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31.发明申请公开(公告)号：US20190086203A1
公开(公告)日：2019-03-21
申请号：US16045187
申请日：2018-07-25
Inventor： Cheng Zhou , Zhilong Yuan , Xiaodong Yang , Chunpeng Zhang , Fei Li , Yan Hu , Hongguang Yuan , Chengshih Huang , Guowei Su , Yu Zhang , Zubin Lv
Abstract: The disclosure discloses a method and apparatus for measuring a size of a crystal grain, and a method for fabricating a poly-silicon thin film. The method for measuring the size of the crystal grain includes: obtaining a grain morphology image of a crystalline region of a crystal, and drawing a grain interface diagram according to the grain morphology image; measuring at least one crystal grain in the grain interface diagram, and determining a transverse size and a longitudinal size of each measured crystal grain; and determining a transverse size and a longitudinal size of a crystal grain of the crystal according to the transverse size and the longitudinal size of each measured crystal grain.
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公开(公告)号：US20180052312A1
公开(公告)日：2018-02-22
申请号：US15658381
申请日：2017-07-24
Inventor： Lili Jia , Hao Zhou , Weihao Hu , Liang Zhang , Yu Zhang
IPC: G02B17/08 , G02B5/04 , G02B5/02 , G02F1/1333
CPC classification number: G02B17/086 , G02B5/0226 , G02B5/0231 , G02B5/04 , G02F1/13336 , G02F1/133524
Abstract: A tiled display panel and a tiled display device are disclosed. The tiled display panel includes: at least first and second adjacent display areas; a splice area disposed between the first and second adjacent display areas; a first optical element and a second optical element respectively disposed on the first and second display areas and located on two sides of the splice area; and a reflective element disposed on the splice area. Each of the first optical element and the second optical element is configured to direct at least a portion of light emitted from its respective display area to the reflective element, such that the at least a portion of light is reflected by the reflective element and then emitted out from the splice area.
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公开(公告)号：US12253760B2
公开(公告)日：2025-03-18
申请号：US17788038
申请日：2021-06-25
Inventor： Jing Wang , Peng Li , Yangyang Cai , Chunbing Zhang , Xiang Li , Bochang Wang , Hetao Wang , Zhanchang Bu , Yu Zhang , Shou Li
IPC: G02F1/1335 , G02F1/137 , G09G3/20 , G09G3/34 , G09G3/36
Abstract: Disclosed are a display screen and a display apparatus, comprising: a transmissive liquid crystal panel comprising a displaying side and a non-displaying side arranged opposite to each other; a first polarizer arranged at the displaying side of the transmissive liquid crystal panel; a second polarizer arranged at the non-displaying side of the transmissive liquid crystal panel, a direction of a transmission axis of the first polarizer is perpendicular to that of the second polarizer; a scattering layer arranged between the transmissive liquid crystal panel and at least one of the first polarizer the second polarizer; a reflective polarizer arranged between the transmissive liquid crystal panel and the second polarizer. The disclosed display screen and the display apparatus have a relatively high transmittance and reflectivity, and can be used under different outdoor illuminations so as to realize environmentally friendly effects such as energy saving and emission reduction.
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公开(公告)号：US12133438B2
公开(公告)日：2024-10-29
申请号：US18317012
申请日：2023-05-12
Inventor： Chuan Peng , Yan Cui , Yu Zhang
IPC: H10K59/35 , H10K59/122 , H10K71/00
CPC classification number: H10K59/353 , H10K59/122 , H10K71/00
Abstract: A display substrate includes pixel-defining layer and sub-pixels of N colors, wherein N≥3. The pixel-defining layer defines a plurality of sub-pixel areas having the sub-pixels arranged in therein; the pixel-defining layer includes a first pixel-defining layer and a second pixel-defining layer; a height of the second pixel-defining layer is smaller than a height of the first pixel-defining layer; and the first pixel-defining layer is configured to separate adjacent sub-pixels of different colors; the second pixel-defining layer is configured to separate adjacent sub-pixels of the same color; and the sub-pixels of N colors include red sub-pixels, blue sub-pixels, and green sub-pixels; the display substrate includes at least one column of sub-pixels, and in the at least one column of sub-pixels, sub-pixels belonging to a same column have a same color; and in a column of sub-pixels of the same color, corresponding light-emitting layers of at least two adjacent sub-pixels are connected.
