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公开(公告)号：US20230043145A1
公开(公告)日：2023-02-09
申请号：US17789409
申请日：2021-09-15
Inventor： Zhidong YUAN , Dacheng ZHANG , Can YUAN , Yongqian LI
IPC: H01L27/32 , G09G3/3233
Abstract: The present disclosure provides a display substrate and a display device, and belongs to the field of display technology. The display substrate of the present disclosure has a display region, and includes a base and a plurality of data lines and a plurality of fan-out traces on the base; each of the plurality of data lines is connected to a corresponding one of the plurality of fan-out traces at a connection node in the display region; and at least one of the plurality of data lines is connected to a corresponding fan-out trace at a plurality of connection nodes.
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公开(公告)号：US20230006023A1
公开(公告)日：2023-01-05
申请号：US17773501
申请日：2021-03-12
Inventor： Can YUAN , Meng LI , Yongqian LI , Zhidong YUAN , Dacheng ZHANG
Abstract: Provided are a display substrate and a display device. The display substrate includes a base substrate, and gate lines extending in a first direction, data lines extending in a second direction and pixel units that are on the base substrate, the first direction intersecting the second direction; each pixel unit including sub-pixels, each sub-pixel including a pixel circuit; the pixel circuit including at least a switching transistor, a drive transistor, a sensing transistor, and a storage capacitor; for each pixel circuit, the switching transistor, the drive transistor, and the sensing transistor therein are all on a same side of the storage capacitor; the switching transistor is at an intersection of the gate line and the data line connected thereto, and the switching transistor is adjacent to the sensing transistor in the first direction and adjacent to the drive transistor in the second direction.
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公开(公告)号：US20220384558A1
公开(公告)日：2022-12-01
申请号：US17771659
申请日：2021-06-15
Applicant: BOE Technology Group Co., Ltd.
Inventor： Pan XU , Dacheng ZHANG , Yicheng LIN , Yongqian LI
IPC: H01L27/32
Abstract: The present disclosure provides a display substrate and a display apparatus. The display substrate has a display region, and the display substrate includes a base substrate and a plurality of gate lines and a plurality of data lines on the base substrate; the plurality of gate lines and the plurality of data lines are arranged to cross each other to define a plurality of pixel regions, and a pixel unit is arranged in a pixel region of the plurality of pixel regions; each pixel unit includes a thin-film transistor and a light-emitting device in the display region; the display substrate further comprises a plurality of fan-out traces in the display region, wherein each fan-out trace of the plurality of fan-out traces is electrically connected to a data line corresponding to the fan-out trace, and is arranged in a different layer from the date lines and the gate lines.
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公开(公告)号：US20220285476A1
公开(公告)日：2022-09-08
申请号：US17630171
申请日：2021-04-12
Inventor： Yongqian LI , Zhenhua QIU , Ying WANG , Meng LI , Dongxu HAN , Dacheng ZHANG , Shi SUN
Abstract: Provided in the present disclosure are a display substrate and a preparation method therefor, and a display apparatus. The display substrate comprises a plurality of display units, each display unit comprising a display area and a transparent area, and the display area comprising a plurality of sub-pixels; each sub-pixel comprises a second metal layer and a third metal layer, the second metal layer comprising a first scanning line and a second scanning line defining a display row, the third metal layer comprising a first power source line, a second power source line, a compensation line, and a data line defining the plurality of sub-pixels; the first power source line, the second power source line, the compensation line, and the data line all comprise a vertical linear section and a horizontal polyline section.
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公开(公告)号：US20220140282A1
公开(公告)日：2022-05-05
申请号：US17258433
申请日：2020-03-27
Applicant: BOE Technology Group Co., Ltd.
Inventor： Qing WANG , Kuanta HUANG , Xiaochuan CHEN , Dacheng ZHANG
Abstract: Provided are a display substrate and a preparation method thereof, and a display device. The display substrate includes a base substrate, a light-emitting element disposed on the base substrate, and an encapsulation layer disposed on the light-emitting element, the display substrate further comprises a driving circuit connected with the light-emitting element and configured to drive the light-emitting element, the driving circuit comprises a driving transistor which comprises an active layer located inside the base substrate; the encapsulation layer comprises a first gradient layer and a second gradient layer stacked along a direction away from the base substrate, a content of oxygen element in the first gradient layer gradually decreases, and a content of carbon element in the second gradient layer gradually increases along the direction away from the base substrate.
