Patents by Inventor Xiaohu Li
Xiaohu Li has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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DISPLAY SUBSTRATE AND DISPLAY DEVICE HAVING AN ISOLATION GROOVE PROVIDED BETWEEN ADJACENT ELECTRODES
Publication number: 20250143130Abstract: A display substrate and a display device. The display substrate comprises a base substrate and at least two first electrodes provided on one side of the base substrate and spaced apart; a pixel film layer is provided on the sides of the first electrodes away from the base substrate; a interval region is formed between the adjacent first electrodes; an isolation groove is formed on the side of the interval region away from the base substrate; the isolation groove electrically cuts off the pixel film layer on the adjacent first electrodes.Type: ApplicationFiled: January 4, 2025Publication date: May 1, 2025Inventors: Xiaoyun LIU, Liangliang KANG, Xiaohu LI, Juan ZHANG, Qingyu HUANG, Huajie YAN, Zhiqiang JIAO, Jiaqi WEI -
Publication number: 20250143033Abstract: A chip structure and a method for manufacturing the same, and a display apparatus. The chip structure includes a chip wafer unit and a color conversion unit disposed on a light exit side of the chip wafer unit. The color conversion unit includes a base substrate; the base substrate includes a body portion and an edge portion surrounding the body portion; the edge portion includes original layers and modified layers alternately arranged along a first direction; and in the edge portion, layers located on outermost two sides in the first direction are both original layers, the first direction being perpendicular to a surface of the base substrate away from the chip wafer unit. A light reflectivity of the original layers and a light reflectivity of the modified layers are different.Type: ApplicationFiled: March 29, 2023Publication date: May 1, 2025Applicant: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Xiaohu LI, Yichi ZHANG, Wei LI, Zhiqiang JIAO, Lu WANG
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Patent number: 12289960Abstract: A display panel comprises a driving substrate (1), a light-emitting layer (2) and a light guide layer (3); the light-emitting layer (2) is arranged on one side of the driving substrate (1) and comprises a plurality of front light-emitting units (21) and a plurality of rear light-emitting units (22), each of the rear light-emitting units (22) comprising a light source part (221) and a light extracting part (222), and the front light-emitting units (21) and the light source parts (221) being configured for emitting light towards a side away from the driving substrate (1); and the light guide layer (3) comprises a plurality of light guide parts (31), each light guide part (31) being configured to guide light emitted by the light source part (221) of a corresponding rear light-emitting unit (22) to the light extracting part (222).Type: GrantFiled: May 14, 2021Date of Patent: April 29, 2025Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Huajie Yan, Zhiqiang Jiao, Lu Wang, Xiaohu Li
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Publication number: 20250072201Abstract: A light emitting device, a display substrate and a display device, relate to the technical field of displaying. The light emitting device including: a plurality of luminescent layers, wherein each of the plurality of luminescent layers includes at least one subject sublayer and at least one object sublayer, and the at least one subject sublayer and the at least one object sublayer are disposed alternately; wherein thicknesses of at least a part of subject sublayers are greater than or equal to a thickness of the object sublayer. The concentration quenching phenomenon of the luminescent layer in the light emitting device is improved, the luminous efficiency is improved, and the service life of the device is extended.Type: ApplicationFiled: November 24, 2022Publication date: February 27, 2025Applicant: BOE Technology Group Co., Ltd.Inventors: Xiaoyun Liu, Liangliang Kang, Xiaohu Li
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Publication number: 20250048567Abstract: The present application provides an insulation structure and an electronic device, where the insulation structure includes a first substrate, a first conductive body, and a first groove, the first substrate includes a first surface and a second surface oppositely disposed; the first conductive body is disposed on the first surface or second surface; the first groove is located on a same surface as the first conductive body and adjacent to the first conductive body; a surface of the first groove is provided with a first conductive layer, and the first conductive layer is electrically connected with the first conductive body. The insulation structure of the present application slows down the trend of potential line changes at the end of the first conductive body, reduces the electric field strength here, and improves the reliability of insulation.Type: ApplicationFiled: April 3, 2024Publication date: February 6, 2025Inventors: Jianxing DONG, Lei CHEN, Teng LIU, Xiaohu LI
