Patents by Inventor MING-JIE CAO

MING-JIE 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: 10480061
    Abstract: A sputtering target includes an indium cerium zinc oxide represented by In2CexZnO4+2x, wherein x=0.5˜2. A relative density of the sputtering target is larger than or equal to 90%. A bulk resistance of the sputtering target in a range from about 10?2 ?cm to about 10 ?cm. A weight percentage of crystalline In2CexZnO4+2x in the sputtering target is larger than 80%.
    Type: Grant
    Filed: July 13, 2018
    Date of Patent: November 19, 2019
    Assignees: Tsinghua University, HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: Da-Ming Zhuang, Ming Zhao, Ming-Jie Cao, Li Guo, Shi-Lu Zhan, Xiao-Long Li
  • Publication number: 20180327896
    Abstract: A sputtering target includes an indium cerium zinc oxide represented by In2CexZnO4+2x, wherein x=0.5˜2. A relative density of the sputtering target is larger than or equal to 90%. A bulk resistance of the sputtering target in a range from about 10?2 ?cm to about 10 ?cm. A weight percentage of crystalline In2CexZnO4+2x in the sputtering target is larger than 80%.
    Type: Application
    Filed: July 13, 2018
    Publication date: November 15, 2018
    Applicants: Tsinghua University, HON HAI PRECISION INDUSTRY CO., LTD., HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: DA-MING ZHUANG, MING ZHAO, MING-JIE CAO, LI GUO, SHI-LU ZHAN, XIAO-LONG LI
  • Patent number: 10077496
    Abstract: A sputtering target includes an indium cerium zinc oxide represented by In2CexZnO4+2x, wherein x=0.5˜2. A method for making a sputtering target includes steps of: mixing indium oxide (In2O3) powder, cerium oxide (CeO2) powder, and zinc oxide (ZnO) powder to form a mixture, a molar ratio of indium (In), cerium (Ce), and zinc (Zn) as In:Ce:Zn in the mixture is 2:(0.5 to 2):1; and sintering the mixture at a temperature in a range from about 1250° C. to about 1650° C.
    Type: Grant
    Filed: June 24, 2015
    Date of Patent: September 18, 2018
    Assignees: Tsinghua University, HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: Da-Ming Zhuang, Ming Zhao, Ming-Jie Cao, Li Guo, Shi-Lu Zhan, Xiao-Long Li
  • Patent number: 9945022
    Abstract: A method for making a oxide semiconductor film includes a step of forming an oxide film on a substrate by using a sputtering method and a sputtering target comprising In2CexZnO4+2x, wherein x=0.5˜2.
    Type: Grant
    Filed: October 31, 2016
    Date of Patent: April 17, 2018
    Assignees: Tsinghua University, HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: Da-Ming Zhuang, Ming Zhao, Ming-Jie Cao, Li Guo, Ze-Dong Gao, Yao-Wei Wei
  • Patent number: 9840769
    Abstract: An oxide semiconductor film includes indium (In), cerium (Ce), zinc (Zn) and oxygen (O) elements, and a molar ratio of the In, Ce, and Zn as In:Ce:Zn is in a range of 2:1:(0.5 to 2). A method for making a oxide semiconductor film includes a step of forming an oxide film on a substrate by using a sputtering method and a sputtering target comprising In2CeZnxO5+x, wherein x=0.5˜2.
    Type: Grant
    Filed: October 26, 2015
    Date of Patent: December 12, 2017
    Assignees: Tsinghua University, HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: Da-Ming Zhuang, Ming Zhao, Ming-Jie Cao, Li Guo, Liang-Qi Ouyang, Ru-Jun Sun
  • Patent number: 9828667
    Abstract: A method for making a SnO thin film includes steps of: providing a substrate and a tin oxide sputtering target; spacing the substrate and the tin oxide sputtering target from each other; and sputtering the SnO thin film on the substrate by using a magnetron sputtering method. The tin oxide sputtering target comprises uniformly mixed elemental Sn and SnO2. An atomic ratio of Sn atoms and O atoms in the tin oxide sputtering target satisfies 1:2<Sn:O?2:1.
    Type: Grant
    Filed: September 1, 2015
    Date of Patent: November 28, 2017
    Assignees: Tsinghua University, HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: Da-Ming Zhuang, Ming Zhao, Li Guo, Ming-Jie Cao, Liang-Qi Ouyang, Leng Zhang
  • Patent number: 9748367
    Abstract: A method for making a thin film transistor includes a step of forming a semiconducting layer, a source electrode, a drain electrode, a gate electrode, and an insulating layer on an insulating substrate. A process of forming the semiconducting layer comprises a step of sputtering an oxide semiconductor film on a substrate by using a sputtering target comprising In2CexZnO4+2x, wherein x=0.5˜2.
