PURPOSE: A geocast system and packet routing method which generates a user-customized location-based application service are provided to secure safety service base which utilizes location information. CONSTITUTION: One or more first routers(200) receive packets including destination IP address and destination location information. One or more first routers search for a routing path corresponding to the destination IP address. The first router transmits the packet in a unicast method. A second router(300) transmits the packet to a receiving terminal in a multicast method.
申请公布号
KR20110068783(A)
申请公布日期
2011.06.22
申请号
KR20100040152
申请日期
2010.04.29
申请人
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE