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91.发明申请公开(公告)号：US20190304362A1
公开(公告)日：2019-10-03
申请号：US16116265
申请日：2018-08-29
Inventor： Zhidong Yuan , Yongqian Li , Pan Xu , Can Yuan
IPC: G09G3/3233 , G09G3/3266 , G09G3/3291 , H01L27/32
Abstract: A detection method for a pixel circuit, a driving method for a display panel and a display panel are disclosed. The pixel circuit includes a driving transistor including a gate electrode, and a first terminal connected to a sensing line. The detection method includes: applying a data voltage and a setting voltage to the driving transistor so as to obtain a sensed voltage and obtaining a threshold voltage of the driving transistor based on the data voltage, the setting voltage and the sensed voltage. The data voltage and the setting voltage are respectively applied to the gate electrode and the first terminal so as to set the driving transistor to be in a saturation region, the gate electrode is set to be in a suspension state when the driving transistor is maintained in the saturation region, and the sensed voltage is obtained after a pre-determined time period.
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公开(公告)号：US12232400B2
公开(公告)日：2025-02-18
申请号：US17640530
申请日：2021-04-29
Inventor： Pan Xu , Zhidong Yuan , Yongqian Li , Can Yuan
IPC: H10K59/80 , H10K59/12 , H10K59/124
Abstract: Provided are a display panel and a method for manufacturing the same, and a display device. The display panel includes: a base substrate including a display area and a peripheral area; a separator located at the peripheral area and including at least one separation portion, each separation portion including a first and a second separation layer, and the orthographic projection of the first separation layer on the base substrate is within that of the second separation layer; a cathode including: a first cathode portion, and a second cathode apart from the first cathode portion; and an encapsulation layer including a first and a second inorganic layer, and an organic layer located between the first and the second inorganic layer, wherein edges of the orthographic projections of the first inorganic layer, the organic layer, and the second inorganic layer on the base substrate overlap.
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公开(公告)号：US12219791B2
公开(公告)日：2025-02-04
申请号：US17635216
申请日：2021-04-21
Inventor： Can Yuan , Yongqian Li , Bin Zhou , Ning Liu , Zhidong Yuan
IPC: H01L29/08 , H10K50/824 , H10K59/121 , H10K59/131 , H10K71/00
Abstract: The present disclosure provides a display substrate, a manufacturing method thereof, and a display device. The display substrate includes a substrate, and a compensation electrode, an auxiliary electrode, a light-emitting functional layer, and a cathode layer arranged on one side of the substrate. The auxiliary electrode is arranged on one side of the compensation electrode away from the substrate, and coupled to the compensation electrode. A first notch is formed in a side surface of the auxiliary electrode, and at least a part of the first notch extends in a direction parallel to the substrate. The light-emitting functional layer is arranged on one side of the auxiliary electrode away from the substrate, and interrupted at the first notch. The cathode layer is arranged on one side of the light-emitting functional layer away from the substrate, and coupled to the auxiliary electrode at the first notch.
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公开(公告)号：US12193297B2
公开(公告)日：2025-01-07
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
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：US12159590B2
公开(公告)日：2024-12-03
申请号：US18016903
申请日：2022-01-27
Inventor： Zhidong Yuan , Yongqian Li , Can Yuan
IPC: G09G3/3258
Abstract: A voltage supply circuit, a voltage supply method, a voltage supply module and a display device are provided. The voltage supply circuit includes a first node control circuit, a first control node control circuit, a second node control circuit and a driving voltage output circuit. The first node control circuit controls a potential of the first node; the first control node control circuit controls the potential of the first control node; the second node control circuit controls a potential of the second node; the driving voltage output circuit is electrically connected to the second node, the driving voltage output terminal and the initial voltage terminal respectively, and is configured to control the driving voltage output terminal to output a driving voltage according to the initial voltage provided by the initial voltage terminal under the control of the potential of the second node.
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Patent Agency Ranking
公开(公告)号：US12148388B2
公开(公告)日：2024-11-19
申请号：US17921677
申请日：2021-11-08
Inventor： Zhidong Yuan , Yongqian Li , Pan Xu , Can Yuan
IPC: G09G3/3266 , G09G3/20 , G09G3/3233 , G11C19/28
Abstract: A light-emitting control shift register includes an input circuit, a pulse width adjustment circuit, a pull-up circuit, a pull-down control circuit and a pull-down circuit. The input circuit is configured to output a signal of a first signal input terminal. The pulse width adjustment circuit is configured to transmit the signal output from the input circuit to a pull-up node, and is further configured to output a signal of a second clock signal terminal to the pull-up node. The pull-up circuit is configured to output a voltage of a first voltage terminal to a signal output terminal. The pull-down control circuit is configured to output the voltage of the first voltage terminal, and is further configured to output a voltage of a second voltage terminal. The pull-down circuit is configured to pull down a voltage of the signal output terminal to the voltage of the second voltage terminal.
