Securit Se curity y Level:
2011-6-30
Win Ref arm rmin ing g w it ith h Hua uaw w ei
www.huawei.com
HUAWEI TECHNOLOGIES CO., LTD.
Huawei Huawei Confidential Confidential
Part 1. Focus oc us on o n You Yourr Chall Challe enge ng e & Opp Oppor ortu tuni nity ty Part 2. 2. Huawe uaweii Refarming farming Cases ses
HUAWEI TECHNOLOGIES CO., LTD.
Huawei Confid fidential
Page 2
Huawei, Foc Focus us on Your ou r Challe hall enge ng e & Opportunity
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Huawei Confid fidential
Page 3
Your Critical Challenges on GSM/UMTS Refarming
UMTS Spectrum Sustain Refarming with Least Spectrum
2
1
GSM Spectrum GSM Spectrum Efficiency Remain GSM Capacity with abridged GSM Spectrum
Intersystem Balance Resource sharing between GSM And U2100
Refarming
6
3
Multi-Network Multi-N etwork Ope Operation ration TCO jumps for Multiple Networks Operation
HUAWEI TECHNOLOGIES CO., LTD.
Interference No Negative Impact to GSM
Aff A ff or d abi l i ty 5
4
Huawei Confid fidential
Affordable for Rural Business Case
Page 4
Sufficient UMTS Frequency is Refarming Prerequisite
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Huawei Confidential
Page 5
Least UMTS Spectrum Needed with Huawei product 16% Less Spectrum Bandwidth for UMTS
Huawei Leading Solution ( 1 )
4.2Mhz ~ 5Mhz UMTS Carri er Solution
GSM
UMTS
Ad vant age
GSM
UMTS
0.8Mhz bring S1/1 GSM capacit y g ain
GSM
Up to 0.8Mhz spectrum saved
Supported with standard 3G terminals
Negligible impacts to GSM network
No risk, it’s verified in commercial networks
GSM
3.8Mhz UMTS900 on tri al, up to 1.2M spectru m saved HUAWEI TECHNOLOGIES CO., LTD.
Huawei Confidential
Page 6
CASE: World First Application of 4.2Mhz
First & Largest U900 Netwo rk
CASE: Optus, Aust ralia
Scenario: Suburban, Rural
900Mhz Spectrum: 8Mhz
Spectrum after refarming
4.2MHz
RX: 898.6~906.6 TX: 943.6~951.6
GSM Site Configuration: S222
Challenge to Spectrum Bandwidth
3MHz can not h old GSM existing capacity requirement if UMTS900 occupy 5Mhz bandwidth.
HUAWEI TECHNOLOGIES CO., LTD.
Neglig ent Impacts t o l egacy GSM
S1/1 capacity added, 500+ subscribers / site more than that of 5Mhz solution
less than 3% GSM coverage contracted
Huawei Confidential
Page 7
Retain GSM Capacity after Refarming
GSM Spectru m Effi ciency Retain GSM Capacity with abridged GSM Spectrum
4.2Mhz fo r UMTS 16% less spectrum bandwidth needed for UMTS
2
1
Tighter Frequency Reuse
Refarming
6
5
HUAWEI TECHNOLOGIES CO., LTD.
3
4
Huawei Confidential
Page 8
Huawei Improves Spectrum Efficiency to Ultimate 25%~56% Less Spectrum Bandwidth for GSM
GSM Capacity to Bandwidth Map Table
Huawei Leading Solution ( 2 )
Tighter Frequency Reuse Soluti on
Normal
TFR
Freq.
(4x3 reuse)
(70% load)
Saved
S1/1/1
2.4
2.4
0%
S2/2/2
4.8
3.6
-25%
S3/3/3
7.2
4.2
-42%
S4/4/4
9.6
5
-48%
S5/5/5
12
5.9
-51%
S6/6/6
14.4
6.7
-53%
S7/7/7
16.8
7.6
-55%
help to retain equal GSM capacity with abridged spectrum
S8/8/8
19.2
8.4
-56%
Config.
HUAWEI TECHNOLOGIES CO., LTD.
Huawei and Ericsson are leading in this solution.
Ad vantag e No special requirement to GSM handsets
more bandwidth saved in dense traffic area
Huawei Confidential
Page 9
Highest GSM Spectrum Efficiency Improve Capacity without KPI Decrease KPI Preserved
Traditional Solution
Huawei Solution
Double the configuration
•Large number of population •Limited spectrum resource
Legacy site configuration
S222
With 4.4MHz Spectrum
Capacity increased ,expand the sites from S222/BTS to S444/BTS site type with only 4.4MHz. Generally S444 needs minimum 9.6MHz without Tighter Frequency Reuse solution.
