Patents by Inventor Jiafan SHI

Jiafan SHI 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: 11331899
    Abstract: A manufacturing method and a manufacturing device of a flexible panel are provided. the flexible panel includes a bending area, and the manufacturing method includes: providing a panel unit including a flexible substrate and a back film which are laminated, the panel unit including a panel area corresponding to the flexible panel and a non-panel area outside the panel area; and removing the non-panel area of the panel unit while peeling off a peelable portion of the back film in the bending area of the flexible panel.
    Type: Grant
    Filed: July 9, 2019
    Date of Patent: May 17, 2022
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Wei Wang, Zhifeng Zhan, Yanxin Wang, Shuquan Yang, Jiafan Shi
  • Publication number: 20220102462
    Abstract: Provided are a display substrate, a preparation method thereof, a method for bonding a display panel, and a display apparatus. The display substrate includes a display region and a bezel region, the display region includes multiple corner regions and the corner regions include a corner display region and a blank corner cutting region which are alternately disposed. The corner display region includes a composite wiring layer disposed on a base substrate, a drive structure layer disposed on the composite wiring layer and light-emitting elements disposed on the drive structure layer. The composite wiring layer includes a first wiring layer, a second wiring layer and a first insulating layer disposed between the first wiring layer and the second wiring layer. The drive structure layer includes a pixel drive circuit and multiple connection electrodes. The first wiring layer includes a gate line, and the second wiring layer includes a data line.
    Type: Application
    Filed: April 21, 2021
    Publication date: March 31, 2022
    Inventors: Weifeng ZHOU, Jiafan SHI, Liqiang CHEN, Wenqiang LI
  • Publication number: 20220059784
    Abstract: A display substrate, including: a main display area, including a main display surface; and a bending portion, disposed around a periphery of the main display area, the bending portion is connected to the periphery of the main display area and is bent in a direction away from the main display surface, the bending portion includes: a plurality of side display areas, each of which is connected to a side edge of the main display area, and each side display area includes a side display surface; and a plurality of corner portions, each corner portion is connected to a turning of the main display area and is located between two adjacent side display areas, and wherein the main display surface and the side display surfaces constitute a display area, the corner portions constitute a non-display area, and the plurality of side display areas and the plurality of corner portions extend continuously.
    Type: Application
    Filed: November 16, 2020
    Publication date: February 24, 2022
    Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Kuo Sun, Haijun Yin, Liqiang Chen, Jiafan Shi, Renrong Gai
  • Patent number: 11250736
    Abstract: The disclosure provides a display panel and a flexible display device. The display panel includes: a non-bending region, which includes a first non-bending region and a second non-bending region; a bending region, configured to connect with the first non-bending region and the second non-bending region; a supporting structure, between the first non-bending region and the second non-bending region and close to the bending region, where the supporting structure is configured to support the first non-bending region and the second non-bending region; and a buffer structure, on at least one edge of the supporting structure close to the bending region, and configured to buffer pressing of the edge of the supporting structure on the non-bending region.
    Type: Grant
    Filed: May 8, 2019
    Date of Patent: February 15, 2022
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Peng Huang, Zhifeng Zhan, Shuquan Yang, Yanxin Wang, Jiafan Shi, Wei Wang
  • Publication number: 20210376263
    Abstract: The present disclosure provides a flexible substrate, the flexible substrate is divided into a display region, a binding region on a side of the display region, a to-be-bent region between the display region and the binding region, two transition regions between the to-be-bent region and the display region and between the to-be-bent region and the binding region respectively; the transition regions comprise a plurality of transition sub-regions arranged in a first direction, the first direction is a direction from the display region to the binding region; the flexible substrate comprises a flexible base and a back film disposed on the flexible base, a portion of the back film is located in the transition regions; in any one of the transition regions, the amount of distribution per unit area of the back film in each of the transition sub-regions gradually decreases in a direction gradually approaching the to-be-bent region.
