WiBro Network Architecture - KNOM

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Key RequirementsRequirementsFlexible Network Architecturefor multiple market segments(Scalability in Cost, Coverageand Capacity)Service Compatibility betweennetworks and devicesBetter Service Quality3G Inter-working© SAMSUNG Electronics Co., Ltd.Current Design DirectionsPublic Macro-cell – Mobility & Coverage drivenPublic Hot-zone – Throughput & Service drivenPrivate (Home/Enterprise) – Cost, Easy to deployCommon User Authentication and securityCapability and Preference Negotiation in L2 levelVoice Service- Seamless Active Handoff (break time < 40msec)- Idle mode/paging, FCS supportData Service- High throughput & QoS support- Stable operation at saturation point and CAC- Seamless Active L2 HO (packet lossless)3G Circuit Service Availability while connected toWiBroFlexible network configuration but efficient 3Gsignaling10/7
Network Elements (1/2)ACR• Session Information Store• Location Tracking & Paging• Session Migration• Interface with IP Core• MAC Signaling• Transport Connection Control• L2 Handoff ControlASN (Access Serving Node)SC/MMAPC(AP Controller)MacControlPacketClassifierHeaderCompressARQtunnelAP(Access Point)tunnelRAS• MAC scheduler• Modem ControlAirLinkControlMAC PDUProcessEncryption/PHY© SAMSUNG Electronics Co., Ltd.11/7
Page 2 and 3: ContentsIntroduction to WiBro Syste
Page 4 and 5: DefinitionWireless Broadband : WiBr
Page 6 and 7: System SpecificationTDMA -> CDMA ->
Page 8 and 9: Network Reference ModelAccess Netwo
Page 12 and 13: Network Elements (2/2)APP(Air Physi
Page 14 and 15: Network Configuration (2/4)NetworkE
Page 16 and 17: Network Configuration (4/4)NetworkE
Page 18 and 19: WiBro Network ArchitectureWIBroEnte
Page 20: Standard bodiesTTA PG302Service Net

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