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Maximize GSM Capacity on Given Spectru m
Reduced interference, 4.8MHz is improved to support up to S4/4/4
S4/4/5 S4/4/3
S3/3/3 S2/2/2 Industry
Interference Cancellation tech.
FR LOAD 70%
FR LOAD 50%
DTX Power control
IBCA
Enhanced ICC
UISS (w/o GPS)
Enhanced UISS
ICC
IBCA
AMR
HUAWEI TECHNOLOGIES CO., LTD.
FR LOAD 90%
AMR
Huawei Confidential
Page 11
Endurable Interference is Key to Refarming Success 4.2Mhz for UMTS
Tighter Frequency Reuse
16% less spectrum bandwidth needed for UMTS
2
1
Up to 44% less spectrum bandwidth needed for GSM
Interference No Negative Impact to GSM
Refarming
6
3 Sandwich Freq. mode Co-site deployment Buffer Zone solution
5
HUAWEI TECHNOLOGIES CO., LTD.
4
Huawei Confidential
Page 12
Interference Varies from Frequency Allocation Mode Sandw ich frequency so lution ( Recommend )
Less Interference between UMTS1900 and other operator’s GSM 1900
Co-location of GSM and UMTS sites
GSM frequency hopping
GSM frequencies near to UMTS carrier are non-BCCH frequencies
GSM1900
UMTS1900
GSM1900
Neighbour frequency sol ution
Less g uard band between UMTS1900 and GSM1900 GSM microcell sub-band as far as possible from UMTS carrier
GSM macrocell sub-band should be placed between GSM microcell and UMTS carrier
UMTS1900
GSM1900
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Huawei Confidential
Page 13
CASE: Buffer Zone Reduce 3dB Interference for Optus
CASE: Optus, Aus tralia
Buffer zone locates at the edge of urban area
UL interference reduces 2.1 dB
DL interference reduces about 3dB
Interference Test Resul t UE
Node B Impact
Frequency (Cell 0) = Frequency (Cell 2)
Frequency (Cell 0) <> Frequency (Cell 1)
UE Impact
3.2
“ Buffer Zone” Frequency Planning
Node B
no “ buffer zone”
2.2
“ buffer zone” solution
0.3
0.1 RTWP Rise (dB)
UE Interference Rise (dB) Data resource: field test in Optus Australia
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Huawei Confidential
Page 15
Affordability is another Prerequisite to Refarming 4.2Mhz for UMTS 16% less spectrum bandwidth needed for UMTS
Tighter Frequency Reuse Up to 44% less spectrum bandwidth needed for GSM
2
1
Sandwich & Buffer Zone
Refarming
6
5
3
4
No Negative Impact to GSM
Af fo rd abi lity Affordable for Business Case SASU co-antenn a G/U dual-mode SDR
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Huawei Confidential
Page 16
SASU Solution Helps to Retain GSM Coverage Best Co-Antenna Solution for Overlap Mode
Tradit ional Combin er
Disadvantage of Combiner
SASU Solutio n
New sit es needed to retain existing GSM coverage antenna
Cable attenuator
3dB insertion loss (DL/UL)
30% coverage reduced
Not support RET
antenna
Cable attenuator
Advant age of SASU combiner
G1900 BTS
combiner
U1900 Node B
HUAWEI TECHNOLOGIES CO., LTD.
(SASU: Same Antenna Sharing Unit)
SASU Negligi ble Impacts to GSM negligible loss on UL
< 0.6 dB loss on DL
Support RET function
Huawei Confidential
G1900 BTS
Page 17
U1900 Node B
Huawei SDR Solution Help the Business Affo rdable
Coverage get better as no insertion loss introduced
Low TCO make rural coverage affordable as cost structure well optimized
Investment protected, GSM capacity could be transferred to UMTS in future
CAPEX Saved antenna legacy devices additional devices saved devices
SASU
G/U SDR
U900
GSM A/C
UMTS A/C
GSM Batteries
UMTS Batteries
HUAWEI TECHNOLOGIES CO., LTD.
