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公开(公告)号：US20240310568A1
公开(公告)日：2024-09-19
申请号：US18027812
申请日：2022-03-31
发明人： Huiyan Li , Yu Zhang , Fuxue Liang , Miao Liu , Shixin Geng , Xuefei Qin , Zhuolong Li , Lulu Wang
IPC分类号： F21V8/00
CPC分类号： G02B6/0031 , G02B6/0083 , G02B6/0085 , G02B6/0091 , G02B6/0073
摘要： A reflection sheet included in a display module is arranged between a back plate and a light guide plate, a plurality of light-emitting assemblies are arranged at a circumferential edge of the light guide plate; the light-emitting assembly includes a light-emitting member, a substrate and an optical adhesive layer, the light-emitting member is fixed on the substrate; the substrate is bonded to a first surface of the light guide plate via the optical adhesive layer; the light-emitting member is located at a circumferential edge of the light guide plate; a light-emitting surface of the light-emitting member is in contact with an edge of the light guide plate, the first surface is a surface opposite to a surface of the light guide plate for emitting light; and an end of the substrate is overlapped on a surface of an edge of the reflection sheet close to the light guide plate.
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公开(公告)号：US12112712B2
公开(公告)日：2024-10-08
申请号：US17638780
申请日：2021-04-08
发明人： Lijin Zhao , Yu Zhang , Shixin Geng , Guangyun Tong , Zhuolong Li , Miao Liu , Huiyan Li , Fan Yang
CPC分类号： G09G3/3413 , G09G3/3426 , G09G3/3648 , H05K1/141 , G09G2310/08 , G09G2320/064 , G09G2320/0666 , G09G2360/16 , H05K2201/10136
摘要： A backlight driving board includes a main circuit board, and a photosensitive device, a backlight controller and a first port that are disposed on the main circuit board. The photosensitive device is configured to sense brightness and color temperature of a light source, and output brightness data and color temperature data. The backlight controller is coupled to the photosensitive device, and configured to receive the brightness data and adjust light-emitting brightness of the light source according to the brightness data. The first port is coupled to the photosensitive device, and configured to be coupled to a system board, receive the color temperature data, and transmit the color temperature data to the system board, such that the system board adjusts color temperature of a picture displayed by a display panel according to the color temperature data.
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公开(公告)号：US11774797B2
公开(公告)日：2023-10-03
申请号：US17620321
申请日：2021-02-04
发明人： Guangyun Tong , Shixin Geng , Lijin Zhao , Tengfei Wang , Jiangfeng Zhang , Xu Chen , Zhuolong Li , Yu Zhang
IPC分类号： G02F1/13357 , G02F1/1335
CPC分类号： G02F1/133603 , G02F1/133612
摘要： A backlight source includes light bars, adapter plate(s) and connection structures. Each light bar includes light-emitting group(s) and external connection unit(s). Each external connection unit is electrically connected to at least one light-emitting group and included at least one first electrode pair. Each adapter plate includes adapter circuits, each adapter circuit includes adapter units, each adapter unit includes at least one second electrode pair. Ends of each connection structure are electrically connected to one external connection unit and one adapter unit. All second electrode pairs of adapter units of a same adapter circuit are classified into at least one group, each group includes second electrode pairs electrically connected in series. In light-emitting groups electrically connected to adapter units of the same adapter circuit, light-emitting groups electrically connected second electrode pairs in a same group are connected in series to form a dimming region.
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公开(公告)号：US20220413375A1
公开(公告)日：2022-12-29
申请号：US17779296
申请日：2021-06-09
发明人： Guangyun Tong , Yu Zhang , Zhuolong Li , Xuefei Qin , Junning Su
摘要： Provided is a projection screen. The projection screen includes a first transparent cover plate, a transparent touch panel, and a first nanoparticle layer, wherein the first nanoparticle layer and the first transparent cover plate are sequentially laminated on one side of the transparent touch panel, and the first nanoparticle layer comprises a plurality of dispersed nanoparticles of different particle sizes. A method for manufacturing a projection screen, a projection display system, and a projection display method are also provided.
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公开(公告)号：US11927878B2
公开(公告)日：2024-03-12
申请号：US17779296
申请日：2021-06-09
发明人： Guangyun Tong , Yu Zhang , Zhuolong Li , Xuefei Qin , Junning Su
IPC分类号： G03B21/62 , B05B1/14 , B05B1/20 , B05B13/04 , B32B7/12 , B32B17/06 , B32B27/06 , G06F3/041 , G06F3/044 , H04N9/31
CPC分类号： G03B21/62 , B05B1/14 , B05B1/20 , B32B7/12 , B32B17/06 , B32B27/06 , G06F3/0416 , G06F3/0446 , B05B13/04 , B32B2307/412 , B32B2307/538 , B32B2307/732 , B32B2457/208 , G06F2203/04103 , H04N9/3179
摘要： Provided is a projection screen. The projection screen includes a first transparent cover plate, a transparent touch panel, and a first nanoparticle layer, wherein the first nanoparticle layer and the first transparent cover plate are sequentially laminated on one side of the transparent touch panel, and the first nanoparticle layer comprises a plurality of dispersed nanoparticles of different particle sizes. A method for manufacturing a projection screen, a projection display system, and a projection display method are also provided.