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Publication number: 20250048849Abstract: A display substrate is provided, the display substrate has a plurality of sub-pixels arranged in an array, and includes a driving circuit substrate, a plurality of first electrodes, a pixel definition layer and a light-emitting material layer. The pixel definition layer is at least on a side of the plurality of first electrodes away from the driving circuit substrate, and includes a plurality of sub-pixel openings respectively exposing the plurality of first electrodes and at least one partition structure on the pixel definition layer. The light-emitting material layer is on a side of the pixel definition layer away from the driving circuit substrate and at least in the plurality of sub-pixel openings, the pixel definition layer includes a first pixel definition sub-layer and a second pixel definition sub-layer, and a width of the second pixel definition sub-layer is greater than a width of the first pixel defining sub-layer.Type: ApplicationFiled: October 22, 2024Publication date: February 6, 2025Applicant: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Lei ZHAO, Zhiqiang JIAO, Xiaohu LI, Xiaoyun LIU, Shuilang DONG, Guangcai YUAN, Lilei ZHANG
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Publication number: 20240431143Abstract: An array substrate is provided. The array substrate includes a plurality of subpixels. A respective subpixel of the plurality of subpixels includes a first transistor. The first transistor includes a gate electrode; a first electrode on the gate electrode; a semiconductor material layer on a side of the first electrode away from the gate electrode; a second electrode on a side of the semiconductor material layer away from the first electrode; an organic layer on a side of the second electrode away from the semiconductor material layer; and a third electrode on a side of the organic layer away from the second electrode. An orthographic projection of the second electrode on a base substrate at least partially overlaps with an orthographic projection of the organic layer on the base substrate.Type: ApplicationFiled: December 24, 2021Publication date: December 26, 2024Applicant: BOE Technology Group Co., Ltd.Inventors: Xiaohu Li, Lu Wang, Zhiqiang Jiao, Liangliang Kang, Xiaoyun Liu, Peng Wang
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Publication number: 20240414937Abstract: An organic light-emitting transistor (200), comprising: a gate (214) arranged on a substrate (202), a gate insulation layer (206), a source (204), a light-emitting functional layer (218), and a drain (220). The side surface of the source (204) facing the light-emitting functional layer (218) is in contact with the light-emitting functional layer (218).Type: ApplicationFiled: May 11, 2023Publication date: December 12, 2024Inventors: Peng WANG, Juan ZHANG, Xiaohu LI, Qingyu HUANG, Zhiqiang JIAO
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Publication number: 20240397764Abstract: The disclosure provides a display panel, a manufacturing method thereof and a display device, relating to a field of display technology. The display panel includes a base substrate, a driving layer and a light-emitting layer. The light-emitting units formed by the light-emitting layer includes a first electrode layer, a first insulating layer, a control electrode layer, a second insulating layer, an active layer, a second electrode layer, and an organic light-emitting layer sequentially distributed. In the embodiments of the present disclosure, the second insulating layer is configured to separate the control electrode layer from the organic light-emitting layer and the active layer.Type: ApplicationFiled: February 25, 2022Publication date: November 28, 2024Applicant: BOE Technology Group Co., Ltd.Inventors: Xiaohu LI, Lu WANG, Zhiqiang JIAO, Guangcai YUAN, Peng WANG, Liangliang KANG
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Publication number: 20240376588Abstract: Provided is an evaporation mask, including a mask plate and a plurality of evaporation through-holes. The evaporation through-holes penetrate through the mask plate and corresponds to the sub-pixel regions one by one such that a plurality of sub-pixels of different colors are formed in the plurality of sub-pixel regions; and wherein for each of the evaporation through-holes, an aperture of an opening of the evaporation through-hole on a side proximal to the to-be-evaporated substrate is less than an aperture of an opening of the evaporation through-hole on a side distal to the to-be-evaporated substrate, the opening of the evaporation through-hole on the side distal to the to-be-evaporated substrate extends to at least one adjacent sub-pixel region, and a color of a sub-pixel evaporated in a sub-pixel region corresponding to the evaporation through-hole is different from a color of a sub-pixel evaporated in the at least one adjacent sub-pixel region.Type: ApplicationFiled: July 28, 2023Publication date: November 14, 2024Applicant: BOE Technology Group Co., Ltd.Inventors: Xiaohu LI, Yan QU, Liangliang KANG, Qian JIN, Lu WANG, Weijie WANG, Zhiqiang JIAO
