Patents by Inventor Shen Chen-Jui

Shen Chen-Jui 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).

  • Backup power supply control
    Patent number: 9853496
    Abstract: According to one aspect, embodiments of the invention provide an uninterruptible power supply (UPS) system comprising an input configured to receive input AC power, an output configured to provide output AC power to a load, a DC power source coupled to a DC bus, an inverter having an input coupled to the DC bus and an output coupled to the output of the UPS system, the inverter configured to receive DC power at the input from the DC bus and provide AC power having a voltage to the output, and a controller coupled to the output of the inverter and configured to operate the inverter based on an average voltage of the AC power at the output of the inverter.
    Type: Grant
    Filed: November 29, 2012
    Date of Patent: December 26, 2017
    Assignee: SCHNEIDER ELECTRIIC IT CORPORATION
    Inventors: Chen Hui Jung, Shen Chen-Jui
  • BACKUP POWER SUPPLY CONTROL
    Publication number: 20150311750
    Abstract: According to one aspect, embodiments of the invention provide an uninterruptible power supply (UPS) system comprising an input configured to receive input AC power, an output configured to provide output AC power to a load, a DC power source coupled to a DC bus, an inverter having an input coupled to the DC bus and an output coupled to the output of the UPS system, the inverter configured to receive DC power at the input from the DC bus and provide AC power having a voltage to the output, and a controller coupled to the output of the inverter and configured to operate the inverter based on an average voltage of the AC power at the output of the inverter.
    Type: Application
    Filed: November 29, 2012
    Publication date: October 29, 2015
    Inventors: Chen Hui Jung, Shen Chen-Jui