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Patent Agency Ranking
公开(公告)号：US20220123056A1
公开(公告)日：2022-04-21
申请号：US17280725
申请日：2020-05-15
Inventor： Meng LI , Yongqian LI , Jingquan WANG , Chen XU , Dacheng ZHANG , Zhidong YUAN , Can YUAN , Xuehuan FENG
Abstract: A display region includes a plurality of pixel driving circuitry setting regions arranged sequentially in a first direction, and each pixel driving circuitry setting region extends in a second direction intersecting the first direction. Each display circuitry includes a plurality of subpixels in one-to-one correspondence with the pixel driving circuitry setting regions, each subpixel includes a subpixel driving circuitry and a light-emitting element coupled to each other, the subpixel driving circuitry is located in a corresponding pixel driving circuitry setting region, the light-emitting element is located at a side of the subpixel driving circuitry away from the substrate, a width of the light-emitting element is greater than a width of the corresponding pixel driving circuitry setting region in the first direction, and a length of the light-emitting element is smaller than a length of the corresponding pixel driving circuitry setting region in the second direction.
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公开(公告)号：US20190235321A1
公开(公告)日：2019-08-01
申请号：US16118233
申请日：2018-08-30
Applicant: BOE Technology Group Co., Ltd.
Inventor： Chunmiao ZHOU , Dacheng ZHANG
IPC: G02F1/13363 , G02F1/1335 , G02F1/1368 , G02F1/1337
Abstract: A 3D display device comprises first and second substrates disposed opposite one another; a liquid crystal layer; a color filter layer between the first substrate and the liquid crystal layer, a plurality of pixel regions arranged in an array being formed on the color filter layer, and each of the plurality of pixel regions comprising first and second sub-pixels; and a first polarizer on a side of the first substrate, the first polarizer comprising a plurality of wire grid polarizers arranged in an array, two adjacent ones of the plurality of wire grid polarizers comprising a plurality of columns of first sub-wire grid polarizers and second sub-wire grid polarizers which are alternately arranged with each other. An orthographic projection of each column of the first and second sub-wire grid polarizers on the pixel regions is overlapped with at least one column of first sub-pixels and second sub-pixels, respectively.
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公开(公告)号：US20190064631A1
公开(公告)日：2019-02-28
申请号：US15770348
申请日：2017-09-11
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Xiaochen NIU , Xue DONG , Xiaochuan CHEN , Wenqing ZHAO , Dacheng ZHANG
IPC: G02F1/29
Abstract: A liquid crystal lens, a lens assembly, an optical apparatus, and a display device are provided. The liquid crystal lens includes a first transparent substrate; a second transparent substrate, provided opposite to the first transparent substrate; a liquid crystal layer, provided between the first and second transparent substrates; and at least one first electrode and at least one second electrode, both of which being provided at a side of one of the first and second transparent substrates proximal to the liquid crystal layer. The at least one first electrode and the at least one second electrode are alternately arranged to be insulated from each other and have an interval therebetween.
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公开(公告)号：US20180364505A1
公开(公告)日：2018-12-20
申请号：US15737007
申请日：2017-07-31
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Jifeng TAN , Wei WANG , Yafeng YANG , Xiaochuan CHEN , Jian GAO , Can WANG , Can ZHANG , Xinli MA , Xiandong MENG , Xianqin MENG , Dacheng ZHANG
IPC: G02F1/13 , G02F1/1335 , G02F1/1343 , G02F1/13363
Abstract: A display panel and a display device are disclosed and belong to the field of display technology. The display panel comprises a first substrate and a second substrate opposite to each other, and a liquid crystal layer, a first electrode, as second electrode, a waveguide layer and a grating layer between the first and second substrates; wherein the waveguide layer is on a side of the liquid crystal layer proximal to the first substrate; and the grating layer is in contact with the liquid crystal layer; the first electrode and the second electrode are configured to adjust a refractive index of the liquid crystal layer by changing voltages applied thereto; and a coupling efficiency at which light is coupled out of the waveguide layer is determined according to a difference between a refractive index of the grating layer and the refractive index of the liquid crystal layer.
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公开(公告)号：US20170294516A1
公开(公告)日：2017-10-12
申请号：US15507878
申请日：2016-03-24
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Dacheng ZHANG , Dianjie HOU , Wenchu DONG
CPC classification number: H01L29/1606 , H01L21/041 , H01L21/28 , H01L21/34 , H01L21/44 , H01L27/12 , H01L27/1222 , H01L29/45 , H01L29/49 , H01L29/4908 , H01L29/51 , H01L29/66015 , H01L29/66045 , H01L29/66742 , H01L29/778 , H01L29/786 , H01L29/78684
Abstract: A thin film transistor and a producing method thereof, and an array substrate, which belong to a technical field of the thin film transistor, can solve a problem of poor performance of a conventional thin film transistor. The producing method of the thin film transistor comprises: S1: forming a gate electrode (11) composed of graphene; S2: forming a gate insulating layer (12) composed of oxidized graphene; S3: forming an active region (13) composed of doped oxidized graphene or doped graphene; S4: forming a source electrode (14) and a drain electrode (15) composed of graphene, wherein, the graphene composing the source electrode (14), the drain electrode (15) and the gate electrode (11) is formed by reducing oxidized graphene, and the doped oxidized graphene or doped graphene composing the active region (13) is formed by treating oxidized graphene.
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