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公开(公告)号：US20250081792A1
公开(公告)日：2025-03-06
申请号：US18625152
申请日：2024-04-02
Applicant: Wuhan Tianma Micro-Electronics Co., Ltd. , Wuhan Tianma Micro-Electronics Co., Ltd. Shanghai Branch
Inventor： QINGXIA WANG , Ruiqi Huang , Peng Zhang , Jingjing Huang , You Gao
IPC: H10K59/40 , G06F3/041 , G06F3/044 , H10K59/131
Abstract: Display panel and display device are provided. The display panel includes a display area and a non-display area. The non-display area includes a bending area and a first area. The first area is located on a side of the bending area away from the display area. The display panel comprises a substrate, a driving array layer disposed on a side of the substrate, and a touch function layer disposed on a side of the driving array layer away from the substrate. The driving array layer includes a first metal layer. In the first area, the first metal layer includes a plurality of first touch signal lines and a plurality of first fixed potential signal lines. At least one first fixed potential signal line of the plurality of first fixed potential signal lines is disposed between two adjacent first touch signal lines of the plurality of first touch signal lines.
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公开(公告)号：US20240315103A1
公开(公告)日：2024-09-19
申请号：US18204700
申请日：2023-06-01
Applicant: Wuhan Tianma Micro-Electronics Co. Ltd. , Wuhan Tianma Micro-Electronics Co. Ltd. Shanghai Branch
Inventor： Qibing WEI , Peng ZHANG , Xingyao ZHOU
CPC classification number: H10K59/353 , G06F3/0446 , H10K59/352 , H10K59/40
Abstract: A display panel includes a display panel comprising a display layer and a touch layer arranged on a side of the display layer. The display layer includes a plurality of subpixels and a plurality of pixel openings. The plurality of subpixels includes first color subpixels and second color subpixels. The plurality of pixel openings includes first color pixel openings and second color pixel openings. A first color subpixel corresponds to a first color pixel opening. A second color subpixel corresponds to a second color pixel opening. An area of the first color pixel opening is larger than an area of the second color pixel opening. The touch layer includes a plurality of touch electrodes insulated from each other, and the plurality of touch electrodes includes a plurality of electrically connected metal grids.
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公开(公告)号：US12069919B2
公开(公告)日：2024-08-20
申请号：US18243084
申请日：2023-09-06
Applicant: Wuhan Tianma Micro-Electronics Co., Ltd. , Wuhan Tianma Micro-Electronics Co., Ltd. Shanghai Branch
Inventor： Qibing Wei , Peng Zhang , Xingyao Zhou , Gaojun Huang , Lilian Kuang
IPC: H10K59/131 , G09G3/3225
CPC classification number: H10K59/131 , G09G3/3225 , G09G2300/0842 , G09G2300/0861
Abstract: A display panel and a display device are provided. The display panel includes a display area and at least two non-display areas arranged adjacently along a first direction. The display area at least partially surrounds the non-display areas. Each non-display area includes at least one light-transmitting area and a wiring area, and the wiring area at least partially surrounds the at least one light-transmitting area. The display area includes pixel circuits and driving signal lines electrically connected with the pixel circuits. A driving signal line includes a first segment in the display area, a first connection line located in the wiring area, and a second segment located between the at least two non-display areas that are arranged adjacently. The first segment is connected to the second segment through the first connection line and the first segment is at least located at a side of the at least two non-display areas that are arranged adjacently.
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公开(公告)号：US20220335873A1
公开(公告)日：2022-10-20
申请号：US17811123
申请日：2022-07-07
Applicant: WUHAN TIANMA MICRO-ELECTRONICS CO., LTD. , WUHAN TIANMA MICRO-ELECTRONICS CO., LTD. SHANGHAI BRANCH
Inventor： Junting Ouyang , Boquan LIN , Kerui XI , Xiangzi KONG , Bojia LV
Abstract: The present disclosure provides a driving method of a gate driving circuit. The driving method includes: outputting, by a plurality of shift register units of a shift register, signals sequentially, the plurality of shift register units being cascaded; determining, by a detection module, whether the plurality of shift register units has an abnormality according to one or more signals outputted from at least a part of the plurality of shift register units, and issuing a scan control command when it is determined that the plurality of shift register units has the abnormality; and controlling, by a scan control module, the shift register to perform forward scanning and reverse scanning under the scan control command.
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公开(公告)号：US12293051B2
公开(公告)日：2025-05-06
申请号：US18404260
申请日：2024-01-04
Applicant: Wuhan Tianma Micro-Electronics Co., Ltd. , Wuhan Tianma Micro-Electronics Co., Ltd. Shanghai Branch
Inventor： Qibing Wei , Peng Zhang
Abstract: A display panel and a display device are provided. The touch layer of the display panel includes first touch units including first touch electrodes and second touch units including second touch electrodes. At least two mounting holes are provided in the touch area, and the auxiliary electrodes in the touch layer include a first auxiliary electrode located between the two mounting holes. At least one first touch unit is cut off by the mounting holes. At least one first auxiliary electrode is connected to at least one of two first touch units adjacent to the first touch unit in a second direction. Or at least one second touch unit is cut off by the mounting holes, and at least one first auxiliary electrode is connected to at least one of two second touch units adjacent to the second touch unit.
