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).
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Patent number: 8512603Abstract: 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: GrantFiled: August 2, 2010Date of Patent: August 20, 2013Assignee: Precursor Energetics, Inc.Inventors: Kyle L. Fujdala, Wayne A. Chomitz, Zhongliang Zhu, Matthew C. Kuchta
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Patent number: 8497390Abstract: 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: GrantFiled: August 20, 2010Date of Patent: July 30, 2013Assignee: Precursor Energetics, Inc.Inventors: Kyle L. Fujdala, Wayne A. Chomitz, Zhongliang Zhu, Matthew C. Kuchta, Qinglan Huang
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Patent number: 8465679Abstract: 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: GrantFiled: August 26, 2010Date of Patent: June 18, 2013Assignee: Precursor Energetics, Inc.Inventors: Kyle L. Fujdala, Wayne A. Chomitz, Zhongliang Zhu, Matthew C. Kuchta
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Patent number: 8449793Abstract: 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: GrantFiled: August 20, 2010Date of Patent: May 28, 2013Assignee: Precursor Energetics, Inc.Inventors: Kyle L. Fujdala, Wayne A. Chomitz, Zhongliang Zhu, Matthew C. Kuchta
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Patent number: 8440114Abstract: 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: GrantFiled: August 26, 2010Date of Patent: May 14, 2013Assignee: Precursor Energetics, Inc.Inventors: Kyle L. Fujdala, Wayne A. Chomitz, Zhongliang Zhu, Matthew C. Kuchta
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Publication number: 20120318357Abstract: 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: ApplicationFiled: March 12, 2012Publication date: December 20, 2012Applicant: PRECURSOR ENERGETICS, INC.Inventors: Kyle L. Fujdala, Zhongliang Zhu, Paul R. Markoff Johnson, David Padowitz, Wayne A. Chomitz
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Publication number: 20120318358Abstract: 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: ApplicationFiled: March 12, 2012Publication date: December 20, 2012Applicant: PRECURSOR ENERGETICS, INC.Inventors: Kyle L. Fujdala, Zhongliang Zhu, Paul R. Markoff Johnson, David Padowitz, Wayne A. Chomitz
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Patent number: 8318050Abstract: 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: GrantFiled: August 18, 2010Date of Patent: November 27, 2012Assignee: Precursor Energetics, Inc.Inventors: Kyle L. Fujdala, Wayne A. Chomitz, Zhongliang Zhu, Matthew C. Kuchta
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Publication number: 20120220262Abstract: 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: ApplicationFiled: June 11, 2010Publication date: August 30, 2012Applicant: ZTE CORPORATIONInventors: Xuesong Wei, Zhijun Zhou, Zhongliang Zhu
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Patent number: 8168090Abstract: 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: GrantFiled: August 18, 2010Date of Patent: May 1, 2012Assignee: Precursor Energetics, Inc.Inventors: Kyle L. Fujdala, Wayne A. Chomitz, Zhongliang Zhu, Matthew C. Kuchta
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Patent number: 8158033Abstract: 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: GrantFiled: August 2, 2010Date of Patent: April 17, 2012Assignee: Precursor Energetics, Inc.Inventors: Kyle L. Fujdala, Wayne A. Chomitz, Zhongliang Zhu, Matthew C. Kuchta
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Publication number: 20120073633Abstract: 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: ApplicationFiled: September 15, 2011Publication date: March 29, 2012Applicant: Precursor Energetics, Inc.Inventors: Kyle L. Fujdala, Zhongliang Zhu, David Padowitz, Paul R. Markoff Johnson, Wayne A. Chomitz
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Publication number: 20120073637Abstract: 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: ApplicationFiled: September 15, 2011Publication date: March 29, 2012Applicant: PRECURSOR ENERGETICS, INC.Inventors: Kyle L. Fujdala, Zhongliang Zhu, David Padowitz, Paul R. Markoff Johnson, Wayne A. Chomitz
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Publication number: 20120073659Abstract: 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: ApplicationFiled: September 15, 2011Publication date: March 29, 2012Applicant: PRECURSOR ENERGETICS, INC.Inventors: Kyle L. Fujdala, Zhongliang Zhu, David Padowitz, Paul R. Markoff Johnson, Wayne A. Chomitz
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Publication number: 20120067424Abstract: 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: ApplicationFiled: September 15, 2011Publication date: March 22, 2012Applicant: PRECURSOR ENERGETICS, INC.Inventors: Kyle L. Fujdala, Zhongliang Zhu, David Padowitz, Paul R. Markoff Johnson, Wayne A. Chomitz
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Publication number: 20120067407Abstract: 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: ApplicationFiled: September 15, 2011Publication date: March 22, 2012Applicant: PRECURSOR ENERGETICS, INC.Inventors: Kyle L. Fujdala, Zhongliang Zhu, David Padowitz, Paul R. Markoff Johnson, Wayne A. Chomitz
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Publication number: 20110310985Abstract: 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: ApplicationFiled: September 8, 2009Publication date: December 22, 2011Applicant: ZTE CorporationInventors: Zhongliang Zhu, Zhijun Zhou
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Patent number: 8067626Abstract: 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: GrantFiled: August 18, 2010Date of Patent: November 29, 2011Assignee: Precursor Energetics, Inc.Inventors: Kyle L. Fujdala, Wayne A. Chomitz, Zhongliang Zhu, Matthew C. Kuchta, Qinglan Huang
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Patent number: 8067262Abstract: 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: GrantFiled: August 2, 2010Date of Patent: November 29, 2011Assignee: Precursor Energetics, Inc.Inventors: Kyle L. Fujdala, Wayne A. Chomitz, Zhongliang Zhu, Matthew C. Kuchta, Qinglan Huang
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Publication number: 20110146790Abstract: 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: ApplicationFiled: September 17, 2010Publication date: June 23, 2011Applicant: PRECURSOR ENERGETICS, INC.Inventors: Kyle L. Fujdala, Wayne A. Chomitz, Zhongliang Zhu, Matthew C. Kuchta