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公开(公告)号：US20210043137A1
公开(公告)日：2021-02-11
申请号：US16914485
申请日：2020-06-29
Inventor： Xuehuan FENG , Yongqian LI , Yubao KONG
IPC: G09G3/3225
Abstract: Disclosed is a display substrate and a display apparatus, the display substrate includes a display area and a peripheral area, wherein the display substrate includes M groups of shift registers and N groups of clock signal lines in the peripheral area, M is greater than or equal to N, M and N are positive integers, each group of shift registers is connected with a group of gate lines positioned in the display area, and adjacent N groups of shift registers are connected with N groups of clock signal lines one by one correspondingly. The N groups of clock signal lines are disposed side by side along a first direction, and configured to make, through an adjustment of a wiring sequence, an impedance difference between two groups of clock signal lines connected to any two adjacent groups of shift registers be less than or equal to an impedance threshold value.
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公开(公告)号：US12288516B2
公开(公告)日：2025-04-29
申请号：US18257385
申请日：2022-06-24
IPC: G09G3/3225 , G02F1/1345 , G09G3/32 , G09G3/36 , H10K59/126 , H10K59/131
Abstract: A display module includes a display panel, at least one bonding circuit board, a plurality of chip-on-films, and a plurality of buffer devices. The at least one bonding circuit board each include first differential lines, and a first differential line includes a P-polarity differential sub-line and an N-polarity differential sub-line. An end of a chip-on-film is connected to the first differential line, and the other end of the chip-on-film is connected to the display panel. The buffer devices are arranged on the bonding circuit board, a buffer device is connected to ends, proximate to the chip-on-film, of the P-polarity differential sub-line and the N-polarity differential sub-line, and the buffer device is configured to reduce signal reflection between the first differential line and the chip-on-film.
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公开(公告)号：US12284900B2
公开(公告)日：2025-04-22
申请号：US17779805
申请日：2021-04-13
Inventor： Peng Li , Xinwei Gao , Dandan Zang , Qihe Chen
IPC: H10K59/80 , H10K50/842 , H10K71/00
Abstract: A packaging method of a display panel, the packaging method including: defining, on a cover plate, at least one adhesive coating region that each is to cover a respective target specially-shaped pattern and have a regular shape; forming a packaging adhesive in the at least one adhesive coating region; bonding the cover plate formed with the packaging adhesive with a substrate formed with at least one target specially-shaped pattern, so that a display region of each target specially-shaped pattern is located within a respective adhesive coating region; and cutting the substrate and the cover plate that have been bonded according to the target specially-shaped pattern to obtain the display panel.
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184.发明授权公开(公告)号：US12283240B2
公开(公告)日：2025-04-22
申请号：US18250175
申请日：2022-04-20
Inventor： Zhidong Yuan , Yongqian Li , Can Yuan
IPC: G09G3/3233 , G09G3/3266
Abstract: A light-emitting control circuit includes: a first detection control unit configured to transmit a first voltage signal to the first node under control of a detection control signal and a first clock signal; a first light-emitting output unit configured to transmit the first voltage signal to a first output signal terminal under control of a voltage of the first node; a second detection control unit configured to transmit the first voltage signal to a second node under control of the detection control signal and a second clock signal; and a second light-emitting output unit configured to transmit the first voltage signal to a second output signal terminal under control of a voltage of the second node.
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公开(公告)号：US20250107411A1
公开(公告)日：2025-03-27
申请号：US18294148
申请日：2023-04-26
Applicant: Hefei BOE Joint Technology Co., Ltd. , BOE Technology Group Co., Ltd. , Beijing BOE Technology Development Co., Ltd.
Inventor： Wenbin JIA , Huaiting SHIH , Xiang WAN
IPC: H10K59/80 , H10K59/12 , H10K59/122 , H10K59/38
Abstract: A display panel is provided, including a driving back plate, sub-pixels and micro-lens units; the micro-lens units are on a side of the sub-pixels away from the driving back plate; an orthographic projection of each micro-lens unit covers an orthographic projection of an opening of the corresponding sub-pixel; a pattern of each micro-lens unit is axisymmetric with respect to an axis in any cross section perpendicular to the driving back plate and passing through a center of the orthographic projection of the micro-lens unit; the axis is a straight line passing through the center and perpendicular to the driving back plate; in the cross section, a distance from any point on a side of the micro-lens unit away from the driving back plate to the center is D, a length of a side of the micro-lens unit close to the driving back plate is 2R, and 0.9≤D/R≤1.0.
