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公开(公告)号：US20240389383A1
公开(公告)日：2024-11-21
申请号：US17914516
申请日：2021-11-22
Inventor： Yongchao HUANG , Qinghe WANG , Leilei CHENG , Tongshang SU , Jun LIU , Chao WANG , Jun CHENG , Liangchen YAN
IPC: H10K59/121 , H10K59/131 , H10K59/80
Abstract: A display panel includes a base substrate, and pixel driving circuits disposed on the base substrate. A pixel driving circuit in the pixel driving circuits includes a driving transistor and a capacitor. A gate of the driving transistor is farther from the base substrate than an active layer of the driving transistor. An active portion of the active layer includes edges that are flush with respective edges of the gate. A first electrode plate of the capacitor is coupled to the gate of the driving transistor. A second electrode plate of the capacitor is disposed on a side of the gate away from the base substrate, and is able to shield light. Orthographic projections, on the base substrate, of the edges of the active portion that are flush with respective edges of the gate are located within an orthographic projection of the
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公开(公告)号：US20240387514A1
公开(公告)日：2024-11-21
申请号：US18272123
申请日：2022-07-29
Inventor： Jun WANG , Jun CHENG , Haitao WANG , Tongshang SU , Yongchao HUANG , Jingang FANG , Liu ZHANG , Shengli LIU
Abstract: The present disclosure provides a display substrate, a manufacturing method thereof and a display device. The display substrate includes a base substrate, a plurality of groups of scanning lines extending along a first direction and arranged along a second direction, and a reference signal line extending along the second direction at an end of each scanning line, and an orthogonal projection of the reference signal line onto the base substrate does not overlap with an orthogonal projection of each scanning line onto the base substrate. The scanning lines include a target scanning line for discharging static electricity and including an electrostatic discharge end arranged at a side of the target scanning line close to the reference signal line, the display substrate further includes an electrostatic discharge structure electrically coupled to the electrostatic discharge end and an electrostatic ring and arranged between the electrostatic discharge end and the reference signal line.
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公开(公告)号：US12148404B2
公开(公告)日：2024-11-19
申请号：US18395828
申请日：2023-12-26
Inventor： Rui Ma , Xiaoye Ma , Xianjie Shao , Ruifang Du
IPC: G09G3/32 , G09G3/3266 , G09G3/36 , G11C19/28 , G02F1/1345
Abstract: A display substrate and a display device are disclosed. The display substrate includes a base substrate and a plurality of shift register units; each of the plurality of shift register units includes an input circuit, an output circuit, a first reset circuit and a frame reset signal connection wire; the frame reset signal connection wire and is configured to provide a frame reset signal to the first reset circuit; the first reset circuit is configured to respond to the frame reset signal, so as to reset a first node and an output end within a time period between two display frames of the display substrate; the first reset circuit includes a first transistor and a second transistor, and the frame reset signal connection wire, a gate of the first transistor and a gate of the second transistor are provided on a first conductive layer.
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公开(公告)号：US20240369757A1
公开(公告)日：2024-11-07
申请号：US18030311
申请日：2022-05-27
Inventor： Qiang Zhang , Haifeng Xu , Hui Dong , Xiaojun Wu , Aixia Sang , Xiaochun Shi , Jinfeng Zhang
IPC: F21V8/00
Abstract: This application relates to a backlight module, including a middle frame, a back plate, a light guide plate and an optical film. The back plate includes a base plate and a side plate, and in a light-exiting direction of the light guide plate, a distance between a top surface of the side plate and the base plate is less than or equal to a distance between a light-exiting surface of the light guide plate and the base plate. The middle frame includes a top wall and side wall, the top wall covers a portion of the optical film, the side wall is arranged at one side of the side plate away from the light guide plate, and the side wall has a first snap-fastener projecting in a direction close to the light guide plate and connected to the side plate. A display module and display device are further provided.
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公开(公告)号：US20240365608A1
公开(公告)日：2024-10-31
申请号：US18028944
申请日：2022-06-24
Inventor： Jingang FANG , Luke DING
IPC: H10K59/131 , H10K59/121
CPC classification number: H10K59/131 , H10K59/1216
Abstract: Provided is drive backplane. The drive backplane includes: a substrate, including a plurality of light transmitting regions and a plurality of sub-pixel regions; a pixel drive circuit and an anode block that are disposed in the sub-pixel region, the pixel drive circuit being electrically connected to the anode block; and repair lines and repair electrodes that are disposed in the light transmitting regions, an end of the repair line being spaced from the repair electrode; wherein, an end, departing from the repair electrode, of the repair line is electrically connected to the anode block in a first sub-pixel region, the repair electrode is electrically connected to the anode block in a second sub-pixel region.
