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公开(公告)号：US20240296768A1
公开(公告)日：2024-09-05
申请号：US18044368
申请日：2022-04-28
发明人： Honggui JIN , Hongjun YU , Hanqing LIU , Jian WANG , Yong ZHANG , Ruomei BIAN , Peipei WANG , Zhilong DUAN , Yue YANG , Xin LI , Yong SONG , Qiang WANG
IPC分类号： G09G3/20
CPC分类号： G09G3/20 , G09G2300/0413 , G09G2330/02
摘要： The present disclosure provides a driving circuit, a driving method and a display device. The driving circuit includes a first pull-down node, a first control circuit and a pull-up node reset circuit; the first control circuit is configured to control to connect the first pull-down node and the first voltage terminal under the control of the first control signal provided by the first control terminal, so that a potential of the first pull-down node is a valid voltage; the pull-up node reset circuit is configured to control to connect the pull-up node and the second voltage terminal when the potential of the first pull-down node is a valid voltage, so as to reset the potential of the pull-up node.
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公开(公告)号：US20240272467A1
公开(公告)日：2024-08-15
申请号：US18019244
申请日：2022-01-29
申请人： BOE Technology Group Co., Ltd. , Beijing BOE Optoelectronics Technology Co., Ltd. , Shandong Lanbeisite Educational Equipment Group
发明人： Jiaxing WANG , Jian WANG , Xiaojuan WU , Hongliang YUAN , Xiuliang WANG , Yao BI , Jinshuai DUAN , Feng LIU , Cuiyu CHEN , Yang GE , Zhilong DUAN , Zhiqiang YU , Tianyang HAN
IPC分类号： G02F1/1333 , G02F1/1335 , G02F1/1343 , G02F1/1347 , G02F1/1368 , G02F1/139
CPC分类号： G02F1/13338 , G02F1/133305 , G02F1/133512 , G02F1/133514 , G02F1/133528 , G02F1/134309 , G02F1/13439 , G02F1/1347 , G02F1/1368 , G02F1/1391
摘要： Provided is a liquid crystal handwriting board. The liquid crystal handwriting board includes a first substrate, a second substrate, a third substrate, a first liquid crystal layer, and a second liquid crystal layer; wherein the first substrate includes: a first base, and a first pixel electrode and a transparent electrode, wherein the first pixel electrode is insulated from the transparent electrode, and the first pixel electrode is closer to the second substrate than the transparent electrode is; wherein the first substrate, the first liquid crystal layer and the second substrate are configured to form a display portion of the liquid crystal handwriting board; and the first substrate, the second liquid crystal layer and the third substrate are configured to form a writing portion of the liquid crystal handwriting board.
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公开(公告)号：US20240231603A1
公开(公告)日：2024-07-11
申请号：US17916019
申请日：2021-09-28
发明人： Xiaojuan WU , Jian WANG , Yu ZHAO , Yang GE , Xian WANG , Jiaxing WANG , Chunnan FENG , Jinshuai DUAN , Xiuliang WANG , Biqi LI , Feng QU
IPC分类号： G06F3/04883 , G02F1/1333 , G02F1/1343 , G06F3/041 , G06F3/046
CPC分类号： G06F3/04883 , G02F1/13338 , G06F3/0412 , G06F3/046 , G02F1/133331 , G02F1/134309
摘要： An array substrate, a panel, a handwriting tablet and a method for driving the same, relate to the field of handwriting tablet technology. The array substrate includes a handwriting area and a peripheral area surrounding the handwriting area; the handwriting area includes a plurality of handwriting sub-areas; wherein the array substrate includes a plurality of NFC coils and a plurality of erasure units. The plurality of NFC coils are arranged in the plurality of handwriting sub-areas in a one-to-one correspondence. The plurality of erasure units are arranged in the plurality of handwriting sub-areas in a one-to-one correspondence.
