Patents by Inventor Young-Dal LEE

Young-Dal LEE 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 for performing wireless charging, wireless power transmission device, and storage medium
    Patent number: 12136826
    Abstract: According to various embodiments, a wireless power transmission device may comprise: a coil circuit configured to generate a power signal for power transmission to an electronic device; an inverter configured to convert direct current power to alternating current power and to provide the alternating current power to the coil circuit; a coil-type detection unit comprising a coil disposed to be adjacent to the coil circuit and configured to detect a signal corresponding to the power signal; and a control circuit configured to adjust, based on the detected signal, a switching frequency of the inverter to change the alternating current power output from the inverter.
    Type: Grant
    Filed: October 18, 2021
    Date of Patent: November 5, 2024
    Assignees: SAMSUNG ELECTRONICS CO., LTD., KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Kyungmin Lee, Kiyoung Kim, Gun-Woo Moon, Young-Dal Lee, Dongmin Kim, Jaeil Baek
  • METHOD FOR PERFORMING WIRELESS CHARGING, WIRELESS POWER TRANSMISSION DEVICE, AND STORAGE MEDIUM
    Publication number: 20220037927
    Abstract: According to various embodiments, a wireless power transmission device may comprise: a coil circuit configured to generate a power signal for power transmission to an electronic device; an inverter configured to convert direct current power to alternating current power and to provide the alternating current power to the coil circuit; a coil-type detection unit comprising a coil disposed to be adjacent to the coil circuit and configured to detect a signal corresponding to the power signal; and a control circuit configured to adjust, based on the detected signal, a switching frequency of the inverter to change the alternating current power output from the inverter.
    Type: Application
    Filed: October 18, 2021
    Publication date: February 3, 2022
    Inventors: Kyungmin LEE, Kiyoung KIM, Gun-Woo MOON, Young-Dal LEE, Dongmin KIM, Jaeil BAEK