Patents by Inventor Jihong Guan

Jihong Guan 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).

  • Method, device, and system for regulating temperature of magnetron, variable-frequency power supply, and microwave apparatus
    Patent number: 11706850
    Abstract: A method for regulating a temperature of a magnetron includes: determining an anode current flowing through the magnetron and an output power of a variable-frequency power supply, the output power being configured to drive the magnetron to operate; calculating an anode voltage of the magnetron according to the anode current of the magnetron and the output power of the variable-frequency power supply; calculating an anode temperature of the magnetron according to the anode voltage of the magnetron; and regulating the output power of the variable-frequency power supply according to the anode temperature of the magnetron.
    Type: Grant
    Filed: February 14, 2020
    Date of Patent: July 18, 2023
    Assignee: SHENZHEN MEGMEET ELECTRICAL CO., LTD
    Inventor: Jihong Guan
  • Method, device, and system for regulating temperature of magnetron, variable-frequency power supply, and microwave apparatus
    Patent number: 11696376
    Abstract: A method and device for regulating a temperature of a magnetron, a controller, a variable-frequency power supply, a system for regulating a temperature of a magnetron, and a microwave apparatus are provided. Wherein, the method for regulating the temperature of the magnetron includes: determining an anode current flowing through the magnetron or an input power of a variable-frequency power supply or an anode voltage applied to two ends of the magnetron, the input power or an output power of the variable-frequency power supply being configured to drive the magnetron to operate; regulating the output power of the variable-frequency power supply according to the anode current or the input power or the anode voltage.
    Type: Grant
    Filed: April 24, 2020
    Date of Patent: July 4, 2023
    Assignee: SHENZHEN MEGMEET ELECTRICAL CO., LTD
    Inventor: Jihong Guan
  • METHOD, DEVICE, AND SYSTEM FOR REGULATING TEMPERATURE OF MAGNETRON, VARIABLE-FREQUENCY POWER SUPPLY, AND MICROWAVE APPARATUS
    Publication number: 20200253006
    Abstract: A method and device for regulating a temperature of a magnetron, a controller, a variable-frequency power supply, a system for regulating a temperature of a magnetron, and a microwave apparatus are provided. Wherein, the method for regulating the temperature of the magnetron includes: determining an anode current flowing through the magnetron or an input power of a variable-frequency power supply or an anode voltage applied to two ends of the magnetron, the input power or an output power of the variable-frequency power supply being configured to drive the magnetron to operate; regulating the output power of the variable-frequency power supply according to the anode current or the input power or the anode voltage.
    Type: Application
    Filed: April 24, 2020
    Publication date: August 6, 2020
    Inventor: Jihong Guan
  • METHOD, DEVICE, AND SYSTEM FOR REGULATING TEMPERATURE OF MAGNETRON, VARIABLE-FREQUENCY POWER SUPPLY, AND MICROWAVE APPARATUS
    Publication number: 20200214093
    Abstract: A method for regulating a temperature of a magnetron includes: determining an anode current flowing through the magnetron and an output power of a variable-frequency power supply, the output power being configured to drive the magnetron to operate; calculating an anode voltage of the magnetron according to the anode current of the magnetron and the output power of the variable-frequency power supply; calculating an anode temperature of the magnetron according to the anode voltage of the magnetron; and regulating the output power of the variable-frequency power supply according to the anode temperature of the magnetron.
    Type: Application
    Filed: February 14, 2020
    Publication date: July 2, 2020
    Inventor: Jihong Guan