Patents by Inventor Hee Jea SHIN

Hee Jea SHIN 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).

  • Transmitter for wireless charging power transmission, and method and system for connection between internet of things system and wireless charging receiver
    Patent number: 11239683
    Abstract: A transmitter for wireless charging power transmission comprises a transmitter-side power converting unit converting power of an input Alternating Current (AC) signal and outputting the converted AC signal; a transmitter-side resonant circuit unit generating a magnetic field based on the converted AC signal and providing power to a receiver located within a charging area; and a transmitter-side processor controlling power conversion of the transmitter-side power converting unit and performing impedance matching of the transmitter-side resonant circuit unit.
    Type: Grant
    Filed: October 31, 2019
    Date of Patent: February 1, 2022
    Assignee: NHN CORPORATION
    Inventor: Hee Jea Shin
  • TRANSMITTER FOR WIRELESS CHARGING POWER TRANSMISSION, AND METHOD AND SYSTEM FOR CONNECTION BETWEEN INTERNET OF THINGS SYSTEM AND WIRELESS CHARGING RECEIVER
    Publication number: 20200144846
    Abstract: A transmitter for wireless charging power transmission comprises a transmitter-side power converting unit converting power of an input Alternating Current (AC) signal and outputting the converted AC signal; a transmitter-side resonant circuit unit generating a magnetic field based on the converted AC signal and providing power to a receiver located within a charging area; and a transmitter-side processor controlling power conversion of the transmitter-side power converting unit and performing impedance matching of the transmitter-side resonant circuit unit.
    Type: Application
    Filed: October 31, 2019
    Publication date: May 7, 2020
    Inventor: Hee Jea SHIN