-
公开(公告)号：US20250104646A1
公开(公告)日：2025-03-27
申请号：US18558905
申请日：2023-01-13
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Chengyuan LUO , Pan XU , Ying HAN , Xing ZHANG , Donghui ZHAO , Guangshuang LV , Cheng XU , Xing YAO , Dandan ZHOU , Miao LIU
IPC: G09G3/3266
Abstract: A driving circuit, a driving module, a driving method, a display substrate and a display device are provided. The driving circuit includes a first leakage prevention circuit, an output circuit and a first control node control circuit; the first leakage prevention circuit is configured to control to connect or disconnect the first control node, the first node and the first intermediate node under the control of a first voltage signal provided by the first voltage line according to a potential of the first intermediate node, control to connect or disconnect the first intermediate node and the second voltage line under the control of the potential of the first node, and control to disconnect the first control node and the first node when the first intermediate node and the second voltage line is connected.
-
公开(公告)号：US20240212622A1
公开(公告)日：2024-06-27
申请号：US17794994
申请日：2021-08-24
Applicant: BOE Technology Group Co., Ltd.
Inventor： Pan XU , Hongli WANG , Danyang MA , Guoying WANG , Xing ZHANG , Chengyuan LUO , Ying HAN
IPC: G09G3/3266
CPC classification number: G09G3/3266
Abstract: A display substrate includes an underlayer substrate and a circuit structure layer. The circuit structure layer is located in a display area of the underlayer substrate. The circuit structure layer includes at least one first circuit area and at least one second circuit area. The first circuit area includes at least one first gate drive circuit; the second circuit area includes at least one second gate drive circuit. The first gate drive circuit is cascaded with the second gate drive circuit. The first gate drive circuit includes a plurality of cascaded first gate drive units, and the second gate drive circuit includes a plurality of cascaded second gate drive units. A plurality of first gate drive units are sequentially arranged in a second direction, and a plurality of second gate drive units are sequentially arranged in the second direction.
-
公开(公告)号：US20220255040A1
公开(公告)日：2022-08-11
申请号：US17487969
申请日：2021-09-28
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Chengyuan LUO
Abstract: The embodiments of the present application provide a package cover plate and a manufacturing method thereof, a display panel and a display device. The package cover plate includes a cover plate structure layer, a spacer structure on a side of the cover plate structure layer, the spacer structure includes a first spacer, and the first spacer includes a water absorbing structure, and an auxiliary electrode layer on a side of the spacer structure facing away from the cover plate structure layer.
-
公开(公告)号：US20210066653A1
公开(公告)日：2021-03-04
申请号：US16924232
申请日：2020-07-09
Applicant: BOE Technology Group Co., Ltd.
Inventor： Chengyuan LUO
Abstract: A display substrate includes a display region and hollowed-out grooves provided at a periphery of the display region. The display substrate includes a first organic base layer, a light-emitting unit provided on the base structure layer and located at the display region; the first organic base layer is provided with a groove structure located between the hollowed-out grooves and the display region. The display substrate further includes a first inorganic package layer for covering the light-emitting unit and the groove structure.
-
5.发明申请公开(公告)号：US20190097172A1
公开(公告)日：2019-03-28
申请号：US15986984
申请日：2018-05-23
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Linlin WANG , Chengyuan LUO
Abstract: An organic light-emitting display panel and a fabrication method thereof, and a display apparatus are provided. The organic light-emitting display panel has a display region and a non-display region surrounding the display region in a plan view and includes: a base substrate; a plurality of Organic Light-emitting Diode (OLED) devices, located on the base substrate and in the display region; and a first packaging film, located in both the display region and the non-display region, wherein the plurality of OLED devices are located between the first packaging film and the base substrate, and at least one opening is located in the first packaging film.
-
Patent Agency Ranking
公开(公告)号：US20190040522A1
公开(公告)日：2019-02-07
申请号：US15950334
申请日：2018-04-11
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Chengyuan LUO
Abstract: An absorption shielding device includes a case, a plurality of flipped sheets and a linkage mechanism. The case has an opening on one face. The plurality of flipped sheets are arranged parallel to one another in the opening, and an absorption film being provided on the front face. The linkage mechanism is provided in the case and connected to each of the flipped sheets, to drive synchronous movement of the flipped sheets, such that the absorption shielding device is switched between an absorbing state and a shielding state. In the absorbing state, the front surface of each flipped sheets faces outwardly and closes the opening, and in the shielding state, the back surface of each flipped sheets faces outwardly and closes the opening.
