Patents by Inventor Fangxu CAO

Fangxu CAO 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).

  • Patent number: 12130669
    Abstract: A support plate includes a support plate body and a plurality of through holes. The support plate body has at least one patterned region. The plurality of through holes are disposed in the at least one patterned region, and penetrate through the support plate body in a thickness direction of the support plate body. A projection of each through hole on a first plane perpendicular to the thickness direction of the support plate body is strip-shaped.
    Type: Grant
    Filed: January 20, 2021
    Date of Patent: October 29, 2024
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Haoran Wang, Fangxu Cao, Liming Dong, Paoming Tsai
  • Patent number: 12120906
    Abstract: Provided are a display substrate, a display device, and a method for manufacturing the display substrate. The display substrate includes: a first inorganic encapsulation layer covering pixels of an island region and covering a signal line of a bridge region, a first organic encapsulation layer covering the first inorganic encapsulation layer, and multiple insulating layers located in the bridge region and between the first inorganic encapsulation layer and a substrate.
    Type: Grant
    Filed: April 22, 2021
    Date of Patent: October 15, 2024
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Hongwei Tian, Yanan Niu, Hejin Wang, Pinfan Wang, Fangxu Cao, Zheng Liu
  • Publication number: 20240215333
    Abstract: The present disclosure provides a display substrate and a preparation method thereof, and a display apparatus. The display substrate includes a pixel region and a stretch hole region which includes a hole region and a partition region; the display substrate includes a base substrate, a structure layer, and an encapsulation structure layer and the partition region includes at least one partition structure surrounding the hole region; the hole region includes a base substrate hole disposed on the base substrate and a structure hole penetrating through the structure layer, the base substrate hole is communicated with the structure hole, at least a portion of an inner wall of the structure hole is covered by at least one encapsulation material layer in the encapsulation structure layer, and an inner wall of the base substrate hole includes a base substrate material segment that is not covered by the encapsulation material layer.
    Type: Application
    Filed: November 19, 2021
    Publication date: June 27, 2024
    Inventors: Pinfan WANG, Zunqing SONG, Fangxu CAO, Jia ZHAO
  • Patent number: 12010884
    Abstract: Provided is an organic light-emitting display substrate and a manufacturing method thereof, and an organic light-emitting display device. The organic light-emitting display substrate includes a display area and an opening area located at the display area. The display area includes: a base substrate; a partition pattern layer located on one side of the base substrate and including a partition wall around the opening area, the partition wall including a wall portion and a blocking portion located on one side of the wall portion away from the base substrate, an orthographic projection of the blocking portion on the base substrate covering and having an area greater than that of the wall portion on the base substrate; and an organic evaporation layer located on one side of the partition pattern layer away from the base substrate, the organic evaporation layer is discontinuous by being blocked by the partition wall.
    Type: Grant
    Filed: November 6, 2019
    Date of Patent: June 11, 2024
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zunqing Song, Pinfan Wang, Fangxu Cao, Huijuan Zhang
  • Patent number: 11985867
    Abstract: A display substrate has a plurality of pixel island regions arranged at intervals and a plurality of bridge regions connecting the plurality of pixel island regions, and includes an opening being disposed between any two adjacent bridge regions. At least one bridge region of the plurality of bridge regions including a first region and two second regions located on two sides of the first region, one second region of the two second regions being connected to one pixel island region adjacent thereto, and another region of the two second regions being connected to one pixel island region adjacent thereto. A stiffness of a portion of the display substrate located in the first region being less than a stiffness of a portion of the display substrate located in each second region.
    Type: Grant
    Filed: June 18, 2020
    Date of Patent: May 14, 2024
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Fangxu Cao, Pinfan Wang, Jing Yang
  • Patent number: 11968872
    Abstract: A display substrate, a manufacturing method thereof and a display apparatus are provided. The display substrate includes a display region and a bezel region. The display region includes a plurality of sub-pixels, and the display region includes a main display region and a plurality of corner display regions. The corner display region includes a first display region and a second display region, a distance between a center point of the first display region and a center point of the main display region is smaller than a distance between a center point of the second display region and the center point of the main display region; and a structure of sub-pixels of the first display region is different from a structure of sub-pixels of the second display region.
    Type: Grant
    Filed: May 11, 2021
    Date of Patent: April 23, 2024
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Fangxu Cao, Jia Zhao, Pinfan Wang
  • Patent number: 11957039
    Abstract: Organic light-emitting display substrates and methods of preparing the same, and organic light-emitting display apparatuses are provided. An organic light-emitting display substrate includes a display area and opening areas in the display area.
