Patents by Inventor Chang-gyoo Kim

Chang-gyoo Kim 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).

  • IC card and manufacturing method thereof
    Patent number: 6910636
    Abstract: An IC card includes an antenna circuit pattern formed on an insulation film and having a wire-shaped antenna portion, a portion corresponding to a chip bump of a combi-chip, and an attachment portion to which an external contact pad is attached. The combi-chip is attached to a portion corresponding to the chip bump of the combi-chip module on the antenna circuit pattern. At least one dielectric layer is attached to the antenna circuit pattern. An external contact pad is inserted in a hole formed in part of the dielectric layer and attached to the hole and has terminals formed in an outer surface and an inner surface of a substrate and connected to one another. The terminals on the inner surface contact the attachment portion is provided on the antenna circuit pattern.
    Type: Grant
    Filed: June 11, 2003
    Date of Patent: June 28, 2005
    Assignee: Samsung Techwin Co., Ltd.
    Inventors: Deok-heung Kim, Chang-gyoo Kim, Seung-seob Lee
  • IC card and manufacturing method thereof
    Publication number: 20030226901
    Abstract: An IC card includes an antenna circuit pattern formed on an insulation film and having a wire-shaped antenna portion, a portion corresponding to a chip bump of a combi-chip, and an attachment portion to which an external contact pad is attached. The combi-chip is attached to a portion corresponding to the chip bump of the combi-chip module on the antenna circuit pattern. At least one dielectric layer is attached to the antenna circuit pattern. An external contact pad is inserted in a hole formed in part of the dielectric layer and attached to the hole and has terminals formed in an outer surface and an inner surface of a substrate and connected to one another. The terminals on the inner surface contact the attachment portion is provided on the antenna circuit pattern.
    Type: Application
    Filed: June 11, 2003
    Publication date: December 11, 2003
    Inventors: Deok-heung Kim, Chang-gyoo Kim, Seung-seob Lee