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公开(公告)号:US12213343B2
公开(公告)日:2025-01-28
申请号:US17599628
申请日:2020-12-23
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor: Dengyun Chen , Hao Liu , Huijuan Zhang
IPC: H10K59/121 , H10K50/84 , H10K59/12 , H10K59/122 , H10K59/131 , H10K71/00
Abstract: Provided are a display panel and a manufacturing method thereof, and a display device. The display panel includes: a base substrate including a display area and a peripheral area; sub-pixels located, at least one sub-pixel including a driving transistor including conductive layers; a first dam located at the peripheral area; a second dam located at the peripheral area and located on one side of the first dam away from the display area; an encapsulation layer, orthographic projections of the sub-pixels, the first and the second dam on the base substrate being located within that of the encapsulation layer; and at least one pressure sensor located on at least one of a first side of the second dam proximate to the first dam or a second side away from the first dam, wherein at least one resistor in each pressure sensor is located in a same layer as one conductive layer.
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公开(公告)号:US12027502B2
公开(公告)日:2024-07-02
申请号:US17263587
申请日:2020-05-25
Inventor: Xuewu Xie , Yu Ai , Yubao Kong , Shi Sun , Bowen Liu , Ameng Zhang , Hao Liu
IPC: H01L25/075 , H01L25/00 , H01L33/60
CPC classification number: H01L25/0753 , H01L25/50 , H01L33/60 , H01L2933/0058
Abstract: A method for manufacturing a display panel, a display panel, and a display device. The display panel includes a first substrate and a second substrate arranged opposite to each other, the first substrate includes a first base substrate and a base film layer arranged on a side of the first base substrate close to the second substrate; a surface of the base film layer close to the second substrate is provided with a plurality of concave mirror structures, the second substrate includes a second base substrate and a plurality of light-emitting units arranged on a side of the second base substrate close to the first substrate, and each of the light-emitting units is located at a focal position of a corresponding concave mirror structure of the concave mirror structures.
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3.
公开(公告)号:US20220319937A1
公开(公告)日:2022-10-06
申请号:US17417050
申请日:2020-09-09
Inventor: Yu Ai , Xuewu Xie , Bowen Liu , Yubao Kong , Shi Sun , Hao Liu , Ameng Zhang
Abstract: A method of fabricating an array substrate is provided. The method includes providing a substrate including a gate pad configured to bond a gate driving integrated circuit, a data pad configured to bond a data driving integrated circuit, and a plurality of peripheral layout gate (PLG) proto-lines connecting the gate pad and the data pad; forming a PLG testing pad on the substrate; forming a shorting bar connecting the PLG testing pad to first terminals of the plurality of PLG proto-lines; forming a plurality of testing pins respectively connected to second terminals of the plurality of PLG proto-lines, wherein the plurality of testing pins are formed in a first dummy region of the substrate, the first dummy region is adjacent to an array substrate region of the substrate; and connecting the plurality of testing pins to a probe unit to test connectivity of the plurality of PLG proto-lines.
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公开(公告)号:US11307034B2
公开(公告)日:2022-04-19
申请号:US16337581
申请日:2018-09-04
Inventor: Ying Wang , Tien Lun Ting , Xue Cao , Peizhi Cai , Hao Liu , Chuncheng Che , Hailin Xue , Xibin Shao , Jie Wu
Abstract: A gyroscope, an electronic device and a method of detecting an angular velocity. The gyroscope includes: a photoelectric detector and a light source, wherein the light source is movable relative to the photoelectric detector, and light emitted by the light source is able to be irradiated onto the photoelectric detector.
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公开(公告)号:US11164516B2
公开(公告)日:2021-11-02
申请号:US16766470
申请日:2019-12-26
Inventor: Xuehuan Feng , Yongqian Li , Hao Liu
IPC: G09G3/3225 , G11C19/28
Abstract: A shift register unit, a gate driving circuit, a display device, and a driving method are disclosed. The shift register unit includes a first sub-circuit, a second sub-circuit, and a leakage prevention circuit. The first sub-circuit comprises a first input circuit and a first output circuit, the first input circuit is configured to control a level of a first node in response to a first input signal. The second sub-circuit comprises a second input circuit and the second output circuit. The leakage prevention circuit is connected to the first node, and is configured to control a level of the leakage prevention node under control of the level of the first node, so that a circuit connected between the first node and the leakage prevention node is turned off, and a circuit connected between the second node and the leakage prevention node is turned off.
