Patents by Inventor Zhonghuan LI

Zhonghuan 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).

  • Publication number: 20240185765
    Abstract: A texture recognition device and a display apparatus are provided. The texture recognition device has a plurality of pixel units, and includes a base substrate, a driving circuit layer, a photosensitive element layer, and a lens layer. The driving circuit layer and the photosensitive element layer are on the base substrate, and the lens layer is on a side of the photosensitive element layer away from the base substrate; at least one pixel unit includes a pixel driving circuit in the driving circuit layer, a plurality of photosensitive elements in the photosensitive element layer and a plurality of lens units in the lens layer, the pixel driving circuit is electrically connected with the plurality of photosensitive elements, and in a direction perpendicular to a surface of the base substrate, the plurality of photosensitive elements are in one-to-one correspondence with and overlap with the plurality of lens units.
    Type: Application
    Filed: June 22, 2021
    Publication date: June 6, 2024
    Inventor: Zhonghuan LI
  • Publication number: 20240113140
    Abstract: A ridge recognition substrate and a ridge recognition apparatus. The ridge recognition substrate includes: a base substrate including a photosensitive area, and a light-shielding area located on at least one side of the photosensitive area; a plurality of photosensitive devices, arranged in the photosensitive area in an array; each photosensitive device includes a first electrode, a photoelectric conversion structure and a second electrode arranged in layers, the photoelectric conversion structure is electrically connected with the first electrode, and the photoelectric conversion structure directly contacts with the second electrode; and dummy devices, arranged in the light-shielding area in an array, each dummy device including a third electrode, an equivalent dielectric layer and a fourth electrode, the third electrode and the first electrode is in the same layer, the fourth electrode is located at the side of the layer where the second electrode is located facing away from the base substrate.
    Type: Application
    Filed: May 26, 2021
    Publication date: April 4, 2024
    Inventors: Yajie FENG, Cheng LI, Yue GENG, Kuiyuan WANG, Zhonghuan LI, Yi DAI, Chaoyang QI, Zefei LI, Congcong XI, Xiaoguan LI
  • Publication number: 20240075732
    Abstract: In a peeling system and a peeling method for a flexible fingerprint component provided by the present invention, the flexible fingerprint component is formed on a rigid substrate, and the flexible fingerprint component comprises a flexible substrate, a photosensitive device layer and an optical film sequentially arranged on the flexible substrate, a first chip-on film bonded to the photosensitive device layer on a first side of the optical film, and a second chip-on film bonded to the photosensitive device layer on a second side of the optical film, wherein the optical film is provided with an extension portion beyond the flexible substrate, the second side of the optical film is located on a side opposite to the extension portion, and the first side of the optical film is located on a side adjacent to the extension portion.
    Type: Application
    Filed: February 23, 2021
    Publication date: March 7, 2024
    Inventors: Yi DAI, Cheng LI, Yue GENG, Kuiyuan WANG, Chaoyang QI, Zefei LI, Yajie FENG, Xiaoguan LI, Zhonghuan LI
  • Publication number: 20240005694
    Abstract: Provided in the present disclosure are a print recognition module and a display apparatus. The print recognition module includes: a base substrate; a driving circuit layer located on one side of the base substrate and including a plurality of driving transistors arranged in an array; a first insulating layer located on the side of the driving circuit layer that is away from the base substrate and including a plurality of first via holes running through the thickness thereof; a connecting electrode layer located on the side of the first insulating layer that is away from the driving circuit layer and including a plurality of connecting electrodes which are in one-to-one correspondence with first electrodes of the driving transistors; and a plurality of photoelectric conversion portions located on the side of the connecting electrode layer that is away from the first insulating layer.
    Type: Application
    Filed: May 27, 2021
    Publication date: January 4, 2024
    Inventors: Yue GENG, Kuiyuan WANG, Zhonghuan LI, Cheng LI, Yi DAI, Yajie FENG, Chaoyang QI, Zefei LI, Xiaoguan LI, Congcong XI
  • Publication number: 20230395625
    Abstract: A print recognition substrate and a print recognition apparatus. The print recognition substrate includes a base substrate, which includes a data line and a gate line crossing each other; a light shielding structure, located on the base substrate, and including a metal layer, and an orthographic projection of the light shielding structure on the base substrate does not overlap with orthographic projections of the data line and the gate line on the base substrate; a photoelectric conversion structure, located on the side of the light shielding structure away from the base substrate, and an orthographic projection of the photoelectric conversion structure on the base substrate is located in an orthographic projection of the light shielding structure on the base substrate, and a distance between an edge of the photoelectric conversion structure and an edge of the light shielding structure is less than or equal to 3 ?m.
