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UMTS: Alive and Well - 4G Americas

UMTS: Alive and Well - 4G Americas

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APPENDIX H: ACRONYM LIST1xShort for 1xRTT1xCS1x Circuit Switched1xCSFB 1x Circuit Switched Fallback1xEV-DO CDMA20001xEV-DO or 1 times Evolution-Data Optimized orEvolution-Data Only1xEV-DV CDMA20001xEV-DV or 1 times Evolution-Data Voice1xRTT1 times Radio Transmission Technology (CDMA20001xRTT technology)1xSRVCC 1x Single Radio Voice Call Continuity2GSecond Generation2G-CS/3G-CS 2G Circuit Switched/ 3G Circuit Switched3GThird Generation3G+ 3G plus, used to reference technologies considered beyond 3G such as HSPA, HSPA+or LTE, not an officially recognized term by 3GPP3GPP3rd Generation Partnership Project3GPP2 3rd Generation Partnership Project 2<strong>4G</strong>Fourth GenerationAAAdaptive ArrayAAAAuthentication, Authorization <strong>and</strong> AccountingACK/NAK Acknowledgement/Negative AcknowledgementADSLAsymmetric Digital Subscriber LineAESAdvanced Encryption St<strong>and</strong>ardAKAAuthentication <strong>and</strong> Key AgreementAMAcknowledged ModeAMBRAggregate Maximum Bit RateAPIApplication Programming InterfacesAPNAccess Point NameARPAllocation <strong>and</strong> Retention PriorityARPUAverage Revenue per UserARQAutomatic Repeat RequestASAccess StratumASICApplication-Specific Integrated CircuitASMEAccess Security Management EntityATCAAdvanced Telecommunication Computing ArchitectureATIS/TIA Alliance for Telecommunications Industry Solutions/Telecommunications IndustryAssociationATMAutomated Teller MachineAuCAuthentication CenterAWSAdvanced Wireless Spectrumb/s/HzBits per Second per HertzB2CBusiness-to-ConsumerBCHBroadcast ChannelBFBeamformingBIPBearer Independent ProtocolBM-SC Broadcast Multicast Service CenterBps/Hz Bits per second per HertzBPSKBinary Phase Key ShiftingBSKBinary Shift KeyingBSRBase Station RouterBTSBase Transceiver StationBWB<strong>and</strong>widthC/ICarrier to Interference Ratio (CIR)CACarrier AggregationCAGRCompound Annual Growth RateCAPEX Capital Expenseswww.3G<strong>Americas</strong>.org February 2010 Page 230

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