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公开(公告)号：US20240379034A1
公开(公告)日：2024-11-14
申请号：US18033382
申请日：2022-04-29
IPC: G09G3/00 , G09G3/3233
Abstract: Provided is a display panel, including: a storage module configured to store a first mapping relationship table, the first mapping relationship table showing correspondence between luminance accumulation amounts of each light emitting elements in the display panel and luminance compensation gain values; an accumulation module configured to accumulate, when the display panel being powered on, luminance data of each light emitting element in real time to obtain a real-time accumulation amount of the luminance data; a main control module configured to search, according to the real-time accumulation amount of the luminance data, a corresponding luminance compensation gain value in the first mapping relationship table; calculate a real-time data signal for lighting each light emitting element according to the luminance compensation gain value and a real-time target luminance value of the light emitting element; light the light emitting element in real time according to the real-time data signal.
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2.发明申请公开(公告)号：US20250148955A1
公开(公告)日：2025-05-08
申请号：US18150261
申请日：2021-12-21
Inventor： Min HE , Jingbo XU , Song MENG , Pengfei YIN
IPC: G09G3/20
Abstract: A brightness determination method and device, a display panel, an electronic equipment, and a storage medium are provided. The method includes: determining, based on an image to be displayed, first display brightness values corresponding to the pixels; determining, based on the first display brightness values, a reference average picture level; and determining, based on the reference average picture level and information about a relationship between an average picture level and a maximum display brightness value, a target maximum display brightness value during display of the image to be displayed. The information includes information on variation of the maximum display brightness value with the average picture level in the at least two segment intervals; in different segment intervals, the maximum display brightness value varies at different rates with the average picture level; in at least one segment interval, the maximum display brightness value decreases as the average picture level increases.
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公开(公告)号：US20230363224A1
公开(公告)日：2023-11-09
申请号：US17909995
申请日：2021-11-16
IPC: H10K59/131 , G09G3/3208
CPC classification number: H10K59/1315 , G09G3/3208 , G09G2310/0262 , G09G2300/0842 , G09G2300/0819
Abstract: The display panel comprises a pixel driving circuit; the pixel driving circuit comprises a switching transistor; the display panel further comprises a base substrate, a first conductive layer, and a third conductive layer which are sequentially stacked; the first conductive layer is located on one side of the base substrate, and at least part of the first conductive layer is used for forming a gate of the switching transistor; the third conductive layer is located on the side of the first conductive layer facing away from the base substrate, the third conductive layer comprises a second signal line, and the second signal line is connected to the gate of the switching transistor by means of a via hole; the square resistance of the third conductive layer is less than the square resistance of the first conductive layer.
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公开(公告)号：US20230091012A1
公开(公告)日：2023-03-23
申请号：US17439522
申请日：2021-02-09
Inventor： Zhidong YUAN , Yongqian LI , Meng LI , Can YUAN , Min HE , Chao JIAO
IPC: G09G3/3233
Abstract: This application relates to display panels, methods of driving the same, and display devices. The display panel includes: a first pixel circuit and a demultiplexing circuit. The first pixel circuit includes a first reset circuit, a first data writing circuit, and a first drive circuit. A first terminal of the first reset circuit is connected to a first terminal of the first drive circuit. A second terminal of the first reset circuit is connected to a first multiplexing signal line. A control terminal of the first drive circuit is connected to a first terminal of the first data writing circuit. A second terminal of the first data writing circuit is connected to the first multiplexing signal line. The demultiplexing circuit includes a first control circuit and a second control circuit. A first terminal of the first control circuit is connected to the first multiplexing signal line. A second terminal of the first control circuit is used for receiving a reset signal. A first terminal of the second control circuit is connected to the first multiplexing signal line. A second terminal of the second control circuit is used for receiving a first data signal.
