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公开(公告)号：US20240049525A1
公开(公告)日：2024-02-08
申请号：US17753513
申请日：2021-03-25
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Xing ZHANG , Zhan GAO , Yicheng LIN , Pan XU , Ying HAN , Guoying WANG , Dacheng ZHANG
IPC: H10K59/126 , H10K59/38 , H10K59/131 , H10K59/80
CPC classification number: H10K59/126 , H10K59/38 , H10K59/131 , H10K59/87
Abstract: A display substrate and a display device are provided. The display substrate includes a base substrate and a light-shielding layer. The base substrate includes a display region including repeating units, each repeating unit includes a transparent region and a pixel region, the pixel region includes sub-pixels, each sub-pixel includes a sub-pixel driving circuit and a light-emitting element, and the light-emitting element includes a first electrode, a second electrode, and a light-emitting layer located between the first electrode and the second electrode. The light-shielding layer is located on a side of the sub-pixel driving circuit close to the base substrate, at least part of an orthographic projection of the light-shielding layer on a main surface of the base substrate overlaps with an orthographic projection of the sub-pixel driving circuit on the main surface of the base substrate, and the light-shielding layer is connected with the second electrode.
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公开(公告)号：US20230158769A1
公开(公告)日：2023-05-25
申请号：US17630670
申请日：2021-01-25
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Zhan GAO , Xing ZHANG , Pan XU , Wei LIU , Ying HAN , Guoying WANG , Yicheng LIN , Tangxiang WANG
CPC classification number: B32B3/08 , B32B7/027 , B32B2457/08 , B32B2457/20
Abstract: The present disclosure relates to the technical field of display, and provides a bearing substrate, a binding assembly, and a binding method thereof. The bearing substrate may be bound to an integrated substrate. A thermal expansion coefficient of the bearing substrate is greater than a thermal expansion coefficient of the integrated substrate. The integrated substrate includes a plurality of second binding terminals distributed at equal intervals in a same direction. The bearing substrate includes a plurality of first binding terminal sets distributed at equal intervals in a first direction, and each of the first binding terminal sets includes a plurality of first binding terminals distributed at equal intervals in the first direction for binding with the plurality of the second binding terminals one-to-one.
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公开(公告)号：US20230115948A1
公开(公告)日：2023-04-13
申请号：US17914929
申请日：2021-02-02
Applicant: BOE Technology Group Co., Ltd.
Inventor： Pan XU , Yongqian LI , Yicheng LIN , Ling WANG , Guoying WANG , Xing ZHANG , Ying HAN , Dacheng ZHANG , Lang LIU , Chen XU
IPC: H10K59/126 , H10K71/00
Abstract: The present disclosure provides an array substrate, a display panel, a display device and a manufacturing method, for solving the problems in the prior art that the array substrate is larger in number of circuits, the area needed for punching is larger, and the high pixel resolution cannot be achieved easily. The array substrate comprises: an interlayer dielectric layer located at the side of the active layer distant from the buffer layer, the interlayer dielectric layer being provided with a via hole, the via hole comprising a first part and a second part, the orthographic projection of the first part on the base substrate being in contact with the orthographic projection of the second part on the base substrate, the first part of the via hole penetrating through the interlayer dielectric layer and the buffer layer and exposing part of the shading layer, and the second part penetrating through the interlayer dielectric layer and exposing at least part of the active layer; and a source/drain layer located at the side of the interlayer dielectric layer distant from the active layer.
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公开(公告)号：US20220359635A1
公开(公告)日：2022-11-10
申请号：US17416522
申请日：2020-12-29
Applicant: BOE Technology Group Co., Ltd.
