Patents by Inventor Dooyong JUNG

Dooyong JUNG 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).

  • Power supply apparatus and driving method thereof
    Patent number: 9350257
    Abstract: A power supply apparatus and a driving method thereof are disclosed. The power supply apparatus includes a first converter and a second converter. The first converter is operated to acquire a first gain when an input voltage is included in a first range or a second range that is lower than a first range and outputs a first output voltage and a second output voltage by converting the input voltage. In addition, the second converter is operated when the input voltage is included in the first range and outputs a third output voltage by converting the second output voltage.
    Type: Grant
    Filed: October 22, 2014
    Date of Patent: May 24, 2016
    Assignee: Fairchild Korea Semiconductor LTD
    Inventors: Gwanbon Koo, Dooyong Jung, Jintae Kim, Taesung Kim, Youngbae Park, Kyungseop Kim, Donghye Cho
  • POWER SUPPLY APPARATUS AND DRIVING METHOD THEREOF
    Publication number: 20150109828
    Abstract: A power supply apparatus and a driving method thereof are disclosed. The power supply apparatus includes a first converter and a second converter. The first converter is operated to acquire a first gain when an input voltage is included in a first range or a second range that is lower than a first range and outputs a first output voltage and a second output voltage by converting the input voltage. In addition, the second converter is operated when the input voltage is included in the first range and outputs a third output voltage by converting the second output voltage.
    Type: Application
    Filed: October 22, 2014
    Publication date: April 23, 2015
    Inventors: Gwanbon KOO, Dooyong JUNG, Jintae KIM, Taesung KIM, Youngbae PARK, Kyungseop KIM, Donghye CHO