light emitting diode chip is located in the third pixel unit.
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公开(公告)号：US12073762B2
公开(公告)日：2024-08-27
申请号：US18206715
申请日：2023-06-07
Applicant: BOE Technology Group Co., Ltd.
Inventor： Lijun Yuan , Can Zhang , Ning Cong , Wei Li , Can Wang , Jinfei Niu , Jingjing Zhang , Minghua Xuan
IPC: G09G3/20
CPC classification number: G09G3/2092 , G09G2300/0426 , G09G2310/0278 , G09G2310/061
Abstract: The pixel driving circuit includes a current control sub-circuit configured to output a gray scale current signal to an element to be driven, and a gating sub-circuit. The gating sub-circuit is coupled to a scan signal terminal, a reset signal terminal, a gating data signal terminal and a pulse voltage signal terminal; the gating sub-circuit is configured to drive the element to be driven to continuously emit light under the control of a scan signal from the scan signal terminal and a gating data signal from the gating data signal terminal, and to drive the element to be driven to intermittently emit light under the control of a reset signal from the reset signal terminal, the gating data signal from the gating data signal terminal, and a pulse voltage signal from the pulse voltage signal terminal.
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公开(公告)号：US20240274586A1
公开(公告)日：2024-08-15
申请号：US18022918
申请日：2022-05-23
Applicant: BOE Technology Group Co., Ltd.
Inventor： Can Wang , Minghua Xuan , Xuan Liang , Xue Dong , Qi Qi , Mingkun Yang
IPC: H01L25/075 , H01L25/16 , H01L33/10 , H01L33/62
CPC classification number: H01L25/0753 , H01L25/167 , H01L33/10 , H01L33/62
Abstract: The present application provides a light-emitting device, a display apparatus, the light-emitting device including: a substrate; at least two light-emitting units, in a direction perpendicular to the plane where the substrate is located, orthographic projections of two adjacent light-emitting units on the substrate overlap; at least one patterned bonding layer, located between two adjacent light-emitting units, including a plurality of spaced bonding portions, the bonding portions are configured to be fixed and electrically connected to the two adjacent light-emitting units; the orthographic projection of the bonding portion on the substrate is within the orthographic projection of the light-emitting unit on the substrate, and the sum of the orthographic projection areas of all bonding portions on the substrate is less than the area of the orthographic projection of the light-emitting device on the substrate. Embodiments of the present application provide a light-emitting device with high luminous efficiency and preferable wavelength uniformity.
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公开(公告)号：US11670220B2
公开(公告)日：2023-06-06
申请号：US17418808
申请日：2020-12-28
Inventor： Ning Cong , Minghua Xuan , Can Zhang , Ming Yang , Can Wang , Lijun Yuan
IPC: G09G3/32 , G09G3/3233
CPC classification number: G09G3/32 , G09G3/3233 , G09G2300/0426 , G09G2300/0819 , G09G2300/0842 , G09G2300/0861 , G09G2310/08 , G09G2320/0233 , G09G2330/021
Abstract: A pixel circuit includes a compensating circuit which can adjust an electric potential of a second control node (a gate of a transistor controlling conduction or non-conduction between a first connection node and a second connection node) based on an electric potential of a first control node, and can adjust an electric potential of the second control node based on an electric potential of the second connection node. A method for driving a pixel circuit, a display substrate, and a display device is also provided.
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