Patents by Inventor Tac-won Kim

Tac-won 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).

  • Protecting information written to recording medium
    Patent number: 8711503
    Abstract: A method of protecting information written to a recording medium includes magnetizing the recording medium to form a first magnetic pattern corresponding to information to be stored, and magnetizing the recording medium to form a protective magnetic pattern having a phase difference of 180° from the first magnetic pattern at a position adjacent to where the first magnetic pattern is formed, with adjacent bits of the first magnetic pattern opposite and the protective magnetic pattern opposite to each other.
    Type: Grant
    Filed: April 6, 2011
    Date of Patent: April 29, 2014
    Assignee: Seagate Technology International, LLC
    Inventors: Seong-yong Yoon, Tac-won Kim
  • METHOD OF PROTECTING INFORMATION WRITTEN TO RECORDING MEDIUM, AND DISK DRIVE AND RECORDING MEDIUM EMPLOYING THE METHOD
    Publication number: 20110249357
    Abstract: A method of protecting information written to a recording medium includes magnetizing the recording medium to form a first magnetic pattern corresponding to information to be stored, and magnetizing the recording medium to form a protective magnetic pattern having a phase difference of 180° from the first magnetic pattern at a position adjacent to where the first magnetic pattern is formed, with adjacent bits of the first magnetic pattern opposite and the protective magnetic pattern opposite to each other.
    Type: Application
    Filed: April 6, 2011
    Publication date: October 13, 2011
    Applicant: Samsung Electronics Co., Ltd
    Inventors: Seong-yong YOON, Tac-won Kim