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Patent number: 12108119Abstract: A bullet-screen comment processing method and apparatus are provided. The bullet-screen comment processing method includes: obtaining a to-be-displayed bullet-screen comment of a target video; determining preset bullet-screen comment tracks of a video playing interface based on a playing mode of the target video on the video playing interface, where the preset bullet-screen comment tracks are generated based on at least two playing modes; and rendering the to-be-displayed bullet-screen comment to the video playing interface based on the preset bullet-screen comment tracks and a bullet-screen comment display effect.Type: GrantFiled: January 26, 2023Date of Patent: October 1, 2024Assignee: SHANGHAI BILIBILI TECHNOLOGY CO., LTD.Inventors: Bei Haoyu Yao, Zhenyu Su, Yun Zhang, Xiaohu Li
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Publication number: 20240324318Abstract: A display substrate is provided, the display substrate has a plurality of sub-pixels arranged in an array, and includes a driving circuit substrate, a plurality of first electrodes, a pixel definition layer and a light-emitting material layer. The pixel definition layer is at least on a side of the plurality of first electrodes away from the driving circuit substrate, and includes a plurality of sub-pixel openings respectively exposing the plurality of first electrodes and at least one partition structure on the pixel definition layer. The light-emitting material layer is on a side of the pixel definition layer away from the driving circuit substrate and at least in the plurality of sub-pixel openings, the pixel definition layer includes a first pixel definition sub-layer and a second pixel definition sub-layer, and a width of the second pixel definition sub-layer is greater than a width of the first pixel defining sub-layer.Type: ApplicationFiled: May 31, 2024Publication date: September 26, 2024Applicant: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Lei ZHAO, Zhiqiang JIAO, Xiaohu LI, Xiaoyun LIU, Shuilang DONG, Guangcai YUAN, Lilei ZHANG
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Publication number: 20240324335Abstract: The present disclosure provides a display panel and a display device. The display panel includes: a substrate; a plurality of display units arranged on a side of the substrate, each of the plurality of display units including at least one sub-pixel; a plurality of elastic stretching units arranged on a side of the substrate, each of the plurality of elastic stretching units being connected between two adjacent display units, and a plurality of hollow regions being formed between the plurality of elastic stretching units and the plurality of display units. A sum of areas of the plurality of hollow regions is a, a sum of areas of the plurality of display units is b, and a sum of areas of the plurality of elastic stretching units is c; 15%?a/(a+b+c)×100%?30%.Type: ApplicationFiled: January 30, 2022Publication date: September 26, 2024Inventors: Jinxiang XUE, Zhongyuan SUN, Wenqi LIU, Jingkai NI, Che AN, Guangcai YUAN, Lu WANG, Fang LIU, Xiaohu LI, Liangliang KANG, Zhiqiang JIAO, Peng WANG
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Publication number: 20240306418Abstract: A light emitting device includes: a first electrode layer, a first dielectric layer, a first luminescent layer, a second luminescent layer, a second dielectric layer and a second electrode layer that are arranged sequentially in stack; a source electrode and a drain electrode, wherein the source electrode and the drain electrode are arranged in a same layer, and are both located between the first luminescent layer and the second luminescent layer; and an insulating layer provided in the same layer as the source electrode and the drain electrode, and located between the source electrode and the drain electrode. By controlling the two electrode layers separately, the two luminescent layers may separately and independently emit light. By providing different materials of the luminescent layers, the effect of light emission of multiple mixed colors or the effect of an increased light intensity may be realized.Type: ApplicationFiled: September 21, 2022Publication date: September 12, 2024Applicant: BOE Technology Group Co., Ltd.Inventors: Peng Wang, Xiaohu Li, Juan Zhang, Zhiqiang Jiao
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Publication number: 20240268135Abstract: A light emitting device, a light emitting base plate and a light emitting apparatus, which relates to the technical field of displaying. A light emitting device includes: a first electrode; a second electrode facing the first electrode; and at least one luminescent layer provided in stack between the first electrode and the second electrode, wherein the at least one luminescent layer includes: a first luminescent material for emitting a first light ray when driven by a current or voltage; and a second luminescent material for emitting a second light ray when driven by a current or voltage; wherein a color of the first light ray and a color of the second light ray are different.Type: ApplicationFiled: June 29, 2022Publication date: August 8, 2024Applicant: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Qian Jin, Xiaoyun Liu, Wei Huang, Juan Zhang, Zhiqiang Jiao, Xiaohu Li
