Patents by Inventor Zhongliang Zhu

Zhongliang Zhu 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: 8512603
    Abstract: This invention relates to a range of compounds, polymeric compounds, and compositions used to prepare semiconductor and optoelectronic materials and devices including thin film and band gap materials for photovoltaic applications including devices and systems for energy conversion and solar cells. In particular, this invention relates to polymeric precursor compounds and precursor materials for preparing photovoltaic layers. A compound may contain repeating units {MA(ER)(ER)} and {MB(ER)(ER)}, wherein each MA is Cu, each MB is In or Ga, each E is S, Se, or Te, and each R is independently selected, for each occurrence, from alkyl, aryl, heteroaryl, alkenyl, amido, silyl, and inorganic and organic ligands.
    Type: Grant
    Filed: August 2, 2010
    Date of Patent: August 20, 2013
    Assignee: Precursor Energetics, Inc.
    Inventors: Kyle L. Fujdala, Wayne A. Chomitz, Zhongliang Zhu, Matthew C. Kuchta
  • Patent number: 8497390
    Abstract: This invention relates to methods and articles using compounds, polymeric compounds, and compositions for semiconductor and optoelectronic materials and devices including thin film and band gap materials. This invention provides a range of compounds, polymeric compounds, compositions, materials and methods directed ultimately toward photovoltaic applications, transparent conductive materials, as well as devices and systems for energy conversion, including solar cells. In particular, this invention relates to polymeric precursor compounds and precursor materials for preparing photovoltaic layers. A compound may contain repeating units {MB(ER)(ER)} and {MA(ER)(ER)}, wherein MA is a combination of Cu and Ag, each MB is In or Ga, each E is S, Se, or Te, and each R is independently selected, for each occurrence, from alkyl, aryl, heteroaryl, alkenyl, amido, silyl, and inorganic and organic ligands.
    Type: Grant
    Filed: August 20, 2010
    Date of Patent: July 30, 2013
    Assignee: Precursor Energetics, Inc.
    Inventors: Kyle L. Fujdala, Wayne A. Chomitz, Zhongliang Zhu, Matthew C. Kuchta, Qinglan Huang
  • Patent number: 8465679
    Abstract: This invention relates to methods for making materials using compounds, polymeric compounds, and compositions used to prepare semiconductor and optoelectronic materials and devices including thin film and band gap materials. This invention provides a range of compounds, polymeric compounds, compositions, materials and methods directed ultimately toward photovoltaic applications, transparent conductive materials, as well as devices and systems for energy conversion, including solar cells. This invention further relates to methods for making CA(I,G,A)S, CAIGAS, A(I,G,A)S, AIGAS, C(I,G,A)S, and CIGAS materials by providing one or more polymeric precursor compounds or inks thereof, providing a substrate, depositing the compounds or inks onto the substrate; and heating the substrate at a temperature of from about 20° C. to about 650° C.
    Type: Grant
    Filed: August 26, 2010
    Date of Patent: June 18, 2013
    Assignee: Precursor Energetics, Inc.
    Inventors: Kyle L. Fujdala, Wayne A. Chomitz, Zhongliang Zhu, Matthew C. Kuchta
  • Patent number: 8449793
    Abstract: This invention relates to methods and articles using compounds, polymeric compounds, and compositions used to prepare semiconductor and optoelectronic materials and devices including thin film and band gap materials. This invention provides a range of compounds, polymeric compounds, compositions, materials and methods directed ultimately toward photovoltaic applications, transparent conductive materials, as well as devices and systems for energy conversion, including solar cells. In particular, this invention relates to polymeric precursor compounds and precursor materials for preparing photovoltaic layers. In particular, this invention relates to molecular precursor compounds and precursor materials for preparing photovoltaic layers including CAIGAS.
    Type: Grant
    Filed: August 20, 2010
    Date of Patent: May 28, 2013
    Assignee: Precursor Energetics, Inc.
