Patents by Inventor Zhanfeng CAO

Zhanfeng 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: 10217353
    Abstract: A data transmitting method, a data receiving method and the related device and system are provided. The data transmitting device includes a display screen, a first determination module, configured to determine one or more transmitting regions of the display screen, and a transmitting module, configured to transmit, by controlling a display of the one or more transmitting regions, target data in a format of a machine language via optical signals. The data receiving device includes a panel on which a plurality of optical sensors is arranged, a second determination module, configured to determine one or more receiving regions of the panel each corresponding to one or more of the optical sensor, and a receiving module, configured to receive, through each optical sensor in the one or more receiving regions, target data in a format of a machine language transmitted via optical signals.
    Type: Grant
    Filed: June 20, 2016
    Date of Patent: February 26, 2019
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Feng Guan, Zhanfeng Cao, Zhengliang Li, Qi Yao, Yaohui Gu
  • Patent number: 10209558
    Abstract: An array substrate and a manufacturing method thereof, and a display device are provided. The array substrate includes: a base substrate, an active layer, and a first polarization structure. The active layer is disposed on the base substrate; the first polarization structure is disposed on a side of the active layer facing the base substrate, and an orthographic projection of the first polarization structure on the base substrate is at least partially overlapped with an orthographic projection of the active layer on the base substrate.
    Type: Grant
    Filed: August 17, 2017
    Date of Patent: February 19, 2019
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Qi Yao, Zhanfeng Cao, Feng Zhang, Haixu Li, Shengguang Ban, Yingwei Liu
  • Publication number: 20190051671
    Abstract: A display substrate, a method of manufacturing the same and a display device are provided. The display substrate includes a base substrate, a plurality of metal particles dispersedly disposed on the base substrate and forming a discontinuous film, a light shielding layer disposed on a side of the base substrate on which the plurality of metal particles are disposed and covering the plurality of metal particles, and a thin film transistor located on a side of the light shielding layer far away from the base substrate.
    Type: Application
    Filed: July 11, 2018
    Publication date: February 14, 2019
    Inventors: Shengguang BAN, Zhanfeng CAO, Qi YAO, Dapeng XUE
  • Patent number: 10199504
    Abstract: Embodiments of the present invention disclose a thin film transistor and a manufacturing method thereof, an array substrate, and a display device, which relates to the field of display technology, and solves the problem that the adhesion of the electrode thin film with the adjacent thin film layer in the thin film transistor of the prior art is relatively bad. More specifically, an embodiment of the present invention provides a thin film transistor, comprising a gate, a source, a drain and a buffer layer, the buffer layer is located at one side or two sides of the gate, the source or the drain, the material of the buffer layer is a copper alloy material, the copper alloy material contains nitrogen element or oxygen element, the copper alloy material further contains aluminum element.
    Type: Grant
    Filed: August 5, 2015
    Date of Patent: February 5, 2019
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zhengliang Li, Qi Yao, Zhanfeng Cao, Bin Zhang, Xiaolong He, Jincheng Gao, Xiangchun Kong, Wei Zhang
  • Patent number: 10192893
    Abstract: An array substrate and a display device are provided. The array substrate comprises a plurality of signal lines (40), a plurality of connecting lines (50) and a driving module (60) in a peripheral region (1) outside a display region (2); the connecting lines (50) are configured for connecting the signal lines (40) and the driving module (60), to transmit signal from the signal lines (40) to the driving module (60), wherein, at least one of the connecting lines (50) and at least one of the signal lines (40) are designed to intersect with and insulated from each other in a first region (N). The at least one of the signal lines (40) includes, in a second region (0) other than the first region (N), a first electrode line layer (401) and a second electrode line layer (402), while, in the first region (N), includes the first electrode line layer (401) but does not include the second electrode line layer (402).
    Type: Grant
    Filed: May 15, 2015
    Date of Patent: January 29, 2019
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zhanfeng Cao, Feng Zhang, Qi Yao, Jincheng Gao, Bin Zhang, Xiaolong He, Zhengliang Li, Wei Zhang
  • Publication number: 20190027511
    Abstract: The present disclosure provides an array substrate, a fabricating method thereof, and a display device. The array substrate includes a base substrate which has a first region and a second region respectively provided with a first transistor and a second transistor. The first transistor has a first active layer of low-temperature polysilicon, and the second transistor has a second active layer of metal oxide semiconductor. The first active layer, an interlayer dielectric layer and the second active layer are sequentially disposed on the base substrate, and a barrier layer is disposed between the interlayer dielectric layer and the second active layer.
    Type: Application
    Filed: May 2, 2018
    Publication date: January 24, 2019
    Inventors: Haixu LI, Zhanfeng CAO, Qi YAO
  • Publication number: 20190027512
    Abstract: The present disclosure provides a method of manufacturing an array substrate and a method of manufacturing a display device. The method of manufacturing an array substrate includes steps of: forming a planarization layer above a base substrate; forming an electrode layer above the planarization layer; forming a metal functional layer above the electrode layer; patterning the metal functional layer by using a multi-greyscale mask layer as a mask; forming an insulating protection layer on a portion of the electrode layer not being covered by the patterned metal functional layer; performing an ashing process on the multi-greyscale mask layer; patterning the electrode layer by using the metal functional layer as a mask; further patterning the metal functional layer by using the multi-greyscale mask layer subjected to the ashing process as a mask.
