Asia pacific analyst forum Beijing 15 september 2011
SAFE HARBOR THIS PRESENTATION MAY CONTAIN FORWARD LOOKING STATEMENTS. SUCH STATEMENTS ARE BASED ON OUR CURRENT EXPECTATIONS AND ARE SUBJECT TO CERTAIN RISKS AND UNCERTAINTIES THAT COULD NEGATIVELY AFFECT OUR BUSINESS. PLEASE READ OUR EARNINGS REPORTS AND OUR MOST RECENT ANNUAL REPORT FOR A BETTER UNDERSTANDING OF THESE RISKS AND UNCERTAINTIES.
Hans hammar Deputy Head, Mobile Broadband practice Ericsson China and North East Asia HetNet and RAN Portfolio
Subscribers and traffic growth 50 Billion 2020 55 Exabyte 2016 5 Billion 2010 Few Exabyte 2010 CONNECTED DEVICES Traffic growth Public Ericsson AB 2011 2011-09-15 Page 4
Network requirements (2012) Dongles Peakrates: 100 Mbps Customer accepts: 10/2 Mbps Volume: 5 GB/month Tablets Peakrates: 40 Mbps Customer accepts: 5/1 Mbps Volume: 2 GB/month Smartphones Peakrates: 10 Mbps Customer accepts: 2/0.5 Mbps Volumes: 500 MB/month Public Ericsson AB 2011 2011-09-15 Page 5
expectations increase Uplink average rate 3 Mb/s? Typical DL today: 1 Mbps Typical UL today: 500 kbps +50% per year 10 kb/s +50% per year 400 kb/s 600 kb/s? No change? 2000 2010 2015 Time Public Ericsson AB 2011 2011-09-15 Page 6
End User Experience Challenges with existing solution Data rate 1 3 2 3 2 1. Increase overall cellsite performance 2. Increase cell edge data rates 3. Increase indoor data rates Public Ericsson AB 2011 2011-09-15 Page 7
The Radio Network Toolbox addressing future end user demands Data rate 1 3 2 3 2 Evolved macro Evolved macro WiFi Micro, Pico, Relays 1. Evolved Macro advanced antennas, spectrum aggregation, advanced Rx 2. More Cells Site densification, Small cells main remote, relays, pico, WiFi 3. Dedicated indoor/enterprise solutions as part of mobile operator offering Public Ericsson AB 2011 2011-09-15 Page 8
MBB User experience target European Example Assets 900/1800/2100/2600 MHz Macro & micro sites 70% indoor traffic Macro site-to-site ~350 m Macro densification (30-40% more sites) Bitrate targets HSPA devices Cell edge [Mbps] LTE devices Cell edge [Mbps] DL UL 1 0.25 (2011-2012) 0.5 (2013-2016) 2 1 16 14 12 10 8 GB / Month / Subscriber Operator requirement 6 4 2 European Average 0 2010 2011 2012 2013 2014 2015 2016 WiFi traffic not included Public Ericsson AB 2011 2011-09-15 Page 9
Indoor: high usage - low rate University WiFi coverage Hotel WiFi coverage Homes & restaurant Homes <1Mpbs predicted in many indoor areas even with LTE Public Ericsson AB 2011 2011-09-15 Page 10
HetNet What is it? Multitude of cell types Coverage Multitude of standards Capacity One architecture Speed and low latency HetNet is the solutions we employ, to meet the requirements of mobile broadband. Always on Public Ericsson AB 2011 2011-09-15 Page 11
Role of WiFi in mobile broadband Complementing Complementing 3GPP 3GPP technologies technologies (usage (usage of of unlicensed unlicensed spectrum) spectrum) Support Support in in many many devices devices China: China: WiFi WiFi even even more more important important as as 3GPP 3GPP complement complement Opportunities in the WiFi area: Fulfill operator needs of integration with 3GPP systems Reuse existing public WiFi sites for 3GPP small cells WiFi as a complement to 3GPP technologies Public Ericsson AB 2011 2011-09-15 Page 12
reference LTE network downlink performance at 2.6 GHz Targets Indoor target rates reached for downlink for all device types Public Ericsson AB 2011 2011-09-15 Page 13 Smart phones (only) Tablets (only) Dongles (only)
reference LTE network Uplink performance at 2.6 GHz Indoor target rates not reached, network needs to be densified Public Ericsson AB 2011 2011-09-15 Page 14 Smart phones (only) Tablets (only) Dongles (only)
