Patents by Inventor Zheng Lv

Zheng Lv 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).

  • Publication number: 20210116067
    Abstract: A rotation bracket includes an L-shaped connecting rod, a rotation mechanism, and a stand base. The L-shaped connecting rod includes a vertical rod and a horizontal rod. The vertical rod is configured to connect to a communications device. The horizontal rod is fastened to the rotation mechanism, and the horizontal rod is a rotatable rod. The rotation mechanism is fastened to a top of the stand base, and the rotation mechanism is configured to drive the L-shaped connecting rod to rotate in a horizontal plane. The stand base is configured to fixedly connect to an inner surface of a wall or to a ground.
    Type: Application
    Filed: December 30, 2020
    Publication date: April 22, 2021
    Inventors: Yuxiao Jiang, Chenglong Wang, Zheng Song, Haiquan Lv, Dong Yuan, Chong Zheng, Wei Cai
  • Publication number: 20210058291
    Abstract: This disclosure provides a method and an apparatus for implementing a composed VPN. The method includes: obtaining a business type and a customer site that are input by a user; determining an access point corresponding to the customer site; determining one or more segment VPNs according to the business type and the access point corresponding to the customer site; obtaining a composed VPN according to the one or more segment VPNs; and outputting an access point list and a segment VPN list of the composed VPN to the user. In the solutions provided in this application, a user can learn a correlation between businesses in different domains related to a composed VPN, and can readily estimate a range affected by a business change of the composed VPN.
    Type: Application
    Filed: November 5, 2020
    Publication date: February 25, 2021
    Applicant: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Liya Zhang, Yuanshan Chen, Zheng Lv
  • Patent number: 10855530
    Abstract: This disclosure provides a method and an apparatus for implementing a composed virtual private network (VPN). The method includes: obtaining a service type and a customer site that are input by a user; determining an access point corresponding to the customer site; determining one or more segment VPNs according to the service type and the access point corresponding to the customer site; obtaining a composed VPN according to the one or more segment VPNs; and outputting an access point list and a segment VPN list of the composed VPN to the user.
    Type: Grant
    Filed: September 5, 2018
    Date of Patent: December 1, 2020
    Assignee: Huawei Technologies Co., Ltd.
    Inventors: Liya Zhang, Yuanshan Chen, Zheng Lv
  • Publication number: 20200219027
    Abstract: A knowledge transfer-based modeling method for blast furnace gas scheduling systems, firstly, building energy body models of all stages of energy generation, transmission, consumption, storage and conversion based on pipe network structures of gas systems, and extracting common structure features of different gas systems based on the energy models; secondly, designing a data distribution feature-based membership function transfer method, learning mapping relations between data of the different gas systems according to distribution features of the data, and then transferring membership functions; thirdly, proposing a feature-based fuzzy rule transfer method, mapping rule structures of different systems to adjacent low-dimensional features, and realizing rule transfer in a rule reconstruction mode; and finally, designing a scheduling data-based knowledge transfer adjustment strategy, inputting actual scheduling data of blast furnace gas systems into the models, and adjusting corresponding rule parameters by tak
    Type: Application
    Filed: June 15, 2018
    Publication date: July 9, 2020
    Inventors: Zheng LV, Jun ZHAO, Ying LIU, Wei WANG
  • Publication number: 20190020539
    Abstract: This disclosure provides a method and an apparatus for implementing a composed VPN. The method includes: obtaining a business type and a customer site that are input by a user; determining an access point corresponding to the customer site; determining one or more segment VPNs according to the business type and the access point corresponding to the customer site; obtaining a composed VPN according to the one or more segment VPNs; and outputting an access point list and a segment VPN list of the composed VPN to the user. In the solutions provided in this application, a user can learn a correlation between businesses in different domains related to a composed VPN, and can readily estimate a range affected by a business change of the composed VPN.
    Type: Application
    Filed: September 5, 2018
    Publication date: January 17, 2019
    Applicant: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Liya ZHANG, Yuanshan Chen, Zheng Lv
  • Publication number: 20150201831
    Abstract: A portable perimeter for static multi-point synchronous thresholding screening and single-point thresholding detection is provided, comprising: an IPC (industrial personal computer); an LED optical source; an optical splitter; a visual field stimulator; a monitor; a printer; and a transponder; wherein the IPC is connected with the LED optical source, the optical splitter, the monitor, the printer and the transponder; wherein the visual field stimulator is hemispherical, four stimulating holes are provided on the visual field stimulator in such a manner that four beams split out by the optical splitter from a light from the LED optical source respectively pass through the four stimulating holes for forming an optical stimulating signal; wherein the stimulating holes are respectively provided in a GHA15 area, a GHB15 area, a GHC15 area and a GHD15 area according to a GH center 30 degrees visual field partition nomenclature.
    Type: Application
    Filed: September 17, 2012
    Publication date: July 23, 2015
    Inventors: Zhongjiang He, Jichun Yang, Shuo Liu, Peng Li, Guojiang Gao, Zheng Lv
  • Patent number: 8515561
    Abstract: This present provides a control and protection equipment system suitable for synthesis converter operation test, relates to power system automation equipment field. This system includes human-machine interface element, synchronization element, signal acquisition element, data aggregation element, conditioning element, protecting element, wave form recording element, wave form monitor element, on-off input element, on-off output element, vale based element (VBE), high direct current supply power system controller, high voltage supply system controller, current surge circuit controller, impulse circuit controller, test converter valve water cooling controller and test equipment water cooling system controller. This system can control converter samples and auxiliary valves on set trigging timing, produce various operation tests need heat, voltage and current of the converter samples and carry through operation tests.
    Type: Grant
    Filed: December 24, 2009
    Date of Patent: August 20, 2013
    Inventors: Guangfu Tang, Xingang Zhang, Kunpeng Zha, Zheng Lv, Zhiyuan He
  • Publication number: 20110276189
    Abstract: This present provides a control and protection equipment system suitable for synthesis converter operation test, relates to power system automation equipment field. This system includes human-machine interface element, synchronization element, signal acquisition element, data aggregation element, conditioning element, protecting element, wave form recording element, wave form monitor element, on-off input element, on-off output element, vale based element (VBE), high direct current supply power system controller, high voltage supply system controller, current surge circuit controller, impulse circuit controller, test converter valve water cooling controller and test equipment water cooling system controller. This system can control converter samples and auxiliary valves on set trigging timing, produce various operation tests need heat, voltage and current of the converter samples and carry through operation tests.
    Type: Application
    Filed: December 24, 2009
    Publication date: November 10, 2011
    Applicant: CHINA ELECTRIC POWER RESEARCH INSTITUTE
    Inventors: Guangfu Tang, Xingang Zhang, Kunpeng Zha, Zheng Lv, Zhiyuan He