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公开(公告)号:US11984066B2
公开(公告)日:2024-05-14
申请号:US16490395
申请日:2019-02-15
Inventor: Wenchao Bao
IPC: G09G3/3208
CPC classification number: G09G3/3208 , G09G2320/0242 , G09G2320/048 , G09G2320/0626 , G09G2360/147
Abstract: A processing method and a processing device for pixel data, a display device, a display method, and a storage medium are provided. The processing method includes: determining a target pixel point in pixel points of a display frame image to be revised, a pixel data of each pixel point including S initial pixel data of different primary colors and a white initial pixel data; converting a white initial pixel data in a pixel data of the target pixel point into S equivalent pixel data of the different primary colors; obtaining S target pixel data of the different primary colors and a white target pixel data of the target pixel point according to the S equivalent pixel data and according to S initial pixel data of the different primary colors in the pixel data of the target pixel point, the white target pixel data corresponding to a 0 gray scale.
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公开(公告)号:US11645978B2
公开(公告)日:2023-05-09
申请号:US17417501
申请日:2020-12-09
Inventor: Wenchao Bao , Xiaolong Wei
IPC: G09G3/3258 , G09G3/00 , G09G3/3266
CPC classification number: G09G3/3258 , G09G3/006 , G09G3/3266 , G09G2300/043
Abstract: The present disclosure provides method and device for processing compensation data to be applied to a pixel circuit, and a display panel. The method includes: receiving M compensation data; determining a first threshold range according to (i−N)-th to (i−1)-th standard data, wherein midpoint and length of the first threshold range both depend on the (i−N)-th to (i−1)-th standard data; judging whether an i-th compensation data is in the first threshold range or not; in response to the i-th compensation data being in the first threshold range, determining the i-th compensation data as qualified and using it as an i-th standard data; and in response to the i-th compensation data not being in the first threshold range, determining the i-th compensation data as unqualified, replacing it with an average value of the (i−N)-th to (i−1)-th standard data, and using the replaced i-th compensation data as the i-th standard data.
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公开(公告)号:US11200818B2
公开(公告)日:2021-12-14
申请号:US16421674
申请日:2019-05-24
Inventor: Wenchao Bao , Xiaolong Wei
IPC: G09G3/00 , H01L51/00 , G09G3/3208 , G06F16/901
Abstract: The present disclosure provides a method and a device for abnormal data processing. The method includes: acquiring a queue of data to be detected, wherein the queue of data to be detected comprises M data arranged sequentially, M being a positive integer; filtering the queue of data to be detected with a filtering algorithm in at least two different orders respectively, wherein a window used in the filtering algorithm has a size of N, N being a positive integer smaller than M; determining abnormal data in the queue of data to be detected according to the filtering result; and performing data replacement on the abnormal data according to a preset rule.
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公开(公告)号:US20210335224A1
公开(公告)日:2021-10-28
申请号:US16490395
申请日:2019-02-15
Inventor: Wenchao Bao
IPC: G09G3/3208
Abstract: A processing method and a processing device for pixel data, a display device, a display method, and a storage medium are provided. The processing method includes: determining a target pixel point in pixel points of a display frame image to be revised, a pixel data of each pixel point including S initial pixel data of different primary colors and a white initial pixel data; converting a white initial pixel data in a pixel data of the target pixel point into S equivalent pixel data of the different primary colors; obtaining S target pixel data of the different primary colors and a white target pixel data of the target pixel point according to the S equivalent pixel data and according to S initial pixel data of the different primary colors in the pixel data of the target pixel point, the white target pixel data corresponding to a 0 gray scale.
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公开(公告)号:US10939564B2
公开(公告)日:2021-03-02
申请号:US16423878
申请日:2019-05-28
Inventor: Enming Xie , Dongxu Han , Wenchao Bao , Chun Cao
IPC: H05K1/02 , H05K1/11 , H05K1/18 , G02F1/13 , G02F1/1345 , H01L23/00 , H01L23/52 , H01L23/498 , G09G5/10 , H05K5/00 , G06F1/10
Abstract: A circuit board includes a substrate, an input binding region and at least two output binding regions disposed on the substrate. Each of the output binding regions includes a plurality of binding portions, and the number of the binding portions included in different output binding regions is different. The substrate is configured to output a signal received by the input binding region to respective binding portions included in each of the output binding regions.