Deployment scenarios and strategies super Macro 1 Enhanced macro site with extended functionality providing higher capacity and higher data rates User Throughput [Mbps] 200 150 100 50 Uplink 1GB/month Reference Super Macro Densified Macro (2x sites) Macro + 12 pico Densified super Macro + 12 pico 4 3 2 1 0 90 95 100 Combine Tools Unparalleled performance 0 0 20 40 60 80 100 Coverage Probability [%] Source: Ericsson Densified macro Additional macro and micro sites 2 3 Small Cells Providing very high capacity and very high data rates Public Ericsson AB 2011 2011-09-15 Page 15
Adding uncoordinated layers Separate base band and separate gateway Create interference to macro layer Interference can be reduced/eliminated only by using separate frequency Reduced capacity of macro layer Public Ericsson AB 2011 2011-09-15 Page 16
Adding uncoordinated layers Downlink 3 GB/month 20MHz 10MHz 10MHz + 10MHz uncoordinated pico User Throughput [Mbps] Capacity gain in macro layer by using all available spectrum Adding a large amount of uncoordinated small cells, can only give minor capacity improvements Coverage Probability [%] Don t split the spectrum! Public Ericsson AB 2011 2011-09-15 Page 17 Source: Ericsson
Adding coordinated layers 2 main types Tight coordination, same baseband Loose coordination, same gateway Macro spectrum can be reused Capacity off-load of macro network Public Ericsson AB 2011 2011-09-15 Page 18
Adding coordinated layers Coordinated layers increase data volume and throughput Up to 3 times more data per subscriber, no loss of data speed Up to 12 times better data speeds on cell edges + Macro and Pico jointly decode uplink signal with IRC-CoMP Public Ericsson AB 2011 2011-09-15 Page 19 User Throughput [Mbps] 50 40 30 20 10 Uplink 7GB/month Macro Macro+6 pico, IRC CoMP Macro+6 pico, No CoMP 0 0 20 40 60 80 100 Coverage Probability [%]
Market segment for small RBS Capacity Ericsson Macro Solutions Type of Node: Customer Requirements Micro Type of Node: Ericsson Micro Macro Pico Femto Ericsson Small Cell Solutions Other Solutions Time Pico Enterprise Pico Enterprise Femto (Coordinated) Residential Femto (Uncoordinated) Pico Pico Pico Not part of current strategy Public Ericsson AB 2011 2011-09-15 Page 20
MULTI STANDARD RBS 6000 Multi Standard GSM, WCDMA, LTE >10 times more capacity >20% better radio performance 80% lower energy consumption/sub x 2 times better MTBF x 4 times more compact Flexible, Powerful, System Public Ericsson AB 2011 2011-09-15 Page 21
RBS 6000 Macro Example RBS 6201 Simultaneous radio capacity: GSM 3x4 900 GSM 3x4 1800 WCDMA 3x4 2100 LTE 3x20MHz 2600 And: Integrated transmission and power supply All in one solution with high capacity Public Ericsson AB 2011 2011-09-15 Page 22
RBS 6000 main remote Macro Main Remote Hybrid Public Ericsson AB 2011 2011-09-15 Page 23
RBS Evolution Radio Macro Main- Remote AIR - Antenna- Integrated Radio Modularity Antenna Baseband RBS 6000 Small cell Public Ericsson AB 2011 2011-09-15 Page 24
Evolution of A.I.R. Current site solution A.I.R. Public Ericsson AB 2011 2011-09-15 Page 25
Evolution of A.I.R. Current site solution A.I.R. Public Ericsson AB 2011 2011-09-15 Page 26
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A.I.R in operation now Public Ericsson AB 2011 2011-09-15 Page 29
RBS 6302 Outdoor Micro Pico/RRU MIN-LINK RRU12 PBC 6302 Carry to Site Public Ericsson AB 2011 2011-09-15 Page 30
Products in small cell domain Main Remote MICRO PICO Public Ericsson AB 2011 2011-09-15 Page 31
HetNet Summary Site densification driven by uplink data rate Small cells complementing macro network WiFi as a complement to 3GPP technologies HetNet One NW using many coordinated cells to ensure best possible enduser performance Ericsson HetNet Modular Multistandard Radio Seamless WiFi Experience Advanced Traffic Management Self Organizing Networks Backhaul for any need Ensuring High Performance in all areas of the network Public Ericsson AB 2011 2011-09-15 Page 32
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