Patents by Inventor Kyung-Choon Youn

Kyung-Choon Youn 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-saving apparatus and method for computer peripheral devices
    Patent number: 6495979
    Abstract: A power-saving apparatus comprises: a heater; a control unit for detecting at least two power-saving commands, and for outputting a first power-saving control signal and a second power-saving control signal; a power supply unit for supplying rated voltages required for peripheral devices; a power switching circuit for cutting off all rated voltages supplied to the peripheral devices, including the heater but excluding the control unit, when the first power-saving control signal is generated, and for starting the supply of all rated voltages cut off when the second power-saving control signal is generated; and a quick start circuit for supplying, to the heater, a quick start voltage for a certain time period when the start control signal is generated.
    Type: Grant
    Filed: January 2, 2001
    Date of Patent: December 17, 2002
    Assignee: SamSung Electronics Co., Ltd.
    Inventors: Kil-Soo Park, Jin-Sang Hwang, Kyung-Choon Youn