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公开(公告)号:US10743405B2
公开(公告)日:2020-08-11
申请号:US16456332
申请日:2019-06-28
Inventor: Enming Xie , Xiaolong Wei , Chun Cao , Wenchao Bao
Abstract: The present disclosure provides a printed circuit board including a plurality of conductive layers separated by insulating medium and a plurality of connection structures. Each connection structure penetrates each of the conductive layers. The plurality of conductive layers comprises a first conductive layer in which first signal lines are located and a second conductive layer in which second signal lines are located, and the first and second signal lines are connected via the connection structures. Anti-pads surrounding the connection structures are provided on others of the plurality of conductive layers except the first and the second conductive layers. For a same connection structure, the anti-pads surrounding the connection structure include adjacent anti-pads and nonadjacent anti-pads. Size of the adjacent anti-pads in any direction parallel to the conductive layers is smaller than that of the nonadjacent anti-pads. The present disclosure also provides a display apparatus.
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公开(公告)号:US12288514B2
公开(公告)日:2025-04-29
申请号:US18577122
申请日:2022-08-18
Inventor: Wenchao Bao , Zhidong Yuan , Xiaolong Wei , Min He , Huihui Li
IPC: G09G3/30 , G09G3/20 , G09G3/3208 , G09G3/36
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:US11887683B2
公开(公告)日:2024-01-30
申请号:US17417518
申请日:2020-12-29
Inventor: Zhidong Yuan , Yongqian Li , Can Yuan , Wenchao Bao
IPC: G11C19/28 , G09G3/3266
CPC classification number: G11C19/28 , G09G3/3266 , G09G2310/0286
Abstract: The present disclosure provides a shift register unit, a driving method, a gate driving circuit and a display device. The shift register unit includes a pull-down node control circuit; the pull-down node control circuit is electrically connected to an input terminal, a reset terminal, a first voltage terminal, a second voltage terminal and a pull-down node, respectively, and is configured to, under the control of an input signal provided by the input terminal and a reset signal provided by the reset terminal, control the pull-down node to be electrically conducted to the first voltage terminal or the second voltage terminal, and control to hold a potential of the pull-down node.
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公开(公告)号:US11749201B2
公开(公告)日:2023-09-05
申请号:US17416561
申请日:2020-10-28
Inventor: Taejin Kim , Wenchao Bao
IPC: G09G3/3258 , G09G3/3233
CPC classification number: G09G3/3258 , G09G3/3233 , G09G2300/0426 , G09G2300/0819 , G09G2300/0842 , G09G2310/08 , G09G2320/029 , G09G2320/0233 , G09G2320/0295 , G09G2320/043 , G09G2320/045
Abstract: The present disclosure provides a display device and a circuit and method for acquiring voltages, and belongs to the field of display technologies. The display device includes: a display panel including a plurality of sub-pixels and a plurality of sensing lines, each of the sub-pixels being connected to one of the sensing lines; a reference voltage providing circuit configured to provide a reference voltage; a sampling circuit electrically connected to the sensing lines and the reference voltage providing circuit, respectively, and configured to acquire a voltage on each sensing line to obtain a first sampling value, and acquire the reference voltage provided by the reference voltage providing circuit to obtain a second sampling value; and a processing circuit electrically connected to the sampling circuit, and configured to correct the first sampling value based on the second sampling value and the reference voltage.
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公开(公告)号:US11270642B2
公开(公告)日:2022-03-08
申请号:US16674531
申请日:2019-11-05
Inventor: Meng Li , Yongqian Li , Song Meng , Zhidong Yuan , Can Yuan , Haixia Xu , Wenchao Bao
IPC: G06F3/038 , G09G3/3258
Abstract: A pixel unit includes a first sub-pixel circuit and a second sub-pixel circuit. The first sub-pixel circuit includes a first sub-pixel driving circuit and a first light-emitting element, and the second sub-pixel circuit includes a second sub-pixel driving circuit and a second light-emitting element. The first sub-pixel driving circuit and the second sub-pixel driving circuit are connected to a first data line, and the first sub-pixel driving circuit is connected to a first gate line, the second sub-pixel driving circuit is connected to the second gate line. The first sub-pixel driving circuit is configured to drive the first light-emitting element by a data voltage on the first data line under the control of the first gate line. The second sub-pixel driving circuit is configured to drive the second light-emitting element by the data voltage on the first data line under the control of the second gate line.
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