Patents by Inventor Gangqiang Wang
Gangqiang Wang 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: 11300638Abstract: The present disclosure discloses a laboratory test device for permeation grouting of impermeable material, which comprises a slurry storage device with a stirrer, a grouting pump, electromagnetic flow meters, pressure sensors, a pressure chamber, a slurry collection tank, a pH value meter, a conductivity meter, electronic scales, an image acquisition system and a computer system. The computer system automatically acquires related data to save the labor, and the data is recorded completely so as to facilitate tests and researches. Software installed in the computer system can automatically process the data and displays a permeability coefficient in real time so as to achieve quick determination and real-time display of the permeability coefficient and facilitate development of laboratory tests and researches. Three pressure sensors are arranged on an organic glass cylinder of the pressure chamber at the equal intervals.Type: GrantFiled: September 5, 2019Date of Patent: April 12, 2022Assignee: SUN YAT-SEN UNIVERSITYInventors: Hongfen Zhao, Jiping Chen, Qi Peng, Xueyou Li, Gangqiang Wang, Bingqiu Li, Feng Li
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Patent number: 10825634Abstract: An emitter for a closed x-ray tube includes an emitter body formed of a low work function emitter material, the emitter body having a major surface and a secondary surface. The major surface is adapted for emission of electrons from the low work function material. The emitter assembly is adapted to reduce an emission current density emitted from the secondary surface of the emitter body, as compared to the major surface.Type: GrantFiled: February 21, 2019Date of Patent: November 3, 2020Assignee: Varex Imaging CorporationInventors: Wayne R. Hansen, Vance S. Robinson, Kasey O. Greenland, Gangqiang Wang
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Publication number: 20200273656Abstract: An emitter for a closed x-ray tube includes an emitter body formed of a low work function emitter material, the emitter body having a major surface and a secondary surface. The major surface is adapted for emission of electrons from the low work function material. The emitter assembly is adapted to reduce an emission current density emitted from the secondary surface of the emitter body, as compared to the major surface.Type: ApplicationFiled: February 21, 2019Publication date: August 27, 2020Inventors: Wayne R. Hansen, Vance S. Robinson, Kasey O. Greenland, Gangqiang Wang
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Publication number: 20200072914Abstract: The present disclosure discloses a laboratory test device for permeation grouting of impermeable material, which comprises a slurry storage device with a stirrer, a grouting pump, electromagnetic flow meters, pressure sensors, a pressure chamber, a slurry collection tank, a pH value meter, a conductivity meter, electronic scales, an image acquisition system and a computer system. The computer system automatically acquires related data to save the labor, and the data is recorded completely so as to facilitate tests and researches. Software installed in the computer system can automatically process the data and displays a permeability coefficient in real time so as to achieve quick determination and real-time display of the permeability coefficient and facilitate development of laboratory tests and researches. Three pressure sensors are arranged on an organic glass cylinder of the pressure chamber at the equal intervals.Type: ApplicationFiled: September 5, 2019Publication date: March 5, 2020Applicant: Sun Yat-Sen UniversityInventors: Hongfen Zhao, Jiping Chen, Qi Peng, Xueyou Li, Gangqiang Wang, Bingqiu Li, Feng Li
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Patent number: 9857239Abstract: A method for temperature analysis of a gas stream. The method includes identifying a temperature parameter of an affected waveform signal. The method also includes calculating a change in the temperature parameter by comparing the affected waveform signal with an original waveform signal. The method also includes generating a value from the calculated change which corresponds to the temperature of the gas stream.Type: GrantFiled: February 28, 2017Date of Patent: January 2, 2018Assignees: Lawrence Livermore National Security, LLC, EmiSense Technologies, LLCInventors: Leta Yar-Li Woo, Robert Scott Glass, Joseph Jay Fitzpatrick, Gangqiang Wang, Brett Tamatea Henderson, Anthoniraj Lourdhusamy, James John Steppan, Klaus Karl Allmendinger
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Patent number: 9857326Abstract: A method for analysis of a gas stream. The method includes identifying an affected region of an affected waveform signal corresponding to at least one characteristic of the gas stream. The method also includes calculating a voltage-current time differential between the affected region of the affected waveform signal and a corresponding region of an original waveform signal. The affected region and the corresponding region of the waveform signals have a sensitivity specific to the at least one characteristic of the gas stream. The method also includes generating a value for the at least one characteristic of the gas stream based on the calculated voltage-current time differential.Type: GrantFiled: February 28, 2017Date of Patent: January 2, 2018Assignees: Lawrence Livermore National Security, LLC, EmiSense Technologies, LLCInventors: Leta Yar-Li Woo, Robert Scott Glass, Joseph Jay Fitzpatrick, Gangqiang Wang, Brett Tamatea Henderson, Anthoniraj Lourdhusamy, James John Steppan, Klaus Karl Allmendinger
