Patents by Inventor Xianfeng Chen

Xianfeng Chen 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: 11189970
    Abstract: A chip slot is disclosed, which includes a slot, where a plurality of terminal groups are disposed in the slot, terminals in each terminal group include metal sheets that are symmetrically disposed on two opposite inner side walls of the slot, and each metal sheet has a bending pin that extends outside the slot; bending directions of bending pins on the terminals in each terminal group are same; and for any row of metal sheets in any two adjacent terminal groups, along an arrangement direction of the row of metal sheets, bending pins of the metal sheets in the adjacent terminal groups are alternately arranged on both sides of the row of metal sheets. The bending pins of the row of metal sheets are bent toward two different directions.
    Type: Grant
    Filed: June 18, 2020
    Date of Patent: November 30, 2021
    Assignee: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Tianren Liu, Kanghua Ou, Yuanbin Cai, Junwei Zhong, Xianfeng Chen, Feng Wang, Zhiwei Zhang
  • Publication number: 20210358352
    Abstract: A voltage regulation system, a driving circuit, a display device and a voltage regulation method are disclosed. The voltage regulation system, applicable to an electronic device, including a power supply circuit, a determination circuit and a regulation circuit. The power supply circuit is connected with the regulation circuit, and the power supply circuit is configured to provide a reference voltage and provide a first voltage inputted into the electronic device; the determination circuit is connected with the power supply circuit, and the determination circuit is configured to, according to the reference voltage and the first voltage, output a compensation voltage; and the regulation circuit is connected with the determination circuit so as to receive the compensation voltage, and the regulation circuit is configured to output a third voltage, according to the compensation voltage and a second voltage, in a case where the compensation voltage is not within a preset range.
    Type: Application
    Filed: September 10, 2018
    Publication date: November 18, 2021
    Applicants: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Yuanyuan Liu, Shuai Liu, Xianfeng Yuan, Zejun Chen, Min Wang
  • Patent number: 11122403
    Abstract: A communications system is to communicate with an application server storing a plurality of applications. The communications system includes a mobile wireless communications device configured to store at least one application from among the plurality of applications, the at least one application having stored version information associated therewith. An intermediate server is configured to update the mobile wireless communications device by at least obtaining respective current version information for associated current versions of the plurality of applications and obtaining the stored application version information from the mobile wireless communications device for the at least one stored application. The stored application version information is compared with the current version information for the at least one stored application.
    Type: Grant
    Filed: July 6, 2020
    Date of Patent: September 14, 2021
    Assignee: BlackBerry Limited
    Inventors: Xianfeng Chen, Orlin Vesselinov Stoev
  • Publication number: 20200336876
    Abstract: A communications system is to communicate with an application server storing a plurality of applications. The communications system includes a mobile wireless communications device configured to store at least one application from among the plurality of applications, the at least one application having stored version information associated therewith. An intermediate server is configured to update the mobile wireless communications device by at least obtaining respective current version information for associated current versions of the plurality of applications and obtaining the stored application version information from the mobile wireless communications device for the at least one stored application. The stored application version information is compared with the current version information for the at least one stored application.
    Type: Application
    Filed: July 6, 2020
    Publication date: October 22, 2020
    Inventors: Xianfeng CHEN, Orlin Vesselinov STOEV
  • Patent number: 10801113
    Abstract: A method of manufacturing a ferroelectric element includes forming an insulating film on one side of a metal substrate by an electron beam (EB) vapor deposition method or a sputtering method; forming a metal film on the insulating film by the sputtering method; and forming a ferroelectric film on the metal film by a sol-gel method. The metal substrate includes iron (Fe) and nickel (Ni), and a content of the nickel (Ni) is greater than or equal to 30% and less than or equal to 40%.
    Type: Grant
    Filed: April 14, 2017
    Date of Patent: October 13, 2020
    Assignee: Ricoh Company, Ltd.