    Type: Grant
    Filed: August 25, 2021
    Date of Patent: April 9, 2024
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Zunqing Song, Fangxu Cao
  • Publication number: 20240107824
    Abstract: A display substrate has a central region and an edge region, and includes a plurality of structural units arranged in an array in the central region and the edge region; each structural unit is provided with a plurality of through holes, and divided by the plurality of through holes into a pixel island for displaying and a bridge portion for transmitting signals; the plurality of through holes are arranged around the pixel island; a part of the bridge portion is positioned between the pixel island and the through holes, and another part of the bridge portion is positioned between adjacent through holes; and a pixel pitch between adjacent pixel islands in the structural units in the edge region is equal to a pixel pitch between adjacent pixel islands in the structural units in the central region.
    Type: Application
    Filed: May 17, 2021
    Publication date: March 28, 2024
    Inventors: Jia ZHAO, Pinfan WANG, Fangxu CAO, Zunqing SONG
  • Patent number: 11923379
    Abstract: Provided is a method for preparing a display substrate. The method includes: providing a substrate, the substrate including a plurality of pixel island regions spaced apart and a plurality of bridge regions connecting adjacent pixel island regions; forming thin film transistors and first signal lines in the pixel island regions, and forming first connecting bridges in the bridge regions; and forming second signal lines, second connecting bridges, and a source/drain layer on the substrate by a one-time patterning process.
    Type: Grant
    Filed: April 4, 2023
    Date of Patent: March 5, 2024
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Caiyu Qu, Fangxu Cao, Yanjun Hao, Huijuan Zhang, Yibing Fan, Zunqing Song, Dengyun Chen
  • Publication number: 20230389375
    Abstract: Provided in the present disclosure are a display substrate and a display device. The display substrate includes a display area and a frame area located on at least one side of the display area, and the display area and the frame area include at least one stretching hole; the stretching hole includes a hole area and a partition area, which surrounds the stretching hole, the partition area being provided with a first partition structure surrounding the hole area; and the first partition structure includes a first partition layer, which surrounds the hole area, and a first inorganic layer, which is arranged on the first partition layer, the first partition layer is provided with a partition slot surrounding the hole area, the first inorganic layer is provided with a partition hole surrounding the hole area, and the partition hole is in communication with the partition slot.
    Type: Application
    Filed: March 10, 2022
    Publication date: November 30, 2023
    Inventors: Ziyu ZHANG, Fangxu CAO
  • Patent number: 11806974
    Abstract: A display panel, a display device and a manufacturing method thereof are provided. The display device includes a display panel laminated to the curved cover plate. A main display area, a first sub-area, and a second sub-area of the display panel each include multiple through holes penetrating through the display panel, and the through holes define pixel islands for display and bridges for signal transmission; the through holes are disposed around the pixel islands; a part of the bridge is located between the pixel island and the through hole, the other part is located between adjacent through holes.
    Type: Grant
    Filed: April 5, 2021
    Date of Patent: November 7, 2023
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Fangxu Cao, Pinfan Wang, Haoran Wang, Xiaofei Luo, Yaming Wang, Zuojia Wang, Hejin Wang
  • Patent number: 11770957
    Abstract: Disclosed are a display panel, a manufacturing method of the display panel, and a display apparatus. The display panel includes: a base substrate; and a pixel circuit film layer disposed on the base substrate. The display panel has a plurality of island regions, opening regions between the adjacent island regions, and bridge regions connecting adjacent island regions. Where the plurality of island regions are provided therein the base substrate and the pixel circuit film layer; the opening regions each is provided with a first via hole, and the first via hole runs through the base substrate and the pixel circuit film layer. The display panel further comprises: deformable components each filling the first via hole; where each deformable component comprises an elastic material.
    Type: Grant
    Filed: June 24, 2021
    Date of Patent: September 26, 2023
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Bingwei Wang, Fangxu Cao
  • Patent number: 11744140
    Abstract: The present disclosure relates to a method of fabricating a display panel. The method may include: forming a separation layer having first openings on a surface of the substrate; forming a flexible substrate layer covering the separation layer and the first openings; forming a TFT layer having second openings on a surface of the flexible substrate layer opposite from the substrate; removing a part of the flexible substrate layer that is underneath the second openings; forming a PDL layer covering the TFT layer, side walls of the third openings, and a part of the separation layer in the third openings, thereby forming fourth openings having a fourth width larger than the first width; forming an encapsulation layer covering the PDL layer and the fourth openings; and separating the flexible substrate layer from the substrate.
    Type: Grant
    Filed: November 28, 2019
    Date of Patent: August 29, 2023
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jing Yang, Fangxu Cao, Mingche Hsieh
  • Publication number: 20230255074
    Abstract: A display substrate includes a flexible substrate, a cathode layer located on a first side of the flexible substrate and at least one insulating layer located between the flexible substrate and the cathode layer. The flexible substrate includes at least one stretchable region, the stretchable region extends from the display area to the non-display area, and the stretchable region is provided with a plurality of holes arranged in an array therein. A border of the cathode layer is located in the non-display area. The at least one insulating layer is configured to expose the plurality of holes, the at least one insulating layer is provided with at least one partition groove therein, an orthographic projection of a partition groove on the flexible substrate is disposed around a hole of the plurality of holes, and the partition groove is configured to partition the cathode layer.