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4.发明公开公开(公告)号：US20240176178A1
公开(公告)日：2024-05-30
申请号：US18282985
申请日：2022-08-22
发明人： Jiaxing WANG , Hao YAN , Xiaojuan WU , Hongliang YUAN , Jian WANG , Yao BI , Jinshuai DUAN , Yang GE , Zhilong DUAN , Zhiqiang YU , Xianglei QIN , Xiuliang WANG , Xiaofeng YIN
IPC分类号： G02F1/1333 , G02F1/133 , G02F1/1335 , G02F1/1368 , G02F1/139
CPC分类号： G02F1/13338 , G02F1/13318 , G02F1/133512 , G02F1/1368 , G02F1/1391
摘要： Provided is a liquid crystal handwriting board. The liquid crystal handwriting board includes: a liquid crystal panel, a photosensitive assembly, and a control assembly; wherein the liquid crystal panel includes a first substrate and a second substrate that are opposite; the photosensitive assembly includes a plurality of photosensitive elements; and the control assembly is electrically connected to the liquid crystal panel and the photosensitive assembly, and is configured to determine position information of a pixel region for erasure by detecting position information of target light irradiated to the liquid crystal panel by the photosensitive assembly and supply a pixel voltage to the plurality of pixel electrodes in the pixel region for erasure, such that a voltage difference is present between the plurality of pixel electrodes in the pixel region for erasure and the common electrode.
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公开(公告)号：US20240170495A1
公开(公告)日：2024-05-23
申请号：US17778096
申请日：2021-06-24
发明人： Xian WANG , Yu ZHAO , Xiaojuan WU , Chunnan FENG , Jian WANG , Yong ZHANG , Dawei FENG , Huairui YUE , Yang GE , Jianwei MA , Lei SHI , Biqi LI , Feng QU
IPC分类号： H01L27/12 , G02F1/1362
CPC分类号： H01L27/124 , G02F1/136286
摘要： A display substrate has a display area and a peripheral area surrounding the display area; the display area has a functional area and a non-functional area; the display substrate includes a base substrate, a plurality of first signal lines, a first interlayer insulating layer, a plurality of second signal lines, a conductive mesh and an auxiliary functional structure; the conductive mesh includes a plurality of first conductive structures and a plurality of second conductive structures which are arranged crosswise and electrically connected to each other; the auxiliary functional structure includes a plurality of first conductive wires and a plurality of second conductive wires which are arranged crosswise; the first conductive wire is at least a part of the first conductive structure, and each of some first conductive structures includes two first conductive wires; the second conductive wire is at least a part of the second conductive structure.
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公开(公告)号：US20220373851A1
公开(公告)日：2022-11-24
申请号：US17772149
申请日：2021-06-11
发明人： Lingfang NIE , Yong ZHANG , Jian WANG , Jinshuai DUAN , Zhichao YANG , Li TIAN , Jian LIN , Xianglei QIN , Limin ZHANG , Honggui JIN , Zepeng SUN , Yashuai AN , Liangzhen TANG , Zhilong DUAN
IPC分类号： G02F1/167 , G02F1/137 , G02F1/1362 , G02F1/139
摘要： An electronic paper display screen and a manufacturing method therefor, and a display device. The electronic paper display screen includes a first electronic paper screen and a second liquid crystal display layer which are stacked; the first electronic paper screen is an electrophoretic electronic paper screen, the second liquid crystal display layer is a cholesteric liquid crystal display screen, and the second liquid crystal display layer includes a first substrate, a second substrate and a control drive circuit; the first substrate is provided with multiple first electrodes arranged in a first direction, and the second substrate is provided with multiple second electrodes arranged in a second direction; and at least one of the first substrate and the second substrate is further provided with multiple metal wires, the metal wires are respectively connected to the control drive circuit and the electrodes of the substrate to which the metal wires belong.