No TMA
No combiner
Reuse legacy air-conditioner for G/U
Reuse legacy batteries for G/U
OPEX Saved more than 50% power saved more than 20% transmission saved
more than 50% maintenance cost saved
Huawei Confidential
Page 18
2 Years For SDR Maturity Verification First SDR BTS SRAN One RF module support dual mode. one PA support single RAT
SDR Commercial launch in Panama Claro
Get SDR CE certification SDR Large scale deployment Telenor, TeleaSonera, Vodafone SFR, Sferia, Globe, Proximus, Claro…
Pass MSR draft standard test
3GPP MSR Test Standard finished
One PA support multi-RATs
MSR CE test based on final 3GPP standard
Final MSR CE certification ETSI Approve MSR Standard in Europe
SDR products software upgrade to support MSR
2007Q3
2008Q2
2009
2009Q4
Other Vender
2010Q4
2011Q1
2010H2
2011~2012
SDR or MSR for test
SDR or MSR mature
Huawei has got SDR CE certification and SDR performance has been verified in livenetworks, 3 years ahead of other vendors.
Huawei SDR products can software upgrade to higher capacity compliant with MSR standard.
Huawei has got world's first MSR draft standard CE certification in Dec.2009. HUAWEI TECHNOLOGIES CO., LTD.
Huawei Confidential
Page 19
Complex TCO Jumps as UMTS 1900Mhz Added On 4.2Mhz for UMTS 16% less spectrum bandwidth needed for UMTS
Tighter Frequency Reuse 1
2
Up to 44% less spectrum bandwidth needed for GSM
Sandwi ch & Buf fer Zone
Refarming
6
3
No Negative Impact to GSM
Multi-Network Operation TCO jumps for multiple networks operation
5
4
SDR / SASU / Reuse of L egacies Lowest TCO with better coverage Maximize value of investment
SingleRAN Solutio n
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Huawei Confidential
Page 20
Multi-Network Leads to High Cost
Core
GSM/GPRS
UMTS/HSPA
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LTE is coming
Huawei Confidential
•
More equipment purchase
•
More site and transmission rent
•
More civil work
•
More maintenance
•
High power consumption
•
Complex IOT and networking
•
…
SingleRAN, One for All
One Network OneEquipment
Long term viability
One Deployment
Co-BTS Co-BSC
OneSite
Co-transmission Co-auxiliary facilities
One-Operation
Co-RNP/RNO Co-OAM Co-TRM Co-RRM
Maximized TCO savings
One Team Optimized workforces
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Flexible business plan and adjust Investment protection for long term smooth evolution
Huawei Confidential
Common Platform MBSC for Smooth Migration Smooth migration
GSM
High integration
GSM
Add GSM sub rack
SW Update
GSM
GSM
GSM
UMTS
UMTS GSM MBSC for UMTS
MBSC for GSM
MBSC for dual mode
UMTS
Software GSM
MBSC for dual mode
+ UMTS Legacy BSC
90% hardware reused
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Unblocked information exchange for effici ency resource management Traditional inter-RAT cooperation
MBSC based inter-RAT cooperation
WCDMA/GSM CN
GSM Limited information exchange
GSM
Separated radio and transmission source management
GSM
UMTS
UMTS
UMTS
HUAWEI TECHNOLOGIES CO., LTD.
GSM UMTS
Common radio and transmission resource management
RNC
BSC GSM
Unblocked information exchange
Huawei Confidential
GSM UMTS
Co-Transmission to Optimize Transmission Cost and IP RAN Efficiency Co-transmission in board level
GSM
BTS
IP/SDH
UMTS
MBTS RNC/BSC Node B Multi-stack support ins ide
Legacy transmission reused
Flexible t ransmission sharing for TDM,
3G signal 3G service 2G service 2G signal SCTP
UDP IP PPP
Ethernet and ATM
Board and port shared by 2G/3G
40 - 80% transmission rental cost saving by
E1
IP over E1 3G signal 3G service 2G service 2G signal SCTP
using IP transmission
UDP IP MAC Ethernet
IP over Ethernet
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Co-TRM to maximize the transmi ssion efficiency
GSM
Traffic rejection
Congestion threshold
UMTS + GSM
2G/3G Data traffic
UMTS
Without Co Co--TRM
With Co Co--TRM
Dynamic transmission s haring
High priority for voice service
Joint load control and joint congestion control
2G/3G voi ce traffic
Information sharing between 2G and 3G, joint access admission and bandwidth estimation Joint flow control algorithm
Dynamic transmission sharing
