Patents by Inventor Yunping Di

Yunping Di 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).

  • Publication number: 20240272497
    Abstract: At least one embodiment of the present disclosure provides a display panel, and the display panel includes: a first substrate and a second substrate oppositely combined with each other, the first substrate includes a base substrate, and a gate line, a first electrode, a first interlayer insulating layer, and second electrode on the base substrate; the first interlayer insulating layer includes a first via hole penetrating through the first interlayer insulating layer, the second electrode is electrically connected to the first electrode the first via hole, first support structure is provided in a region corresponding to the first via hole and on a side of the second electrode away from the base substrate; at least a part of the first support structure is located in the first via hole, an orthographic projection of the first via hole overlaps with an orthographic projection of the gate line on the base substrate.
    Type: Application
    Filed: March 30, 2022
    Publication date: August 15, 2024
    Applicant: BOE Technology Group Co., Ltd.
    Inventors: Binbin Tong, Lizhong Wang, Jianbo Xian, Liping Lei, Chunping Long, Yunping Di, Ce Ning
  • Publication number: 20240276767
    Abstract: The present disclosure provides a display substrate, a preparing method therefor, and a display apparatus, the display substrate includes: a base substrate and a driving circuit layer arranged on the base substrate, the driving circuit layer further includes at least one first via hole, the first via hole is located between the second sub-electrode and the first active layer, an orthographic projection of the first via hole is overlapped with an orthographic projection of the first sub-electrode and an orthographic projection of the first active layer on the base substrate respectively, the first via hole exposes at least a portion of the first sub-electrode and at least a portion of the first active layer respectively, the second sub-electrode is electrically connected with the exposed first sub-electrode through the first via hole, and the second sub-electrode is electrically connected with the exposed first active layer through the first via hole.
    Type: Application
    Filed: May 31, 2022
    Publication date: August 15, 2024
    Inventors: Wei YANG, Ce NING, Lizhong WANG, Yunping DI, Tianmin ZHOU, Rui HUANG
  • Patent number: 12062248
    Abstract: A display panel and a display device are provided. The display panel has a touch side and includes an array substrate and an opposite substrate arranged opposite to each other. The array substrate includes an image sensor array including a plurality of image sensors each including a photosensitive element configured to receive light reflected by a texture touched on the touch side for texture acquisition; the opposite substrate includes a light shielding layer including a plurality of first openings arranged in an array, and the plurality of first openings are in one-to-one correspondence with and partially overlap with the photosensitive elements of the plurality of image sensors in a direction perpendicular to a panel surface of the display panel.
    Type: Grant
    Filed: May 25, 2021
    Date of Patent: August 13, 2024
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Changfeng Li, Xiaochuan Chen, Fuqiang Li, Liwei Liu, Hongrun Wang, Hui Zhang, Shunhang Zhang, Kai Hou, Yunsik Im, Yunping Di
  • Publication number: 20240264497
    Abstract: A display substrate includes: a base substrate including a display area and a frame area on at least one side of the display area; a first transistor in the frame area including a first active layer; a second transistor in the display area including a second active layer at a side of the first active layer facing away from the base substrate, the second active layer including a first channel region; and a light shielding layer in the display area. The light shielding layer contains the same element as the first active layer. A material of the light shielding layer can absorb at least part of ultraviolet light and transmit part of visible light. An orthogonal projection of the light shielding layer on the base substrate covers an orthogonal projection of the first channel region on the base substrate.
    Type: Application
    Filed: June 23, 2022
    Publication date: August 8, 2024
    Inventors: Lizhong WANG, Yunping DI, Jinchao ZHANG, Rui HUANG, Liping LEI
  • Publication number: 20240255820
    Abstract: Provided is a substrate. The substrate includes a base substrate; and a plurality of sub-pixel structures arranged in an array on the base substrate, wherein the sub-pixel structure comprises: a thin film transistor disposed on the base substrate, the thin film transistor comprising a source and a drain; an insulating layer disposed on a side of the thin film transistor distal from the base substrate, a first via hole being formed in the insulating layer; a pixel electrode disposed on a side of the insulating layer distal from the base substrate, the pixel electrode being electrically connected to either the source or the drain through the first via hole; and a filling block disposed at the first via hole.
    Type: Application
    Filed: March 31, 2022
    Publication date: August 1, 2024
    Applicant: BOE Technology Group Co., Ltd.