    Type: Application
    Filed: March 22, 2018
    Publication date: January 24, 2019
    Inventors: Haixu LI, Zhanfeng CAO, Qi YAO
  • Patent number: 10186617
    Abstract: A thin film transistor, a method of fabricating the same, an array substrate and a display device are disclosed. The method of fabricating the thin film transistor comprises: forming a semiconductor layer; forming a conductive film that does not react with acid solution on the semiconductor layer to be employed as a protective layer; forming a source electrode and a drain electrode on the protective layer; and removing a portion of the protective layer between the source electrode and the drain electrode to expose a portion of the semiconductor layer between the source electrode and the drain electrode.
    Type: Grant
    Filed: September 28, 2017
    Date of Patent: January 22, 2019
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jincheng Gao, Bin Zhang, Xiaolong He, Xiangchun Kong, Qi Yao, Zhanfeng Cao, Zhengliang Li
  • Patent number: 10181482
    Abstract: According to an embodiment of the present disclosure, a method for manufacturing the array substrate includes forming a first transparent conductive layer and a metallic layer successively on a base substrate, and forming a gate electrode, a source electrode, a drain electrode and a first transparent electrode by one patterning process.
    Type: Grant
    Filed: February 24, 2016
    Date of Patent: January 15, 2019
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zhengliang Li, Qi Yao, Bin Zhang, Zhanfeng Cao, Wei Zhang, Xuefei Sun, Bin Zhou, Jincheng Gao
  • Publication number: 20190011603
    Abstract: The present application discloses a display apparatus having a substrate and an anti-reflective coating on the substrate. The anti-reflective coating includes a nano-flakes layer having a plurality of nano-flakes for reducing reflection of light on a surface of the substrate; the nano-flakes layer has a first surface distal to the substrate, the first surface having a plurality of nano-pores formed by planes of adjacent nano-flakes; and each of the plurality of nano-pores is configured to reflect at least a portion of incident light multiple times inside the each of the plurality of nano-pores thereby reducing reflection of light on the surface of the substrate.
    Type: Application
    Filed: March 13, 2017
    Publication date: January 10, 2019
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Shengguang Ban, Zhanfeng Cao, Qi Yao
  • Publication number: 20190011772
    Abstract: An array substrate and a manufacturing method thereof, and a display device are provided. The array substrate includes: a base substrate, an active layer, and a first polarization structure. The active layer is disposed on the base substrate; the first polarization structure is disposed on a side of the active layer facing the base substrate, and an orthographic projection of the first polarization structure on the base substrate is at least partially overlapped with an orthographic projection of the active layer on the base substrate.
    Type: Application
    Filed: August 17, 2017
    Publication date: January 10, 2019
    Applicant: BOE Technology Group Co., Ltd.
    Inventors: Qi Yao, Zhanfeng Cao, Feng Zhang, Haixu Li, Shengguang Ban, Yingwei Liu
  • Patent number: 10175548
    Abstract: A display device, a manufacturing method thereof, a driving method thereof and a display apparatus. The display device includes: a display panel; and an electrochromic device located on a light exiting side of the display panel. The electrochromic device and the display panel share a first base substrate and a first transparent electrode in the display panel that are close to the light exiting side of the display panel.
    Type: Grant
    Filed: March 31, 2016
    Date of Patent: January 8, 2019
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xuefei Sun, Zhengliang Li, Zhanfeng Cao, Xiangchun Kong, Qi Yao, Jincheng Gao, Feng Guan, Xiaolong He, Bin Zhang, Wei Zhang
  • Publication number: 20190006482
    Abstract: A thin film transistor, a method for manufacturing the same, an array substrate and a display device are disclosed. The thin film transistor includes a gate having a gate metal layer on a surface of a substrate; a gate insulating layer on the substrate and covering the gate; an active layer on a surface of the gate insulating layer away from the substrate; a source comprising a source metal layer on a surface of the active layer away from the substrate; and a drain having a drain metal layer on a surface of the active layer away from the substrate, wherein the gate, the source or the drain further includes a metal complex layer on a surface of the gate metal layer, the source metal layer or the drain metal layer away from the substrate.
    Type: Application
    Filed: March 30, 2018
    Publication date: January 3, 2019
    Inventors: Haixu LI, Zhanfeng CAO, Qi YAO, Jianguo WANG, Dapeng XUE
  • Publication number: 20180374762
    Abstract: A method for fabricating an array substrate, an array substrate, and a display device are disclosed. The method includes forming a whole layer of opaque film on a substrate; treating the film to form a transparent region and an opaque region in the film, wherein the opaque region corresponds with a channel region of an active layer; and forming a thin film transistor on the film which has been treated. In the method, prior to forming the thin film transistor, the whole layer of opaque film is formed to comprise the transparent region and the opaque region. When other films are deposited on the whole layer of film, no difference in height occurs, and this further avoids various defects due to difference in height.