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Publication number: 20240244900Abstract: A display panel includes a plurality of driving base plates stacked, each of the driving base plates includes a substrate and a driving unit located on the substrate, orientations of the driving base plates are the same; a plurality of pixel units arranged in an array, each of the pixel units includes a plurality of sub-pixels, and orthographic projections on the substrate of light emitting regions of the sub-pixels in the same pixel unit do not overlap with each other; and each of the driving base plates is provided with at least one sub-pixel on one side away from the substrate, and the driving unit on each of the driving base plates is electrically connected to the at least one sub-pixel; and a quantity of the driving base plates is less than or equal to a quantity of the sub-pixels in one of the pixel units.Type: ApplicationFiled: February 25, 2022Publication date: July 18, 2024Applicant: BOE Technology Group Co., Ltd.Inventors: Xiaohu Li, Weijie Wang, Liangliang Kang, Zhiqiang Jiao, Lu Wang
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Publication number: 20240234004Abstract: The present disclosure discloses a planar magnetic element and a manufacturing method thereof. The planar magnetic element includes: a housing, with an internal space; a core, accommodated in the internal space of the housing, and the core including at least one limb; at least one planar winding corresponding to the limb; and potting adhesive, filled in all air gaps in the internal space of the magnetic element, and blocking the clearance and creepage path between the planar winding and the core and/or between the two planar windings. The present disclosure may significantly reduce the volume of the magnetic element and greatly increase the partial discharge extinction voltage, thereby reducing the partial discharge risk of the magnetic element and improving the reliability. Moreover, the compact structure of the planar magnetic element is conducive to improving the power density of the module.Type: ApplicationFiled: July 28, 2023Publication date: July 11, 2024Inventors: Teng LIU, Jianxing DONG, Xiaohu LI, Liang WANG, Lei CHEN
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Publication number: 20240215318Abstract: A display substrate is provided, the display substrate has a plurality of sub-pixels, and includes a driving circuit substrate, a plurality of first electrodes, a pixel definition layer and a light-emitting material layer. The driving circuit substrate includes a plurality of pixel driving circuits and a protective insulating layer, the protective insulating layer includes a plurality of first vias, and the plurality of first electrodes are respectively electrically connected to the output terminals of the plurality of pixel driving circuits through the first vias. The pixel definition layer includes a plurality of sub-pixel openings and at least one partition structure. The light-emitting material layer at least in the plurality of sub-pixel openings, the pixel definition layer includes a first pixel definition sub-layer and a second pixel definition sub-layer, and a width of the second pixel definition sub-layer is greater than a width of the first pixel defining sub-layer.Type: ApplicationFiled: November 29, 2021Publication date: June 27, 2024Applicant: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Lei ZHAO, Zhiqiang JIAO, Xiaohu LI, Xiaoyun LIU, Shuilang DONG, Guangcai YUAN, Lilei ZHANG
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Publication number: 20240170972Abstract: An electrical system includes a first conduction terminal, a second conduction terminal, N power units and N supporting devices. The N power units are electrically connected between the first conduction terminal and the second conduction terminal in series, and N is an integer greater than or equal to 2. Each of the N supporting devices includes a conductive part and a support part. Each of the N power units is disposed on the corresponding conductive part. The conductive part is electrically connected with a power terminal of one of the N power units or electrically connected with a reference potential of the electrical system. The support part is connected between the corresponding conductive part and a ground potential.Type: ApplicationFiled: October 30, 2023Publication date: May 23, 2024Inventors: Teng Liu, Jianxing Dong, Xiaohu Li, Ming Wang
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Publication number: 20240136103Abstract: The present disclosure discloses a planar magnetic element and a manufacturing method thereof. The planar magnetic element includes: a housing, with an internal space; a core, accommodated in the internal space of the housing, and the core including at least one limb; at least one planar winding corresponding to the limb; and potting adhesive, filled in all air gaps in the internal space of the magnetic element, and blocking the clearance and creepage path between the planar winding and the core and/or between the two planar windings. The present disclosure may significantly reduce the volume of the magnetic element and greatly increase the partial discharge extinction voltage, thereby reducing the partial discharge risk of the magnetic element and improving the reliability. Moreover, the compact structure of the planar magnetic element is conducive to improving the power density of the module.Type: ApplicationFiled: July 27, 2023Publication date: April 25, 2024Inventors: Teng LIU, Jianxing DONG, Xiaohu LI, Liang WANG, Lei CHEN