    Type: Grant
    Filed: November 1, 2016
    Date of Patent: August 29, 2017
    Assignees: Tsinghua University, HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: Da-Ming Zhuang, Ming Zhao, Ming-Jie Cao, Li Guo, Ze-Dong Gao, Yao-Wei Wei
  • Patent number: 9732415
    Abstract: An oxide semiconductor film includes indium (In), cerium (Ce), zinc (Zn), doping metal element (M) and oxygen (O) elements, and a molar ratio of the In, Ce, and Zn as In:Ce:Zn is in a range of 2:(0.5 to 2):1. A method for making a oxide semiconductor film includes a step of forming an oxide film on a substrate by using a sputtering method and a sputtering target comprising In2CexZnO4+2x, wherein x=0.5˜2.
    Type: Grant
    Filed: October 26, 2015
    Date of Patent: August 15, 2017
    Assignees: Tsinghua University, HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: Da-Ming Zhuang, Ming Zhao, Ming-Jie Cao, Li Guo, Leng Zhang, Yao-Wei Wei
  • Publication number: 20170044655
    Abstract: A method for making a oxide semiconductor film includes a step of forming an oxide film on a substrate by using a sputtering method and a sputtering target comprising In2CexZnO4+2x, wherein x=0.5˜2.
    Type: Application
    Filed: October 31, 2016
    Publication date: February 16, 2017
    Inventors: DA-MING ZHUANG, MING ZHAO, MING-JIE CAO, LI GUO, ZE-DONG GAO, YAO-WEI WEI
  • Publication number: 20170047436
    Abstract: A method for making a thin film transistor includes a step of forming a semiconducting layer, a source electrode, a drain electrode, a gate electrode, and an insulating layer on an insulating substrate. A process of forming the semiconducting layer comprises a step of sputtering an oxide semiconductor film on a substrate by using a sputtering target comprising In2CexZnO4+2x, wherein x=0.5˜2.
    Type: Application
    Filed: November 1, 2016
    Publication date: February 16, 2017
    Inventors: DA-MING ZHUANG, MING ZHAO, MING-JIE CAO, LI GUO, ZE-DONG GAO, YAO-WEI WEI
  • Patent number: 9570627
    Abstract: A thin film transistor includes a source electrode, a drain electrode, a semiconducting layer, an insulating layer, and a gate electrode. The drain electrode is spaced from the drain electrode. The semiconducting layer is electrically connected to the drain electrode and the source electrode. The semiconducting layer is an oxide semiconductor film comprising indium (In), cerium (Ce), zinc (Zn) and oxygen (O) elements, and a molar ratio of In, Ce, and Zn as In:Ce:Zn is in a range of 2:(0.5 to 2):1. The gate electrode is insulated from the semiconducting layer, the source electrode, and the drain electrode by the insulating layer.
    Type: Grant
    Filed: June 24, 2015
    Date of Patent: February 14, 2017
    Assignees: Tsinghua University, HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: Da-Ming Zhuang, Ming Zhao, Ming-Jie Cao, Li Guo, Ze-Dong Gao, Yao-Wei Wei
  • Publication number: 20170037505
    Abstract: An oxide semiconductor film includes indium (In), cerium (Ce), zinc (Zn), doping metal element (M) and oxygen (O) elements, and a molar ratio of the In, Ce, and Zn as In:Ce:Zn is in a range of 2:(0.5 to 2):1. A method for making a oxide semiconductor film includes a step of forming an oxide film on a substrate by using a sputtering method and a sputtering target comprising In2CexZnO4+2x, wherein x=0.5˜2.
    Type: Application
    Filed: October 26, 2015
    Publication date: February 9, 2017
    Inventors: DA-MING ZHUANG, MING ZHAO, MING-JIE CAO, LI GUO, LENG ZHANG, YAO-WEI WEI
  • Publication number: 20170037506
    Abstract: An oxide semiconductor film includes indium (In), cerium (Ce), zinc (Zn) and oxygen (O) elements, and a molar ratio of the In, Ce, and Zn as In:Ce:Zn is in a range of 2:1:(0.5 to 2). A method for making a oxide semiconductor film includes a step of forming an oxide film on a substrate by using a sputtering method and a sputtering target comprising In2CeZnxO5+x, wherein x=0.5˜2.