    Type: Application
    Filed: October 29, 2018
    Publication date: December 2, 2021
    Inventors: Wei WANG, Zhifeng ZHAN, Jiafan SHI
  • Publication number: 20210375942
    Abstract: Provided is a display substrate, a method for preparing the same, and a display device. The display substrate includes a pad bending region. In the pad bending region, the display substrate includes a base, and an inorganic insulating layer and a metal layer laminated on the base. The metal layer includes a plurality of discrete metal wires. The inorganic insulating layer includes a plurality of discrete first inorganic insulating layers, each of which is arranged between each of the plurality of discrete metal wires and the base.
    Type: Application
    Filed: October 24, 2018
    Publication date: December 2, 2021
    Inventors: Wei Wang, Zhifeng Zhan, Yanxin Wang, Shuquan Yang, Jiafan Shi, Peng Huang
  • Publication number: 20210264820
    Abstract: A flexible substrate and a manufacturing method thereof and a display device are provided. The flexible substrate has a bending region. The flexible substrate includes a base substrate, and a first organic layer and a second organic layer which are sequentially laminated on the base substrate, and a surface where the first organic layer contacts the second organic layer in the bending region includes a concave-convex structure.
    Type: Application
    Filed: July 9, 2019
    Publication date: August 26, 2021
    Inventors: Wei WANG, Zhifeng ZHAN, Yanxin WANG, Shuquan YANG, Jiafan SHI, Zhongyuan SUN
  • Publication number: 20210138782
    Abstract: A manufacturing method and a manufacturing device of a flexible panel are provided. the flexible panel includes a bending area, and the manufacturing method includes: providing a panel unit including a flexible substrate and a back film which are laminated, the panel unit including a panel area corresponding to the flexible panel and a non-panel area outside the panel area; and removing the non-panel area of the panel unit while peeling off a peelable portion of the back film in the bending area of the flexible panel.
    Type: Application
    Filed: July 9, 2019
    Publication date: May 13, 2021
    Inventors: Wei WANG, Zhifeng ZHAN, Yanxin WANG, Shuquan YANG, Jiafan SHI
  • Publication number: 20210027665
    Abstract: The disclosure provides a display panel and a flexible display device. The display panel includes: a non-bending region, which includes a first non-bending region and a second non-bending region; a bending region, configured to connect with the first non-bending region and the second non-bending region; a supporting structure, between the first non-bending region and the second non-bending region and close to the bending region, where the supporting structure is configured to support the first non-bending region and the second non-bending region; and a buffer structure, on at least one edge of the supporting structure close to the bending region, and configured to buffer pressing of the edge of the supporting structure on the non-bending region.
    Type: Application
    Filed: May 8, 2019
    Publication date: January 28, 2021
    Inventors: Peng HUANG, Zhifeng ZHAN, Shuquan YANG, Yanxin WANG, Jiafan Shi, Wei Wang
  • Publication number: 20200266367
    Abstract: A flexible substrate including a flexible base substrate, and a wiring layer and a back film on opposite sides of the flexible base substrate respectively. A side of the flexible base substrate facing away from the wiring layer is provided with a flat area including the back film and a bending area from which the back film is removed, the bending area is provided with an elastic reinforced film, and an elastic modulus of the elastic reinforced film is smaller than an elastic modulus of the back film. A display device including the flexible substrate and a method for manufacturing the flexible substrate are also provided.
    Type: Application
    Filed: April 26, 2019
    Publication date: August 20, 2020
    Inventors: Yanxin WANG, Zhifeng ZHAN, Peng HUANG, Wei WANG, Shuquan YANG, Jiafan SHI
  • Publication number: 20200039176
    Abstract: A flexible display substrate, a flexible display device, and a method of fabricating a flexible display substrate are provided. The flexible display substrate includes: a back plate including a display area which include a bending area and a non-bending area; and a back film layer disposed on the back plate and including a first sub-back film layer and a second sub-back film layer, wherein the first sub-back film layer is disposed on the non-bending area, and the second sub-back film layer is disposed on the bending area and covers a portion of the bending area.
    Type: Application
    Filed: June 28, 2019
    Publication date: February 6, 2020
    Inventors: Yanxin WANG, Zhifeng ZHAN, Wei WANG, Peng HUANG, Shuquan YANG, Jiafan SHI