Patents by Inventor Linfeng LAN

Linfeng LAN 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: 10141340
    Abstract: In accordance with some embodiments of the disclosed subject matter, a TFT, a related TFT array substrate, fabricating methods thereof, a display panel and a display device containing the same are provided. A method for fabricating a TFT is provided, the method comprising: forming an initial conductive layer on a base substrate; performing an oxidization process to partially oxidize the initial conductive layer to form an oxidized insulating sub-layer and a non-oxidized conductive sub-layer; and forming an active layer, a source electrode and a drain electrode over the oxidized insulating sub-layer.
    Type: Grant
    Filed: December 10, 2015
    Date of Patent: November 27, 2018
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., SOUTH CHINA UNVIERSITY OF TECHNOLOGY
    Inventors: Guangcai Yuan, Liangchen Yan, Xiaoguang Xu, Lei Wang, Junbiao Peng, Linfeng Lan
  • Publication number: 20180337201
    Abstract: The present application discloses a method of fabricating a plurality of electrodes. The method includes forming a hydrophobic pattern containing a hydrophobic material on a base substrate, the hydrophobic pattern has a first ridge on a first edge of the hydrophobic pattern, the hydrophobic pattern has a thickness at the first ridge greater than that in a region outside a region corresponding to the first ridge; removing a portion of the hydrophobic pattern outside the region corresponding to the first ridge; and forming a first electrode on a first side of the first ridge and a second electrode on a second side of the first ridge.
    Type: Application
    Filed: June 30, 2017
    Publication date: November 22, 2018
    Applicants: BOE TECHNOLOGY GROUP CO., LTD., South China University of Technology
    Inventors: Liangchen Yan, Xiaoguang Xu, Linfeng Lan, Lei Wang, Junbiao Peng
  • Publication number: 20180315777
    Abstract: A thin-film transistor (TFT) is provided in this disclosure, which comprises Sn-doped ZrO2. This oxide semiconductor material can be used in a semiconductor layer of a TFT, and a mass percentage of Sn doped in the ZrO2 is about 1%-95%. A semiconductor layer comprising Sn-doped ZrO2 exhibits higher acid tolerance after annealing. This disclosure also provides a method for fabricating a TFT, which comprises: (i) forming a semiconductor layer, wherein the semiconductor layer comprises Sn-doped ZrO2, and (ii) annealing the semiconductor layer.
    Type: Application
    Filed: May 20, 2016
    Publication date: November 1, 2018
    Applicants: BOE TECHNOLOGY GROUP CO., LTD., SOUTH CHINA UNIVERSITY OF TECHNOLOGY
    Inventors: Liangchen YAN, Guangcai YUAN, Xiaoguang XU, Lei WANG, Junbiao PENG, Linfeng LAN
  • Publication number: 20180138210
    Abstract: A metal oxide thin film transistor and a manufacturing method thereof, an array substrate and a manufacturing method thereof, and a display device are provided. The manufacturing method of the metal oxide thin film transistor includes forming a gate electrode (141), a gate insulating layer (130), an active layer (113) and source and drain electrodes (121, 122) of a thin film transistor on a base substrate. The active layer is prepared by using a metal oxide thin film, and an electrochemical oxidation process is performed on the metal oxide thin film during preparing the active layer, and the metal oxide thin film after the electrochemical oxidation process is patterned to form the active layer of the thin film transistor.
    Type: Application
    Filed: January 13, 2016
    Publication date: May 17, 2018
    Inventors: Guangcai YUAN, Liangchen YAN, Xiaoguang XU, Lei WANG, Junbiao PENG, Linfeng LAN
  • Publication number: 20180138037
    Abstract: A method for manufacturing a thin film transistor is disclosed. The method includes: manufacturing a gate electrode, a gate insulation layer, an active layer, a source electrode and a drain electrode on a substrate. The active layer is formed from a zirconium indium oxide semiconductor material by a solution process. A thin film transistor, an array substrate, a method for manufacturing an array substrate, a display panel and a display device are also disclosed.
    Type: Application
    Filed: April 25, 2017
    Publication date: May 17, 2018
    Applicants: BOE TECHNOLOGY GROUP CO., LTD., South China University of Technology
    Inventors: Liangchen Yan, Guangcai Yuan, Xiaoguang Xu, Lei Wang, Junbiao Peng, Linfeng Lan
  • Publication number: 20180090601
    Abstract: A thin-film transistor (TFT) and a manufacturing method thereof. The manufacturing method for the TFT includes: depositing metal film layers on a substrate by a direct current (DC) sputtering method; and forming a metal oxide film layer or metal oxide film layers by completely oxidizing or partially oxidizing the metal film layers. The TFT includes a gate electrode layer and a gate insulating layer which are tightly integrated.
    Type: Application
    Filed: May 11, 2016
    Publication date: March 29, 2018
    Inventors: Liangchen YAN, Guangcai YUAN, Xiaoguang XU, Lei WANG, Junbiao PENG, Linfeng LAN
  • Patent number: 9917157
    Abstract: The present disclosure provides a TFT, an array substrate, their manufacturing method, and a display device. The method for manufacturing the TFT includes a step of forming a pattern of a semiconductor active layer on a transparent substrate through a patterning process, and the pattern of the semiconductor active layer includes a lanthanum boride pattern.
    Type: Grant
    Filed: October 9, 2015
    Date of Patent: March 13, 2018
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., SOUTH CHINA UNIVERSITY OF TECHNOLOGY
    Inventors: Guangcai Yuan, Liangchen Yan, Xiaoguang Xu, Lei Wang, Junbiao Peng, Linfeng Lan
  • Patent number: 9917205
    Abstract: This disclosure discloses an oxide semiconductor thin film, a thin film transistor, a manufacturing method and a device, belonging to the field of flat panel display. The oxide semiconductor thin film is made of an oxide containing zirconium and indium. A method of manufacturing the oxide semiconductor thin film comprises preparing a target using the oxide containing zirconium and indium, and sputtering the target to obtain the oxide semiconductor thin film.
