• Title/Summary/Keyword: NCPF

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Cost Effective Remote Subscription scheme for Ubiquitous Convergence IP-based Network (유비쿼터스 컨버젼스 IP 기반 대용량 네트워크에서 비용 절감형 리모트-서브스크립션 기법)

  • Shin, Soo-Young;Yoon, Young-Muk;Park, Soo-Hyun
    • The KIPS Transactions:PartC
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    • v.14C no.1 s.111
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    • pp.95-104
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    • 2007
  • Mobile multimedia services such as TV-call or video streaming are gradually becoming popular in the 3rd or more generation mobile network (IMT-2000). Multimedia traffic is expected to continue increasing into the coming years, and IP technology is considered to be the efficient way of transporting such huge volumes of multimedia traffic. IP-based IMT network platform represents an evolution from IMT-2000. The structure of IP-based IMT network as ubiquitous platform is three-layered model : Middleware including Network Control PlatForm (NCPF) and Service Support PlatForm (SSPF), IP-BackBone (IP-BB), access network including sensor network. Mobility Management (MM) architecture in NCPF is proposed for IP-based IMT network in order to manage routing information and location information separately. The generous existing method of multicast control in IP-based IMT network is Remote Subscription. But Remote Subscription has problem that should be reconstructed whole multicast tree when sender in multicast tree moves to another area. To solve this problem, we propose the way to put Multicast-manager in NCPF.

Mobile Multicast Mechanism in IP based-IMT Network Platform (IP기반-IMT 네트워크에서의 모바일 멀티캐스트 기법)

  • Yoon Young-Muk;Park Soo-Hyun
    • Proceedings of the Korea Society for Simulation Conference
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    • 2005.11a
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    • pp.3-7
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    • 2005
  • The structure of $IP^2$(IP based-IMT Network Platform) as ubiquitous platform is three-layered model : Middleware including NCPF(Network Control Platform) and SSPF(Service Support Platform), IP-BB(IP-Backbone), Access network including Sensor network. A mobility management(MM) architecture in NCPF is proposed for $IP^2$. It manages routing information and location information separately. The existing method of multicast control in $IP^2$ is Remote Subscription. But Remote Subscription has problem that should be reconstructed whole Multicast tree when sender moves. To solve this problem, we propose a way to put Multicast Manager in NCPF.

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