    Type: Application
    Filed: October 26, 2015
    Publication date: February 9, 2017
    Inventors: DA-MING ZHUANG, MING ZHAO, MING-JIE CAO, LI GUO, LIANG-QI OUYANG, RU-JUN SUN
  • Patent number: 9530640
    Abstract: An oxide semiconductor film includes indium (In), cerium (Ce), zinc (Zn) and oxygen (O) elements, and a molar ratio of the In, Ce, and Zn as In:Ce:Zn is in a range of 2:(0.5 to 2):1. A method for making a oxide semiconductor film includes a step of forming an oxide film on a substrate by using a sputtering method and a sputtering target comprising In2CexZnO4+2x, wherein x=0.5˜2.
    Type: Grant
    Filed: June 24, 2015
    Date of Patent: December 27, 2016
    Assignees: Tsinghua University, HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: Da-Ming Zhuang, Ming Zhao, Ming-Jie Cao, Li Guo, Ze-Dong Gao, Yao-Wei Wei
  • Publication number: 20160326633
    Abstract: A sputtering target includes an indium cerium zinc oxide represented by In2CexZnO4+2x, wherein x=0.5˜2. A method for making a sputtering target includes steps of: mixing indium oxide (In2O3) powder, cerium oxide (CeO2) powder, and zinc oxide (ZnO) powder to form a mixture, a molar ratio of indium (In), cerium (Ce), and zinc (Zn) as In:Ce:Zn in the mixture is 2:(0.5 to 2):1; and sintering the mixture at a temperature in a range from about 1250° C. to about 1650° C.
    Type: Application
    Filed: June 24, 2015
    Publication date: November 10, 2016
    Inventors: DA-MING ZHUANG, MING ZHAO, MING-JIE CAO, LI GUO, SHI-LU ZHAN, XIAO-LONG LI
  • Publication number: 20160329209
    Abstract: An oxide semiconductor film includes indium (In), cerium (Ce), zinc (Zn) and oxygen (0) elements, and a molar ratio of the In, Ce, and Zn as In:Ce:Zn is in a range of 2:(0.5 to 2):1. A method for making a oxide semiconductor film includes a step of forming an oxide film on a substrate by using a sputtering method and a sputtering target comprising In2CexZnO4+2x, wherein x=0.5˜2.
    Type: Application
    Filed: June 24, 2015
    Publication date: November 10, 2016
    Inventors: DA-MING ZHUANG, MING ZHAO, MING-JIE CAO, LI GUO, ZE-DONG GAO, YAO-WEI WEI
  • Publication number: 20160329433
    Abstract: A thin film transistor includes a source electrode, a drain electrode, a semiconducting layer, an insulating layer, and a gate electrode. The drain electrode is spaced from the drain electrode. The semiconducting layer is electrically connected to the drain electrode and the source electrode. The semiconducting layer is an oxide semiconductor film comprising indium (In), cerium (Ce), zinc (Zn) and oxygen (O) elements, and a molar ratio of In, Ce, and Zn as In:Ce:Zn is in a range of 2:(0.5 to 2):1. The gate electrode is insulated from the semiconducting layer, the source electrode, and the drain electrode by the insulating layer.
    Type: Application
    Filed: June 24, 2015
    Publication date: November 10, 2016
    Inventors: DA-MING ZHUANG, MING ZHAO, MING-JIE CAO, LI GUO, ZE-DONG GAO, YAO-WEI WEI
  • Publication number: 20160329196
    Abstract: A method for making a SnO thin film includes steps of: providing a substrate and a tin oxide sputtering target; spacing the substrate and the tin oxide sputtering target from each other; and sputtering the SnO thin film on the substrate by using a magnetron sputtering method. The tin oxide sputtering target comprises uniformly mixed elemental Sn and SnO2. An atomic ratio of Sn atoms and O atoms in the tin oxide sputtering target satisfies 1:2<Sn:O?2:1.
    Type: Application
    Filed: September 1, 2015
    Publication date: November 10, 2016
    Inventors: DA-MING ZHUANG, MING ZHAO, LI GUO, MING-JIE CAO, LIANG-QI OUYANG, LENG ZHANG
  • Publication number: 20160326634
    Abstract: A tin oxide sputtering target includes uniformly mixed elemental Sn and SnO2. An atomic ratio of Sn atoms and O atoms in the tin oxide sputtering target satisfies 1:2<Sn:O?2:1. A method for making a tin oxide sputtering target includes steps of: providing Sn powder and SnO2 powder; mixing the Sn powder and the SnO2 powder to form a mixture, an atomic ratio of Sn atoms and O atoms in the mixture satisfies 1:2<Sn:O?2:1; and press-molding and sintering the mixture to obtain a tin oxide sputtering target, the sintering is performed in an inert atmosphere.
    Type: Application
    Filed: September 1, 2015
    Publication date: November 10, 2016
    Inventors: DA-MING ZHUANG, MING ZHAO, LI GUO, MING-JIE CAO, XIAO-LONG LI, RU-JUN SUN