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81.发明申请公开(公告)号：US20190237023A1
公开(公告)日：2019-08-01
申请号：US16205305
申请日：2018-11-30
Inventor： Ying WANG , Meng LI , Hongmin LI , Dong WANG , Fengjing TANG
IPC: G09G3/3266 , G09G3/36 , G11C19/28
CPC classification number: G09G3/3266 , G09G3/3677 , G09G2310/0286 , G09G2310/06 , G11C19/28
Abstract: A shift register and a method for driving the same, a gate driving circuit and a display device. The shift register includes: an input sub-circuit configured to provide a signal at the signal input terminal to the pull-up node under control of the first clock signal terminal; an output sub-circuit configured to provide a clock signal at the second clock signal terminal to the signal output terminal under control of the pull-up node; and a pull-down sub-circuit configured to provide a signal at the power supply terminal to the signal output terminal under control of the third clock signal terminal.
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公开(公告)号：US20250151397A1
公开(公告)日：2025-05-08
申请号：US18832075
申请日：2022-08-31
Inventor： Meng LI
Abstract: A display panel and a display device are provided. The display panel includes a pixel driving circuit, a base substrate, a first reset signal line, a second gate line and a first conductive portion. The orthographic projection of the second gate line on the base substrate is located between the orthographic projection of the first reset signal line on the base substrate and an orthographic projection of the first conductive portion on the base substrate.
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公开(公告)号：US20250081767A1
公开(公告)日：2025-03-06
申请号：US18558076
申请日：2022-05-31
Inventor： Jiaxing CHEN , Yao HUANG , Tianyi CHENG , Meng LI , Binyan WANG , Yu WANG , Peng XU
IPC: H10K59/131 , H10K59/121 , H10K102/00
Abstract: A display substrate and a display device are provided, which includes: a pixel circuit, on the base substrate and including a driving transistor and a storage capacitor; the display substrate includes a first conductive layer, a second conductive layer and a first semiconductor layer, the first conductive layer includes a first connection structure, the first connection structure includes a first end and a second end, the first end is connected with the first semiconductor layer, the second end is electrically connected with a gate electrode of the driving transistor and a first electrode plate of the storage capacitor; the first conductive layer is at a side of the first semiconductor layer away from the base substrate, the second conductive layer is at a side of the first conductive layer away from the base substrate.
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公开(公告)号：US20250078750A1
公开(公告)日：2025-03-06
申请号：US18563498
申请日：2022-11-01
Inventor： Zhongliu YANG , Meng LI , Tianyi CHENG , Haigang QING
IPC: G09G3/3233 , H10K59/121 , H10K59/131
Abstract: A pixel driving circuit, including: a driving circuit, connected to a first node, a second node and a third node, and configured to input a driving current to the third node through the second node according to a signal of the first node; a compensation circuit, connected to the first node, the third node and a first gate driving signal end, and configured to turn on the first node and the third node in response to a signal of the first gate driving signal end; a first light-emitting control circuit, connected to the third node, a fourth node and a first enabling signal end, and configured to communicate with the third node and the fourth node in response to a signal of the first enabling signal end; a first reset circuit, connected to the fourth node, a first initial signal end and a first reset signal end, and configured to transmit a signal of the first initial signal end to the fourth node in response to a signal of the first reset signal end; and a second reset circuit, connected to the second node, a second initial signal end and a second reset signal end, and configured to transmit a signal of the second initial signal end to the second node in response to a signal of the second reset signal end.
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公开(公告)号：US20240233634A9
公开(公告)日：2024-07-11
申请号：US17789935
申请日：2021-06-10
Inventor： Kaipeng SUN , Binyan WANG , Feng WEI , Meng LI , Tianyi CHENG , Lina WANG , Cong LIU , Shiqian DAI
IPC: G09G3/3233 , G09G3/32
CPC classification number: G09G3/3233 , G09G3/32 , G09G2300/0842 , G09G2310/061 , G09G2330/021
Abstract: A display substrate and a display device are provided. The display substrate includes a base substrate and a plurality of reset signal lines. The base substrate includes a display region which includes sub-pixels arranged in array, each sub-pixels includes a pixel driving circuit and a light-emitting element. The plurality of reset signal lines extends in a first direction and include a plurality of first reset signal lines for providing a first reset signal and a plurality of second reset signal lines for providing a second reset signal, and one of the plurality of first reset signal lines and one of the plurality of second reset signal lines are respectively connected to pixel driving circuits of a plurality of sub-pixels located in a same row. A layer where the plurality of first reset signal lines are located is different from layers where the plurality of second reset signal lines are located.