Maximize the bandwidth efficiency, 5%-10% capaci ty gain
Simplify the transmission planning
Guarantee high pri orit y service
Guarantee voice serv ice QoS first
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Page 26
GSM GSM UMTS
Service redirection
MBSC
Coverage and l oad based HO
3G
Inter-RAT HO
Voice
PS service
2G
Unified Radio Resour ce Management opti mize the network efficiency and prevent unn ecessary i nter-RAT HO Saving UE power, extend battery life > 12% throughput gain for BE service Reduce CS blockin g rate
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Page 27
SingleRAN Axes 25%~40% Cost for O2, Germany
CASE: O2, Germany
250
MEuro
2G TCO comparison
SWAP Maintain Operate
200
Network: GSM/UMTS/HSPA Scale: 3200+ GSM sites, 1700+ UMTS sites
Deploy Buy
150 100 50 0
(GSM+UMTS) dual-mode SingleRAN solution deployed
Nortel
Ex-Vendor
37.6% TCO saved for 2G operation
250
HW
Huawei
3G TCO comparison
MEuro
SWAP Maintain Operate
200
25.8% TCO saved for 3G operation
Deploy Buy
150 100
22.4m USD TCO saved after offset of 144m USD swap cost by 2009
50 0 Nokia
Ex-Vendor
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Huawei
Page 28
Smooth Balancing Improves Consumer’s Perception 4.2Mhz fo r UMTS
Tighter Frequency Reuse
16% less spectrum bandwidth needed for UMTS 1
Up to 44% less spectrum bandwidth needed for GSM
2
Inter-System Balance Balance between G1900 and U1900
Sandwi ch & Buf fer Zone
Refarming
Coverage-based HO Load-based HO Service-based HO
3 No Negative Impact to
SingleRAN
GSM
5
4
Up to 40% TCO reduced Easy to maintenance Improve 2G/3G performance
Lowest TCO with better coverage Maximize value of investment
HUAWEI TECHNOLOGIES CO., LTD.
SDR / SASU / Reuse of Legacies
Huawei Confidential
Page 29
Huawei Various Balance Solutions Fits to A ll Scenarios
Initial Phase: 3G coverage is not good enough, 2G fills the 3G coverage holes
Developing Phase: traffic dynamically shifting between 2G and 3G if one overloaded
Developed Phase: Service balance policy varies from your operational strategy
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Page 30
Smooth Balance Improves Capacity & Quality
Servi ce Based Handov er UMTS
Load Based Handover UMTS
Voice
Heavy Load
Load control by inter-RAT HO
PS service
GSM
Heavy Load
Heavy Load
GSM
Benefits
(vary from traffic & service model)
HUAWEI TECHNOLOGIES CO., LTD.
Reduce CS blocking rate Increase PS throughput Reduce interoperation time delay Reduce power consumption Huawei Confidential
Page 31
Heavy Load
Summary of Huawei Refarming Solutions
Tighter Frequency Reuse
4.2Mhz fo r UMTS 16% less spectrum bandwidth needed for UMTS
Coverage/Load/Servic e Intersys tem Balance
2
1
Up to 44% less spectrum bandwidth needed for GSM
Refarming
6
3
No Negative Impact to GSM
reduce CS block rate improve data throughput
Singl e RAN
Sandwi ch & Buf fer Zone
4 SDR / SASU / Reuse of L egacies
5
Up to 40% TCO reduced Easy to maintenance Improve 2G/3G performance
HUAWEI TECHNOLOGIES CO., LTD.
Lowest TCO with better coverage Maximize value of investment
Huawei Confidential
Page 32
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Page 33
Re-farming Case Abstract Re-farming Network
Operator
World Largest Re-farming Network
France SFR
World first commercial 4.2MHz GU900 network
Australia OPTUS
World first ETSI compliant SDR Network
Finland Teliasonera
World first Re-farming in Dense Urban
Philippine Globe
World first Nation Wide Re-farming
Italy Wind
World first GL RAN sharing Re-farming
Sweden Net4Mobility
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Huawei Confidential
Page 34
World Largest Refarming Network Challenges and Needs Demand to extend 3G coverage from Ubran to rural
2G Equipments approaching the end of life cycle
Need better control of TCO
Leadership in mobile market is challenged by competitors
Solutio ns and Benefits Improved coverage with GU900 Refarming/DBS, CAPEX saving. Easy installation, Easy maintenance, lower power consumption, OPEX saving. Keep Leading in mobile broadband with HSPA+ MIMO, All IP RAN Only software upgrade GSM -> UMTS/LTE, Smooth evolution
HUAWEI TECHNOLOGIES CO., LTD.
