Telcoma Technologies www.telcomatraining.com LTE Fundamentals TELCOMA AGENDA1 TELCOMA introduction... • ▪ o o ▪ ▪ ▪ TELCOMA Lte v/s other technologies... TELCOMA technical architecture... • i. ii. • • TELCOMA technical architecture • • TELCOMA why rnc removed from E-UTRAN? • • • • TELCOMA LTE Network Architecture... TELCOMA Various nodes in the architecture... • ▪ ▪ • ▪ ▪ ▪ • ▪ TELCOMA Various nodes in the architecture... • ▪ ▪ ▪ ▪ ▪ • ▪ ▪ ▪ ▪ ▪ ▪ TELCOMA Various nodes in the architecture... ➢ ▪ ▪ ▪ ➢ ▪ ▪ ➢ ➢ TELCOMA Handovers • • • • TELCOMA Frequency bands • • • • • TELCOMA Modes... • ▪ ▪ TELCOMA Modes... ▪ ▪ ▪ ▪ TELCOMA Modes... • ▪ ▪ TELCOMA Modes ▪ ▪ ▪ TELCOMA Spectrum • • • • TELCOMA Subcarriers... • • • • TELCOMA Subcarriers • • • TELCOMA resource block… • • • TELCOMA resource block • • • • • • TELCOMA LTE evolution • • • • • • TELCOMA LTE evolution • • • • • • TELCOMA LTE evolution • • • • • • TELCOMA LTE evolution • • • • TELCOMA LTE evolution TELCOMA LTE releases • • • • • TELCOMA LTE releases • • TELCOMA LTE specifications • • • ▪ ▪ TELCOMA LTE specifications • ▪ ▪ • TELCOMA LTE specifications • ▪ ▪ • ▪ ▪ • TELCOMA LTE specifications • ▪ ▪ TELCOMA LTE architecture • • • TELCOMA LTE architecture • • • TELCOMA LTE architecture • • • • TELCOMA LTE architecture • • • TELCOMA LTE architecture TELCOMA LTE architecture • • • • • • TELCOMA LTE architecture • ▪ ▪ ▪ ▪ ▪ ▪ • ▪ TELCOMA LTE architecture • • • • • TELCOMA LTE key points • • TELCOMA LTE key points • • • ▪ ▪ TELCOMA LTE key points ▪ ▪ ▪ ▪ TELCOMA LTE key points 2 TELCOMA 2 LTE key points ▪ ▪ ▪ ▪ ▪ TELCOMA LTE key points • ▪ ▪ ▪ TELCOMA LTE key points ▪ • ▪ TELCOMA LTE key points ▪ • ▪ • TELCOMA LTE key points ▪ • TELCOMA Network interfaces S6a SMME-SGW SGi S5/S8 PCRF Ri/Xi TELCOMA network interfaces • • • TELCOMA component functionalities • ▪ ▪ ▪ ▪ TELCOMA component functionalities • ▪ o o ▪ ▪ TELCOMA component functionalities • ▪ o o TELCOMA component functionalities • ▪ ▪ • ▪ • ▪ ▪ TELCOMA subcarriers • • • • • TELCOMA Frame format • TELCOMA resource blocks & Elements • • • • • • • TELCOMA resource blocks & Elements • • • • • TELCOMA resource blocks & Elements • TELCOMA Resource blocks & Elements • • • • • TELCOMA resource blocks & Elements • • • TELCOMA Lte Downlink channels • ▪ ▪ ▪ ▪ TELCOMA Lte Downlink channels ▪ ▪ • ▪ ▪ TELCOMA Lte Downlink channels • TELCOMA Lte Downlink channels • ▪ ▪ ▪ ▪ ▪ TELCOMA Lte Downlink channels • ▪ ▪ ▪ ▪ TELCOMA Lte Downlink channels • ▪ ▪ • ▪ ▪ TELCOMA Lte Downlink channels ▪ • ▪ ▪ • TELCOMA Lte Downlink channels • ▪ ▪ ▪ • ▪ TELCOMA Lte Downlink channels ▪ ▪ • ▪ ▪ TELCOMA Lte OFDMA concept • • TELCOMA Lte OFDMA concept • ▪ TELCOMA Lte OFDMA concept • ▪ ▪ ▪ TELCOMA Lte OFDMA concept • TELCOMA Lte OFDMA concept • ▪ ▪ ▪ TELCOMA Lte OFDMA concept • ▪ TELCOMA Lte OFDMA concept ▪ ▪ TELCOMA Lte uplink channels • • • TELCOMA Lte uplink channels • ▪ ▪ ▪ ▪ TELCOMA Lte uplink channels • ▪ ▪ ▪ TELCOMA Lte uplink channels • ▪ ▪ ▪ ▪ • ▪ ▪ TELCOMA Lte uplink channels • ▪ ▪ • ▪ TELCOMA Spatial multiplexing • • • • TELCOMA Spatial multiplexing • • TELCOMA Spatial multiplexing • ▪ ▪ TELCOMA Spatial multiplexing • ▪ • ▪ • ▪ ▪ ▪ TELCOMA Spatial multiplexing ▪ ▪ ▪ • • TELCOMA Lte synchronization • ▪ ▪ ▪ TELCOMA Lte synchronization ▪ ▪ TELCOMA Lte synchronization • ▪ ▪ • ▪ TELCOMA Lte synchronization • • • • • • • TELCOMA Lte synchronization • ▪ TELCOMA Lte synchronization • ▪ ▪ TELCOMA Lte synchronization • ▪ ▪ • • PHICH • Future no. frequency System/sub frame no. TELCOMA Lte Cell search • ▪ ▪ ▪ ▪ ▪ TELCOMA Lte Cell search ▪ ▪ ▪ ▪ ▪ TELCOMA Lte Cell search • ▪ ▪ ▪ • ▪ ▪ TELCOMA Lte Cell search • • TELCOMA Lte Cell search • TELCOMA Lte MBMS • ▪ ▪ ▪ ▪ ▪ TELCOMA Lte MBMS ▪ ▪ ▪ ▪ ▪ ▪ TELCOMA Lte MBMS ▪ ▪ ▪ o o o TELCOMA Lte MBMS ▪ ▪ ▪ TELCOMA Lte MBMS • ▪ ▪ TELCOMA Lte MBMS • ▪ ▪ ▪ TELCOMA Lte Power control • • TELCOMA Lte Power control • • • • TELCOMA Lte Power control • • • ▪ ▪ ▪ TELCOMA Lte Power control ▪ ▪ ▪ ▪ TELCOMA Lte frequency reuse • • • • • • TELCOMA Lte frequency reuse • • • • TELCOMA Lte frequency reuse • – – • TELCOMA Lte frequency reuse TELCOMA Lte frequency reuse • ϒ α β α ϒ β α ϒ β TELCOMA Lte frequency reuse • • • • • • • TELCOMA Lte frequency reuse • • • TELCOMA Protocols • • • – – – • TELCOMA Protocols • • • • TELCOMA Protocols TELCOMA Protocols • • • • • • TELCOMA Protocols • • • • – – TELCOMA Protocols • – – – – – – – TELCOMA Protocols • – – – – • • • TELCOMA Protocols • – – – – – TELCOMA Protocols • – – – • – – • TELCOMA Protocols • • TELCOMA nas Protocols • • TELCOMA nas Protocols • • • • • • TELCOMA nas Protocols • – – – TELCOMA 4G lte security • – – – – TELCOMA 4G lte security • – – TELCOMA 4G lte security • – – • • • • TELCOMA 4G lte security • • 1 2 3 4 5 4 5 3 2 1 H I , H O H O , I H W A R E Y E Y R A W O U U O TELCOMA 4G lte security • • – – • – – TELCOMA 4G lte security • • • • • • TELCOMA 4G lte security • • • • • • TELCOMA 4G lte security • – – – • • • TELCOMA 4G lte security • • • • • • TELCOMA 4G Lte Security TELCOMA Lte Sampling and cell hierarchy • • • • • • • TELCOMA Lte Sampling and cell hierarchy • • • • • • • TELCOMA Lte Sampling and cell hierarchy • • TELCOMA Lte Sampling and cell hierarchy • • • • • • TELCOMA Lte Sampling and cell hierarchy • TELCOMA LTE UPLINK SIGNALS • • • • • TELCOMA LTE UPLINK SIGNALS • – – – UE1 – UE2 UE3 TELCOMA + + + + + * * * * * .5 ms .5 ms .5 ms LTE UPLINK SIGNALS • – – – – – TELCOMA LTE UPLINK SIGNALS UE1 UE2 UE3 TELCOMA + + + + + + + + + + + + + + + Sequence Orthogonal Cyclic shift in sequence 8 possible shifts in a sequence 4G LTE BROADCAST • • • • • • TELCOMA 4G LTE BROADCAST • • • • • • TELCOMA 4G LTE BROADCAST • • • • TELCOMA 4G LTE BROADCAST • • • TELCOMA Lte protocol states • – – – – – – TELCOMA Lte protocol states • • • • • TELCOMA Lte protocol states • • • • • TELCOMA Lte protocol states • – – – User plane Security/ Ciphering Control plane Integrity Protection Ciphering Header TELCOMA Lte protocol states • – – – TELCOMA 4G LTE ANTENNA • • – – – TELCOMA 4G LTE ANTENNA – – Port 2 Port 1 – TELCOMA 4G LTE ANTENNA – – – – • • TELCOMA 4G LTE ANTENNA • • • • • TELCOMA 4G LTE ANTENNA • • • TELCOMA Lte antenna parameters • • – – – TELCOMA Lte antenna parameters – – – • • • • TELCOMA Lte antenna parameters • • • • • TELCOMA www.telcomatraining.com