    Inventors: Kyle L. Fujdala, Wayne A. Chomitz, Zhongliang Zhu, Matthew C. Kuchta
  • Patent number: 8440114
    Abstract: This invention relates to methods for materials using compounds, polymeric compounds, and compositions used to prepare semiconductor and optoelectronic materials and devices including thin film and band gap materials. This invention provides a range of compounds, polymeric compounds, compositions, materials and methods directed ultimately toward photovoltaic applications, transparent conductive materials, as well as devices and systems for energy conversion, including solar cells. This invention further relates to thin film CA(I,G,A)S, CAIGAS, A(I,G,A)S, AIGAS, C(I,G,A)S, and CIGAS materials made by a process of providing one or more polymeric precursor compounds or inks thereof, providing a substrate, depositing the compounds or inks onto the substrate; and heating the substrate at a temperature of from about 20° C. to about 650° C.
    Type: Grant
    Filed: August 26, 2010
    Date of Patent: May 14, 2013
    Assignee: Precursor Energetics, Inc.
    Inventors: Kyle L. Fujdala, Wayne A. Chomitz, Zhongliang Zhu, Matthew C. Kuchta
  • Publication number: 20120318357
    Abstract: Processes for making a solar cell by depositing various layers of components on a substrate and converting the components into a thin film photovoltaic absorber material. Processes of this disclosure can be used to control the stoichiometry of metal atoms in making a solar cell, and for targeting a particular concentration. CIGS thin film solar cells can be made.
    Type: Application
    Filed: March 12, 2012
    Publication date: December 20, 2012
    Applicant: PRECURSOR ENERGETICS, INC.
    Inventors: Kyle L. Fujdala, Zhongliang Zhu, Paul R. Markoff Johnson, David Padowitz, Wayne A. Chomitz
  • Publication number: 20120318358
    Abstract: Solution-based processes for making thin film solar cells including CIGS are disclosed. A solar cell can have a conversion efficiency of 15% to 20% or greater. Processes for making solar cells include depositing various layers of monomer and polymeric components on a substrate and converting the components into a thin film photovoltaic absorber material. The stoichiometry of metal atoms in a solar cell can be controlled and targeted.
    Type: Application
    Filed: March 12, 2012
    Publication date: December 20, 2012
    Applicant: PRECURSOR ENERGETICS, INC.
    Inventors: Kyle L. Fujdala, Zhongliang Zhu, Paul R. Markoff Johnson, David Padowitz, Wayne A. Chomitz
  • Patent number: 8318050
    Abstract: This invention relates to processes for compounds, polymeric compounds, and compositions used to prepare semiconductor and optoelectronic materials and devices including thin film and band gap materials. This invention provides a range of compounds, polymeric compounds, compositions, materials and methods directed ultimately toward photovoltaic applications, transparent conductive materials, as well as devices and systems for energy conversion, including solar cells. In particular, this invention relates to polymeric precursor compounds and precursor materials for preparing photovoltaic layers. In particular, this invention relates to molecular precursor compounds and precursor materials for preparing photovoltaic layers including CAIGAS.
    Type: Grant
    Filed: August 18, 2010
    Date of Patent: November 27, 2012
    Assignee: Precursor Energetics, Inc.
    Inventors: Kyle L. Fujdala, Wayne A. Chomitz, Zhongliang Zhu, Matthew C. Kuchta
  • Publication number: 20120220262
    Abstract: A method and an apparatus for processing a voice call has the method steps of: loading CAP operation libraries and algorithms of camel1 and camel2 to a service creation environment version of camel3; identifying a network type of camel and determining whether to modify IDP parameters according to the identified network type; triggering a service of a camel3 network type; invoking a CAP operation library and an algorithm of a corresponding camel to process parameter information in an IDP, and invoking a signalling of a corresponding network type in subsequent operations. By applying the present invention, it is not required to update service products to be adaptive to the network type, and the service products can automatically adapt to the current network environment of the user to process the call service no matter what network environment the user is in.
    Type: Application
    Filed: June 11, 2010
    Publication date: August 30, 2012
    Applicant: ZTE CORPORATION
    Inventors: Xuesong Wei, Zhijun Zhou, Zhongliang Zhu
  • Patent number: 8168090
    Abstract: This invention relates to processes for a range of compounds, polymeric compounds, and compositions used to prepare semiconductor and optoelectronic materials and devices including thin film and band gap materials for photovoltaic applications including devices and systems for energy conversion and solar cells. In particular, this invention relates to polymeric precursor compounds and precursor materials for preparing photovoltaic layers. A compound may contain repeating units {MA(ER)(ER)} and {MB(ER)(ER)}, wherein each MA is Cu, each MB is In or Ga, each E is S, Se, or Te, and each R is independently selected, for each occurrence, from alkyl, aryl, heteroaryl, alkenyl, amido, silyl, and inorganic and organic ligands.