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Patent Agency Ranking
公开(公告)号：US20250098447A1
公开(公告)日：2025-03-20
申请号：US18558248
申请日：2022-10-28
Inventor： Can Yuan , Zhidong Yuan , Liu Wu , Luke Ding , Yongqian Li , Cheng Xu , Dandan Zhou , Dacheng Zhang
IPC: H10K59/131 , G09G3/3225 , H10K59/122
Abstract: A display substrate and a display device are provided. The display substrate includes: a base substrate, data lines and sub-pixels on the base substrate. The sub-pixels include a sub-pixel driving circuit and a light-emitting element including a first electrode. The sub-pixel driving circuit includes a driving transistor and a data writing transistor having a first electrode coupled to the data line through a second connection structure. A second electrode of the driving transistor is coupled to the first electrode through a first connection structure. The first and second connection structures are in a non-aperture region of the sub-pixel. Orthographic projections of the first and second connection structures onto the base substrate are arranged along a first direction. An orthographic projection of the second connection structure onto the base substrate and an aperture region of the sub-pixel are along a second direction which intersects the first direction.
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公开(公告)号：US20250098416A1
公开(公告)日：2025-03-20
申请号：US18558291
申请日：2022-04-29
Inventor： Can YUAN , Yongqian LI , Yu WANG , Dacheng ZHANG , Xinxin WANG , Bin ZHOU , Ning LIU
IPC: H10K59/121 , H10K59/124 , H10K59/131 , H10K59/35
Abstract: A display substrate and a display apparatus are provided. In the display substrate, the light emitting device includes a common electrode connected to a common voltage terminal. The display unit includes an auxiliary electrode line, a first auxiliary electrode and an auxiliary insulation layer. The auxiliary electrode line includes a longitudinal portion located in the display region and a transverse portion at least partially located in the non-light-emitting region, and the transverse portion is connected with the longitudinal portion; the first auxiliary electrode is located in the non-luminous region and electrically connected with the common electrode; the auxiliary insulation layer includes a first auxiliary via hole located in the non-light emitting region and exposing at least part of the lateral portion, and the first auxiliary electrode is connected with the lateral portion through the first auxiliary via hole.
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公开(公告)号：US20250095565A1
公开(公告)日：2025-03-20
申请号：US18552217
申请日：2022-07-29
Inventor： Xuehuan FENG , Pan XU , Yongqian LI
IPC: G09G3/3225
Abstract: A driving signal generation circuit includes a first node generation circuit, a second node generation circuit, a third node generation circuit, a first control node control circuit, a second control node control circuit and an output circuit; the second control node control circuit is configured to control to connect the second control node and the first clock signal terminal under the control of the potential of the second control node, and control the potential of the second control node according to the potential of the second node; the output circuit is configured to output corresponding driving signal through the driving signal output terminal under the control of the potential of the first control node and the potential of the second control node.
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公开(公告)号：US20250095545A1
公开(公告)日：2025-03-20
申请号：US18566669
申请日：2023-01-05
Inventor： Pengfei YIN , Min HE , Miao LIU , Cheng XU
IPC: G09G3/32 , G09G3/3258
Abstract: A method for compensating a display panel includes: acquiring a first detection data set, the first detection data set including first detection data of the plurality of sub-pixel units; acquiring pre-stored position information of abnormal sub-pixel units, the position information being used to indicate positions of sub-pixel units whose display are abnormal; replacing first detection data of a first abnormal sub-pixel unit in the first detection data set based on first detection data of a target sub-pixel unit, so as to acquire a second detection data set, the target sub-pixel unit being at least one normal sub-pixel unit adjacent to the first abnormal sub-pixel unit among the plurality of sub-pixel units, and the first abnormal sub-pixel unit being any of the sub-pixel units indicated by the position information; and compensating data voltages of the plurality of sub-pixel units according to the second detection data set.
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公开(公告)号：US20250095529A1
公开(公告)日：2025-03-20
申请号：US18292284
申请日：2023-05-16
Inventor： Xuehuan FENG , Yongqian LI
IPC: G09G3/20
Abstract: The present disclosure provides a display device, a gate drive circuit, a shift register unit and a driving method thereof. The shift register unit includes an input subcircuit configured to control a voltage at the first node under voltage control of the input control end; a signal output subcircuit configured to control disconnection and conduction between the clock signal ends and respective signal output ends under voltage control of the first node; a first control subcircuit configured to control the voltage at the first node under voltage control of the first control signal end.
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