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Patent Agency Ranking
公开(公告)号：US20240057418A1
公开(公告)日：2024-02-15
申请号：US18492194
申请日：2023-10-23
Inventor： Zhongyuan WU , Yongqian LI , Can YUAN , Zhidong YUAN , Meng LI , Dacheng ZHANG , Lang LIU
IPC: H10K59/131
CPC classification number: H10K59/1315
Abstract: Embodiments of the present disclosure provide a display panel and a display device. The display panel includes a base substrate, a plurality of pixel units and a plurality of gate line groups. At least one pixel unit includes a plurality of sub-pixels. At least one sub-pixel includes a sensing transistor and a driving transistor. Each gate line group includes a first gate line and a second gate line; for the first gate line and the second gate line corresponding to the sub-pixels in the same row, the positions of the sensing transistors are closer to the second gate lines, and the positions of the driving transistors are closer to the first gate line, For two sub-pixels close to each other and located in different pixel units in the same row, at least one signal line has a double-layer alignment structure, and the double-layer alignments are electrically connected with each other.
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公开(公告)号：US20230157110A1
公开(公告)日：2023-05-18
申请号：US16976796
申请日：2019-11-29
Inventor： Zhongyuan WU , Yongqian LI , Can YUAN , Zhidong YUAN , Meng LI , Dacheng ZHANG , Lang LIU
IPC: H10K59/131
CPC classification number: H10K59/1315
Abstract: Embodiments of the present disclosure provide a display panel and a display device. The display panel includes a base substrate, a plurality of pixel units and a plurality of gate line groups. At least one pixel unit includes a plurality of sub-pixels. At least one sub-pixel includes a sensing transistor and a driving transistor. Each gate line group includes a first gate line and a second gate line; for the first gate line and the second gate line corresponding to the sub-pixels in the same row, the positions of the sensing transistors are closer to the second gate lines, and the positions of the driving transistors are closer to the first gate line, For two sub-pixels close to each other and located in different pixel units in the same row, at least one signal line has a double-layer alignment structure, and the double-layer alignments are electrically connected with each other.
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公开(公告)号：US20220359623A1
公开(公告)日：2022-11-10
申请号：US17869079
申请日：2022-07-20
Inventor： Zhongyuan WU , Yongqian LI , Can YUAN , Zhidong YUAN , Meng LI , Dacheng ZHANG , Lang LIU
IPC: H01L27/32
Abstract: A display substrate and a display device are provided. The display substrate includes a base substrate and sub-pixels on the base substrate. At least one sub-pixel includes a first transistor, a second transistor and a storage capacitor. The display substrate further includes an extension portion protruding from the gate electrode of the first transistor, and the extension portion is extended from the gate electrode of the first transistor in the second direction; the extension portion is at least partially overlapped with the first electrode of the second transistor in a direction perpendicular to the base substrate and is electrically connected with the first electrode of the second transistor; in the first direction, the extension portion has a second side closest to the second capacitor electrode, and the second side is recessed in a direction away from the second capacitor electrode.
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公开(公告)号：US20220344224A1
公开(公告)日：2022-10-27
申请号：US17435098
申请日：2020-02-27
Inventor： Yongqian LI , Can YUAN , Meng LI , Xuehuan FENG , Zhongyuan WU , Zhidong YUAN
Abstract: The present disclosure provides a motherboard and a manufacturing method for the motherboard, the motherboard includes at least one display area, a periphery area surrounding the at least one display area, a plurality of test terminals, an electrostatic discharge line, a plurality of resistors and at least one thin film transistor. The plurality of test terminals are respectively electrically connected to the electrostatic discharge line through the plurality of resistors. At least one of the plurality of resistors includes an inorganic nonmetal trace. The at least one thin film transistor includes an active layer, and the inorganic nonmetal trace includes a same semiconductor matrix material as the active layer of the at least one thin film transistor.
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公开(公告)号：US20220343862A1
公开(公告)日：2022-10-27
申请号：US17433292
申请日：2020-10-28
Inventor： Yudiao CHENG , Benlian WANG , Meng LI , Weiyun HUANG , Yao HUANG
IPC: G09G3/3275
Abstract: The present disclosure provides display substrate and display device, and belongs to the field of display technology. The display substrate of the disclosure has mounting region, first display region adjacent to mounting region, and second display region surrounding first display region and/or mounting region. The display substrate comprises: substrate; driving circuit layer on substrate and comprising pixel driving circuits in first display region and second display region, and arrangement density of pixel driving circuits in second display region is less than that of pixel driving circuits in second display region; and light emitting devices in mounting region, first display region, and second display region, first electrode of each light emitting device being electrically coupled to a corresponding pixel driving circuit, and pixel driving circuit electrically coupled to first electrode of light emitting device in the mounting region being located in first display region.
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