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公开(公告)号:US10916738B2
公开(公告)日:2021-02-09
申请号:US16466499
申请日:2018-12-03
Inventor: Shi Sun , Xuewu Xie , Hao Liu , Ameng Zhang , Yu Ai , Bowen Liu , Yubao Kong
Abstract: The present disclosure provides a display panel, a manufacturing method of the display panel, and a display device. The manufacturing method includes: forming an auxiliary cathode layer; forming at least one tip structure on the auxiliary cathode layer; forming a main cathode layer, wherein the at least one tip structure is between the auxiliary cathode layer and the main cathode layer; and forming at least one connection between the main cathode layer and the auxiliary cathode layer by discharging at the at least one tip structure, wherein the at least one connection is electrically connected to the main cathode layer and the auxiliary cathode layer respectively.
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7.
公开(公告)号:US20200371399A1
公开(公告)日:2020-11-26
申请号:US16613332
申请日:2018-09-17
Inventor: Deqiang Liu , Xibin Shao , Feifei Wang , Hongming Zhan , Kaixuan Wang , Hao Liu , Lifeng Lin
IPC: G02F1/1343 , G02F1/1339 , G02F1/1335 , G02F1/1337
Abstract: A horizontal electric field type display panel, a method of manufacturing the same, and a display device are provided in embodiments of the disclosure, the horizontal electric field type display panel including: a first substrate and a second substrate arranged opposite to each other; a liquid crystal layer between the first substrate and the second substrate; and a first compensation film layer between the first substrate and the second substrate, wherein the first compensation film layer is configured to compensate for a phase delay of an axial light in a condition that the display panel is subjected to a non-uniform external force.
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公开(公告)号:US20240179973A1
公开(公告)日:2024-05-30
申请号:US18264484
申请日:2022-11-25
Applicant: BOE Technology Group Co., Ltd.
Inventor: Guangliang Shang , Hao Liu , Jiangnan Lu , Mengyang Wen , Xinbin Han
IPC: H10K59/131
CPC classification number: H10K59/131
Abstract: A display panel is provided. The display panel includes a display area and a peripheral area. The peripheral area includes a first region, a second region, a third region, and a fourth region. The second region includes a scan circuit configured to generate control signals for subpixels in the display area. The third region includes a voltage supply pad configured to provide a voltage supply signal to the subpixels in the display area. The first region includes fanout lines connecting the scan circuit to the subpixels in the display area. The fourth region includes one or more sub-regions.
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公开(公告)号:US11927851B2
公开(公告)日:2024-03-12
申请号:US17606581
申请日:2021-01-18
Inventor: Hao Liu , Ruichen Zhang , Kaixuan Wang , Yanqing Chen , Zhao Zhang , Yanni Liu , Li Tian
IPC: G02F1/13363 , G02F1/1335 , G02F1/1337 , G09G3/36 , G02F1/139
CPC classification number: G02F1/133638 , G02F1/133504 , G02F1/133531 , G02F1/133553 , G02F1/1337 , G09G3/36 , G02F1/1396 , G02F2203/02 , G02F2203/66 , G02F2413/02 , G02F2413/06 , G02F2413/08 , G09G2330/02
Abstract: A display panel and a display device are provided. The display panel includes a first base substrate; a second base substrate opposite to the first base substrate; a liquid crystal layer between the first and second base substrates; a first alignment film at a side of the first base substrate facing the liquid crystal layer; a second alignment film at a side of the second base substrate facing the liquid crystal layer; a polarizer at a side of the first base substrate away from the liquid crystal layer; and a quarter-wave plate between the polarizer and the first base substrate. An angle between a center line of an included angle between the first alignment direction of the first alignment film and the second alignment direction of the second alignment film and a slow axis of the quarter-wave plate is in a range from 75 to 105 degrees.
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公开(公告)号:US11846840B2
公开(公告)日:2023-12-19
申请号:US17312151
申请日:2020-10-30
Inventor: Hao Liu , Yunben Shen , Guangning Hao , Tao Ni , Yang Liu , Lihua Sheng
IPC: G02F1/1333 , G02F1/13357 , H05K5/02
CPC classification number: G02F1/133328 , G02F1/133317 , G02F1/133322 , G02F1/133608 , H05K5/0204
Abstract: A display device includes: a frame, including a frame body, a first protrusion disposed on the frame body, and a second protrusion disposed on the frame body, the second protrusion including at least one stepped portion; a display panel, located on a side of one stepped portion of the at least one stepped portion close to a light emitting surface of the display device and located on an inner side of the frame body; and a planar back housing, fixed on the inner side of the frame body and a side of the first protrusion away from the light emitting surface.
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