Patents by Inventor Shu Rong Ouyang

Shu Rong Ouyang 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).

  • Constant-current constant-voltage (CCCV) control unit power supply
    Patent number: 10219332
    Abstract: A power supply includes an AC input power connector; an AC-DC converter circuit coupled to the AC input power connector; a constant-current constant-voltage control unit configured to receive DC power from the AC-DC converter circuit; a light emitting diode (LED) lamp unit configured to receive power from the constant-current constant-voltage control unit; and a capacitor coupled in parallel with the LED lamp unit.
    Type: Grant
    Filed: January 10, 2018
    Date of Patent: February 26, 2019
    Assignee: GARDENIA INDUSTRIAL LIMITED
    Inventor: Shu Rong Ouyang
  • CONSTANT-CURRENT CONSTANT-VOLTAGE (CCCV) CONTROL UNIT POWER SUPPLY
    Publication number: 20180132315
    Abstract: A power supply including: an AC input power connector; an AC-DC converter circuit coupled to the AC input power connector; a constant-current constant-voltage control unit configured to receive DC power from the AC-DC converter circuit; a light emitting diode (LED) lamp unit configured to receive power from the constant-current constant-voltage control unit; and a capacitor coupled in parallel with the LED lamp unit.
    Type: Application
    Filed: January 10, 2018
    Publication date: May 10, 2018
    Inventor: Shu Rong Ouyang
  • Constant-current constant-voltage (CCCV) control unit power supply
    Patent number: 9900937
    Abstract: A power supply including: an AC input power connector; an AC-DC converter circuit coupled to the AC input power connector; a constant-current constant-voltage control unit configured to receive DC power from the AC-DC converter circuit; a light emitting diode (LED) lamp unit configured to receive power from the constant-current constant-voltage control unit; and a capacitor coupled in parallel with the LED lamp unit.
    Type: Grant
    Filed: August 26, 2016
    Date of Patent: February 20, 2018
    Assignee: Gardenia Industrial Limited
    Inventor: Shu Rong Ouyang
  • CONSTANT-CURRENT CONSTANT-VOLTAGE (CCCV) CONTROL UNIT POWER SUPPLY
    Publication number: 20180007749
    Abstract: A power supply including: an AC input power connector; an AC-DC converter circuit coupled to the AC input power connector; a constant-current constant-voltage control unit configured to receive DC power from the AC-DC converter circuit; a light emitting diode (LED) lamp unit configured to receive power from the constant-current constant-voltage control unit; and a capacitor coupled in parallel with the LED lamp unit.
    Type: Application
    Filed: August 26, 2016
    Publication date: January 4, 2018
    Inventor: Shu Rong Ouyang