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公开(公告)号：US20210358432A1
公开(公告)日：2021-11-18
申请号：US16621475
申请日：2019-07-19
Inventor： Kai CHEN , Xuelu WANG , Ruichao LIU , Wei WEI , Peimao LI
IPC: G09G3/36 , G02F1/1335 , G02F1/133
Abstract: The present disclosure provides a gray scale setting method, a display substrate and a display apparatus, and relates to the field of display technology. The gray scale setting method of the present disclosure applied to a display substrate. The display substrate has a display area and a non-display area. The display substrate includes an edge pixel on a boundary between the display area and the non-display area, and the edge pixel includes a first sub-area pixel within the display area and a second sub-area pixel within the non-display area. The method includes: acquiring an area ratio of the first sub-area relative to the edge pixel; determining a relative transmittance of the edge pixel according to the area ratio of the first sub-area relative to the edge pixel; and determining a display gray scale for the edge pixel according to the determined relative transmittance.
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公开(公告)号：US20210358362A1
公开(公告)日：2021-11-18
申请号：US16474650
申请日：2018-12-28
Inventor： Jie ZHANG
Abstract: A shift register unit and a driving method thereof, a gate drive circuit, and a display device are disclosed. The shift register unit includes a first input sub-circuit, a first control sub-circuit, an output sub-circuit, and a second control sub-circuit. The first input sub-circuit is configured to output a first control signal of the first control signal terminal to the first control sub-circuit; the first control sub-circuit is configured to output a second input signal of the second input terminal to the first node, or the first control sub-circuit is configured to output the second input signal to the second control sub-circuit; the second control sub-circuit is configured to output a second clock signal to the second node; or the second control sub-circuit is configured to output a first voltage of the first voltage terminal to the second node under control of a level of the control node.
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公开(公告)号：US11175528B2
公开(公告)日：2021-11-16
申请号：US16620217
申请日：2018-04-25
Inventor： Yanfeng Li , Yanan Yu , Yanqing Chen , Wei Li
IPC: G02F1/1335 , G02F1/1343 , G02F1/1333
Abstract: A color filter substrate, a display panel and a display device are provided. The color filter substrate includes a common electrode layer and an upper transparent substrate disposed over the common electrode layer. The common electrode layer is provided with a plurality of slits, and orthographic projections of the slits on the upper glass substrate are within an opaque region of the color filter substrate. Orthographic projections of slits in two adjacent rows on the upper transparent substrate are separated by at least two rows of sub-pixel units; or orthographic projections of slits in two adjacent columns on the upper transparent substrate are separated by at least two columns of sub-pixel units.
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64.发明申请公开(公告)号：US20210331936A1
公开(公告)日：2021-10-28
申请号：US16332125
申请日：2018-07-17
Inventor： Wei LI , Pan GUO , Yanqing CHEN , Ning WANG , Weida QIN , Haoyi XIN , Yanfeng LI , Chao LI , Yongchao WANG
Abstract: A negative thermal expansion material and a preparation method thereof, and a negative thermal expansion film and a preparation method thereof are provided. The negative thermal expansion material includes Eu0.85Cu0.15MnO3-δ, wherein 0≤δ≤2.
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公开(公告)号：US11158255B2
公开(公告)日：2021-10-26
申请号：US16632927
申请日：2019-01-21
Inventor： Hasieerdun Han , Chichang Liu
IPC: G09G3/3233 , G09G3/3266
Abstract: A display driving method, a display driving device, and a display device are provided. The display driving method includes: providing a first voltage, which is lower than a first reference voltage, to a first voltage terminal of a pixel circuit to drive the pixel circuit, wherein a voltage reduction amplitude of the first voltage relative to the first reference voltage is a first amplitude; and providing a second voltage, which is lower than a second reference voltage, to a second voltage terminal of a source driving circuit to control the source driving circuit to generate a data signal which is lower than a data reference voltage, and to provide the data signal to the pixel circuit, a voltage reduction amplitude of the data signal relative to the data reference voltage is the first amplitude.