Huawei Confidential
Page 35
World First Commercial 4.2Mhz U900 Network
Challenges and Needs
“Connect Australia” plan
• Compulsory data coverage for rural and remote area • Unaffordable to deploy nationwide 3G network on 2.1GHz spectrum
Lack of 900MHz spectrum
• Optus has only 8MHz spectrum
Solutio ns and Benefits
Expanded to 98% popul ation c overage
• G900(nationwide) + U2100 (Urban & Suburban) + U900(Rural). • Rural area download rate speed up to 7.2Mbps.
60% sites reduct ion compare with U2100
4.2MHz for UMTS, 0.8Mhz saved, bring S1/1 GSM capacity gain
HUAWEI TECHNOLOGIES CO., LTD.
Huawei Confidential
Page 36
World First ETSI Compliant SDR Network Challenges and Needs
No cost-efficient Data solution in rural area 2G products approach the end of lifecycle Competitor already launched U900 network Existing equipments can’t evolve to LTE
Solutio ns and Benefits
Cost-efficient data solution with SDR
• 50% sites saved compare with UMTS2100 • Reuse auxiliary facilities
antenna
legacy devices saved devices
• 50% power saved, 20% transmission saved, 50% OM cost saved
Better KPI after network modernization Fast deployment, less time to market Software upgrade to LTE
SASU
G/U SDR
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Huawei Confidential
U900
Page 37
GSM A/C
UMTS A/C
GSM Batteries
UMTS Batteries
World First Refarming in Dense Urban Challenges and Needs
Fierce competition in MBB era, lack of low
cost MBB solution
2.1Ghz spectrum insufficient for 3G
capacity
No space to deploy a second antenna
system
0.5m G900
U900
GU900
Solutio ns and Benefits
low cost MBB on U900 with SDR
Enhanced MBB capability with U900 Fully utilize Frequency band.
Fast to deploy with SingleRAN@SDR, no need to build a second antenna system Smooth evolution to future
Only softw are upgrade from G900 to U900 with SDR Hardware ready for HSPA+ MIMO and LTE
HUAWEI TECHNOLOGIES CO., LTD.
Huawei Confidential
Page 38
Step by Step Refarming Helps WIND Realize Nationwide U900 Coverage Challenges and Needs
Low MBB coverage and performance.
2G Not support EDGE EDGE+ and IP
transmission poor data coverage
Not support smooth evolution to LTE
SubUrban
Urban
Solutio ns and Benefits
Rural
Step by step Refarming strategy, TCO savin g Fist step: extend MBB coverage to Rural area Second step: Refarming in Urban and Sub-urban area Dramatic TCO saving in deployment, operation and maintenance
Support EDGE, EDGE+ and IP transmission Future oriented solution, Smooth evolution
Urban
SubUrban
Rural
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Huawei Confidential
Page 39
Telenor’s Choice: High Quality and Reliabil ity Refarming Solution Challenges and Needs
High CAPEX due to soaring MBB traffic
High OPEX to operate standalone 2G and 3G
network
LTE deployment is approaching
- Ragnar K århus, CEO, Telenor Norway.
Solutio ns and Benefits
Selection of Huawei was a combination of technical quality, reliability in terms of handling a large-scale equipment replacement operation"
Leading DBS solution
2 channel RRU, Hardware ready for MIMO, Wide work bandwidth, up to 35Mhz
GSM Only: 6 carrier
GSM+UMTS: 1UMTS + 1~5 GSM
UMTS Only : 4 carrier
Output Power : 2*40W
SingleRAN@SDR,
one network, one deployment,
RF evoluti on by SDR (No extra hardware or installation)
one team Smooth evolution to LTE
Software GSM
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GSM+UMTS
Page 40
Software UMTS+LTE
World’s 1st GSM/LTE RAN Sharing With SDR Challenges and Needs
Net4Mobility need cost effective solution to cover 99% population
Aged equipments cannot provide smooth evolution, power and site saving
Ability to Swap and deliver project in time i.e 10K sites swap & new added To achieve a Joint venture by Telenor & Tele2 and Terminals.
Solutio ns and Benefits
Country coverage with significant TCO Savings i.e. 40% Savings G/L900 SDR solution match market strategy of convergence Fast project deployment and speed up time to market
HUAWEI TECHNOLOGIES CO., LTD.
Multi-band (LTE900/2600), &Multi-Mode (G/U/L) terminals (E2E)
Dynamic Network Sharing with modern terminals
•
180mm*170mm*30mm
LTE Router LTE USB Stick
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