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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
Inventor： Lijin Zhao , Yu Zhang , Shixin Geng , Guangyun Tong , Zhuolong Li , Miao Liu , Huiyan Li , Fan Yang
CPC classification number: G09G3/3413 , G09G3/3426 , G09G3/3648 , H05K1/141 , G09G2310/08 , G09G2320/064 , G09G2320/0666 , G09G2360/16 , H05K2201/10136
Abstract: 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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Patent Agency Ranking
公开(公告)号：US11847970B2
公开(公告)日：2023-12-19
申请号：US17915358
申请日：2021-10-15
Inventor： Lili Du , Wei Zhang , Yu Zhang , Chi Yu , Weiyun Huang
IPC: G09G3/3233 , H10K59/35 , H10K59/131
CPC classification number: G09G3/3233 , H10K59/131 , H10K59/353 , G09G2300/0426 , G09G2300/0819 , G09G2300/0842 , G09G2320/0233 , G09G2320/0686
Abstract: A display substrate and a display device are provided. The display substrate includes a first display region including first light emitting unit groups and first pixel circuit groups connected with the first light emitting unit groups, a second display region including second light emitting unit groups, second pixel circuit groups connected with the second light emitting unit groups and third pixel circuit groups, and a third display region including third light emitting unit groups connected with the third pixel circuit groups. Each light emitting unit group includes light emitting units of different colors. The light emitting unit includes a main body electrode, an area of the main body electrode of at least one color light emitting unit in a non-edge region of the second display region is greater than that of a main body electrode of the same color light emitting unit in the first display region.
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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
Inventor： Guangyun Tong , Shixin Geng , Lijin Zhao , Tengfei Wang , Jiangfeng Zhang , Xu Chen , Zhuolong Li , Yu Zhang
IPC: G02F1/13357 , G02F1/1335
CPC classification number: G02F1/133603 , G02F1/133612
Abstract: 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：US11573441B2
公开(公告)日：2023-02-07
申请号：US17690260
申请日：2022-03-09
Inventor： Yu Zhang , Huiyan Li , Shixin Geng , Bochang Wang
IPC: G02F1/1333 , G02F1/13357 , G09G3/34
Abstract: A backlight assembly includes a first sub-optical film with first edge portions, and a supporting frame including a first supporting portion which includes rims. At least one rim includes a first positioning groove and second positioning grooves, the first edge portion includes a first positioning portion in the first positioning groove and second positioning portions in the second positioning grooves; a difference between sizes of the first positioning groove and the first positioning portion is a first space, a difference between a size of each second positioning groove and that of the second positioning portion is a second space greater than the first space; the first edge portions include a first sub-edge portion, the first positioning portion is located at a midpoint of the first sub-edge portion, and the second positioning portions are distributed on both sides of the first positioning portion.
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39.发明申请公开(公告)号：US20220413375A1
公开(公告)日：2022-12-29
申请号：US17779296
申请日：2021-06-09
Inventor： Guangyun Tong , Yu Zhang , Zhuolong Li , Xuefei Qin , Junning Su
Abstract: 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：US11531229B2
公开(公告)日：2022-12-20
申请号：US17329224
申请日：2021-05-25
Inventor： Yu Zhang , Zhanchang Bu , Shixin Geng
IPC: G02F1/1335
Abstract: A display panel has a plurality of pixel units. Each pixel unit includes a first blue sub-pixel and a second blue sub-pixel. The display panel includes a color filter substrate. The color filter substrate includes a plurality of filter groups. Each filter group includes a first blue filter disposed in a corresponding first blue sub-pixel and a second blue filter disposed in a corresponding second blue sub-pixel. The first blue filter is configured to transmit a first waveband light, and the second blue filter is configured to transmit a second waveband light. A wavelength corresponding to a first peak of the first waveband light is less than a wavelength corresponding to a second peak of the second waveband light. An intensity of the first waveband light emitted from the first blue sub-pixel is less than an intensity of the second waveband light emitted from the second blue sub-pixel.
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