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Patent number: 9857325Abstract: A device for signal processing. The device includes a signal generator, a signal detector, and a processor. The signal generator generates an original waveform. The signal detector detects an affected waveform. The processor is coupled to the signal detector. The processor receives the affected waveform from the signal detector. The processor also compares at least one portion of the affected waveform with the original waveform. The processor also determines a difference between the affected waveform and the original waveform. The processor also determines a value corresponding to a unique portion of the determined difference between the original and affected waveforms. The processor also outputs the determined value.Type: GrantFiled: February 28, 2017Date of Patent: January 2, 2018Assignees: Lawrence Livermore National Security, LLC, EmiSense Technologies, LLCInventors: Leta Yar-Li Woo, Robert Scott Glass, Joseph Jay Fitzpatrick, Gangqiang Wang, Brett Tamatea Henderson, Anthoniraj Lourdhusamy, James John Steppan, Klaus Karl Allmendinger
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Publication number: 20170234743Abstract: A device for signal processing. The device includes a signal generator, a signal detector, and a processor. The signal generator generates an original waveform. The signal detector detects an affected waveform. The processor is coupled to the signal detector. The processor receives the affected waveform from the signal detector. The processor also compares at least one portion of the affected waveform with the original waveform. The processor also determines a difference between the affected waveform and the original waveform. The processor also determines a value corresponding to a unique portion of the determined difference between the original and affected waveforms. The processor also outputs the determined value.Type: ApplicationFiled: February 28, 2017Publication date: August 17, 2017Inventors: Leta Yar-Li Woo, Robert Scott Glass, Joseph Jay Fitzpatrick, Gangqiang Wang, Brett Tamatea Henderson, Anthoniraj Lourdhusamy, James John Steppan, Klaus Karl Allmendinger
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Publication number: 20170234827Abstract: A device for signal processing. The device includes a signal generator, a signal detector, and a processor. The signal generator generates an original waveform. The signal detector detects an affected waveform. The processor is coupled to the signal detector. The processor receives the affected waveform from the signal detector. The processor also compares at least one portion of the affected waveform with the original waveform. The processor also determines a difference between the affected waveform and the original waveform. The processor also determines a value corresponding to a unique portion of the determined difference between the original and affected waveforms. The processor also outputs the determined value.Type: ApplicationFiled: February 28, 2017Publication date: August 17, 2017Inventors: Leta Yar-Li Woo, Robert Scott Glass, Joseph Jay Fitzpatrick, Gangqiang Wang, Brett Tamatea Henderson, Anthoniraj Lourdhusamy, James John Steppan, Klaus Karl Allmendinger
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Publication number: 20170234828Abstract: A method for analysis of a gas stream. The method includes identifying an affected region of an affected waveform signal corresponding to at least one characteristic of the gas stream. The method also includes calculating a voltage-current time differential between the affected region of the affected waveform signal and a corresponding region of an original waveform signal. The affected region and the corresponding region of the waveform signals have a sensitivity specific to the at least one characteristic of the gas stream. The method also includes generating a value for the at least one characteristic of the gas stream based on the calculated voltage-current time differential.Type: ApplicationFiled: February 28, 2017Publication date: August 17, 2017Inventors: Leta Yar-Li Woo, Robert Scott Glass, Joseph Jay Fitzpatrick, Gangqiang Wang, Brett Tamatea Henderson, Anthoniraj Lourdhusamy, James John Steppan, Klaus Karl Allmendinger
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Patent number: 9724897Abstract: A method is described. The method is a method for making a constraining ceramic assembly. The method includes applying at least one metallic electrode to a substrate. The method also includes applying a porous ceramic layer to the substrate to cover the metallic electrode. The method also includes sintering the substrate, the porous ceramic layer, and the metallic electrode together at a sintering temperature above a melting point of the metallic electrode.Type: GrantFiled: January 7, 2015Date of Patent: August 8, 2017Assignee: EmiSense Technologies, LLCInventors: Gangqiang Wang, Joseph Fitzpatrick, James John Steppan, Leta Yar-Li Woo, Brett Tamatea Henderson, Frank Bell
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Patent number: 9581564Abstract: A device for signal processing. The device includes a signal generator, a signal detector, and a processor. The signal generator generates an original waveform. The signal detector detects an affected waveform. The processor is coupled to the signal detector. The processor receives the affected waveform from the signal detector. The processor also compares at least one portion of the affected waveform with the original waveform. The processor also determines a difference between the affected waveform and the original waveform. The processor also determines a value corresponding to a unique portion of the determined difference between the original and affected waveforms. The processor also outputs the determined value.Type: GrantFiled: October 16, 2013Date of Patent: February 28, 2017Assignees: EmiSense Technologies, LLC, Lawrence Livermore National Security, LLCInventors: Leta Yar-Li Woo, Robert Scott Glass, Joseph Jay Fitzpatrick, Gangqiang Wang, Brett Tamatea Henderson, Anthoniraj Lourdhusamy, James John Steppan, Klaus Karl Allmendinger