    Inventors: Xianfeng Chen, Melanie Meixner, Christian Vedder, Theodor Schneller, Ulrich Boettger
  • Publication number: 20200321732
    Abstract: A chip slot is disclosed, which includes a slot, where a plurality of terminal groups are disposed in the slot, terminals in each terminal group include metal sheets that are symmetrically disposed on two opposite inner side walls of the slot, and each metal sheet has a bending pin that extends outside the slot; bending directions of bending pins on the terminals in each terminal group are same; and for any row of metal sheets in any two adjacent terminal groups, along an arrangement direction of the row of metal sheets, bending pins of the metal sheets in the adjacent terminal groups are alternately arranged on both sides of the row of metal sheets. The bending pins of the row of metal sheets are bent toward two different directions.
    Type: Application
    Filed: June 18, 2020
    Publication date: October 8, 2020
    Inventors: Tianren LIU, Kanghua OU, Yuanbin CAI, Junwei ZHONG, Xianfeng CHEN, Feng WANG, Zhiwei ZHANG
  • Patent number: 10708736
    Abstract: A communications system is to communicate with an application server storing a plurality of applications. The communications system includes a mobile wireless communications device configured to store at least one application from among the plurality of applications, the at least one application having stored version information associated therewith. An intermediate server is configured to update the mobile wireless communications device by at least obtaining respective current version information for associated current versions of the plurality of applications and obtaining the stored application version information from the mobile wireless communications device for the at least one stored application. The stored application version information is compared with the current version information for the at least one stored application.
    Type: Grant
    Filed: September 21, 2018
    Date of Patent: July 7, 2020
    Assignee: BlackBerry Limited
    Inventors: Xianfeng Chen, Orlin Vesselinov Stoev
  • Publication number: 20200208167
    Abstract: This invention provides recombinant DNA constructs, transgenic plant nuclei and cells with such recombinant DNA construct for expression of proteins that are useful for imparting enhanced agronomic trait(s) to transgenic crop plants. This invention also provides transgenic plants and progeny seed comprising the transgenic plant cells where the plants are selected for having an enhanced trait selected from the group of traits consisting of enhanced water use efficiency, enhanced cold tolerance, increased yield, enhanced nitrogen use efficiency, enhanced seed protein and enhanced seed oil. Also disclosed are methods for manufacturing transgenic seed and plants with enhanced traits.
    Type: Application
    Filed: January 9, 2020
    Publication date: July 2, 2020
    Inventors: Mark Scott Abad, Jeffrey E. Ahrens, Alice Clara Augustine, Erin Bell, Robert J. Bensen, Paolo Castiglioni, Richard Eric Cerny, Shobha Char, Xianfeng Chen, Jaishree M. Chittoor-Vijayanath, Maureen Daley, Jilll Deikman, Molian Deng, Todd DeZwaan, Stephen Duff, Michael D. Edgerton, Bradon J. Fabbri, Jason Fenner, Karen Gabbert, Barry S. Goldman, Deborah J. Hawkins, Steve He, Richard Johnson, Balasulojini Karunanandaa, Garrett J. Lee, Paul Loida, Savitha Madappa, Robert J. Meister, Donald E. Nelson, Anand Pandravada, Obed Patty, Ming Peng, Marie Petracek, Rajani Monnanda Somaiah, Dhanalakshmi Ramachandra, Monica P. Ravanello, Thomas G. Ruff, Rick A Sanders, Beth Savidge, Steven H. Schwartz, Padmini Sudarshana, Jindong Sun, Rebecca L. Thompson-Mize, Virginia Ursin, Dale L. Val, Srikanth Venkatachalayya, Tymagondlu V. Venkatesh, Kammaradi Vidya, K. Vijayalakshmi, Todd C. Weber, Jingrui Wu, Zhidong Xie, Wei Zheng
  • Patent number: 10685839
    Abstract: There is provided a method for implementing and regulating patterning of a graphene film by ultraviolet photo-oxidation, including: implementing patterning of a graphene film micron structure pattern by using a xenon lamp excimer ultraviolet photo-oxidation vacuum apparatus and a hard mask; 2: controlling oxygen excitons, by applying a non-uniform magnetic field on the surface of the graphene film in a vertical direction, to move toward the graphene film in a direction of a magnetic field, so as to enhance the directivity of etching to the graphene film in the vertical direction, thereby improving patterning quality of the graphene film with micron-structure; and (3) by adjusting the intensity and direction of the magnetic field moving direction of the oxygen excitons is controlled, and the shape of the etched pattern structure of the graphene film is controlled, and thus controlling the patterning of the graphene film may be achieved.
