Patents by Inventor Bong-Ja Choi

Bong-Ja Choi 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).

  • Publication number: 20040010415
    Abstract: The present invention relates to an apparatus and method for searching a digital audio data file from a media where digital audio data files are recorded. The media comprises a directory information recording area and data recording area where information on the files listed in the directory recording area is recorded. The digital audio data file has a file name field, a data field, and an additional information tag field. The file name field, and the data field and additional information tag field is recorded on the directory information recording area and the data recording area, respectively. Further, recording indexing information which is used as a keyword for searching the digital audio data file is recorded on the directory information recording area.
    Type: Application
    Filed: December 18, 2002
    Publication date: January 15, 2004
    Inventors: Yoon-Deuk Seo, Burn-Ho Seo, Bong-Ja Choi, Suk-Jin Hong, Han-Kyo Kim, Seung-Jeong Park
  • Publication number: 20030147628
    Abstract: The present invention relates to a system for recording and playing digital audio data recorded on a recording media, and, more particularly, a system for recording and playing digital audio data, which can search the digital audio data with high speed. A method for recording digital audio data file comprising a file name field, a data field, and an additional information tag field, on a recording media is provided. The method comprises the steps of recording the file name field on a directory information recording area, recording the data field and additional information tag field on a data recording area, and recording indexing information which is used as a keyword for searching the digital audio data file on the directory information recording area.
    Type: Application
    Filed: February 6, 2003
    Publication date: August 7, 2003
    Inventors: Yoon-Deuk Seo, Bum-Ho Seo, Bong-Ja Choi, Sung-Youl Kim, Chang-Sun Oh, In-Ha Lee, Sang-Ho Kwon