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Patent Agency Ranking
公开(公告)号：US20240365592A1
公开(公告)日：2024-10-31
申请号：US18227046
申请日：2023-07-27
Applicant: Wuhan Tianma Micro-Electronics Co., Ltd. , Wuhan Tianma Micro-Electronics Co., Ltd. Shanghai Branch
Inventor： Huiping CHAI
IPC: H10K59/121
CPC classification number: H10K59/1216
Abstract: A display module and a display device are provided. The display module includes array layers and light-emitting devices. One light-emitting device is located on a side of one corresponding array layer facing a light-emitting surface of the display module, and includes a source-drain metal layer which includes a first metal component and a second metal component. The light-emitting device includes an anode layer which includes a first-type anode unit disposed correspondingly to the first metal component and a second-type anode unit disposed correspondingly to the second metal component. The second-type anode unit includes a first body portion and a first sub-extension unit connected to each other. Along a thickness direction of the display module, the first metal component at least partially overlaps the first-type anode unit, and the second metal component at least partially overlaps the first sub-extension unit while does not overlap the first body portion.
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公开(公告)号：US20240093348A1
公开(公告)日：2024-03-21
申请号：US18524974
申请日：2023-11-30
Applicant: Wuhan Tianma Micro-Electronics Co., Ltd. , Wuhan Tianma Micro-Electronics Co., Ltd. Shanghai Branch
Inventor： Naichao MU , Yuan Li , Yu Xin , Jun Ma , Lijing Han
CPC classification number: C23C14/042 , C23C14/12 , H10K71/00 , H10K71/166
Abstract: A mask module includes a framework and a first strip plate fixed on the framework and extending along a first direction. The first strip plate is provided with a first concave-convex structure on one side edge along the first direction. At least one convex structure is provided in a middle of the first concave-convex structure along the first direction. The convex structure and the first stripe plate are integrally formed.
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公开(公告)号：US20250046246A1
公开(公告)日：2025-02-06
申请号：US18639525
申请日：2024-04-18
Applicant: Wuhan Tianma Micro-Electronics Co., Ltd. , Wuhan Tianma Micro-Electronics Co., Ltd. Shanghai Branch
Inventor： Yana GAO , Gaojun HUANG , Xingyao ZHOU
IPC: G09G3/3233
Abstract: A display panel includes a light-emitting element, a pixel circuit, and a peripheral drive circuit. The pixel circuit includes a drive module, a first reset module, and a compensation module. The operation process includes a power-on stage and a display stage in sequence. The power-on stage includes a first phase and a second phase in sequence. For part of the frames of the power-on stage, the peripheral drive circuit provides a first control signal to a control terminal of the first reset module. The first reset module is turned on. The peripheral drive circuit provides a second control signal to a control terminal of the compensation module. The compensation module is turned on. In the second phase, the peripheral drive circuit provides a first power supply voltage to a first terminal and/or provides a second power supply voltage to a second terminal. Problems of power-on flickering are improved.
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公开(公告)号：US20240353964A1
公开(公告)日：2024-10-24
申请号：US18404260
申请日：2024-01-04
Applicant: Wuhan Tianma Micro-Electronics Co., Ltd. , Wuhan Tianma Micro-Electronics Co., Ltd. Shanghai Branch
Inventor： Qibing WEI , Peng ZHANG
CPC classification number: G06F3/0446 , G06F3/0412 , H10K59/40 , G06F2203/04111
Abstract: A display panel and a display device are provided. The touch layer of the display panel includes first touch units including first touch electrodes and second touch units including second touch electrodes. At least two mounting holes are provided in the touch area, and the auxiliary electrodes in the touch layer include a first auxiliary electrode located between the two mounting holes. At least one first touch unit is cut off by the mounting holes. At least one first auxiliary electrode is connected to at least one of two first touch units adjacent to the first touch unit in a second direction. Or at least one second touch unit is cut off by the mounting holes, and at least one first auxiliary electrode is connected to at least one of two second touch units adjacent to the second touch unit.
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公开(公告)号：US11690260B2
公开(公告)日：2023-06-27
申请号：US17473361
申请日：2021-09-13
Applicant: WUHAN TIANMA MICRO-ELECTRONICS CO., LTD. , WUHAN TIANMA MICRO-ELECTRONICS CO., LTD. SHANGHAI BRANCH
Inventor： Lijing Han , Xian Chen , Yu Xin
IPC: H10K59/126 , H10K59/121 , H10K59/131
CPC classification number: H10K59/126 , H10K59/1213 , H10K59/1216 , H10K59/131
Abstract: The present disclosure provides a display panel and a display device. The display panel includes pixel circuits arranged in a matrix, and a blocking unit. Each pixel circuit includes: a driving transistor; a first switch transistor; a second switch transistor; and a third switch transistor. The blocking unit is configured to receive a fixed potential signal, and at least a partial area of the blocking unit is located between a first semiconductor connection portion and a second semiconductor connection portion, the first semiconductor connection portion is connected between a second electrode of the first switch transistor and a gate electrode of the driving transistor, and the second semiconductor connection portion is electrically connected between a first electrode of the second switch transistor and a data line.
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