RESEARCH TRENDS AND IMT BEYOND 2020 Johan Skold Ericsson Research wireless access generations The foundation of mobile telephony Mobile telephony for everyone The foundation of mobile broadband Research trends and IMT beyond 2020 | Commercial in confidence | KI/EAB/TU Uen, Rev B | 2014-02-11 | Page 2 Mobile broadband For everyone wireless access generations The foundation of mobile telephony Mobile telephony for everyone The foundation of mobile broadband Research trends and IMT beyond 2020 | Commercial in confidence | KI/EAB/TU Uen, Rev B | 2014-02-11 | Page 3 Mobile broadband For everyone The networked society Interaction Collaboration Integrity Learning Trust Socializing Competence Innovation Research trends and IMT beyond 2020 | Commercial in confidence | KI/EAB/TU Uen, Rev B | 2014-02-11 | Page 4 Future wireless access Key challenges Massive growth in Massive growth in Wide range of Traffic Volume Connected Devices Requirements & Characteristics It is not only about Bigger and better Mobile broadband Affordable and sustainable Research trends and IMT beyond 2020 | Commercial in confidence | KI/EAB/TU Uen, Rev B | 2014-02-11 | Page 5 • Data rates • Latency • Reliability/availability • Device cost and energy consumption • Security • ..... Key challenges Massive growth in Massive growth in Wide range of Traffic Volume Connected Devices Requirements & Characteristics Affordable and sustainable Research trends and IMT beyond 2020 | Commercial in confidence | KI/EAB/TU Uen, Rev B | 2014-02-11 | Page 6 • Data rates • Latency • Reliability/availability • Device cost and energy consumption • Security • ..... Future wireless Access – “5G” A set of well-integrated wireless-access technologies jointly enabling the long-term Networked Society 2010 2020 › Evolution of existing radio-access technologies › New complementary radio-access technologies Research trends and IMT beyond 2020 | Commercial in confidence | KI/EAB/TU Uen, Rev B | 2014-02-11 | Page 7 2030 New technology components needed in both cases Future Wireless access A set of integrated radio-access technologies jointly enabling the long-term Networked Society Multi-hop communication Device-to-device communication and Ultra-dense deployments cooperative devices Ultra-reliable communication Inter-vehicular / vehicular-to-road communication Machine communication Research trends and IMT beyond 2020 | Commercial in confidence | KI/EAB/TU Uen, Rev B | 2014-02-11 | Page 8 Capillary network Data rates Higher rata rates has been the “flying flag” for each technology step! 3G HSPA LTE 2 Mbps (indoor) 384 kbps (outdoor) 14 Mbps 100 Mbps IMT/LTE Advanced 1 Gbps Future targets › 10 Gbps in specific scenarios › 100 Mbps generally available in urban/suburban scenarios › High-quality (Mbps) connectivity essentially everywhere Research trends and IMT beyond 2020 | Commercial in confidence | KI/EAB/TU Uen, Rev B | 2014-02-11 | Page 9 ? Latency / reliability0 LTE radio-interface latency sufficient in most cases Very low latency may be required by some ”new applications” Traffic safety/control Smart grid Industrial application “Tactile Internet” Target for the future Possibility for sub-ms latency with very high reliability Research trends and IMT beyond 2020 | Commercial in confidence | KI/EAB/TU Uen, Rev B | 2014-02-11 | Page 10 Traffic capacity Area spectrum efficiency Traffic capacity [Mbps/km2] Spectrum efficiency = Available spectrum Network density Spectrum efficiency Available spectrum [Mbps/MHz/site] Network density [MHz] [sites/km2] › More spectrum – extending into higher bands including mm-wave band › More dense networks – including more extensive antenna configurations › Smart cooperation between network nodes Research trends and IMT beyond 2020 | Commercial in confidence | KI/EAB/TU Uen, Rev B | 2014-02-11 | Page 11 Air-interface evolution Multi-antenna transmission/reception Multi-site transmission/reception Coordination Multi-layer coordination Interference suppression Simultaneous transmission and reception, network coding, … Research trends and IMT beyond 2020 | Commercial in confidence | KI/EAB/TU Uen, Rev B | 2014-02-11 | Page 12 Research for 5G Making the extremes possible: • Extreme user data-rates • Extreme capacity and density • Extreme mobility • Extreme energy efficiency • Extreme number of devices • Extreme reliability • Extremely low latency • Extreme bandwidth Research trends and IMT beyond 2020 | Commercial in confidence | KI/EAB/TU Uen, Rev B | 2014-02-11 | Page 13 Target areas for research Technologies for new and specific use cases Technologies for improved mobile broadband: • Machine-to-machine, proximity service • General enhancements for “bigger and better” Mobile Broadband • Reaching the “extremes”: Ultralow latency, high reliability applications, ultra-low power, etc. • Higher bit rates, lower latency, more traffic, higher density “Disruptive” technology components: • Targets existing or new, possibly revolutionary use cases Research trends and IMT beyond 2020 | Commercial in confidence | KI/EAB/TU Uen, Rev B | 2014-02-11 | Page 14 ! Examples of research AREAS New use cases MBB enhancements of bit rates, capacity, … Advanced antenna techniques Device-to-device Ultra-reliable Ultra-low latency Ultra-dense networks mm-wave communication Low load communication (“ultra-lean”) Network flexibility Enhancements of video, broadcast, privacy etc. Interference cancellation Improved MBB Research trends and IMT beyond 2020 | Commercial in confidence | KI/EAB/TU Uen, Rev B | 2014-02-11 | Page 15 Cognitive radio THz communication ! Simultaneous Tx and Rx “Disruptive” Research initiatives globally Some Examples Research trends and IMT beyond 2020 | Commercial in confidence | KI/EAB/TU Uen, Rev B | 2014-02-11 | Page 16 Spectrum implications 5G Capability evolution: › Higher peak data rates › More and denser traffic › Ubiquitous and deeper coverage New and evolved 5G use cases: › Machine-type communications › Ultra-reliable communications › Etc. … 300 MHz 1 GHz 3 GHz • Larger carrier bandwidths DRIVERS • More spectrum • Spectrum at higher frequencies • Need to be identified at WRC-18/19 10 GHz 30 GHz Research trends and IMT beyond 2020 | Commercial in confidence | KI/EAB/TU Uen, Rev B | 2014-02-11 | Page 17 100 GHz METIS project EU-funded research project on future wireless communication 29 partners / 2500 man-month / 29 M€ Universities and research institutes 2012 WRC’12 First phase Second phase (prel.) Usage scenarios & fundamental technology More detailed concept development 2013 2014 2015 2016 WRC’15 Research trends and IMT beyond 2020 | Commercial in confidence | KI/EAB/TU Uen, Rev B | 2014-02-11 | Page 18 2017 2018 2019 WRC’19 2020 METIS – Objectives 1000x 10x - 100x 10x - 100x 5x 10x higher mobile data volumes higher number of connected devices typical end-user data rates lower latency longer battery life for low-power devices Develop a concept for future mobile and wireless communications system that supports the connected information society Research trends and IMT beyond 2020 | Commercial in confidence | KI/EAB/TU Uen, Rev B | 2014-02-11 | Page 19 METIS – Defined Scenarios Super real-time and reliable connections Amazingly fast (Very low latency) (Very high data rate) Best experience follows you (Mobility) Great service in a crowd Ubiquitous things communicating (Very dense crowds of users) (Very low energy and cost. Massive number of devices) Research trends and IMT beyond 2020 | Commercial in confidence | KI/EAB/TU Uen, Rev B | 2014-02-11 | Page 20