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公开(公告)号：US20240161682A1
公开(公告)日：2024-05-16
申请号：US17778849
申请日：2022-05-13
Applicant: HUIZHOU CHINA STAR OPTOELECTRONICS DISPLAY CO., LTD. , TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
Inventor： Hui LI
IPC: G09G3/32
CPC classification number: G09G3/32 , G09G2300/0439 , G09G2310/0267 , G09G2310/0275 , G09G2320/0209
Abstract: The embodiments of present the application disclose a display panel. The display panel includes a substrate disposed with a plurality of scanning lines and a plurality of data lines. A light-emitting component includes three scanning lines and two light-emitting units, and a light-emitting unit includes a plurality of sub light-emitting pixels. A number of the data lines is less than a number of the sub light-emitting pixels in the light-emitting unit, and a product of the data lines and the scanning lines is greater than or equal to the number of the sub light-emitting pixels. By electrically connecting two light-emitting units with three scanning lines, the number of the data lines is reduced and production cost is decreased.
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公开(公告)号：US20240160065A1
公开(公告)日：2024-05-16
申请号：US17785546
申请日：2022-05-26
Inventor： Mingshen ZHAO
IPC: G02F1/1339 , G02F1/1333 , G02F1/1335 , G02F1/1343
CPC classification number: G02F1/1339 , G02F1/133302 , G02F1/133311 , G02F1/133514 , G02F1/134309
Abstract: The present application provides a display panel, a display device, and a splicing display device. The display panel includes a first substrate, a second substrate disposed opposite to the first substrate, a liquid crystal layer sandwiched between the first substrate and the second substrate, and a flexible circuit board bound and connected to the second substrate; the first substrate includes a common electrode layer at least disposed corresponding to the liquid crystal layer; the second substrate includes an array layer and a color filter layer located on a side of the array layer away from the liquid crystal layer; the flexible circuit board is located on a side of the array layer close to the liquid crystal layer.
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103.发明公开公开(公告)号：US20240160063A1
公开(公告)日：2024-05-16
申请号：US17780982
申请日：2022-05-20
Inventor： Hejing SUN
IPC: G02F1/13357
CPC classification number: G02F1/133603 , G02F1/133605
Abstract: The present disclosure provides a light-emitting plate and a preparation method thereof and a display terminal, wherein the light-emitting plate includes a drive substrate and light sources. The light-emitting plate further includes light reflecting structures, one of light sources is located between two adjacent light reflecting structures. Each of the light reflecting structures includes a first side surface and a second side surface facing an adjacent light source, respectively. One end of the first side surface and one end of the second side surface are connected to the drive substrate. In one of the light reflecting structures, both of the first side surface and the second side surface are concave, and the first side surface and the second side surface are recessed toward each other.
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公开(公告)号：US20240153439A1
公开(公告)日：2024-05-09
申请号：US17756046
申请日：2022-04-19
Inventor： Bin Liu
IPC: G09G3/32 , G09G3/3258 , G09G3/34
CPC classification number: G09G3/32 , G09G3/3258 , G09G3/3406 , G09G2300/0426 , G09G2300/043 , G09G2310/027 , G09G2310/062 , G09G2310/08 , G09G2320/0233 , G09G2330/028
Abstract: A pixel circuit, a backlight module, and a display panel are provided. The pixel circuit includes a driving unit, a voltage stabilization unit, a coupling unit, a writing unit, and a black insertion unit. One end of the black insertion unit is connected to a control end of the driving unit, the other end of the black insertion unit is connected to a first power line, and a control end of the black insertion unit is connected to a second control line. The driving unit can be turned off in a plurality of different time periods in a light-emitting phase of the pixel circuit, thereby constructing a plurality of unequally divided sub-fields, which can increase a number of grayscales which can be displayed.
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公开(公告)号：US20240153438A1
公开(公告)日：2024-05-09
申请号：US17756045
申请日：2022-03-22
Inventor： Jialong Li
IPC: G09G3/32
CPC classification number: G09G3/32 , G09G2300/0439 , G09G2310/027
Abstract: The disclosure provides a pixel circuit, a pixel driving method, and a display device. The pixel circuit includes a driving module and a light emitting module. The light emitting module includes a first light emitting unit, a first light emitting element, a second light emitting unit, and a second light emitting element.