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Publication number: 20160205318Abstract: A fisheye camera having infrared lamps comprises a camera body, a fisheye lens and a plurality of infrared lamps. The fisheye lens is disposed at a front end of the camera body. The plurality of infrared lamps are spaced from each other at equal angle and are disposed at outside of the fisheye lens. Each of the plurality of infrared lamps comprises an infrared light emitting diode and a transparent housing for enclosing the infrared light emitting diode. The transparent housing is a condensing lens. The fisheye camera having infrared lamps can simplify the structure of fisheye camera and can improve the appearance of the fisheye camera by using the infrared lamp having lens.Type: ApplicationFiled: February 9, 2015Publication date: July 14, 2016Applicant: Hangzhou Hikvision Digital Technology Co., Ltd.Inventors: Gangqiang WANG, Liang YING, Lichen GUO, Guangwei CHENG
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Publication number: 20160194252Abstract: A method is described. The method is a method for making a constraining ceramic assembly. The method includes applying at least one metallic electrode to a substrate. The method also includes applying a porous ceramic layer to the substrate to cover the metallic electrode. The method also includes sintering the substrate, the porous ceramic layer, and the metallic electrode together at a sintering temperature above a melting point of the metallic electrode.Type: ApplicationFiled: January 7, 2015Publication date: July 7, 2016Applicant: EMISENSE TECHNOLOGIES, LLCInventors: Gangqiang Wang, Joseph Fitzpatrick, James John Steppan, Leta Yar-Li Woo, Brett Tamatea Henderson, Frank Bell
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Publication number: 20150101937Abstract: A device for signal processing. The device includes a signal generator, a signal detector, and a processor. The signal generator generates an original waveform. The signal detector detects an affected waveform. The processor is coupled to the signal detector. The processor receives the affected waveform from the signal detector. The processor also compares at least one portion of the affected waveform with the original waveform. The processor also determines a difference between the affected waveform and the original waveform. The processor also determines a value corresponding to a unique portion of the determined difference between the original and affected waveforms. The processor also outputs the determined value.Type: ApplicationFiled: October 16, 2013Publication date: April 16, 2015Applicants: Lawrence Livermore National Security, LLC, EmiSense Technologies, LLCInventors: Leta Yar-Li Woo, Robert Scott Glass, Joseph Jay Fitzpatrick, Gangqiang Wang, Brett Tamatea Henderson, Anthoniraj Lourdhusamy, James John Steppan, Klaus Karl Allmendinger
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Patent number: 8470147Abstract: A sensor for detecting a gas is provided. The gas sensor may have a sensing section, a heating section, and a resistance temperature detector. The resistance temperature detector may be co-fired to be integral with at least one of the sensing section and the heating section.Type: GrantFiled: May 30, 2008Date of Patent: June 25, 2013Assignee: Caterpillar Inc.Inventors: Balakrishnan G. Nair, Jesse Nachlas, Gangqiang Wang
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Publication number: 20100122916Abstract: A sensor for monitoring concentration of a constituent in a gas may include an ionically conductive layer and a sensing electrode coupled to the ionically conductive layer. The sensing electrode may be exposed to a gas. The sensor may also include a reference electrode that is exposed to the gas and made of substantially a same material as the sensing electrode.Type: ApplicationFiled: November 19, 2008Publication date: May 20, 2010Inventors: Balakrishnan G. Nair, Brett Tamatea Henderson, Thomas Koerner Pace, Gangqiang Wang
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Publication number: 20100050739Abstract: A gas sensor may include a sintered heating component which includes a ceramic insulating material, and a separately sintered sensing component which includes an ionically conductive material. The sensor may also include a bond attaching the sensing component to the heating component. The bond may be made of bonding material which is different from the insulating material and the ionically conductive material.Type: ApplicationFiled: August 29, 2008Publication date: March 4, 2010Inventors: Jesse Nachlas, Balakrishnan G. Nair, Raymond Ashton Cutler, Thomas Koerner Pace, Gangqiang Wang, Troy A. Small
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Publication number: 20090294285Abstract: A sensor for detecting a gas is provided. The gas sensor may have a sensing section, a heating section, and a resistance temperature detector. The resistance temperature detector may be co-fired to be integral with at least one of the sensing section and the heating section.Type: ApplicationFiled: May 30, 2008Publication date: December 3, 2009Inventors: Balakrishnan G. Nair, Jesse Nachlas, Gangqiang Wang
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Patent number: D935803Type: GrantFiled: January 9, 2019Date of Patent: November 16, 2021Assignee: NINGBO OCEAN TEXTILES CO., LTDInventor: Gangqiang Wang