    Type: Grant
    Filed: August 18, 2010
    Date of Patent: May 1, 2012
    Assignee: Precursor Energetics, Inc.
    Inventors: Kyle L. Fujdala, Wayne A. Chomitz, Zhongliang Zhu, Matthew C. Kuchta
  • Patent number: 8158033
    Abstract: This invention relates to compounds, polymeric compounds, and compositions used to prepare semiconductor and optoelectronic materials and devices including thin film and band gap materials. This invention provides a range of compounds, polymeric compounds, compositions, materials and methods directed ultimately toward photovoltaic applications, transparent conductive materials, as well as devices and systems for energy conversion, including solar cells. In particular, this invention relates to polymeric precursor compounds and precursor materials for preparing photovoltaic layers. In particular, this invention relates to molecular precursor compounds and precursor materials for preparing photovoltaic layers including CAIGAS.
    Type: Grant
    Filed: August 2, 2010
    Date of Patent: April 17, 2012
    Assignee: Precursor Energetics, Inc.
    Inventors: Kyle L. Fujdala, Wayne A. Chomitz, Zhongliang Zhu, Matthew C. Kuchta
  • Publication number: 20120073633
    Abstract: Processes for making a thin film solar cell on a substrate by providing a substrate coated with an electrical contact layer, depositing an ink onto the contact layer of the substrate, wherein the ink contains an alkali ion source compound suspended or dissolved in a carrier along with photovoltaic absorber precursor compounds, and heating the substrate. The alkali ion source compound can be MalkMB(ER)4 or Malk(ER). The processes can be used for CIS or CIGS.
    Type: Application
    Filed: September 15, 2011
    Publication date: March 29, 2012
    Applicant: Precursor Energetics, Inc.
    Inventors: Kyle L. Fujdala, Zhongliang Zhu, David Padowitz, Paul R. Markoff Johnson, Wayne A. Chomitz
  • Publication number: 20120073637
    Abstract: Processes for making a solar cell by depositing various layers of components on a substrate and converting the components into a thin film photovoltaic absorber material. Processes of this disclosure can be used to control the stoichiometry of metal atoms in making a solar cell for targeting a particular concentration and providing a gradient of metal atom concentration. A selenium layer can be used in annealing a thin film photovoltaic absorber material.
    Type: Application
    Filed: September 15, 2011
    Publication date: March 29, 2012
    Applicant: PRECURSOR ENERGETICS, INC.
    Inventors: Kyle L. Fujdala, Zhongliang Zhu, David Padowitz, Paul R. Markoff Johnson, Wayne A. Chomitz
  • Publication number: 20120073659
    Abstract: Processes for making a solar cell by depositing various layers of components on a substrate and converting the components into a thin film photovoltaic absorber material. Processes of this disclosure can be used to control the stoichiometry of metal atoms in making a solar cell for targeting a particular concentration and providing a gradient of metal atom concentration. A selenium layer can be used in annealing a thin film photovoltaic absorber material.
    Type: Application
    Filed: September 15, 2011
    Publication date: March 29, 2012
    Applicant: PRECURSOR ENERGETICS, INC.
    Inventors: Kyle L. Fujdala, Zhongliang Zhu, David Padowitz, Paul R. Markoff Johnson, Wayne A. Chomitz
  • Publication number: 20120067424
    Abstract: Processes for making a solar cell by depositing various layers of components on a substrate and converting the components into a thin film photovoltaic absorber material. Processes of this disclosure can be used to control the stoichiometry of metal atoms in making a solar cell for targeting a particular concentration and providing a gradient of metal atom concentration. A selenium layer can be used in annealing a thin film photovoltaic absorber material.
    Type: Application
    Filed: September 15, 2011
    Publication date: March 22, 2012
    Applicant: PRECURSOR ENERGETICS, INC.
    Inventors: Kyle L. Fujdala, Zhongliang Zhu, David Padowitz, Paul R. Markoff Johnson, Wayne A. Chomitz
  • Publication number: 20120067407
    Abstract: Processes for making a solar cell by depositing various layers of components on a substrate and converting the components into a thin film photovoltaic absorber material. Processes of this disclosure can be used to control the stoichiometry of metal atoms in making a solar cell for targeting a particular concentration and providing a gradient of metal atom concentration. A selenium layer can be used in annealing a thin film photovoltaic absorber material.
