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公开(公告)号：US20210210013A1
公开(公告)日：2021-07-08
申请号：US16078840
申请日：2018-02-23
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Yi Cheng LIN , Pan XU , Baoxia ZHANG , Quanhu LI , Ling WANG , Cuili GAI
IPC: G09G3/3233
Abstract: A pixel circuit and a driving method, a display panel and a display device are provided. The pixel circuit includes a data writing circuit, a compensation control circuit, a storage circuit, a light-emitting control circuit, and a drive circuit. The current output by the drive circuit in the pixel circuit of the present disclosure is only related to the data voltage of the data signal terminal and the reference voltage, and is independent of the threshold voltage of the drive circuit and the voltage of the second power terminal.
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公开(公告)号：US20210074196A1
公开(公告)日：2021-03-11
申请号：US17015475
申请日：2020-09-09
Inventor： Xuehuan FENG , Pan XU
Abstract: The present disclosure relates to the field of display technology and, in particular, to a gate driving structure, an array substrate, and a display device. The gate driving structure may include: a base substrate; a shift register formed on the base substrate, and including a plurality of thin film transistors and at least one capacitor, the capacitor being coupled to the thin film transistor; and a signal wiring group formed on the base substrate, and including a plurality of signal wirings spaced apart from each other, the signal wiring being coupled to the thin film transistor. An orthographic projection of the capacitor on the base substrate is at least partially overlapped with an orthographic projection of the signal wiring group on the base substrate.
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公开(公告)号：US20190156778A1
公开(公告)日：2019-05-23
申请号：US15772677
申请日：2017-09-15
Inventor： Meng LI , Yongqian LI , Pan XU , Miao ZHANG
Abstract: The present application provides a shift register circuit, a gate driving circuit including the shift register circuit, and a driving method applied to the shift register circuit. The shift register circuit includes an input sub-circuit, an output sub-circuit, an output reset sub-circuit, and a first capacitor, wherein the first capacitor is connected between the pull-up node and the second clock signal terminal, and configured to maintain a high level at the pull-up node through the second clock signal input at the second clock signal terminal. The shift register circuit further includes a second capacitor connected between the pull-down node and a first voltage input terminal, and configured to pull down a level at the pull-down node through a reverse bias voltage input at the first voltage input terminal during a blanking time after a frame of scanning ends.
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公开(公告)号：US20190058026A1
公开(公告)日：2019-02-21
申请号：US15765178
申请日：2017-07-07
Inventor： Can YUAN , Yongqian LI , Pan XU , Chao JIAO
Abstract: The present application provides an array substrate, which includes a base substrate, and a first electrode, a first protection layer, a semiconductor electrode, a second protection layer and a second electrode formed sequentially on the base substrate. The second electrode and the semiconductor electrode constitute a storage capacitor, and the first electrode is below the semiconductor electrode to make the semiconductor electrode conductive. In a direction perpendicular to the base substrate, the thickness of at least a portion of the first protection layer in the first electrode area is less than that of other portions of the first protection layer outside the first electrode area, the first electrode area being an area defined by the projection of the first electrode on the first protection layer.
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15.发明申请公开(公告)号：US20190051857A1
公开(公告)日：2019-02-14
申请号：US15982544
申请日：2018-05-17
Applicant: BOE Technology Group Co., Ltd.
Inventor： Pan XU , YI-CHENG LIN , Quanhu LI
Abstract: This disclosure discloses an organic light-emitting diode encapsulation structure, a method for fabricating the same, and an organic light-emitting diode, and the organic light-emitting diode encapsulation structure includes: a cover plate; an array substrate arranged opposite to the cover plate; a spacing layer arranged on at least one of the surface of the edge of the array substrate facing the cover plate, and the surface of the edge of the cover plate facing the array substrate; and wherein the cover plate and the array substrate are bonded to each other through frame sealing glue affixed on the spacing layer into a box; and the surface of the spacing layer bonded through the frame sealing glue is structured in a concave-convex pattern.
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Patent Agency Ranking
公开(公告)号：US20250087155A1
公开(公告)日：2025-03-13
申请号：US18576254
申请日：2022-12-23
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Pan XU , Miao LIU , Xing YAO , Dandan ZHOU , Cheng XU
IPC: G09G3/3233 , H10K59/121 , H10K59/122 , H10K59/131
Abstract: Provided are a display substrate and a driving method thereof. The display substrate includes a first storage circuit and a second storage circuit, a first terminal of the first storage circuit being electrically connected to the control terminal of the driving circuit, a second terminal of the first storage circuit being electrically connected to the first terminal of the driving circuit, and the first storage circuit being configured to store the data signal; a first terminal of the second storage circuit being electrically connected to the first electrode of the light-emitting element and a second terminal of the second storage circuit being electrically connected to a second electrode of the light-emitting element.