    Type: Grant
    Filed: September 2, 2015
    Date of Patent: March 13, 2018
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., SOUTH CHINA UNIVERSITY OF TECHNOLOGY
    Inventors: Guangcai Yuan, Liangchen Yan, Xiaoguang Xu, Lei Wang, Junbiao Peng, Linfeng Lan
  • Publication number: 20180061990
    Abstract: The present disclosure provides an active layer, a thin film transistor, an array substrate, and a display apparatus, and fabrication methods thereof. A method for fabricating an active layer in a thin film transistor is provided by forming a thin film by a direct current (DC) sputtering process; and etching the thin film to form the active layer. The thin film is made of a material selected to provide the active layer with a carrier concentration of at least approximately 1×1017 cm?3 and a carrier mobility of at least approximately 20 cm2/Vs.
    Type: Application
    Filed: December 29, 2016
    Publication date: March 1, 2018
    Inventors: Liangchen YAN, Guangcai YUAN, Xiaoguang XU, Lei WANG, Junbiao PENG, Linfeng LAN
  • Patent number: 9806097
    Abstract: A metal oxide semiconductor thin film, a thin film transistor (TFT), methods for fabricating the metal oxide semiconductor thin film and the TFT, and a display apparatus are provided. In some embodiments, the metal oxide semiconductor comprises: a first metal element, a second metal element and a third metal element, wherein: the first metal element is at least one of scandium, yttrium, aluminum, indium, and a rare earth element; the second metal element is at least one of calcium, strontium, and barium; and the third metal element is at least one of titanium and tin.
    Type: Grant
    Filed: December 10, 2015
    Date of Patent: October 31, 2017
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., SOUTH CHINA UNIVERSITY OF TECHNOLOGY
    Inventors: Guangcai Yuan, Liangchen Yan, Xiaoguang Xu, Lei Wang, Junbiao Peng, Linfeng Lan
  • Publication number: 20170170208
    Abstract: A metal oxide semiconductor thin film, a thin film transistor (TFT), methods for fabricating the metal oxide semiconductor thin film and the TFT, and a display apparatus are provided. In some embodiments, the metal oxide semiconductor comprises: a first metal element, a second metal element and a third metal element, wherein: the first metal element is at least one of scandium, yttrium, aluminum, indium, and a rare earth element; the second metal element is at least one of calcium, strontium, and barium; and the third metal element is at least one of titanium and tin.
    Type: Application
    Filed: December 10, 2015
    Publication date: June 15, 2017
    Inventors: GUANGCAI YUAN, LIANGCHEN YAN, XIAOGUANG XU, LEI WANG, JUNBIAO PENG, LINFENG LAN
  • Publication number: 20170154905
    Abstract: This disclosure provides a thin film transistor and the preparation method thereof, an array substrate, and a display panel, so as to solve the problem that the active layer is prone to be corroded when a metal oxide thin film transistor is produced by a back channel etching process.
    Type: Application
    Filed: October 9, 2015
    Publication date: June 1, 2017
    Inventors: Guangcai Yuan, Liangchen Yan, Xiaoguang Xu, Lei Wang, Junbiao Peng, Linfeng Lan
  • Publication number: 20170148821
    Abstract: In accordance with some embodiments of the disclosed subject matter, a TFT, a related TFT array substrate, fabricating methods thereof, a display panel and a display device containing the same are provided. A method for fabricating a TFT is provided, the method comprising: forming an initial conductive layer on a base substrate; performing an oxidization process to partially oxidize the initial conductive layer to form an oxidized insulating sub-layer and a non-oxidized conductive sub-layer; and forming an active layer, a source electrode and a drain electrode over the oxidized insulating sub-layer.
    Type: Application
    Filed: December 10, 2015
    Publication date: May 25, 2017
    Inventors: GUANGCAI YUAN, LIANGCHEN YAN, XIAOGUANG XU, LEI WANG, JUNBIAO PENG, LINFENG LAN
  • Publication number: 20170141193
    Abstract: The present disclosure provides a TFT, an array substrate, their manufacturing method, and a display device. The method for manufacturing the TFT includes a step of forming a pattern of a semiconductor active layer on a transparent substrate through a patterning process, and the pattern of the semiconductor active layer includes a lanthanum boride pattern.
    Type: Application
    Filed: October 9, 2015
    Publication date: May 18, 2017
    Applicants: BOE TECHNOLOGY GROUP CO., LTD., SOUTH CHINA UNIVERSITY OF TECHNOLOGY
    Inventors: Guangcai YUAN, Liangchen YAN, Xiaoguang XU, Lei WANG, Junbiao PENG, Linfeng LAN
  • Publication number: 20170077307
    Abstract: This disclosure discloses an oxide semiconductor thin film, a thin film transistor, a manufacturing method and a device, belonging to the field of flat panel display. The oxide semiconductor thin film is made of an oxide containing zirconium and indium. A method of manufacturing the oxide semiconductor thin film comprises preparing a target using the oxide containing zirconium and indium, and sputtering the target to obtain the oxide semiconductor thin film.
    Type: Application
    Filed: September 2, 2015
    Publication date: March 16, 2017
    Applicants: BOE TECHNOLOGY GROUP CO., LTD., SOUTH CHINA UNIVERSITY OF TECHNOLOGY
    Inventors: Guangcai YUAN, Liangchen YAN, Xiaoguang XU, Lei WANG, Junbiao PENG, Linfeng LAN