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公开(公告)号：US20220284853A1
公开(公告)日：2022-09-08
申请号：US17701615
申请日：2022-03-22
Inventor： Wenchao BAO , Song MENG , Min HE , Huihui LI
IPC: G09G3/3225 , H05K1/18 , H01L51/52 , G09G3/00
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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Patent Agency Ranking
公开(公告)号：US20240321198A1
公开(公告)日：2024-09-26
申请号：US18034374
申请日：2022-06-29
Inventor： Min HE , Xiaolong WEI , Song MENG , Qiang FEI , Jingbo XU , Cheng XU , Miao LIU , Pengfei YIN
IPC: G09G3/3233 , G09G3/20
CPC classification number: G09G3/3233 , G09G3/2096 , G09G2300/0819 , G09G2300/0842 , G09G2320/103
Abstract: Disclosed are a display panel and a display method thereof, and a display apparatus. The display panel includes multiple pixel units, a pixel unit includes multiple sub-pixels, a sub-pixel includes a pixel drive circuit, a sense compensation circuit, and an element to be driven, and the display panel further includes a detection unit and a compensator; the pixel drive circuit is configured to drive the element to be driven in active time; the sense compensation circuit is configured to sense electrical characteristics of the element to be driven in blank time; the detection unit is configured to detect whether a currently displayed picture is a still picture, send a first notification to the compensator when the currently displayed picture is a still picture, and send a second notification to the compensator when the currently displayed picture is a non-still picture.
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公开(公告)号：US20250095563A1
公开(公告)日：2025-03-20
申请号：US18577122
申请日：2022-08-18
Inventor： Wenchao BAO , Zhidong YUAN , Xiaolong WEI , Min HE , Huihui LI
IPC: G09G3/3208 , G09G3/20
Abstract: A display method, including: performing a full-screen display refresh on a display panel at a first refresh rate; meanwhile, setting a refresh factor to n, where n is a positive integer; refreshing the local area of the display panel at the second refresh rate; increasing the refresh factor by m, where m is a positive integer; determining whether the refresh factor is greater than or equal to a set value; if yes, performing the full-screen display refresh on the display panel at the first refresh rate; setting the refresh factor to n; and if no, continuing refreshing the same local area of the display panel at the second refresh rate; increasing the refresh factor by m, where the second refresh rate is greater than the first refresh rate, and the second refresh rate is an integer multiple of the first refresh rate.
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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：US20240105892A1
公开(公告)日：2024-03-28
申请号：US17768324
申请日：2021-04-16
Inventor： Xue ZHAO , Xiaodong XIE , Min HE , Tengfei ZHONG , Wenjie XU , Xinxiu ZHANG , Bin PANG , Huayu SANG
IPC: H01L33/62 , H01L25/075
CPC classification number: H01L33/62 , H01L25/0753 , H01L2933/0066
Abstract: A driving backplane, a manufacturing method thereof, a light-emitting substrate are provided. In the driving backplane, a first conductive layer on a substrate; a first organic film layer is between the first conductive layer and second conductive layer, the first organic film layer has first via holes; a first inorganic film layer is on one side of first organic film layer away from the substrate; the second conductive layer is on one side of first inorganic film layer away from first organic film layer, the second conductive layer and the first conductive layer are connected through the first via holes; orthographic projections of the first conductive layer and second conductive layer have an overlapping region, the overlapping region includes a region including orthographic projection of the first via holes, and a first region, an orthographic projection of the first inorganic film layer covers parts of the first region.
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公开(公告)号：US20220404933A1
公开(公告)日：2022-12-22
申请号：US17776897
申请日：2021-05-13
Inventor： Bin PANG , Xiaodong XIE , Min HE , Tengfei ZHONG , Xue ZHAO
IPC: G06F3/044 , G02F1/1333
Abstract: A touch substrate includes a substrate; a plurality of first touch electrodes disposed on the substrate and extending in a first direction; and a plurality of second touch electrodes disposed on the substrate and extending in a second direction intersecting with the first direction. The plurality of second touch electrodes are insulated from the plurality of first touch electrodes. Each first touch electrode and each second touch electrode both include a mesh structure and a plurality of first dummy electrodes; each first dummy electrode includes at least two line segments; the at least two line segments intersect with each other and have no closed region therebetween.
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