-
公开(公告)号：US20250166573A1
公开(公告)日：2025-05-22
申请号：US18290493
申请日：2023-02-28
Applicant: BOE Technology Group Co., Ltd.
Inventor： Chengyuan LUO , Pan XU , Ying HAN , Donghui ZHAO , Xing ZHANG , Guangshuang LV , Cheng XU , Xing YAO , Dandan ZHOU , Miao LIU
IPC: G09G3/3266 , G09G3/3233 , G11C19/28
Abstract: A shift register is provided to include: a voltage regulating circuit to adjust voltages at first and second nodes; a light-emitting cascade output circuit to write a second operating voltage from a second power terminal to a light-emitting cascade signal output terminal in response to control of the voltage at the first node, and write a first operating voltage from a first power terminal to the light-emitting cascade signal output terminal in response to control of the voltage at the second node; a light-emitting driving output circuit to write a third operating voltage from a third power terminal to a light-emitting control driving signal output terminal in response to control of the voltage at the first node, and write a fifth operating voltage from a fifth power terminal to the light-emitting control driving signal output terminal in response to control of the voltage at the second node; and a first anti-leakage circuit to write a fourth operating voltage from a fourth power terminal to a first anti-leakage node in response to control of the voltage at the second node.
-
公开(公告)号：US20250148998A1
公开(公告)日：2025-05-08
申请号：US19017835
申请日：2025-01-13
Applicant: BOE Technology Group Co., Ltd.
Inventor： Pan XU , Hongli WANG , Danyang MA , Guoying WANG , Xing ZHANG , Chengyuan LUO , Ying HAN
IPC: G09G3/3266 , H10K59/131
Abstract: A display substrate includes an underlayer substrate and a circuit structure layer. The circuit structure layer is located in a display area of the underlayer substrate. The circuit structure layer includes at least one first circuit area and at least one second circuit area. The first circuit area includes at least one first gate drive circuit; the second circuit area includes at least one second gate drive circuit. The first gate drive circuit is cascaded with the second gate drive circuit. The first gate drive circuit includes a plurality of cascaded first gate drive units, and the second gate drive circuit includes a plurality of cascaded second gate drive units. A plurality of first gate drive units are sequentially arranged in a second direction, and a plurality of second gate drive units are sequentially arranged in the second direction.
-
公开(公告)号：US20250095536A1
公开(公告)日：2025-03-20
申请号：US18290015
申请日：2022-11-23
Applicant: BOE Technology Group Co., Ltd.
Inventor： Donghui ZHAO , Pan XU , Ying HAN , Xing ZHANG , Chengyuan LUO , Guangshuang LV , Xing YAO , Dandan ZHOU , Miao LIU
IPC: G09G3/20
Abstract: Provided is a pixel drive circuit. The pixel drive circuit includes a plurality of scan drive circuits transmitting gate drive signals to pixels, a plurality of emission drive circuits transmitting emission control signals to the pixels, a plurality of compensation drive circuits transmitting compensation signals to the pixels, and a plurality of reset drive circuits transmitting reset signals to the pixels, which are all cascaded in a pixel column direction. In addition, the scan drive circuit, the emission drive circuit, the compensation drive circuit, and the reset drive circuit corresponding to the same row of pixels are arranged sequentially along a pixel row direction, the scan drive circuit being disposed farthest away from the pixels. Moreover, among signal lines coupled to the pixel drive circuit, a plurality of signal lines is overlapped with each other, and cutouts are provided at the overlapping portions of the plurality of signal lines.
-
公开(公告)号：US20250031531A1
公开(公告)日：2025-01-23
申请号：US18282106
申请日：2022-11-28
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Ying HAN , Pan XU , Xing ZHANG , Guangshuang LV , Donghui ZHAO , Chengyuan LUO , Cheng XU
IPC: H10K59/124 , G09G3/00 , G09G3/3225 , H10K59/122 , H10K59/131
Abstract: A display substrate and a display device, the display substrate includes a base substrate, a pixel driving circuit layer, a first planarization layer, a first metal layer, a second planarization layer, a plurality of first electrodes and a pixel definition layer; the pixel driving circuit layer includes a plurality of pixel driving circuits, the first planarization layer includes a plurality of first vias respectively exposing output terminals of the pixel driving circuits, the first metal layer includes a plurality of data lines extending in a first direction, the pixel definition layer includes a plurality of first definition walls extending in the first direction and a plurality of second definition walls extending in a second direction, and an orthographic projection of at least part of the data lines on the base substrate respectively overlaps with orthographic projections of the plurality of first definition walls on the base substrate.
-
-
-
-
-
-
-
-
-
Search Results
43
records
(took 0.021 seconds)
