LTE Evolution Towards Vision 2020 Harri Holma, Radio Fellow, Nokia London, UK May 29, 2014 1 LTELTE-Advanced – Strong Evolution Ahead from Radio Enhancements to New Use Cases Expanding to new use cases Boosting capacity Unlicensed 10x data rate 100x capacity Device-todevice 150 Mbps LTE Broadcast 10x more devices Machine-tomachine 10x coverage Car-to-car Public safety 2 Harri Holma ”LTE Evolution Towards Vision 2020”, Mobile Broadband Conference, London, May 2014 LTELTE-Advanced Peak Data Rate Evolution • 150 Mbps (Cat 4) with contiguous 20 MHz • 300 Mbps with 20 + 20 MHz starting 2014 • 450 Mbps with 3 Carrier Aggregation (60 MHz) • FDD + TDD aggregation in Release 12 >1 Gbps 2014 2013 2012 150 Mbps 150 Mbps 20 MHz 2x2 MIMO 10+10 MHz 2x2 MIMO 300 Mbps 20+20 MHz 2x2 MIMO 600 Mbps 450 Mbps 3CA 2x2 MIMO 100 MHz 4x4 MIMO 4CA or 4x4 MIMO 3 Harri Holma ”LTE Evolution Towards Vision 2020”, Mobile Broadband Conference, London, May 2014 300 Mbps Carrier Aggregation in Live Network Elisa, Finland together with Nokia and Broadcom, February 2014 LTE1800 (20 MHz) + LTE2600 (20 MHz) Peak rate hitting 300 Mbps 4 Harri Holma ”LTE Evolution Towards Vision 2020”, Mobile Broadband Conference, London, May 2014 Spectrum Usage Evolution Unlicensed bands Licensed bands 5800 3500 3.5 GHz spectrum for small cells 2600 2100 1800 900 700 – 2600 MHz aggregated together into single pool 800 700 470 – 700 Convergence of mobile broadband and broadcast 5 Harri Holma ”LTE Evolution Towards Vision 2020”, Mobile Broadband Conference, London, May 2014 LTELTE-Advanced Peak Rate Evolution Downlink spectrum per operator 1600 1400 Downlink peak rate with 4x4 MIMO 5800 MHz 1200 3500 MHz 5800 MHz 210 MHz 3 Gbps 2600 MHz 1000 2300 MHz 2100 MHz MHz 800 1800 MHz 3500 MHz 130 MHz 2 Gbps 700 – 2600 MHz 100 MHz 1.5 Gbps 900 MHz 600 > Up to 1.5 Gbps with 700 - 2600 MHz > Up to 3 Gbps with 3.5 – 5.8 GHz > Assumes 4x4 MIMO 800 MHz 700 MHz 400 200 0 6 1 Harri Holma ”LTE Evolution Towards Vision 2020”, Mobile Broadband Conference, London, May 2014 Nokia Centralized RAN Gives 2-3x More Capacity with Uplink CoMP Mass event challenge • - Data upload is larger than data download Stadium Capacity +100..200% - Uplink capacity is limited by interference Nokia solution • - Turn interference into signal by uplink CoMP (=Coordinated multipoint) 7 Harri Holma ”LTE Evolution Towards Vision 2020”, Mobile Broadband Conference, London, May 2014 Nokia 4TX4RX Enhances Cell Edge Data Rates and Coverage Higher cell edge date rate +60%/100% (DL / UL) Larger cell area +3 dB with +40% larger cell Higher cell capacity +20%/70% (DL / UL) No changes to terminals required. 2-antenna terminals assumed. 8 Harri Holma ”LTE Evolution Towards Vision 2020”, Mobile Broadband Conference, London, May 2014 Main Topics in 3GPP Release 12 • Release 12 will be completed in 3GPP by end-2014 Small cells Macro cells Other topics Small cell enhancements MIMO and beamforming evolution Machine-to-machine HetNet mobility enhancements UE interference cancellation Device-to-device communication 3GPP – WLAN interworking Enhanced CoMP (Multi-cell scheduling) FDD + TDD aggregation 9 Harri Holma ”LTE Evolution Towards Vision 2020”, Mobile Broadband Conference, London, May 2014 Small Cell Enhancement in Release 12 Key Technologies in 3GPP Release 12 Dual connectivity Inter-site carrier aggregation 256QAM Macro Dual Connectivity Small cell UE 10 Harri Holma ”LTE Evolution Towards Vision 2020”, Mobile Broadband Conference, London, May 2014 LTE Evolution: Evolution: New Use Cases New Application Areas New Spectrum Internet of things LTE-M = Machine-to-Machine 500 MHz more spectrum at 5 GHz LTE-U = Unlicensed Band Proximity services LTE-D = Device-to-Device Sharing with incumbent user Authorized shared access Replace terrestrial TV LTE-B = Broadcast = eMBMS LTE on 470 – 700 MHz LTE on UHF Bands Run public safety on your LTE LTE for Public Safety Move voice to IP in LTE network LTE for Voice (VoLTE) Connectivity for car entertainment LTE for Connected Cars Wi-Fi backhaul for airplanes LTE for Airplane Connections 11 Harri Holma ”LTE Evolution Towards Vision 2020”, Mobile Broadband Conference, London, May 2014 12 Harri Holma ”LTE Evolution Towards Vision 2020”, Mobile Broadband Conference, London, May 2014 Thank You 13
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