Small Cells Olivio Duarte / Felipe Frasson 1 05/05/2015 © Nokia 2014 - File Name - Version - Creator - DocID Confidential Nokia Networks 2020 vision: Enhance mobile networks to deliver 1,000x more capacity by 2020 = 1,000x more capacity 78% of traffic handled by small cells in 2020 10x more performance 10x more spectrum 2 05/05/2015 © Nokia 2014 - File Name - Version - Creator - DocID Confidential 10x more cells Small cells and Heterogeneous network DAS Wi-Fi – LTE – HSPA – GSM Always best connected user experience WiFi Seamless interworking between different cell sizes, frequency layers and radio technologies Pico Macro Micro Femto Interference management Layer optimization and traffic steering Seamless mobility 3 05/05/2015 © Nokia 2014 - File Name - Version - Creator - DocID Confidential Confidential Scalable smart network management and SON automation How to manage that? 4© Nokia 05/05/2015 2014/15 © Nokia 2014 - File Name - Version - Creator - DocID Confidential Small Cells Deployment Scenario Examples Macro site issues • • Site cost, availability, leadtime for new site Site is too far from optimal location RF Regulation • Safety / Health regulations limit the transmitted power Strategic Areas • • High ARPU subs satisfaction is key High roaming revenue area (event, airport) Urban Fill-in > Street canyons, street corners, tunnels, underground car parks Public Indoor • Transport links, shopping malls, etc… Rural / Sub-urban > > 5 05/05/2015 © Nokia 2014 - File Name - Version - Creator - DocID Confidential Confidential Cellular tower or pole is not accepted by authority community New macro site is overkill Enterprise • Enterprise customers buildings guaranteed QoS Compulsory Coverage > Universities, Hospitals, Government buildings, etc… Hot Spot / Hot Zones • Macro sites cells capacity is not enough Protected Buildings South Europe – Special events performance Capacity Underlay / Improve experience @ the event Set up • 5x FZ Micro/Pico @ 2.6GHz deployed as underlay in the event • LTE Competitor Macro underlay @ 1.8GHz (5 sectors covering the area) • Hot Spot type deployment – Ratio of 1 FZ / macro sector in that area • FZ ISD 20m to 150m with RF Power 250mW (cell range ~30m) to 5W (cell range ~120m) 6 05/05/2015 © Nokia 2014 - File Name - Version - Creator - DocID Confidential Evolution to ultra-dense networks LTE Carrier Agregation with Licensed and Unlicensed frequencies Extreme high capacity – Stable performance with up to 400 users Multiple PLMN for RAN Sharing Extreme High Performance with Inter Site Carrier Aggregation Easy Ethernet connection and Daisy Chain Connection Extreme high coverage – 4x4 MIMO Low power consupmtion per user when fully loaded. Software parity to Macro BTS Controller capacity to up 500 nodes 7© Nokia 05/05/2015 2014/15 © Nokia 2014 - File Name - Version - Creator - DocID Confidential Evolution to ultra-dense networks High Performance Low cost of deployment 9 05/05/2015 © Nokia 2014/15 2014 - File Name - Version - Creator - DocID Confidential High Scalability with Cluster 10 05/05/2015 © Nokia 2014 - File Name - Version - Creator - DocID Confidential