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公开(公告)号：US20250078749A1
公开(公告)日：2025-03-06
申请号：US18558143
申请日：2022-11-24
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Ying HAN , Pan XU , Xing ZHANG , Chengyuan LUO , Donghui ZHAO , Guangshuang LV , Cheng XU
IPC: G09G3/3233
Abstract: Pixel circuit, driving method, display substrate, panel and device are disclosed. The pixel circuit includes light-emitting element, and pixel driving circuit including driving circuit, data writing circuit and compensation control circuit; the data writing circuit writes data voltage into control end of driving circuit under control of write control signal in data writing phase; the compensation control circuit writes reference voltage into the control end of driving circuit under control of compensation control signal in compensation phase; the driving circuit is electrically connected to the light-emitting element, and is configured to drive the light-emitting element; the data writing phase does not overlap with the compensation phase. The threshold voltage compensation process does not occupy data writing time in timing, potential of source electrode of the driving transistor included in the driving circuit can be charged to theoretical target potential, which is applicable to display products with high refresh rate.
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公开(公告)号：US20250008790A1
公开(公告)日：2025-01-02
申请号：US18277228
申请日：2022-11-30
Applicant: BOE Technology Group Co., Ltd.
Inventor： Xing ZHANG , Pan XU , Ying HAN , Chengyuan LUO , Donghui ZHAO , Guangshuang LV , Cheng XU
IPC: H10K59/131
Abstract: A display panel and a display apparatus are provided, the display panel includes a substrate and a drive circuit layer, the drive circuit layer includes a pixel drive circuit (PE) and a first scan signal line (G1), the pixel drive circuit is electrically connected with the first scan signal line (G1), and the first scan signal lines (G1) connected with adjacent rows of pixel drive circuits are electrically isolated; the drive circuit layer further includes a first signal line located in a non-display region (AA′) and a second signal line corresponding to the first signal line, the first signal line is configured to supply a signal to the first scan signal line (G1), an orthographic projection of the first signal line on the substrate at least partially overlaps an orthographic projection of the corresponding second signal line on the substrate.
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公开(公告)号：US20240282862A1
公开(公告)日：2024-08-22
申请号：US18024990
申请日：2022-03-31
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Fengjuan LIU , Jianye ZHANG , Yuhang LU , Hongda SUN , Pan XU
IPC: H01L29/786
CPC classification number: H01L29/7869 , H01L29/78645
Abstract: A thin film transistor including: a base substrate, and an active layer and a gate on the base substrate, where the active layer includes a first part and a second part, a conductivity of the second part is greater than a conductivity of the first part; an orthographic projection of the gate on the base substrate covers an orthographic projection of the first part on the base substrate, and the orthographic projection of the gate on the base substrate does not overlap an orthographic projection of the second part on the base substrate; and the first part includes a plurality of first sub-parts, and two sides of any one first sub-part in a trend direction of the active layer are each connected to the second part.
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公开(公告)号：US20240268148A1
公开(公告)日：2024-08-08
申请号：US17914686
申请日：2021-11-18
Inventor： Zhidong YUAN , Pan XU , Jun LIU , Can YUAN , Yongqian LI
IPC: H10K59/121 , H10K59/12 , H10K59/131
CPC classification number: H10K59/1213 , H10K59/1201 , H10K59/1216 , H10K59/131
Abstract: A display panel includes a plurality of sub-pixels, a sub-pixel includes a pixel driving circuit, and the pixel driving circuit includes at least a driving transistor and a storage capacitor. The display panel further includes a substrate, and a first gate conductive layer, a semiconductor layer and a second gate conductive layer that are disposed on the substrate. The first gate conductive layer includes a first electrode plate of the storage capacitor. The semiconductor layer includes an active layer pattern of the driving transistor. At least part of the active layer pattern of the driving transistor and at least part of the first electrode plate are disposed in a same layer. The second gate conductive layer includes a second electrode plate of the storage capacitor and a gate electrode of a driving transistor electrically connected to the second electrode plate.
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