    Type: Application
    Filed: September 15, 2011
    Publication date: March 22, 2012
    Applicant: PRECURSOR ENERGETICS, INC.
    Inventors: Kyle L. Fujdala, Zhongliang Zhu, David Padowitz, Paul R. Markoff Johnson, Wayne A. Chomitz
  • Publication number: 20110310985
    Abstract: The present invention provides a method for implementing an Unstructured Supplementary Service Data service, defining an access code and its corresponding menu or function, and menu or function corresponding to each response under each level of menu, the menu including menu content for prompting users, the method comprising: a user inputs a Unstructured Supplementary Service Data (USSD) character string to the Unstructured Supplementary Service Data Center (USSDC) at the system side; the USSDC processes the USSD character string and obtains an access code, if the access code corresponds to a menu, the USSDC returns menu content of the menu to the user, the user receives the menu content, or receives the menu content and interacts, according to the menu content, with the USSDC. By applying the method for implementing the USSD service of the present invention, a user can enter corresponding function flow by inputting information step by step according to menu prompts, which enables convenient use of the user.
    Type: Application
    Filed: September 8, 2009
    Publication date: December 22, 2011
    Applicant: ZTE Corporation
    Inventors: Zhongliang Zhu, Zhijun Zhou
  • Patent number: 8067626
    Abstract: This invention relates to processes for compounds, polymeric compounds, and compositions used to prepare semiconductor and optoelectronic materials and devices including thin film and band gap materials. This invention provides a range of compounds, polymeric compounds, compositions, materials and methods directed ultimately toward photovoltaic applications, transparent conductive materials, as well as devices and systems for energy conversion, including solar cells. In particular, this invention relates to polymeric precursor compounds and precursor materials for preparing photovoltaic layers. A compound may contain repeating units {MB(ER)(ER)} and {MA(ER)(ER)}, wherein MA is a combination of Cu and Ag, each MB is In or Ga, each E is S, Se, or Te, and each R is independently selected, for each occurrence, from alkyl, aryl, heteroaryl, alkenyl, amido, silyl, and inorganic and organic ligands.
    Type: Grant
    Filed: August 18, 2010
    Date of Patent: November 29, 2011
    Assignee: Precursor Energetics, Inc.
    Inventors: Kyle L. Fujdala, Wayne A. Chomitz, Zhongliang Zhu, Matthew C. Kuchta, Qinglan Huang
  • Patent number: 8067262
    Abstract: This invention relates to compounds, polymeric compounds, and compositions used to prepare semiconductor and optoelectronic materials and devices including thin film and band gap materials. This invention provides a range of compounds, polymeric compounds, compositions, materials and methods directed ultimately toward photovoltaic applications, transparent conductive materials, as well as devices and systems for energy conversion, including solar cells. In particular, this invention relates to polymeric precursor compounds and precursor materials for preparing photovoltaic layers. A compound may contain repeating units {MB(ER)(ER)} and {MA(ER)(ER)}, wherein MA is a combination of Cu and Ag, each MB is In or Ga, each E is S, Se, or Te, and each R is independently selected, for each occurrence, from alkyl, aryl, heteroaryl, alkenyl, amido, silyl, and inorganic and organic ligands.
    Type: Grant
    Filed: August 2, 2010
    Date of Patent: November 29, 2011
    Assignee: Precursor Energetics, Inc.
    Inventors: Kyle L. Fujdala, Wayne A. Chomitz, Zhongliang Zhu, Matthew C. Kuchta, Qinglan Huang
  • Publication number: 20110146790
    Abstract: This invention relates to compounds and compositions used to prepare semiconductor and optoelectronic materials and devices. This invention provides a range of compounds, compositions, materials and methods directed ultimately toward photovoltaic applications, as well as devices and systems for energy conversion, including solar cells. In particular, this invention relates to molecular precursor compounds, precursor materials and methods for preparing photovoltaic layers.
    Type: Application
    Filed: September 17, 2010
    Publication date: June 23, 2011
    Applicant: PRECURSOR ENERGETICS, INC.
    Inventors: Kyle L. Fujdala, Wayne A. Chomitz, Zhongliang Zhu, Matthew C. Kuchta