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公开(公告)号：US12236882B2
公开(公告)日：2025-02-25
申请号：US18693528
申请日：2023-08-02
Inventor： Jian Mao , Song Meng , Xiaolong Wei , Miao Liu , Cheng Xu
IPC: G09G3/3233 , G09G3/00
Abstract: The display panel includes a plurality of pixel units and a sense compensation circuit; and a pixel unit includes a plurality of sub-pixels; a sub-pixel includes a pixel drive circuit and an element to be driven; the display panel further includes: a detection unit and a compensator; the sense compensation circuit is configured to sense the electrical characteristics of said element at a non-active time; the detection unit is configured to detect whether dynamic and static attributes of a picture displayed in a previous preset time period are changed, and send a first notification to the compensator when the dynamic and static attributes are changed; the compensator is configured to receive the first notification and not, according to the sense result of the sense compensation circuit in the previous preset time period, compensate for a picture displayed in a next preset time period.
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公开(公告)号：US20240363074A1
公开(公告)日：2024-10-31
申请号：US18551617
申请日：2023-01-16
Inventor： Wenchao Bao , Miao Liu , Cheng Xu , Yao Zhang
IPC: G09G3/3258
CPC classification number: G09G3/3258 , G09G2320/0233
Abstract: A method of processing data, an electronic device, and a storage medium are provided. The method includes: acquiring voltage values of a plurality of sub-pixels to be detected in the pixel array; determining a plurality of sub-pixels to be compensated from the plurality of sub-pixels to be detected according to the voltage values of the plurality of sub-pixels to be detected, where differences between the voltage values of the plurality of sub-pixels to be compensated and voltage values of corresponding adjacent sub-pixels are greater than or equal to a first filtering threshold; determining at least one sub-pixel column to be compensated according to a position of the plurality of sub-pixels to be compensated in the pixel array; and performing a filtering compensation on the voltage values of a plurality of sub-pixels in the at least one sub-pixel column to be compensated based on a second filtering threshold.
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Patent Agency Ranking
公开(公告)号：US20250098446A1
公开(公告)日：2025-03-20
申请号：US18558247
申请日：2022-10-28
Inventor： Can Yuan , Liu Wu , Zhidong Yuan , Luke Ding , Yongqian Li , Cheng Xu , Dandan Zhou , Dacheng Zhang
IPC: H10K59/131 , G09G3/3225
Abstract: A display substrate and driving method thereof, a display device are provided. The display substrate includes: a base substrate, and a plurality of repeating units and a plurality of data lines on the base substrate, the plurality of repeating units are divided into plurality of repeating unit columns; each repeating unit includes a plurality of subpixels, the subpixel includes a subpixel driving circuit, the subpixel driving circuit includes a data writing transistor, a writing control transistor and a driving transistor; the first electrode of the data writing transistor is coupled to the corresponding data line, the second electrode of the data writing transistor is coupled to the first electrode of the writing control transistor, and the second electrode of the writing control transistor is coupled to the gate of the driving transistor.
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公开(公告)号：US12230210B2
公开(公告)日：2025-02-18
申请号：US18547182
申请日：2022-09-30
Inventor： Liu Wu , Can Yuan , Zhidong Yuan , Cheng Xu , Luke Ding , Yongqian Li , Xiuting Liu
IPC: G09G3/3233 , H10K59/131
Abstract: A display substrate, including: a plurality of partition control signal lines disposed on a base substrate; and a plurality of sub-pixels disposed on the base substrate, at least one of the sub-pixels includes a pixel circuit and a light emitting device. The pixel circuit includes a switch transistor, a first partition control transistor, a drive transistor and a first initialization transistor. The first partition control transistor is electrically connected to the switch transistor, the first initialization transistor, the drive transistor and at least one partition control signal line. The first partition control transistor is configured to: in response to a partition control signal on the partition control signal line, selectively transmit a received first initialization signal to a gate electrode of the drive transistor in an initialization phase, and selectively transmit a received data signal to the gate electrode of the drive transistor in a data writing phase.
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公开(公告)号：US12223900B2
公开(公告)日：2025-02-11
申请号：US18272811
申请日：2022-07-29
Inventor： Zhidong Yuan , Yongqian Li , Can Yuan , Liu Wu , Xiuting Liu , Luke Ding , Cheng Xu , Miao Liu , Xing Yao
IPC: G09G3/3233 , G11C19/28 , H10K59/131
Abstract: A display substrate and a display apparatus. The display substrate includes a display area provided with pixel circuits arranged in an array and a non-display area provided with M light emitting driving circuits, M control driving circuits and M reset driving circuits. Odd-numbered light emitting driving circuits are electrically connected with first and second light emitting clock signal lines, and even-numbered light emitting driving circuits are connected with third and fourth light emitting clock signal lines; and/or, odd-numbered control driving circuits are electrically connected with first and second control clock signal lines, and even-numbered control driving circuits are connected with third and fourth control clock signal lines; and/or, odd-numbered reset driving circuits are electrically connected with first and second reset clock signal lines, and even-numbered reset driving circuits are connected with third and fourth reset clock signal lines.
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公开(公告)号：US20250037667A1
公开(公告)日：2025-01-30
申请号：US18696855
申请日：2023-02-01
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Xing Zhang , Pan Xu , Ying Han , Chengyuan Luo , Donghui Zhao , Guangshuang Lv , Cheng Xu
IPC: G09G3/3266 , G09G3/32 , G09G3/3233 , G09G3/36
Abstract: A display panel includes a plurality of rows of pixel circuits, one or more rows of first dummy pixel circuits, a plurality of cascaded scanning driving units and at least one first dummy scanning driving unit. The plurality of rows of pixel circuits are arranged in a first direction. The one or more rows of first dummy pixel circuits are located on a side of the plurality of rows of pixel circuits in the first direction. Each scanning driving unit is configured to transmit a scanning signal to at least one row of pixel circuits. A first dummy scanning driving unit is cascaded to a first stage of scanning driving unit among the plurality of scanning driving units, and is configured to transmit; a cascade signal to the first stage of scanning driving unit; and transmit scanning signals to at least one row of first dummy pixel circuits.
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公开(公告)号：US20250024705A1
公开(公告)日：2025-01-16
申请号：US18701887
申请日：2023-04-28
Inventor： Liusong Ni , Cheng Xu , Chen Xu , Ce Zhao , Ming Wang , Yingbin Hu , Ning Liu , Jiawen Song , Junlin Peng , Wei He
IPC: H10K59/121 , H10K59/12 , H10K59/123
Abstract: A display substrate is provided, including: pixel units on a base substrate; and a first conductive layer, a buffer layer, a semiconductor layer, a first insulation layer, and a second conductive layer which are arranged on the base substrate in a direction away from the base substrate. The display substrate further includes at least one conductive via hole passing through at least the first insulation layer, and at least one conductive plug through which the second conductive portion is electrically connected to the first conductive portion. The first conductive portion includes first and second conductive sub-portions, an orthographic projection of the first conductive sub-portion on the base substrate at least partially overlaps with that of the at least one conductive via hole on the base substrate, and in a third direction, a thickness of the first conductive sub-portion is greater than that of the second conductive sub-portion.
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