    Type: Application
    Filed: June 14, 2017
    Publication date: December 27, 2018
    Inventors: Bin ZHANG, Chienhung LIU, Yucheng CHAN, Xuefei SUN, Zhanfeng CAO
  • Patent number: 10141352
    Abstract: A manufacturing method of an array substrate is provided. The method includes sequentially depositing a first electrode layer and a gate metal layer on a base substrate, the first electrode layer including at least two conductive layers, formation materials of the at least two conductive layers having different etching rates. The method also includes forming a photoresist layer on the gate metal layer, exposing and developing the photoresist layer using a halftone mask plate, performing a first etching process on the gate metal layer, etching the first electrode layer, and ashing the photoresist layer, performing a second etching process on the gate metal layer by using remaining photoresist layer as a mask, stripping the remaining photoresist layer, and sequentially forming a semiconductor layer, a source and drain electrode layer, a via-hole and a second electrode layer on the gate metal layer on which the second etching process has been performed.
    Type: Grant
    Filed: March 9, 2016
    Date of Patent: November 27, 2018
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zhanfeng Cao, Feng Zhang, Bin Zhang, Xiaolong He, Zhengliang Li, Wei Zhang, Feng Guan, Jincheng Gao
  • Patent number: 10134952
    Abstract: The invention relates to a light emitting device, a manufacturing method thereof and a display device. The light emitting device comprises: a substrate, and a first electrode layer, a second electrode layer and a light emitting layer arranged above the substrate, the light emitting layer being disposed between the first electrode layer and the second electrode layer, the light emitting layer comprises a hole transport layer having a first thickness which is capable of avoiding performance degradation of the light emitting device.
    Type: Grant
    Filed: October 11, 2016
    Date of Patent: November 20, 2018
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xiaolong He, Shi Shu, Wei Xu, Zhanfeng Cao, Jikai Yao
  • Patent number: 10126544
    Abstract: A display panel includes a first substrate and a second substrate which are arranged opposed to each other. The space between the first substrate and the second substrate is separated into a plurality of sub-pixel regions. Within each sub pixel region, a first electrode, a first fluid layer, a second fluid layer, a hydrophobic dielectric layer and a second electrode are arranged in this order. The first fluid layer is made of hydrophilic liquid. The second fluid layer is made of ink. When no electric field is applied between the first electrode and the second electrode, the ink spreads over the surface of the hydrophobic dielectric layer. When an electric field is applied between the first electrode and the second electrode, the ink aggregates to expose the hydrophobic dielectric layer.
    Type: Grant
    Filed: July 22, 2016
    Date of Patent: November 13, 2018
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xiaolong He, Zhanfeng Cao, Qi Yao, Bin Zhang, Zhengliang Li, Wei Zhang, Tingting Zhou, Jincheng Gao, Jiushi Wang
  • Patent number: 10126848
    Abstract: The present application discloses a touch substrate, a display device having the same, and a manufacturing method thereof. The touch substrate comprises a touch electrode and a diffusive reflector disposed on the touch electrode.
    Type: Grant
    Filed: December 10, 2015
    Date of Patent: November 13, 2018
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Wusheng Li, Zhanfeng Cao
  • Patent number: 10115765
    Abstract: The present disclosure discloses an X-ray flat-panel detector and a method for preparing the same, and a white insulating material. The X-ray flat-panel detector includes: a thin-film transistor substrate; an insulating reflection layer, which is provided on the thin-film transistor substrate and has a reflection function, wherein the insulating reflection layer is provided with a contact hole through which a source electrode of the thin-film transistor substrate is exposed; a pixel electrode, which is provided on the insulating reflection layer, wherein the pixel electrode is electrically connected to the source electrode of the thin-film transistor substrate via the contact hole; a photodiode, which covers the pixel electrode; an electrode, which is provided on the photodiode; and an X-ray conversion layer, which is provided on the electrode.
    Type: Grant
    Filed: August 10, 2015
    Date of Patent: October 30, 2018
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jincheng Gao, Zhanfeng Cao, Qi Yao, Zhengliang Li, Xiaolong He, Bin Zhang, Xiangchun Kong, Wei Zhang
  • Publication number: 20180253962
    Abstract: A data transmitting method, a data receiving method and the related device and system are provided. The data transmitting device includes a display screen, a first determination module, configured to determine one or more transmitting regions of the display screen, and a transmitting module, configured to transmit, by controlling a display of the one or more transmitting regions, target data in a format of a machine language via optical signals. The data receiving device includes a panel on which a plurality of optical sensors is arranged, a second determination module, configured to determine one or more receiving regions of the panel each corresponding to one or more of the optical sensor, and a receiving module, configured to receive, through each optical sensor in the one or more receiving regions, target data in a format of a machine language transmitted via optical signals.
    Type: Application
    Filed: June 20, 2016
    Publication date: September 6, 2018
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Feng GUAN, Zhanfeng CAO, Zhengliang LI, Qi YAO, Yaohui GU