    Type: Application
    Filed: June 3, 2021
    Publication date: December 7, 2023
    Inventors: Yajie FENG, Cheng LI, Yue GENG, Kuiyuan WANG, Zhonghuan LI, Yi DAI, Chaoyang QI, Zefei LI, Xiaoguan LI, Congcong XI
  • Patent number: 11538848
    Abstract: Provided a fingerprint identification substrate and a manufacturing method therefor, a identification method, and a display apparatus. The fingerprint identification substrate includes a substrate and at least two kinds of identification pixels disposed on the substrate, a first identification pixel includes a first photodiode and a second identification pixel includes a second photodiode. The first photodiode includes a first electrode, a first photoelectric conversion layer and a second electrode, the second photodiode includes the first electrode, a second photoelectric conversion layer and the second electrode, and the first photoelectric conversion layer and the second photoelectric conversion layer have different spectral response characteristics to red light or infrared light.
    Type: Grant
    Filed: June 26, 2021
    Date of Patent: December 27, 2022
    Assignees: Beijing BOE Sensor Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Yue Geng, Cheng Li, Zhonghuan Li, Kuiyuan Wang, Yi Dai, Zefei Li, Chaoyang Qi, Yajie Feng, Xiaoguan Li
  • Publication number: 20220163812
    Abstract: The present disclosure provides an optical identification module and a display panel. The optical identification module includes a substrate, an identification structure and a collimation optical path structure, where the identification structure is arranged on the substrate, the collimation optical path structure is arranged on a light entering side of the identification structure, the optical identification module further includes a non-visible light filtering structure, and the non-visible light filtering structure is arranged in the collimation optical path structure and configured to filter non-visible light irradiated to the identification structure.
    Type: Application
    Filed: June 23, 2021
    Publication date: May 26, 2022
    Inventors: Zefei LI, Yue GENG, Cheng LI, Zhonghuan LI, Chaoyang QI, Kuiyuan WANG, Yi DAI, Yajie FENG, Xiaoguan LI
  • Publication number: 20220164561
    Abstract: The embodiment of the present disclosure discloses a display apparatus. A flexible optical fingerprint recognition component is obtained by arrangement of a flexible substrate, a flexible fingerprint recognition element and a flexible collimation structure to implement flexible foldable display. In addition, the flexible fingerprint recognition element includes a first flexible fingerprint recognition element and a second flexible fingerprint recognition element which are mutually independent, the first flexible fingerprint recognition element corresponds to a first non-bending area of the flexible display module, the second flexible fingerprint recognition element corresponds to a second non-bending area of the flexible display module, and a non-fingerprint recognition area corresponding to the bending area is provided between the first flexible fingerprint recognition element and the second flexible fingerprint recognition element.
    Type: Application
    Filed: June 22, 2021
    Publication date: May 26, 2022
    Inventors: Yi DAI, Cheng LI, Yue GENG, Kuiyuan WANG, Yajie FENG, Zefei LI, Chaoyang QI, Zhonghuan LI
  • Publication number: 20220165780
    Abstract: Provided a fingerprint identification substrate and a manufacturing method therefor, a identification method, and a display apparatus. The fingerprint identification substrate includes a substrate and at least two kinds of identification pixels disposed on the substrate, a first identification pixel includes a first photodiode and a second identification pixel includes a second photodiode. The first photodiode includes a first electrode, a first photoelectric conversion layer and a second electrode, the second photodiode includes the first electrode, a second photoelectric conversion layer and the second electrode, and the first photoelectric conversion layer and the second photoelectric conversion layer have different spectral response characteristics to red light or infrared light.
    Type: Application
    Filed: June 26, 2021
    Publication date: May 26, 2022
    Inventors: Yue GENG, Cheng LI, Zhonghuan LI, Kuiyuan WANG, Yi DAI, Zefei LI, Chaoyang QI, Yajie FENG, Xiaoguan LI