Sun Sik Park

Learn More
Recently, as mobile IPTV has emerged in the area of mobile multimedia streaming, various researches on ensuring service continuity between fixed and wireless networks have been undertaken. VoD transmission in mobile IPTV is a challenging task since it causes long user waiting time and requires a large number of channels. In this paper, we propose an(More)
Recently, WiBro has been developed to efficiently support broadcasting via wireless network. MBS (Multicast Broadcast Service) based on WiBro has numerous applications including DMB. Since the current MBS implementation uses only common channel which is managed by scheduling, it cannot effectively support many users requesting the service at the same time.(More)
Multi-agent system consists of a number of cooperative agents which have agreed to work together for a common goal. When scheduling the messages in an agent system, if the same priority is assigned to all the agents without considering the importance of their role, the performance may not be maximized. In this paper we propose a new priority-based message(More)
  • 1