    Inventors: Yunping DI, Lizhong WANG, Ce NING, Binbin TONG, Liping LEI, Jianbo XIAN
  • Publication number: 20240241415
    Abstract: An array substrate and a display panel. The array substrate includes: a base substrate; a gate line and a data line on the base substrate, the gate line intersect the data line to define a pixel region; a metal oxide thin film transistor is arranged in the pixel region, the metal oxide thin film transistor includes a metal oxide semiconductor layer; the metal oxide semiconductor layer includes a first part and a second part; the first part and the data line are connected through a first via hole; the first part is in a stripe shape; a first included angle is between extension directions of the first part and the data line; an orthographic projection of the second part overlap with an orthographic projection of the gate line on the base substrate and do not overlap with an orthographic projection of the data line on the base substrate.
    Type: Application
    Filed: January 10, 2023
    Publication date: July 18, 2024
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Lizhong WANG, Guangcai YUAN, Ce NING, Jianbo XIAN, Liping LEI, Chunping LONG, Yunping DI, Binbin TONG, Zhen ZHANG
  • Publication number: 20240212564
    Abstract: A display substrate, a manufacturing method thereof and a display apparatus are provided. In the present disclosure, a first transistor group with oxide semiconductor as an active layer material is disposed on a side of a second transistor group with polysilicon as an active layer material away from the base, and an area enclosed by orthographic projections of the transistors in the first transistor group on the base is overlapped with an area enclosed by orthographic projections of the transistors in the second transistor group on the base. Stable performance of the transistors included can be ensured in a manufacturing process of the first transistor group and the second transistor group located in different layers, and at the same time, an area occupied by the driving circuit can be reduced so as to decrease a frame width of a display apparatus or improve resolution of the display apparatus.
    Type: Application
    Filed: November 4, 2021
    Publication date: June 27, 2024
    Applicant: BOE Technology Group Co., Ltd.
    Inventors: Lizhong Wang, Ce Ning, Yunping Di, Binbin Tong, Chengfu Xu, Dapeng Xue, Shuilang Dong, Nianqi Yao
  • Publication number: 20240204002
    Abstract: Embodiments of the present disclosure provide an array substrate and method for manufacturing same, a display panel, and a display device, and relate to the field of display technologies. The array substrate includes a color filter layer, such that a distance between a light source on a side, distal from the color filter layer, of the base substrate and the color filter layer is less. Thus, light from regions of the color resist blocks is avoided being emitted from adjacent color resist blocks, and a cross color of the display panel is further avoided, such that the display effect of the display panel is great. In addition, the color resist block is at least partially overlapped with a second portion of a metal oxide pattern in an oxide thin film transistor, such that an overall footprint of the oxide thin film transistor and the color filter layer can be reduced, so as to acquire the display panel of high PPI.
    Type: Application
    Filed: October 28, 2021
    Publication date: June 20, 2024
    Inventors: Zhen ZHANG, Fuqiang LI, Zhenyu ZHANG, Lizhong WANG, Yunping DI, Ce NING, Zheng FANG, Chenyang ZHANG, Yawei WANG, Wei WANG, Hongrun WANG, Binbin TONG, Nianqi YAO, Jiahui HAN, Chengfu XU, Pengxia LIANG
  • Publication number: 20240194698
    Abstract: A displaying base plate and a manufacturing method thereof, and a displaying device. The displaying base plate includes an active area and a non-active area located at the periphery of the active area, wherein the active area includes an opening area and a non-opening area. The displaying base plate includes a substrate and a thin-film transistor disposed on one side of the substrate, wherein the thin-film transistor includes a grid electrode, an active layer, a source-drain electrode and an auxiliary film layer, an excavation area is disposed on the auxiliary film layer, and an orthographic projection of the excavation area on the substrate at least partially covers the opening area.
    Type: Application
    Filed: June 29, 2021
    Publication date: June 13, 2024
    Applicant: BOE Technology Group Co., Ltd.
    Inventors: Lizhong Wang, Ce Ning, Yunping Di, Binbin Tong, Zhen Zhang, Zhenyu Zhang, Fuqiang Li, Chengfu Xu
  • Publication number: 20240162247
    Abstract: Disclosed are a thin film transistor and a manufacturing method therefor, a displaying base plate and a displaying apparatus. The thin film transistor includes an active layer, a first insulating layer and a gate layer which are disposed in stack, wherein the active layer includes a source contact area, a drain contact area, and a channel area connecting the source contact area and the drain contact area; the channel area includes a first channel area, a first resistance area and a second channel area sequentially disposed in a first direction; the gate layer includes a first gate and a second gate which are separately disposed; an orthographic projection of the first gate on a plane where the active layer is located covers the first channel area; and an orthographic projection of the second gate on a plane where the active layer is located covers the second channel area.