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公开(公告)号：US11720214B2
公开(公告)日：2023-08-08
申请号：US17578284
申请日：2022-01-18
发明人： Guangyun Tong , Yu Zhang , Zhuolong Li , Liang Bo , Xuefei Qin
IPC分类号： G06F3/044 , G06F3/041 , G06F3/0346 , G06V40/13
CPC分类号： G06F3/0445 , G06F3/0346 , G06F3/0412 , G06F3/0446 , G06F3/04164 , G06F2203/04106 , G06F2203/04114 , G06V40/1318
摘要： Provides is a touch panel. The touch panel includes: a first electrode layer, a photosensitive layer, and a second electrode layer that are laminated, wherein the photosensitive layer is insulated from the first electrode layer and the second electrode layer, and the first electrode layer, the photosensitive layer, and the second electrode layer are capable of forming a plurality of touch units arranged in an array. The photosensitive layer is configured to generate a dielectric constant change at a position under irradiation by light from a line light source.
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公开(公告)号：US11714303B2
公开(公告)日：2023-08-01
申请号：US17512634
申请日：2021-10-27
发明人： Zhuolong Li , Yu Zhang , Guangyun Tong , Liang Bo , Miao Liu , Xuefei Qin
IPC分类号： G02F1/133 , G02F1/1347 , G02F1/1333
CPC分类号： G02F1/13306 , G02F1/1347 , G02F1/133308 , G02F2203/48
摘要： A display device is disclosed, which includes a display screen and a dimming screen which are arranged in a stacked manner, a backlight module on a side of the dimming screen away from the display screen, and a circuit board module on a side of the backlight module away from the dimming screen. The circuit board module includes a first control circuit board on the side of the backlight module away from the dimming screen and a second control circuit board on a side of the first control circuit board away from the backlight module, the first control circuit board is electrically connected with the dimming screen through a first Chip On Film and the second control circuit board is electrically connected with the display screen through a second Chip On Film. The circuit board module further includes a first support frame and a second support frame.
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公开(公告)号：US20220351695A1
公开(公告)日：2022-11-03
申请号：US17434023
申请日：2020-11-12
发明人： Guangyun Tong , Zhuolong Li , Yu Zhang , Bochang Wang
IPC分类号： G09G3/36 , G02F1/1347
摘要： Provided is a display method applicable to a display device, the display device including a liquid crystal light control panel and a liquid crystal display (LCD) panel stacked together, the method including: acquiring a first sub-image and a second sub-image of an image to be displayed on the LCD panel, a boundary of the first sub-image being in contact with a boundary of the second sub-image; and decreasing a grayscale value of a first region, which is in contact with a boundary of a second light control region, in a first light control region, in response to determining that a grayscale value of the second sub-image is greater than a grayscale threshold.
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公开(公告)号：US11721297B2
公开(公告)日：2023-08-08
申请号：US17434023
申请日：2020-11-12
发明人： Guangyun Tong , Zhuolong Li , Yu Zhang , Bochang Wang
IPC分类号： G09G3/36 , G02F1/1347
CPC分类号： G09G3/3607 , G02F1/1347 , G02F2202/28 , G09G2300/023 , G09G2320/0257
摘要： Provided is a display method applicable to a display device, the display device including a liquid crystal light control panel and a liquid crystal display (LCD) panel stacked together, the method including: acquiring a first sub-image and a second sub-image of an image to be displayed on the LCD panel, a boundary of the first sub-image being in contact with a boundary of the second sub-image; and decreasing a grayscale value of a first region, which is in contact with a boundary of a second light control region, in a first light control region, in response to determining that a grayscale value of the second sub-image is greater than a grayscale threshold.
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公开(公告)号：US11531240B2
公开(公告)日：2022-12-20
申请号：US17357112
申请日：2021-06-24
发明人： Yu Zhang , Zhuolong Li , Guangyun Tong , Bochang Wang , Zhanchang Bu
IPC分类号： G09G3/36 , G02F1/1345
摘要： The present disclosure discloses a folding screen display device, and the folding screen display device includes: a main cell and a sub cell arranged in a stacked mode; a backlight module arranged on a side, facing away from the main cell, of the sub cell; a display control circuit board arranged on a side, facing away from the sub cell, of the backlight module; and a cable pinboard arranged on a side frame of the backlight module; where the display control circuit board has a timer control circuit for outputting a timer control signal to the main cell and the sub cell; the timer control circuit is electrically connected with the main cell through a first COF; the timer control circuit is electrically connected with the cable pinboard; and the cable pinboard is electrically connected with the sub cell through a second COF.
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