    Type: Grant
    Filed: October 18, 2016
    Date of Patent: June 16, 2020
    Assignee: SHANGHAI JIAO TONG UNIVERSITY
    Inventors: Haihua Tao, Xianfeng Chen, Yixuan Wu, Shubin Su, Huan Yue, Hao Li
  • Patent number: 10424718
    Abstract: A method for producing a piezoelectric film includes forming a metal film, recrystallizing a portion of the metal film by heating, forming an amorphous film of piezoelectric material on the metal film; and heating the amorphous film at a position of the recrystallized portion of the metal film.
    Type: Grant
    Filed: September 16, 2016
    Date of Patent: September 24, 2019
    Assignee: Ricoh Company, Ltd.
    Inventor: Xianfeng Chen
  • Publication number: 20190287803
    Abstract: There is provided a method for implementing and regulating patterning of a graphene film by ultraviolet photo-oxidation, including: implementing patterning of a graphene film micron structure pattern by using a xenon lamp excimer ultraviolet photo-oxidation vacuum apparatus and a hard mask; 2: controlling oxygen excitons, by applying a non-uniform magnetic field on the surface of the graphene film in a vertical direction, to move toward the graphene film in a direction of a magnetic field, so as to enhance the directivity of etching to the graphene film in the vertical direction, thereby improving patterning quality of the graphene film with micron-structure; and (3) by adjusting the intensity and direction of the magnetic field moving direction of the oxygen excitons is controlled, and the shape of the etched pattern structure of the graphene film is controlled, and thus controlling the patterning of the graphene film may be achieved.
    Type: Application
    Filed: October 18, 2016
    Publication date: September 19, 2019
    Inventors: Haihua TAO, Xianfeng CHEN, Yixuan WU, Shubin SU, Huan YUE, Hao LI
  • Patent number: 10276778
    Abstract: A crystal pattern forming method includes: an electromagnetic wave absorbing layer forming process for forming an electromagnetic wave absorbing layer on one of surfaces of a substrate; an amorphous film forming process for forming an amorphous film on the electromagnetic wave absorbing layer; a mask forming process for forming an electromagnetic wave blocking mask for blocking an electromagnetic wave on the other one of the surfaces of the substrate; and a crystallizing process for causing the substrate to be irradiated with the electromagnetic wave from the other one of the surfaces of the substrate through the electromagnetic wave blocking mask to crystallize a given region in the amorphous film. In the mask forming process, a recessed structure is formed on the other one of the surfaces of the substrate, by selectively removing the other one of the surfaces of the substrate to form a recessed portion.
    Type: Grant
    Filed: August 10, 2017
    Date of Patent: April 30, 2019
    Assignee: Ricoh Company, Ltd.
    Inventor: Xianfeng Chen
  • Publication number: 20190028868
    Abstract: A communications system is to communicate with an application server storing a plurality of applications. The communications system includes a mobile wireless communications device configured to store at least one application from among the plurality of applications, the at least one application having stored version information associated therewith. An intermediate server is configured to update the mobile wireless communications device by at least obtaining respective current version information for associated current versions of the plurality of applications and obtaining the stored application version information from the mobile wireless communications device for the at least one stored application. The stored application version information is compared with the current version information for the at least one stored application.
