Patents by Inventor Yoo J. Won

Yoo J. Won 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 of managing group of dynamic multicast efficiently
    Patent number: 8023510
    Abstract: The present invention relates to a method of efficiently managing dynamic multicast groups. In the method of efficiently managing dynamic multicast groups a hierarchical structure is used as a network structure for a multicast service. Accordingly, there are advantages in that groups can be merged or divided efficiently and overload depending on group management can be reduced.
    Type: Grant
    Filed: May 12, 2009
    Date of Patent: September 20, 2011
    Assignee: Korea Information Security Agency
    Inventors: Mi Y. Yoon, Seung G. Ji, Hyun C. Jeong, Yoo J. Won