Patents by Inventor Sung-Woo Han

Sung-Woo Han 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).

  • Method and mobile communication terminal for communicating voice message using packet-switched scheme
    Publication number: 20050100004
    Abstract: Disclosed are a mobile communication terminal for and a method of transmitting/receiving voice messages using a packet-switched scheme. According to the present invention, it is possible to allow mobile carriers to promote the use efficiency of communication channels since mobile communication terminals transmit/receive voice messages over a data channel rather than a voice channel.
    Type: Application
    Filed: October 27, 2004
    Publication date: May 12, 2005
    Applicant: CURITEL COMMUNICATIONS, INC.
    Inventors: Sung-Woo Han, Jae-Yeol Lee