    Type: Application
    Filed: September 21, 2018
    Publication date: January 24, 2019
    Inventors: Xianfeng CHEN, Orlin Vesselinov STOEV
  • Patent number: 10097975
    Abstract: A communications system is to communicate with an application server storing a plurality of applications. The communications system includes a mobile wireless communications device configured to store at least one application from among the plurality of applications, the at least one application having stored version information associated therewith. An intermediate server is configured to update the mobile wireless communications device by at least obtaining respective current version information for associated current versions of the plurality of applications and obtaining the stored application version information from the mobile wireless communications device for the at least one stored application. The stored application version information is compared with the current version information for the at least one stored application.
    Type: Grant
    Filed: January 5, 2018
    Date of Patent: October 9, 2018
    Assignee: BlackBerry Limited
    Inventors: Xianfeng Chen, Orlin Vesselinov Stoev
  • Publication number: 20180258442
    Abstract: This invention provides transgenic plant cells with recombinant DNA for expression of proteins that are useful for imparting enhanced agronomic trait(s) to transgenic crop plants. This invention also provides transgenic plants and progeny seed comprising the transgenic plant cells where the plants are selected for having an enhanced trait selected from the group of traits consisting of enhanced water use efficiency, enhanced cold tolerance, increased yield, enhanced nitrogen use efficiency, enhanced seed protein and enhanced seed oil. Also disclosed are methods for manufacturing transgenic seed and plants with enhanced traits.
    Type: Application
    Filed: February 20, 2018
    Publication date: September 13, 2018
    Inventors: Mark Scott Abad, Thomas R. Adams, Julie A. Alvarez, Mahindra Anuradha, Alice Clara Augustine, Erin Bell, Kristen A. Bennett, Robert J. Bensen, Paolo Castiglioni, Richard Eric Cerny, Xianfeng Chen, Jaishree M. Chittoor-Vijayanath, Farah Deeba, Jill Dcikman, Molian Deng, Stephen Duff, Bradon J. Fabbri, Jason Fenner, Mary Fernandes, Karen Gabbert, Barry S. Goldman, Deborah J. Hawkins, Jacqueline E. Heard, Balasulojini Karunanandaa, Dangyang Ke, John R. Ledeaux, Garrett J. Lee, Savitha Madappa, Donald E. Nelson, Obed Patty, Badami S. Pratesh, Qungang Qi, Ramachandra Dhanalakshmi, G. Ramamohan, Thomas G. Ruff, Rick A. Sanders, Sangeetha Singh, Thomas J. Savage, Beth Savidge, Char Shobha, Rajani Monnanda Somaiah, Padmini Sudarshana, Sreekanta Suma, Jindong Sun, Rebecca L. Thompson-Mize, Dale L. Val, Srikanth Venkatachalayya, Tymagondlu V. Venkatesh, Kammaradi Vidya, Jingrui Wu, Zhidong Xie, Nanfei Xu, Wei Zheng, Rajani Monnanda Somaiah, Meghan Galligan Donnarummo
  • Publication number: 20180245095
    Abstract: This invention provides recombinant DNA constructs, transgenic plant nuclei and cells with such recombinant DNA construct for expression of proteins that are useful for imparting enhanced agronomic trait(s) to transgenic crop plants. This invention also provides transgenic plants and progeny seed comprising the transgenic plant cells where the plants are selected for having an enhanced trait selected from the group of traits consisting of enhanced water use efficiency, enhanced cold tolerance, increased yield, enhanced nitrogen use efficiency, enhanced seed protein and enhanced seed oil. Also disclosed are methods for manufacturing transgenic seed and plants with enhanced traits.