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Patent Agency Ranking
公开(公告)号：US20240363737A1
公开(公告)日：2024-10-31
申请号：US18769204
申请日：2024-07-10
Inventor： Jun Liu , Luke Ding , Jingang Fang , Bin Zhou , Leilei Cheng , Wei Li
IPC: H01L29/66 , H01L21/027 , H01L21/311 , H01L21/3213 , H01L21/44 , H01L21/475 , H01L21/4757 , H01L21/4763 , H01L27/12 , H01L29/40 , H01L29/417 , H01L29/786
CPC classification number: H01L29/66969 , H01L21/0274 , H01L21/31116 , H01L21/31144 , H01L21/32139 , H01L21/44 , H01L21/475 , H01L21/47573 , H01L21/47635 , H01L27/1288 , H01L29/401 , H01L29/7869 , H01L29/41733 , H01L29/78633
Abstract: Provided are a manufacturing method of a display substrate, a display substrate, and a display device. The display substrate includes: a base substrate; and a top-gate type thin film transistor located on a side of the base substrate, the top-gate type thin film transistor comprises an active layer, a gate insulation layer and a gate electrode sequentially disposed in a direction away from the base substrate. A side surface of the gate insulation layer close to the gate electrode extends beyond an edge of the gate electrode in a direction parallel to the base substrate, and a side surface of the active layer close to the gate insulation layer extends beyond an edge of the gate insulation layer in the direction parallel to the base substrate.
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公开(公告)号：US20240361657A1
公开(公告)日：2024-10-31
申请号：US18764131
申请日：2024-07-03
Inventor： Xiaoye MA , Yongxian XIE , Hui GUO , Jiale LI , Zhiwei DING , Xiaowei XU , Huanhuan HUANG , Ling LIU
IPC: G02F1/1362 , G02F1/1368 , G06F3/041 , G06F3/044 , G09G3/36
CPC classification number: G02F1/13629 , G02F1/1368 , G06F3/0412 , G06F3/04164 , G06F3/0443 , G09G3/3614 , G02F2201/123 , G06F2203/04103 , G09G2300/0426 , G09G2320/0247 , G09G2320/0257 , G09G2330/023 , G09G2354/00
Abstract: Disclosed are a display substrate, a display panel and a display device. The display substrate includes: a base substrate, multiple gate-line groups, multiple data lines, the multiple data line include: first type of data lines and second type of data lines alternately arranged along the first direction; multiple transistors, transistors in the same sub-transistor group are connected with the same gate line, transistors in adjacent sub-transistor groups are connected with different gate lines, and transistors of the same sub-transistor group are connected with different data lines; multiple pins, the multiple pins include: first type of pins and second type of pins alternately arranged along the first direction; two adjacent first type of data lines are connected with a same first type of pin, and adjacent second type of data lines are connected with a same second type of pin.
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公开(公告)号：US20240360985A1
公开(公告)日：2024-10-31
申请号：US18029229
申请日：2022-04-29
Inventor： Ran TAO , Haifeng XU , Xiaojun WU , Xiaochun SHI
IPC: F21V17/10
CPC classification number: F21V17/10
Abstract: A backlight module, a display module and a display apparatus are provided. The backlight module includes a backlight assembly, a back plate and a middle frame. The back plate is a die casting member and includes a back plate main body on a side away from a light outgoing surface of the backlight assembly and back plate sides around the backlight assembly. The middle frame includes a middle frame main body on a side of the back plate sides close to the backlight assembly. The middle frame further includes first middle frame sides, each of which is connected to the middle frame main body and on a side of the corresponding back plate side close to the backlight assembly; first clamping portions are on a surface of each first middle frame side opposite to the corresponding back plate side; second clamping portions are on a surface of each back plate side opposite to the corresponding first middle frame side, and each first clamping portion is clamped with the corresponding second clamping portion. In the backlight module, the stability of connection between the middle frame and the back plate can be ensured under the conditions of a vibration environment and a high temperature, and the requirements of the narrow frame and the thinness can be satisfied more easily.
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公开(公告)号：US20240357879A1
公开(公告)日：2024-10-24
申请号：US18254183
申请日：2022-06-10
Inventor： Haitao WANG , Jun WANG , Jun CHENG
IPC: H10K59/131 , G09G3/3258 , H10K59/12
CPC classification number: H10K59/131 , H10K59/1201 , G09G3/3258 , G09G2300/0426 , G09G2300/0842 , G09G2310/08 , G09G2330/08
Abstract: A display panel includes a substrate, at least one scan signal line and at least one first conductive block. The scan signal line is disposed on the substrate; a scan signal line in the at least one scan signal line includes a wire body and at least one transfer pad, and a transfer pad in the at least one transfer pad is disposed at an end of the wire body. A first conductive block in the at least one first conductive block is located in a different layer from the scan signal line and electrically insulated from the scan signal line; an orthographic projection of the first conductive block on the substrate at least partially overlaps with an orthographic projection of the transfer pad on the substrate.
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20.发明公开公开(公告)号：US20240304684A1
公开(公告)日：2024-09-12
申请号：US18028221
申请日：2022-03-28
Inventor： Ming WANG , Liusong NI , Kangkang WU , Yingbin HU , Chen XU
IPC: H01L29/417 , H01L29/66 , H01L29/786
CPC classification number: H01L29/41733 , H01L29/66969 , H01L29/7869
Abstract: Disclosed are a thin film transistor and preparation method thereof, display substrate and display apparatus. The thin film transistor includes a base substrate, a shielding layer, buffer layer, active layer, gate insulating layer and conductive layer stacked on the base substrate; the conductive layer includes a gate electrode, source electrode and drain electrode; the active layer includes a channel region, source transition region and drain transition region at two sides of the channel region, source connection region and drain connection region; the source transition region and drain transition region each include a first sub-region, second sub-region and third sub-region connected sequentially, first sub-region is located on a side of second sub-region away from the channel region, third sub-region is located on a side of second sub-region close to the channel region, a thickness of second sub-region is k times that of the channel region, k is 0.8 to 1.5.
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