    Type: Application
    Filed: June 29, 2021
    Publication date: May 16, 2024
    Applicant: BOE Technology Group Co., Ltd.
    Inventors: Fuqiang Li, Zhen Zhang, Zhenyu Zhang, Lizhong Wang, Ce Ning, Yunping Di, Zheng Fang, Jiahui Han, Chenyang Zhang, Yawei Wang, Chengfu Xu
  • Publication number: 20240103328
    Abstract: A displaying base plate and a manufacturing method thereof, and a displaying device. The displaying base plate includes a substrate, and a first electrode layer disposed on one side of the substrate, wherein the first electrode layer includes a first electrode pattern; a first planarization layer disposed on one side of the first electrode layer that is away from the substrate, wherein the first planarization layer is provided with a through hole, and the through hole penetrates the first planarization layer, to expose the first electrode pattern; and a second electrode layer, a second planarization layer and a third electrode layer that are disposed in stack on one side of the first planarization layer that is away from the substrate, wherein the second electrode layer is disposed closer to the substrate, the second electrode layer is connected to the first electrode pattern and the third electrode layer.
    Type: Application
    Filed: June 29, 2021
    Publication date: March 28, 2024
    Applicant: BOE Technology Group Co., Ltd.
    Inventors: Zhen Zhang, Fuqiang Li, Zhenyu Zhang, Yunping Di, Lizhong Wang, Zheng Fang, Jiahui Han, Yawei Wang, Chenyang Zhang, Chengfu Xu, Ce Ning, Pengxia Liang, Feihu Zhou, Xianqin Meng, Weiting Peng, Qiuli Wang, Binbin Tong, Rui Huang, Tianmin Zhou, Wei Yang
  • Publication number: 20230317740
    Abstract: The present application provides an array substrate, a manufacturing method for the same, and a display panel. The array substrate includes a display area and a non-display area connected to the display area, and the display area includes a plurality of sub-pixels arranged in an array. The non-display area includes at least one polysilicon transistor, each of the sub-pixels includes an oxide transistor and a pixel electrode. A gate of the oxide transistor as well as a first electrode and a second electrode of the polysilicon transistor are arranged in a same layer; an active layer of the oxide transistor and the pixel electrode are arranged in a same layer, and are in contact with each other. The active layer of the oxide transistor includes an oxide semiconductor material, and the pixel electrode includes an oxide conductor material.
    Type: Application
    Filed: March 4, 2022
    Publication date: October 5, 2023
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Lizhong Wang, Ce Ning, Yunping Di, Binbin Tong, Rui Huang, Tianmin Zhou, Wei Yang, Liping Lei
  • Publication number: 20230215211
    Abstract: A display panel and a display device are provided. The display panel has a touch side and includes an array substrate and an opposite substrate arranged opposite to each other. The array substrate includes an image sensor array including a plurality of image sensors each including a photosensitive element configured to receive light reflected by a texture touched on the touch side for texture acquisition; the opposite substrate includes a light shielding layer including a plurality of first openings arranged in an array, and the plurality of first openings are in one-to-one correspondence with and partially overlap with the photosensitive elements of the plurality of image sensors in a direction perpendicular to a panel surface of the display panel.
    Type: Application
    Filed: May 25, 2021
    Publication date: July 6, 2023
    Applicant: BOE Technology Group Co., Ltd.
    Inventors: Changfeng Li, Xiaochuan Chen, Fuqiang Li, Liwei Liu, Hongrun Wang, Hui Zhang, Shunhang Zhang, Kai Hou, Yunsik Im, Yunping Di
  • Patent number: 11662635
    Abstract: Provided is a display panel. The display panel includes an array substrate, a color filter substrate, and a backlight module, wherein the array substrate includes a substrate and a photoelectric sensing device, the substrate is provided with a fingerprint recognition region, and an orthographic projection of the photoelectric sensing device on the substrate is within the fingerprint recognition region. The color filter substrate is disposed opposite to the array substrate, the backlight module is disposed on a side, distal from the array substrate, of the film substrate, and light emitted from the backlight module is capable of passing through the fingerprint recognition region.