    Type: Application
    Filed: December 5, 2017
    Publication date: August 30, 2018
    Inventors: Mark Scott Abad, Jeffrey E. Ahrens, Alice Clara Augustine, Erin Bell, Robert J. Bensen, Srikanth Venkatachalayya, Paolo Castiglioni, Richard Eric Cerny, Jaishree M. Chittoor-Vijayanath, Maureen Daley, Jill Deikman, Molian Deng, Todd DeZwaan, Stephen Duff, Michael D. Edgerton, Bradon J. Fabbri, Jason Fenner, Karen Gabbert, Garrett J. Lee, Barry S. Goldman, Deborah J. Hawkins, Steve He, Xianfeng Chen, Balasulojini Karunanandaa, Paul Loida, Savitha Madappa, Robert J. Meister, Ming Peng, Donald E. Nelson, Anand Pandravada, Obed Patty, Marie Petracek, Rajani Monnanda Somaiah, Monica P. Ravanello, Richard Johnson, Thomas G. Ruff, Rick A. Sanders, Beth Savidge, Steven H. Schwarts, Shobha Char, Padmini Sudarshana, Jindong Sun, Rebecca L. Thompson-Mize, Virginia Ursin, Dale L. Val, Tymagondlu V. Venkatesh, Kammaradi Vidya, K. Vijayalakshmi, Todd C. Weber, Jingrui Wu, Wei Zheng, Zhidong Xie, Dhanalaksmi Ramachandra
  • Patent number: 10060044
    Abstract: A polarizing apparatus includes an electromagnetic wave irradiator to irradiate a target film with an electromagnetic wave to heat the target film; and an electric charge generator to apply an electric field to the target film.
    Type: Grant
    Filed: October 11, 2016
    Date of Patent: August 28, 2018
    Assignee: Ricoh Company, Ltd.
    Inventor: Xianfeng Chen
  • Publication number: 20180223303
    Abstract: The present invention provides DNA molecules that constitute fragments of the genome of a plant, and polypeptides encoded thereby. The DNA molecules are useful for specifying a gene product in cells, either as a promoter or as a protein coding sequence or as an UTR or as a 3? termination sequence, and are also useful in controlling the behavior of a gene in the chromosome, in controlling the expression of a gene or as tools for genetic mapping, recognizing or isolating identical or related DNA fragments, or identification of a particular individual organism, or for clustering of a group of organisms with a common trait. One of ordinary skill in the art, having this data, can obtain cloned DNA fragments, synthetic DNA fragments or polypeptides constituting desired sequences by recombinant methodology known in the art or described herein.
    Type: Application
    Filed: September 15, 2017
    Publication date: August 9, 2018
    Inventors: Nickolai Alexandrov, Nestor Apuya, Vyacheslav Brover, Xianfeng Chen, Jean-Baptiste Dumas, Yiwen Fang, Kenneth Feldmann, Peter Mascia, Jack Okamuro, Roger Pennell, Richard Schneeberger, Gopalakrishnan Subramanian, Maxim Troukhan, Liansheng Zheng, Edward Kiegle, Diane Jofuku Okamuro, William J. Kimmerly, Shing Kwok
  • Patent number: 10022322
    Abstract: A method of coating a material onto projections provided on a patch. The method includes applying a coating solution containing the material to at least the projections and drying the coating solution to at least the projections using a gas flow.
    Type: Grant
    Filed: November 12, 2015
    Date of Patent: July 17, 2018
    Assignee: VAXXAS PTY LIMITED
    Inventors: Mark Anthony Fernance Kendall, Germain Fernando, Xianfeng Chen, Tarl Prow
  • Publication number: 20180132084
    Abstract: A communications system is to communicate with an application server storing a plurality of applications. The communications system includes a mobile wireless communications device configured to store at least one application from among the plurality of applications, the at least one application having stored version information associated therewith. An intermediate server is configured to update the mobile wireless communications device by at least obtaining respective current version information for associated current versions of the plurality of applications and obtaining the stored application version information from the mobile wireless communications device for the at least one stored application. The stored application version information is compared with the current version information for the at least one stored application.
    Type: Application
    Filed: January 5, 2018
    Publication date: May 10, 2018
    Inventors: Xianfeng CHEN, Orlin Vesselinov STOEV