LTE Network QoS Optimization
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1 LTE Network QoS Optimization Evolution of Mobile Networks in Europe Kimmo Aaltonen Wireless Development Manager November 2013
2 Can you afford to be unsure about your network performance? 2
3 Mobile Subscriber ARPU Keeps Going Down $20,00 $18,00 $16,00 $14,00 $12,00 $10,00 $8,00 $6,00 $4,00 $2,00 $0,00 EMEA incumbents avrg Arpu 1Q10 2Q10 3Q10 4Q10 1Q11 2Q11 3Q11 4Q11 1Q12 2Q12 3Q12 4Q12 3
4 But on the Subscribers Side 3,5E+09 3E+09 2,5E+09 2E+09 1,5E+09 1E WiMAX LTE GSM W-CDMA Mobile LTE EMEA Subscribers LTE 4
5 Actual Market Pressure in Telecoms Industry QoS - Customer Satisfaction - - Opex/Capex + Churn Rate - Revenues - ARPU 2013 EXFO Inc. All rights reserved. 5
6 Mobile Video Will Generate Over 66 % of Mobile Data Traffic by
7 Mobile Throughput - Theory vs. Reality Coverage Map of Mobile Operator in Helsinki Capital Area GSM EDGE UMTS 900 UMTS 2100 UMTS Dual Carrier LTE Max 50 kbit/s Max 200 kbit/s Max 21 Mbit/s Max 21 Mbit/s Max 42 Mbit/s Max 100 Mbit/s Average Data Speed of 3G Mobiles in Helsinki Capital Area I didn t buy this! I want my money back!
8 LTE Throughput Tests in Downtown Helsinki If somebody could please enlighten me what is status of these technologies in Helsinki, and when, if ever, are we getting those 100 Mpbs speeds? 8
9 QoS Problems Lead to Lower ARPU and Revenues 9
10 Real E2E capacity test of LTE enb (Base Station) with Simulators WEB Browsing WWW Data downloads FTP Speech VoLTE, VoIP S1-MME enb S1-U Streaming Video Video FTP VoLTE HTTP VoLTE LTE TEST MOBILE FOR 200 USERS FTP HTTP Video enb E-UTRAN IP Services Data Generation 10
11 Balanced Network Performance Equal throughput for all Mobiles 60 UEs with FTP download Stabile enb Sheduler 11
12 Unbalanced Network Performance No More QoS for Mobiles 160 UEs with FTP download Unstable enb Sheduler 12
13 Bad enb scheduler performance = Bad Mobile QoE Scheduling functionality is not a part of the 3GPP specifications Do you know how many mobiles subscribers your enb scheduler can handle inside one millisecond? Channel Quality Indicator Report (CQI) Control Information Downlink Scheduler High Speed Data Transmission enb ACK/NACK 13
14 How to Increase ARPU and Revenue with LTE? QoS + + Customer Satisfaction + Opex/Capex - Churn Rate + Revenues + ARPU 2013 EXFO Inc. All rights reserved. 14
15 LTE Rollout Increases CAPEX Focus Should Be on Smart Rollout 15
16 LTE launch increases ARPU 16
17 Multi technology Wireless Network Optimizing Challenges VoLTE CS-Fallback 4G: S1-U 3G: Iu-PS Data 2G: Gb 2G,3G,4G RAN IOT
18 Black Box Dilemma During Network Benchmarking Tests It is not possible to see with test mobiles what happens inside the network 18
19 Cost Effective Network QoS Optimization High Performance Network Probe - Capturing & Analysis & KPIs Uu enodeb S GW & PDN GW OSS S1-U SGi INTERNET Test UE FTP Reference Server Needs data from: Test Mobiles - Air Interface Information (CQI ) Network Probes Mobile Data Information (Application delay...) OSS Data - Network Statistics (Success & Failure Rates ) 19
20 EXFO Wireline and Wireless Solutions for LTE Rollouts REDUCE OPEX/CAPEX FTB Ecosystem + EXFO Connect Automatically gather and send test reports RESOLVE MOBILE NETWORK ISSUES LTE and 3G Analyzers and Simulators High performance mobile application analysis for QoS optimization SPEED UP ETHERNET ROLLOUTS The revolutionary EtherSAM turn-up methodology Single-button test that is 8x faster and guarantees first-time-right results PUTTING INTELLIGENCE INTO LTE ROLLOUTS 20
21 Worldwide Customer Base Network Equipment Manufacturers 21
22 Worldwide Customer Base Network Service Providers 22
23 Thank you for your time!
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