Inventor： Ying HAN , Ling WANG , Yicheng LIN , Pan XU , Xing ZHANG , Guoying WANG
Abstract: Provided is a display substrate, including: a substrate, and multiple light-emitting units and multiple light-detecting units located on a substrate. At least one light-emitting unit includes a light-emitting element and a pixel driving circuit coupled with the light-emitting element, and at least one light-detecting unit includes an optical sensing element and a light-emitting detection circuit coupled with an optical sensing element; an optical sensing element is located on one side of a light-emitting detection circuit and a pixel driving circuit away from a substrate and between a light-emitting element and a substrate; the light-emitting element emits light from a side away from the substrate, and a light transmittance region is provided on one side of the light-emitting element facing the optical sensing element.
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公开(公告)号：US20220102460A1
公开(公告)日：2022-03-31
申请号：US17298032
申请日：2020-10-28
Applicant: BOE Technology Group Co., Ltd.
Inventor： Pan XU , Yicheng LIN , Ling WANG , Guoying WANG , Xing ZHANG , Ying HAN
Abstract: A display substrate and a manufacturing method therefor, and a display device. The display substrate includes multiple sub-pixels, each sub-pixel including a light-emitting region and a non-light-emitting region, and a driving circuit being provided in each sub-pixel. The driving circuit includes a storage capacitor and multiple transistors. The transistors include a switching transistor, a driving transistor, and a sensing transistor. For each sub-pixel, the transistors are located in the non-light-emitting region, the storage capacitor is a transparent capacitor, and the orthographic projection of the storage capacitor on a substrate overlaps the light-emitting region. The first electrode of the storage capacitor is arranged on the same layer as the active layer of the transistors, and arranged on a different layer from the source and drain electrodes of the transistors, and the second electrode of the storage capacitor is located on the side of the first electrode close to the substrate.
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Patent Agency Ranking
公开(公告)号：US20210233973A1
公开(公告)日：2021-07-29
申请号：US16768174
申请日：2019-12-17
Applicant: BOE Technology Group Co., Ltd.
Inventor： Ying HAN , Wei LIU , Fengjuan LIU
IPC: H01L27/32
Abstract: The present disclosure provides an array substrate, an electroluminescent panel and a display device, to solve the problems of more manufacturing processes and complex structures of the large-sized OLED display panel in the related art. The array substrate includes: a substrate, a plurality of light sensors on the substrate, a flat layer on the light sensor, and a connected electrode layer on the flat layer, wherein each of the light sensors includes a first electrode, a photosensitive layer and a second electrode arranged in sequence on the substrate; wherein the connected electrode layer is connected with the second electrode through a via hole penetrating through the flat layer.
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公开(公告)号：US20210226180A1
公开(公告)日：2021-07-22
申请号：US16955195
申请日：2019-12-19
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Ying HAN , Wei LIU , Jianye ZHANG , Fengjuan LIU , Xing ZHANG
Abstract: A manufacturing method of OLED microcavity structure is provided. The manufacturing method includes: forming a reflective anode on a substrate; forming a transparent conductive film layer having a thickness corresponding to a required pixel on the reflective anode; patterning the transparent conductive film layer and the reflective anode with a pixel mask corresponding to the required pixel to form a pattern of the required pixel; and repeating the above steps on a resultant structure surface according to display requirements until a pixel display structure required by a display device is obtained.
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公开(公告)号：US20200273923A1
公开(公告)日：2020-08-27
申请号：US16707331
申请日：2019-12-09
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Abstract: The present application provides a display substrate, a method of manufacturing the same and a display panel. The display substrate includes pixel units each including a light emitting region and a transparent display region. A light emitting element including a first electrode, a light emitting functional layer and a second electrode is provided in the light emitting region, and second electrodes of light emitting elements forms a second electrode layer having an integral structure. The display substrate further includes an auxiliary electrode in the light emitting region and an auxiliary connection member made of a transparent conductive material. A portion of the auxiliary connection member is in the light emitting region and electrically coupled with the auxiliary electrode and another portion thereof is in the transparent display region and electrically coupled with the second electrode layer.
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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.
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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.
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