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Patent Agency Ranking
106.发明授权公开(公告)号：US11978409B2
公开(公告)日：2024-05-07
申请号：US17281633
申请日：2021-03-30
Inventor： Jinfeng Liu
CPC classification number: G09G3/342 , G09G3/3648 , G09G2310/08 , G09G2320/0257
Abstract: The present disclosure provides a backlight driving circuit and a liquid crystal display device. The backlight driving circuit according to an embodiment of the present application adds a first transistor and a reset signal. The on-off of the second transistor is controlled by the scan signal to charge the storage capacitor, and the on-off of the first transistor is controlled by the reset signal to release the charge in the storage capacitor. The backlight driving circuit of the application can realize the backlight lighting individually row by row and improve the problem of display motion streak effect.
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公开(公告)号：US11977297B2
公开(公告)日：2024-05-07
申请号：US17414344
申请日：2021-04-02
IPC: G02F1/1335 , G02F1/13357
CPC classification number: G02F1/133612 , G02F1/133603 , G02F1/133608
Abstract: A splicing type light board and a display device are provided with a first LED light board and a second LED light board; a first end of the first LED light board near a first signal input terminal, and a second end away from the first signal input terminal; a first end of the second LED light board near a second signal input terminal, and a second end away from the second signal input terminal; and the first end of the first LED light board connecting the first end of the second LED light board or the second end of the first LED light board connecting the second end of the second LED light board.
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108.发明授权公开(公告)号：US11977289B2
公开(公告)日：2024-05-07
申请号：US17875867
申请日：2022-07-28
IPC: G02F1/1335 , G03F7/00 , G02B5/02 , G02B5/30
CPC classification number: G02F1/133504 , G02F1/133528 , G03F7/0007 , G02B5/021 , G02B5/0268 , G02B5/3016
Abstract: Provided are a wide-viewing-angle optical film, a manufacturing method of the wide-viewing-angle optical film, and a liquid crystal display device. The manufacturing method includes: providing a substrate and forming a first light-transmissive layer at one side of the substrate; performing light treatment on the first light-transmissive layer to form protrusions on a surface of the first light-transmissive layer; and forming a second light-transmissive layer on one side of the first light-transmissive layer away from the substrate, in which a refractive index of a material of the second light-transmissive layer is greater than a refractive index of a material of the first light-transmissive layer to obtain a wide-viewing-angle film including the first light-transmissive layer and the second light-transmissive layer stacked on each other.
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公开(公告)号：US20240144855A1
公开(公告)日：2024-05-02
申请号：US18532761
申请日：2023-12-07
Applicant: HUIZHOU CHINA STAR OPTOELECTRONICS DISPLAY CO., LTD. , TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
Inventor： Wenbo SHI
IPC: G09G3/20
CPC classification number: G09G3/2092 , G09G2310/0267
Abstract: The present application provides a gate driving circuit and a display panel. The gate driving circuit includes a plurality of cascaded gate driving units, where each of the plurality of cascaded gate driving units includes a pull-up control module, an inversion module and a feedback module. The potential of the pull-up node is stepwise increased by the pull-up control module, so that the feedback module can be controlled to be turned off by the inversion module when the potential of the pull-up node is lower, thereby improving a phenomenon of leakage of the pull-up node through the feedback module.
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公开(公告)号：US20240142828A1
公开(公告)日：2024-05-02
申请号：US17770616
申请日：2022-04-15
Inventor： Wanchun WU
IPC: G02F1/1343
CPC classification number: G02F1/134345
Abstract: An array substrate and a display device are disclosed in the present application, the substrate includes a plurality of pixel units, one pixel unit at least comprises a first sub-pixel unit; a pixel electrode at least comprises a first pixel sub-electrode, the first pixel sub-electrode is arranged in the first sub-pixel unit, and comprises a plurality of branch electrodes; wherein the first sub-pixel unit at least comprises a first electrode sub-region and a second electrode sub-region, widths of the branch electrodes in the first electrode sub-region and the second electrode sub-region are different.
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