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UMTS: Alive and Well - 4G Americas

UMTS: Alive and Well - 4G Americas

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DIPDominant Interferer ProportionDLDownlinkDLDCDownlink Dual CarrierDL-SCH Downlink Shared ChannelDMDispersion MeasureDMBDigital Multimedia BroadcastingDNBSDistributed NodeB SolutionDPCHDedicated Physical ChannelDRXDiscontinuous ReceptionDSDual StackDS-MIPv6 Dual Stack-Mobile Internet Protocol version 6DSPDual Slant PoleDVBDigital Video BroadcastDVB-HDigital Video Broadcast-H<strong>and</strong>heldDwPTS Downlink Pilot Time SlotE-AGCH Enhanced- Absolute Grant ChannelEATFEmergency Access Transfer FunctionE-CIDEnhanced Cell IdentificationECNExplicit Congestion NotificationECN-CE Explicit Congestion Notification-Congestion ExperiencedE-CSCF Enhanced- Call Session Control FunctionECTExplicit Congestion Notification-Capable TransportE-DCH Enhanced Dedicated Channel (also known as HSUPA)EDGEEnhanced Data for GSM EvolutionEEM/USB Ethernet Emulation Model/Universal Serial BusEGPRS Enhanced GPRSE-HICH E-DCH Hybrid ARQ Indicator ChannelEIREquipment Identity RegisterE-MBMS Enhanced Multi Broadcast Multicast ServiceeNBEnhanced NodeBeNodeB Evolved NodeBENUMTelephone Number Mapping from E.164 Number MappingEPCEvolved Packet Core; also known as SAE (refers to flatter-IP core network)EPDGEvolved Packet Data GatewayEPREEnergy per Resource ElementEPSEvolved Packet System is the combination of the EPC/SAE (refers to flatter-IP corenetwork) <strong>and</strong> the LTE/E-UTRANE-RGCH E-DCH Relative Grant ChannelE-SMLC Enhanced Serving Mobile Location CenterETSIEuropean Telecommunication St<strong>and</strong>ards InstituteETWSEarthquake <strong>and</strong> Tsunami Warning SystemEUTRA Evolved Universal Terrestrial Radio AccessE-UTRAN Evolved Universal Terrestrial Radio Access Network (based on OFDMA)EV-DO Evolution Data Optimized or Data OnlyFCCFederal Communications CommissionFDDFrequency Division DuplexFDMFrequency Division MultiplexFDMAFrequency Division Multiple AccessF-DPCH Fractional-DPCHFDSFrequency Diverse SchedulingFERFrame Erasure RateFFRFractional Frequency Re-useFIRFinite Impulse ResponseFMCFixed Mobile ConvergenceFOMAFreedom of Mobile Multimedia Access: br<strong>and</strong> name for the 3G services offered byJapanese mobile phone operator NTT DoCoMo.www.3G<strong>Americas</strong>.org February 2010 Page 232

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