    Type: Grant
    Filed: October 29, 2021
    Date of Patent: May 30, 2023
    Assignee: BOE Technology Group Co., Ltd.
    Inventor: Yunping Di
  • Publication number: 20220197094
    Abstract: Provided is a display panel. The display panel includes an array substrate, a color filter substrate, and a backlight module, wherein the array substrate includes a substrate and a photoelectric sensing device, the substrate is provided with a fingerprint recognition region, and an orthographic projection of the photoelectric sensing device on the substrate is within the fingerprint recognition region. The color filter substrate is disposed opposite to the array substrate, the backlight module is disposed on a side, distal from the array substrate, of the film substrate, and light emitted from the backlight module is capable of passing through the fingerprint recognition region.
    Type: Application
    Filed: October 29, 2021
    Publication date: June 23, 2022
    Inventor: Yunping DI
  • Patent number: 10644042
    Abstract: A method for manufacturing an array substrate, an array substrate, and a fingerprint recognition device. The method includes: forming a plurality of polysilicon patterns on a substrate, the plurality of polysilicon patterns including a first polysilicon pattern for forming the PIN-type diode and a second polysilicon pattern for forming the transistor, each polysilicon pattern including a first sub-region, a second sub-region, and a third sub-region between the first sub-region and the second sub-region; using a first doping process to dope the first sub-region of the first polysilicon pattern and the first sub-region and the second sub-region of the second polysilicon pattern with one of P-type ions and N-type ions respectively; and using a second doping process to dope the second sub-region of the first polysilicon pattern with the other of P-type ions and N-type ions.
    Type: Grant
    Filed: May 21, 2018
    Date of Patent: May 5, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventor: Yunping Di
  • Publication number: 20190123073
    Abstract: A method for manufacturing an array substrate, an array substrate, and a fingerprint recognition device. The method includes: forming a plurality of polysilicon patterns on a substrate, the plurality of polysilicon patterns including a first polysilicon pattern for forming the PIN-type diode and a second polysilicon pattern for forming the transistor, each polysilicon pattern including a first sub-region, a second sub-region, and a third sub-region between the first sub-region and the second sub-region; using a first doping process to dope the first sub-region of the first polysilicon pattern and the first sub-region and the second sub-region of the second polysilicon pattern with one of P-type ions and N-type ions respectively; and using a second doping process to dope the second sub-region of the first polysilicon pattern with the other of P-type ions and N-type ions.
    Type: Application
    Filed: May 21, 2018
    Publication date: April 25, 2019
    Inventor: Yunping Di
  • Patent number: 10124565
    Abstract: The present disclosure provides a graphene conductive film, a method for forming the same and a flexible touch device. The method for forming a graphene conductive film includes: growing a graphene layer on a metal catalytic substrate; coating a PAA solution onto the graphene layer, and curing the PAA solution so as to form a PI film; and removing the metal catalytic substrate so as to form the graphene conductive film with the PI film.
    Type: Grant
    Filed: July 31, 2015
    Date of Patent: November 13, 2018
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventor: Yunping Di
  • Publication number: 20170219754
    Abstract: A wire-grid polarizing element comprising a base substrate, and a carbon nanotube wire-grid and a metal wire-grid which are disposed on the base substrate, wherein the metal wire-grid and the carbon nanotube wire-grid are laminated in a direction perpendicular to the base substrate, and the carbon nanotube wire-grid comprises a plurality of carbon nanotubes having the same axial direction.
    Type: Application
    Filed: September 9, 2016
    Publication date: August 3, 2017
    Inventors: YUNPING DI, Wei Wang, Jikai Yao, Ming Zhu, Xin Gu, Zhen Liu
  • Patent number: 9711664
    Abstract: The invention provides a flexible transparent solar cell and a production process of the same, and belongs to the technical field of solar cell. The flexible transparent solar cell comprises: a flexible transparent substrate, a transparent front-electrode, a cell unit, a transparent back-electrode and a transparent encapsulating layer, which are disposed in this order; the transparent front-electrode comprising a metallic grid thin film layer and a graphene layer; and the transparent back-electrode comprising a nano metal layer and a graphene layer. The invention can be used in production of flexible transparent solar cell, in order to improve conductivity and transparency of solar cells.
    Type: Grant
    Filed: June 26, 2014
    Date of Patent: July 18, 2017
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventor: Yunping Di