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Patent Agency Ranking
公开(公告)号：US11157227B2
公开(公告)日：2021-10-26
申请号：US16641298
申请日：2019-03-18
Inventor： Yanfei Ren , Jigang Sun , Wanhua Yang , Weixing Shan , Shaolei Zong
IPC: G06F3/14 , G06F3/041 , G09G3/3225 , G09G3/36
Abstract: A switching control device, a control method, and a display device are provided. The switching control device includes: a main control circuit and switch control circuits in one-to-one correspondence with display screens. The main control circuit is configured to output a display control voltage, and output in a time-division manner a display switching instruction in one-to-one correspondence with each of the display screens. For each of the display screens, the display switching instruction includes: a switch control signal, a data signal, a lighting signal, and an extinguishing signal. The main control circuit is configured to output a lighting signal to the corresponding display screens, and to output an extinguishing signal to the corresponding display screens. The switch control circuits are configured to receive a display control voltage and a switch control signal, and supply a display control voltage to the corresponding display screens.
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公开(公告)号：US11127735B2
公开(公告)日：2021-09-21
申请号：US16433599
申请日：2019-06-06
Inventor： Yanwei Ren , Jingyi Xu , Wulijibaier Tang , Tianlei Shi , Min Liu , Peng Liu
Abstract: A display substrate comprises a display area and a non-display area around the display area; at least one ground terminal located in the non-display area; a first wiring disposed in the non-display area and being around the display area; and a second wiring disposed between the first wiring and the display area and being positioned around the non-display area. The second wiring is provided with at least one tip on a side closer to the first wiring, the at least one tip pointing to the side of the first wiring. The first wiring and the second wiring are respectively connected to the at least one ground terminal.
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公开(公告)号：US20210264862A1
公开(公告)日：2021-08-26
申请号：US17256184
申请日：2020-02-04
Inventor： Zhichong Wang
IPC: G09G3/3275
Abstract: A pixel circuit and a driving method therefor, and a display substrate and a display device are disclosed. The pixel circuit includes a compensation circuit. The compensation circuit may output an initial power supply signal to a first node, and a driving circuit may drive a light-emitting element to emit light according to a potential of the first node and a second power supply signal provided by a second power supply end. And, each driving circuit which the display panel includes may start to work from the same bias situation and drive the corresponding light-emitting element to emit light.
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公开(公告)号：US11100878B2
公开(公告)日：2021-08-24
申请号：US16461818
申请日：2018-11-05
Inventor： Zhichong Wang , Haoliang Zheng , Guangliang Shang , Seung Woo Han , Yinglong Huang
IPC: G09G3/36
Abstract: A shift register unit and a driving method, a grid driving circuit and a display device are disclosed. A shift register unit includes an input circuit, a first reset circuit, and an output circuit. The input circuit includes an input terminal configured to perform a first control on the first control node and the first node in response to an input signal of the input terminal, and then perform a second control on the first node under the control of the level of the first node, the first node is located in a path where the input signal incurs the first control; the first reset circuit is configured to reset the first control node in response to the first reset signal; the output circuit is configured to output an output signal to an output terminal under the control of the level of the first control node.
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公开(公告)号：US11099673B2
公开(公告)日：2021-08-24
申请号：US16645806
申请日：2019-03-12
Inventor： Jingyi Xu , Yuelin Wang , Guangshuai Wang , Yanwei Ren , Peirong Huo , Xintong Fan , Jinyu Chao
Abstract: Disclosed is a touch display panel, a display device and a method for manufacturing a touch display panel. The touch display panel includes a ground wire and a switching element. The ground wire is configured to allow static electricity in the touch display panel to be discharged through the ground wire. The switching element is configured to be turned on or turned off according to an operating state of the touch display panel to control whether the static electricity is discharged through the ground wire.
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