    Type: Application
    Filed: September 3, 2021
    Publication date: August 10, 2023
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yang YU, Fangxu CAO, Pinfan WANG, Wenqiang LI, Chunyan XIE, Bo WANG, Jingquan WANG
  • Publication number: 20230238397
    Abstract: Provided is a method for preparing a display substrate. The method includes: providing a substrate, the substrate including a plurality of pixel island regions spaced apart and a plurality of bridge regions connecting adjacent pixel island regions; forming thin film transistors and first signal lines in the pixel island regions, and forming first connecting bridges in the bridge regions; and forming second signal lines, second connecting bridges, and a source/drain layer on the substrate by a one-time patterning process.
    Type: Application
    Filed: April 4, 2023
    Publication date: July 27, 2023
    Inventors: Caiyu QU, Fangxu CAO, Yanjun HAO, Huijuan ZHANG, Yibing FAN, Zunqing SONG, Dengyun CHEN
  • Patent number: 11696461
    Abstract: Disclosed are a display panel, a manufacturing method and a stretchable display device. The display panel includes a rigid substrate; a flexible substrate and an encapsulation layer. The flexible substrate includes a plurality of through-groove structures and at least one through-groove structure includes a non-fixed region and a fixed region surrounding the non-fixed region. A portion of the encapsulation layer located in the at least one through-groove structure includes a first sub-portion located in the fixed region and attached to the rigid substrate and a second sub-portion located in the non-fixed region and attached to the rigid substrate by an organic separation layer, the second sub-portion is configured to be separated from the rigid substrate in a case of gasification of the organic separation layer, and the first sub-portion is configured to be lifted off from the flexible substrate together with the rigid substrate under an external force.
    Type: Grant
    Filed: June 16, 2021
    Date of Patent: July 4, 2023
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Fangxu Cao, Jia Zhao
  • Publication number: 20230189627
    Abstract: The present disclosure provides a display panel, a display device and a method for manufacturing a display panel. The display panel includes: a base, wherein the base includes a plurality of island regions and at least one perforated region, and the perforated region has an opening that penetrate through the base; and pixel units disposed in the island regions and an elastic filling layer disposed in each of the at least one perforated region.
    Type: Application
    Filed: January 6, 2021
    Publication date: June 15, 2023
    Inventors: Chengjie QIN, Fangxu CAO, Tao WANG, Tao SUN, Song ZHANG
  • Patent number: 11670646
    Abstract: Provided are a display substrate, a preparation method thereof, and a display device. The display substrate includes: a substrate, a thin film transistor disposed in a pixel island region of the substrate, a first signal line disposed in the pixel island region and a first connecting bridge disposed in a bridge region of the substrate, wherein the first connecting bridge is electrically connected to a gate of the thin film transistor.
    Type: Grant
    Filed: March 8, 2021
    Date of Patent: June 6, 2023
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Caiyu Qu, Fangxu Cao, Yanjun Hao, Huijuan Zhang, Yibing Fan, Zunqing Song, Dengyun Chen
  • Publication number: 20230169900
    Abstract: A display substrate and a display device are disclosed. The display substrate includes: a a transition region, located between a first display region and a second display region, the first display region, the second display region and the transition region are provided with a plurality of pixels, the plurality of pixels are arranged in an array in the first direction and a second direction intersecting with the first direction, a pixel per inch (PPI) of the first display region is greater than a PPI of the second display region and a PPI of the transition region, the transition region is further provided with a row driving circuit, the row driving circuit is configured to drive the plurality of pixels in the first display region, the second display region and the transition region by rows.
    Type: Application
    Filed: February 3, 2021
    Publication date: June 1, 2023
    Inventors: Long HAN, Pinfan WANG, Fangxu CAO, Wenqiang LI, Libin LIU
  • Publication number: 20230157101
    Abstract: A display substrate, which is provided with a display area and a non-display area that is adjacent to the display area. The display substrate comprises: a flexible base substrate, the flexible base substrate comprising at least one stretchable region, the stretchable regions extending from the display area to the non-display area, a plurality of openings arranged in an array being provided within the stretchable regions; and at least one signal line, which is disposed on a first side of the flexible base substrate and which is located in the non-display area, and an orthographic projection of the signal line on the flexible base substrate does not overlap with at least some of the openings among the plurality of openings.
    Type: Application
    Filed: September 1, 2021
    Publication date: May 18, 2023
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yang YU, Fangxu CAO, Wenqiang LI, Pinfan WANG, Bo WANG, Jingquan WANG