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公开(公告)号：US20220100033A1
公开(公告)日：2022-03-31
申请号：US17280899
申请日：2020-12-08
发明人： Xiaojuan WU , Zhiqiang ZHAO , Jiaxing WANG , Hongliang YUAN , Jian WANG
IPC分类号： G02F1/1335 , G02F1/1343 , G02F1/1334 , G02F1/139
摘要： The present disclosure provides a light-adjusting glass and a glass module, which belongs to the field of display glass technology. The light-adjusting glass of the present disclosure includes a basic light-adjusting structure and a reflective polarizer; and the basic light-adjusting structure includes a first substrate, a second substrate and a first liquid crystal layer, wherein the first substrate and the second substrate are opposite to each other, and the first liquid crystal layer is between the first substrate and the second substrate; the first liquid crystal layer is configured to rotate under an electric field between the first substrate and the second substrate so as to control transmittance of light; the reflective polarizer is on a side of the first substrate distal to the first liquid crystal layer.
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公开(公告)号：US20220100021A1
公开(公告)日：2022-03-31
申请号：US17280901
申请日：2020-12-08
发明人： Hongliang YUAN , Xiaojuan WU , Yong ZHANG , Limin ZHANG , Zhiqiang ZHAO , Qi ZHENG , Yao BI , Xuan ZHONG , Zhangxiang CHENG , Donghua ZHANG , Jiaxing WANG , Ce WANG , Jian WANG , Yanchen LI
IPC分类号： G02F1/1345 , G02F1/1339 , G02F1/1343 , G02F1/1333 , B60J3/04
摘要： The present disclosure provides a light-adjusting glass and a smart vehicle window. The light-adjusting glass has a transmittance adjustment region and an encapsulation region; the light-adjusting glass includes: a first and second substrate opposite to each other, and a dye liquid crystal layer between the first and second substrates in the transmittance adjustment region, and a frame sealant in the encapsulation region; the first substrate includes a first base and a first electrode layer on a side of the first base proximal to the dye liquid crystal layer; the second substrate includes a second base and a second electrode layer on a side of the second base proximal to the dye liquid crystal layer; a conductive structure is provided in the frame sealant; a first and second voltage transmission structures electrically insulated from each other are on the first base.
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公开(公告)号：US20210405457A1
公开(公告)日：2021-12-30
申请号：US16962493
申请日：2019-09-26
发明人： Xuan ZHONG , Hongliang YUAN , Jian WANG , Qi ZHENG , Wei ZHAO , Xiaojuan WU , Zhangxian CHENG , Jiaxing WANG
IPC分类号： G02F1/13363 , G02F1/1335 , G02F1/1337
摘要： The present disclosure provides an optical assembly, a liquid crystal display device, and an electronic equipment. The optical assembly includes: a linear polarizer, a half-wave plate, and a quarter-wave plate stacked in sequence. An absorption axis of the linear polarizer is substantially perpendicular to a first direction, and the first direction is parallel to a surface of the linear polarizer; an angle between an in-plane slow axis of the half-wave plate and the first direction is in a range of 100° to 110°; an angle between an in-plane slow axis of the quarter-wave plate and the first direction is in a range of 160° to 170°.
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10.发明公开公开(公告)号：US20240353726A1
公开(公告)日：2024-10-24
申请号：US18682934
申请日：2021-11-30
发明人： Xiaojuan WU , Xiuliang WANG , Jiaxing WANG , Yu ZHAO , Jian WANG , Yao BI , Jinshuai DUAN , Yang GE , Zhilong DUAN , Zhiqiang YU , Cuiyu CHEN , Feng LIU , Tianyang HAN
摘要： The present disclosure belongs to the technical field of display, and provides an array substrate, a handwriting tablet, a tablet eraser, a handwriting tablet system and a method for erasing a pattern. The array substrate is provided with a handwriting area, and a peripheral area surrounding the handwriting area. The array substrate includes erasing electrodes, which are arranged in an array, and a driving circuit for driving the erasing electrodes, wherein the driving circuit is configured to load, under the irradiation of preset light, an erasing voltage to the erasing electrodes. The array substrate is further provided with an NFC coil, which is used for sending an NFC signal, wherein a sensing range of the NFC coil covers the handwriting area.
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