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公开(公告)号：US20240404476A1
公开(公告)日：2024-12-05
申请号：US18261113
申请日：2022-05-24
Inventor： Zhidong YUAN , Yongqian LI , Can YUAN
IPC: G09G3/3266 , G09G3/3225
Abstract: A display substrate includes N groups of gate driving circuits and a multiplex circuit. Each group of gate driving circuits includes X gate driving circuits, and each gate driving circuit is electrically connected to rows of pixel circuits in a corresponding display zone. The X gate driving circuits are configured to output X scan signals of different functions to the rows of pixel circuits connected thereto. The multiplex circuit is electrically connected to N gate driving circuits of the N groups of gate driving circuits outputting scan signals of the same function, N selection control signal terminals and a start signal terminal. The multiplex circuit is configured to, under at least one selection control signal from at least one selection control signal terminal, select at least one group of gate driving circuits, and transmit a start signal from the start signal terminal to each selected group of gate driving circuits.
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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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公开(公告)号：US20240395205A1
公开(公告)日：2024-11-28
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：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：US20240373726A1
公开(公告)日：2024-11-07
申请号：US18265963
申请日：2022-07-29
Inventor： Wenbin JIA , Xiang WAN , Feifei ZHU
IPC: H10K59/80
Abstract: Provided are a display panel and a display device. The display panel includes a substrate; sub-pixels on a side of the substrate, where the sub-pixels include light-emitting layers respectively, and each of at least one light-emitting layer includes an internal region and an edge region surrounding the internal region; and a first structure layer, on a light-emitting side of the light-emitting layers, and including lens sets each including microlenses, where the lens sets correspond to the sub-pixels one by one. The lens set includes a first region corresponding to the internal region and a second region corresponding to the edge region, and a density of microlenses in the second region is smaller than a density of mircolenses in the first region. According to the present disclosure, a display effect is improved.
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Patent Agency Ranking
公开(公告)号：US20240373687A1
公开(公告)日：2024-11-07
申请号：US18249359
申请日：2022-03-07
Inventor： Liu WU , Zhidong YUAN , Yongqian LI , Can YUAN
IPC: H10K59/131 , H10K59/10 , H10K59/121
Abstract: A profiled display panel, including a display area. The display area includes a plurality of display sub-areas; a plurality of cascade signal lines for coupling adjacent two of the gate driving sub-circuits. At least one cascade signal line includes a first cascade trace extending in a first direction and a second cascade trace extending in a second direction. The first cascade trace includes a plurality of first conductive patterns arranged on a first conductive layer and second conductive pattern arranged on a second conductive layer. The plurality of first conductive patterns are electrically connected to the second conductive pattern; and the second cascade trace includes a third conductive pattern arranged on the first conductive layer.
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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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公开(公告)号：US20240355286A1
公开(公告)日：2024-10-24
申请号：US18682942
申请日：2022-03-24
Inventor： Zhidong YUAN , Yongqian LI , Can YUAN , Liu WU
IPC: G09G3/3233 , G11C19/28
CPC classification number: G09G3/3233 , G11C19/287 , G09G2300/0842 , G09G2310/0286 , G09G2310/08
Abstract: A display panel includes pixel driving circuits distributed in an array and forming pixel driving circuit groups, each pixel driving circuit group includes pixel driving circuit rows with each including pixel driving circuits, each of which includes a driving circuit connected to a first, second and third nodes, to input a driving current to the third node through the second node in response to a signal of the first node; a first switching unit with a first end connected to a first power supply terminal and second end connected to the second node, to connect the first power supply terminal and the second node in response to a pulse width modulation signal; in a same pixel driving circuit group, a second end of any first switching unit is connected to a second end of at least one first switching unit in each of the other pixel driving circuit rows.
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公开(公告)号：US20240321170A1
公开(公告)日：2024-09-26
申请号：US18675466
申请日：2024-05-28
Inventor： Xuehuan Feng , Yongqian Li , Xing Zhang
IPC: G09G3/20
CPC classification number: G09G3/2092 , G09G2310/0286 , G09G2310/061 , G09G2310/08
Abstract: A shift-register unit includes a first circuit including a first input circuit coupled via a first node to a first output circuit, and a second circuit including a second input circuit coupled via a second node to a second output circuit. The first input circuit is configured to control a voltage level of the first node in response to a first input signal. The first output circuit is configured to output a shift-register signal and a first output signal in response to the voltage level of the first node. The second input circuit is configured to control a voltage level of the second node in response to the first input signal. The second output circuit is configured to output a second output signal in response to the voltage level of the second node. The first input circuit includes a fifth transistor.
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公开(公告)号：US12094404B2
公开(公告)日：2024-09-17
申请号：US17701615
申请日：2022-03-22
Inventor： Wenchao Bao , Song Meng , Min He , Huihui Li
IPC: G09G3/3225 , G02F1/1345 , G09G3/00 , G09G3/34 , G09G3/36 , H01L51/52 , H02M1/32 , H05B45/60 , H05K1/18 , H10K50/80
CPC classification number: G09G3/3225 , G09G3/006 , H05K1/189 , H10K50/868 , G09G2330/021 , H05K2201/10128
Abstract: A display module includes a display panel, a power supply driver, a voltage signal line, a sampling resistor and a detection and control circuit. The voltage signal line is connected between the display panel and the power supply driver. The sampling resistor is connected in series with the voltage signal line. The detection and control circuit is connected to two ends of the sampling resistor and the power supply driver. The detection and control circuit is configured to: detect a voltage across the sampling resistor or a current flowing through the sampling resistor; and control the power supply driver to generate a driving voltage equal to a preset value lower than a voltage threshold, if determining that the voltage across the sampling resistor is greater than or equal to the voltage threshold, or if determining that the current is greater than or equal to a current threshold.
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