Patents by Inventor Chan-youn Won

Chan-youn Won 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).

  • Printed circuit board method and apparatus
    Patent number: 7027308
    Abstract: A PCB having a card slot receiving a card provided with signal input/output pins and a circuit element to provide extended capability is inserted, and having data transmission pins, a power pin and a ground pin in correspondence to the signal input/output pins, comprises an electronic device internally provided for impedance matching with the card, and having a first end connected to one of the data transmission pins and a second end connected to one of the power pin and the ground pin. With this configuration, a card slot internally comprises an electronic device for impedance matching, so that a space of the PCB can be efficiently utilized.
    Type: Grant
    Filed: May 27, 2003
    Date of Patent: April 11, 2006
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jin-Kwon Park, Chan-youn Won
  • Printed circuit board method and apparatus
    Publication number: 20040070958
    Abstract: A PCB having a card slot receiving a card provided with signal input/output pins and a circuit element to provide extended capability is inserted, and having data transmission pins, a power pin and a ground pin in correspondence to the signal input/output pins, comprises an electronic device internally provided for impedance matching with the card, and having a first end connected to one of the data transmission pins and a second end connected to one of the power pin and the ground pin. With this configuration, a card slot internally comprises an electronic device for impedance matching, so that a space of the PCB can be efficiently utilized.
    Type: Application
    Filed: May 27, 2003
    Publication date: April 15, 2004
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Jin-Kwon Park, Chan-Youn Won