Lost packets Residual BLER Residual BLER Depends on Depends on = 1% after = 1% after operating point operating point but HARQ HARQ but typically typically 1% 1% residual residual BLER BLER after after HARQ HARQ Mechanisms to Yes, e.g., DTX, Yes, e.g., DTX, Yes, e.g., DTX, Yes, e.g., DTX, reduce power DRX and power DRX DRX DRX consumption control Low power state Yes Yes Yes, e.g., Yes support Longer DTX/DRX cycles in all states Point to point Yes Yes Yes Yes Point to Multipoint Yes Yes Yes Yes Broadcast Yes Yes Yes Yes Handover Yes Yes Yes Yes Media Access circuit-switched circuit-switched Scheduled Scheduled packet Method TDMA CDMA packet based based OFDMA CDMA Discovery Sync and Sync and Sync and Sync and Broadcast Broadcast Broadcast Broadcast channel channel channel channel Association Temporary Through Through Through CRNTI Block Flow various RNTIs HRNTI and (TBF) ERNTI assigned to UEs Traffic priority diffserv, resserv 3GPP-defined 3GPP-defined 3GPP-defined 3GPP-defined priorities priorities priorities priorities Radio queue Scheduler in Yes at the Node Yes at the Node Yes at the eNode priority base station B scheduler B scheduler B scheduler Location awareness aGPS and aGPS and aGPS and A-GNSS, (x,y,z coordinates) UTDOA OTDOA OTDOA OTDOA, E-CID, methods as per methods as per methods as per UTDOA methods 3GPP spec 3GPP spec 3GPP spec as per 3GPP spec Ranging (distance reporting) Encryption Algorithms A5/3, A5/4, KASUMI KASUMI and SNOW 3G/AES supported GEA3 SNOW 3G Authentication Yes Yes, mutual Yes, mutual Yes, mutual Replay protection Yes Yes Yes Yes Key exchange Protocols MILENAGE MILENAGE AKA AKA supported Interference Other users, Other users, Other users, Other users, cells sources cells and cells and cells and and networks networks networks networks Co-channel Managed as per Managed as per Managed as per Managed as per interference 3GPP specs and 3GPP specs and 3GPP specs and 3GPP specs and implementation implementation implementation implementation
Lost packets Residual BLER = 1% after HARQ Residual BLER = 1% after HARQ Depends on operating point but typically 1% residual BLER after HARQ Depends on operating point but typically 1% residual BLER after HARQ Mechanisms to reduce power consumption Yes, e.g., DTX, DRX and power control Yes, e.g., DTX, DRX Yes, e.g., DTX, DRX Yes, e.g., DTX, DRX Low power state support Yes Yes Yes, e.g., Longer DTX/DRX cycles in all states Yes Point to point Yes Yes Yes Yes Point to Multipoint Yes Yes Yes Yes Broadcast Yes Yes Yes Yes Handover Yes Yes Yes Yes Media Access Method circuit-switched TDMA circuit-switched CDMA Scheduled packet based CDMA Scheduled packet based OFDMA Discovery Sync and Broadcast channel Sync and Broadcast channel Sync and Broadcast channel Sync and Broadcast channel Association Temporary Block Flow (TBF) Through various RNTIs Through HRNTI and ERNTI assigned to UEs Through CRNTI Traffic priority diffserv, resserv 3GPP-defined priorities 3GPP-defined priorities 3GPP-defined priorities 3GPP-defined priorities Radio queue priority Scheduler in base station Yes at the Node B scheduler Yes at the Node B scheduler Yes at the eNode B scheduler Location awareness (x,y,z coordinates) aGPS and UTDOA methods as per 3GPP spec aGPS and OTDOA methods as per 3GPP spec aGPS and OTDOA methods as per 3GPP spec A-GNSS, OTDOA, E-CID, UTDOA methods as per 3GPP spec Ranging (distance reporting) Encryption Algorithms supported A5/3, A5/4, GEA3 KASUMI KASUMI and SNOW 3G SNOW 3G/AES Authentication Yes Yes, mutual Yes, mutual Yes, mutual Replay protection Yes Yes Yes Yes Key exchange Protocols supported MILENAGE MILENAGE AKA AKA Interference sources Other users, cells and networks Other users, cells and networks Other users, cells and networks Other users, cells and networks Co-channel interference Managed as per 3GPP specs and implementation Managed as per 3GPP specs and implementation Managed as per 3GPP specs and implementation Managed as per 3GPP specs and implementation
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