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公开(公告)号：US12075666B2
公开(公告)日：2024-08-27
申请号：US17416498
申请日：2020-10-19
Inventor： Meng Li , Yongqian Li , Song Meng , Can Yuan , Zhidong Yuan
IPC: H10K59/131 , H10K59/12 , H10K59/121 , H10K59/35 , H10K71/00
CPC classification number: H10K59/131 , H10K59/1213 , H10K59/352 , H10K59/353 , H10K71/00 , H10K59/1201
Abstract: A transparent OLED display panel, a manufacturing method therefor, and a display apparatus are provided, relating to the field of display technologies. The display panel has a plurality of transparent regions and a plurality of display regions, wherein the transparent regions and the display regions are alternately arranged in a first direction. The display panel includes a plurality of pixels arranged in a second direction and a plurality of data lines; each of the pixels includes a plurality of sub-pixels, and the sub-pixels in each display region include a row of first sub-pixels and a row of second sub-pixels both arranged in the second direction; and the pixel at least includes one first sub-pixel and one second sub-pixel adjacent to each other. In the same display region, one first sub-pixel and one second sub-pixel adjacent to each other in the first direction are connected to the same data line.
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公开(公告)号：US20240284746A1
公开(公告)日：2024-08-22
申请号：US18653511
申请日：2024-05-02
Inventor： Can Yuan , Yongqian Li , Zhidong Yuan , Meng Li
IPC: H10K59/35 , G09G3/00 , H10K59/121 , H10K59/131
CPC classification number: H10K59/353 , G09G3/00 , G09G3/006 , H10K59/1213 , H10K59/1216 , H10K59/131
Abstract: An array substrate is provided. The array substrate includes a plurality of subpixels and a plurality of detection line structures. The plurality of subpixels are arranged in an array of a plurality of rows and a plurality of columns along a first direction and a second direction. Each of the plurality of detection line structures includes at least one first detection line extending along the first direction; adjacent (n)th row and (n+1)th row of subpixels in the array form a subpixel row group, one detection line structure is provided between the (n)th row and (n+1)th row of subpixels in each subpixel row group, and the detection line structure is configured to be connected to the (n)th row and (n+1)th row of subpixels and detect electrical characteristics of first transistors or light-emitting elements in the subpixels.
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公开(公告)号：US12041828B2
公开(公告)日：2024-07-16
申请号：US17416523
申请日：2020-10-20
Inventor： Can Yuan , Yongqian Li , Zhidong Yuan
IPC: H10K59/131 , H10K50/86 , H10K59/12 , H10K59/121 , H10K59/35
CPC classification number: H10K59/131 , H10K50/865 , H10K59/1213 , H10K59/1216 , H10K59/353 , H10K59/1201
Abstract: A display substrate, manufacturing method thereof, and display device. The display substrate comprises: a substrate, gate line, data line, power connection line and multiple sub-pixels on the substrate, the display substrate has defective points formed by short-circuiting of the gate line and data line, and the gate line forming defective points is a defective gate line; the data line forming defective points is a defective data line; the power connection line is arranged on the same layer as gate electrodes of multiple transistors; the defective gate line and defective power connection line are disconnected, the display substrate further comprises: a repair line disposed on one side, away from the substrate, of the source drain electrode of multiple transistors, the repair line is respectively connected to the partially disconnected defective gate line and partially disconnected defective power connection line, and is used for transmitting scanning signals to repair the display substrate.
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公开(公告)号：US11961466B2
公开(公告)日：2024-04-16
申请号：US17333483
申请日：2021-05-28
Inventor： Zhidong Yuan , Yongqian Li , Can Yuan , Pan Xu
IPC: G11C19/28 , G06F3/041 , G09G3/3225 , G09G3/3266 , G09G3/3291 , G09G3/36 , H01L27/12
CPC classification number: G09G3/3225 , G11C19/28 , G09G2310/0286 , G09G2310/08
Abstract: A shift register unit and a driving method thereof, a gate driving circuit, and a display device. The shift register unit includes: an input circuit, a first capacitor circuit, an output circuit, an output pull-down circuit, a coupling circuit, and an inverter circuit. The inverter circuit is coupled to an input control terminal, a first node, a second node, and a first level signal input terminal, and a second level signal input terminal; and used to control to connect or disconnect the second node and the first level signal input under the control of the input control terminal and the first level signal input terminal; also used to control to connect or disconnect the second node and the second level signal input terminal under the control of the first node and the second level signal input terminal.
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