Patents by Inventor Bum-Joon Kwon

Bum-Joon Kwon 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 system for transmitting multimedia message transmitted from transmitting mobile station of higher version to receiving mobile station of lower version
    Patent number: 7894833
    Abstract: The present invention relates to a method and system for transmitting a multimedia message, which reconstructs a multimedia message to be appropriate for the receiving mobile station and transmits the reconstructed message, when the multimedia message is requested to be transmitted from a transmitting station of a higher version to the receiving station of a lower version and the multimedia message may not be transcoded into a form which can be processed by the receiving mobile station. The present invention enables to transmit various types of multimedia message without being limited by the specification of the receiving mobile station.
    Type: Grant
    Filed: July 1, 2004
    Date of Patent: February 22, 2011
    Assignee: SK Telecom Co., Ltd.
    Inventors: Sang-Mok Sohn, Hong-Seo Yun, Dong-won Na, Ja-Young Yoon, Hee-Won Park, Bum-Joon Kwon
  • Method and system for transmitting multimedia message transmitted from transmitting mobile station of higher version to receiving mobile station of lower version
    Publication number: 20070171938
    Abstract: The present invention relates to a method and system for transmitting a multimedia message, which reconstructs a multimedia message to be appropriate for the receiving mobile station and transmits the reconstructed message, when the multimedia message is requested to be transmitted from a transmitting station of a higher version to the receiving station of a lower version and the multimedia message may not be transcoded into a form which can be processed by the receiving mobile station. The present invention enables to transmit various types of multimedia message without being limited by the specification of the receiving mobile station.
    Type: Application
    Filed: July 1, 2004
    Publication date: July 26, 2007
    Inventors: Sang-Mok Sohn, Hong-Seo Yun, Dong-won Na, Ja-Young Yoon, Hee-Won Park, Bum-Joon Kwon