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Debashish Bhattacharya

Date post:22-Jan-2015
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Conference on Rural Telecom Markets by Tele.net
  • 1. ZTE Wireless Strategies for Rural India

2. Agenda GSM Rural Area Solution Low Cost Infrastructure Solution Low-Cost OPEX Solution Network Sharing Solution Low-Cost Expansion TCO Saving Summary 3. Low-Cost InfrastructureCAPEX AnalysisSoucrce: Yankee Group Series BTS/NodeB for Different NetSpeed Coverage EnhancedTechnologyScenarios The Industry Largest Capacity forthe BSC 4. Low-Cost Infrastructure ZTE iBSC High Performance Flexible Access 15,000 Erl E1/STM-1 4200K BHCA IP 3072 TRX MW/Satellite Cost Effective High Reliability Small Footprint 0.48 Commercial m2application all over 3200 TRX/m 2 (inclthe world TC) MTBF> 100,000 hrs 5. Low-Cost Infrastructure -ZTE SDR BTS Solution Macro Indoor BTSBBU+RRU Flexible Outdoor BTS for dense urban and combination differenceSuitable for all kinds ofarea of high traffic, easyleads to flexible applicationscenarios, green andexpansionlow power consumptionR8860B8200 BBU is both for indoor and outdoor Large capacity RU60RU02 Interchangeable radio unitsGSM/UMTS co rack, saves investmentBS8800 And expansion cost; BS8900 6. Low-Cost Infrastructure -- G/U Software Defined RadioG G G G SDR Node B 4 Key Factors Re-S S S S Programmable M M M M 1. MCPA based wide band Radio UnitU U U U GG G GRadio Part G G G G SS S SM MS S S SM M 2. Sufficient output power with HPAT T U U U U T T MM M M M M M M 3. MicroTCA structure Band UnitS S S ST T T TS S S S 4. High integrity & process capability SDR Application Advantage 100% reuse existing hardwareMulti-Mode Common Multi-Mode Control, Flexibly configure your network Process & Investment protection Baseband Unit InterfaceBaseband Unit System evolvable GSM UMTS LTEGSMUMTS Traditional Node BTotal Cost 2008 SDRZTE SDR SolutionApplicationGSM UMTS 2010Total Capacity Fig: SDR can flexible adjust inter-system capacity Fig: SDR greatly saves investment cost 7. Low-Cost Infrastructure -Distributed BTS Fiber TransmissionRRUBBU RRUOn the pole On the Wall BBU On the Wall In 2G BTS RackIn Transmission Rack 8. Low-Cost Infrastructure Outdoor RRU ZTE New Generation RRUVolume:500*320*172mmWeight22.5 KgOutput Power60WPower Consumption: 200WRain Forest Freezing Storm DesertCertificate from Field TestACT Laboratory Qualification fromQualification fromUSA FCC CEMCHongKong TUV PS8 9. Low-Cost Infrastructure Micro BTS M8206Operators Values Save 1-1.5dB feeder loss No Fans (save OPEX) Non-offensive installation Save the Installation Fee Integrated Transmission IDU Type Manpo Dawerys The lightest 6 TRX compact BTS in theindustry (20 kg/Module)Shelter 3 5 The Unique modularized designMacro 2 2 Nature dissipation system ( noise free )BTS Strong Temperature adaptability Compact2 1 -45C ~ +55CBTS IP 55 Standard Compliance Protection Save Installation Fee up to 85%! 10. Innovative BTS M8206 Specification Capacity: 6TRXs/rack, expansible up to 18 TRXs Dimension: 540(H)*580(W)*305(D)mm Weight: 78Kg/6TRX, Single module < 20kg Working Temperature: -45C~55C Relative Humidity: 5%~98% Receiving Sensitivity: -112dBm ToC Output Power: 40W(GMSK) / 25W(8PSK) Power Consumption for S222: Peak: 740W Typical: 540W ModularizatiLow Flexible All IPon DesignTCOApplication StructureScenarios 11. M8206 to Cover VillagesBSCIP TransmissionNetwork ZTE M8206 can fully support IP Abis Transmission Satellite & IP OFDM is the most cost-effective solution Support -48V DC input, facilitate with solar power system Supporting 110 V/220 V AC input, generator and wind power source Page 11 12. ZTE Micro BTS for China Mobile (Chong Qing) Rural Coverage In 2000, China Mobile Chong Qing rural areas coverage project was awarded to ZTE. Until now, ZTE succeeded in continuous expansions, including swapping existing sites. ZTE has successfully deployed 13155 TRX / 4517 Site in Chong Qing rural areas. 13. BS8900 to Cover Villages VELARIA BC8910 Heat ExchangerReserved for Outdoor BTS, no equipmentTransmission room costLighting proofBBU Super-low energy consumptionRC8911 Build-in rectifier for ACFAN1 PDM1 6U spare space for equipmentRU60/RU02BATTERY Support IP transmission Pedestal 14. SDR Solution for TATA in India Highlights of TATA &ZTEs Win-Win Case SDR Base Station Large scale applicationWin-win between TATA & ZTE use of existing infrastructure, saving CAPEX and OPEX saving the expansion investment 2G, 3G are supported by SDR base station Smooth evolution to the future14 14 15. Low-Cost Infrastructure ZTE NetSpeed Solution ZTE NetSpeed: Dual Power Combining Transmission (DPCT), Delay Diversity Transmission (DDT), IRC and Four Ways Diversity Receiving (FWDR).DPCT/DDT Normal IRC FWDRNetSpeed80KmR 20%RNormalNetSpeedApplying scenario: Rural area, Offshore,Island Receive-112dBm -118dBm Cases Sensitivity China Mobile Shandong - 80km PA Output47.8dBm 50.3dBm China Mobile Inner Mongolia - 65kmTOC Output 46.8dBm 49.3dBm Colombia Telefonica - 78 km 16. Remote Coverage Successful ApplicationPlace Shandong, Yan tai scenarioOffing and islands 80KmDistance80 kilometers DPCT+TMA+TechnologyDouble TSApplying scenarioRural area, Offshore, Islands Other casesChina Mobile Inner Mongolia, 65kmColombia Telefonica, 78 km 17. Agenda GSM Rural Area Solution Low Cost Infrastructure Solution Low-Cost OPEX Solution Network Sharing Solution Low-Cost Expansion TCO Saving Summary 18. Low-Cost OPEX Analysis Flexible configuration on Abis interface Higher Power Efficiency IP Transmission Supported Intelligent Power Management Local Switch BSC Solution Centralized NetNumen OMC System Small Footprint for BSS Products 19. Low-Cost OPEX Lower Consumption Cost TSs Bias Current PA Situation AllocationShutdownSCPA MCPA Base Band Base Band Base Band45% Efficiency35% EfficiencyHigh PA EfficiencyTS based PA ShutdownBCCH-TRX Traffic Priority Intelligent Power Management Power Consumption decreasing along with Traffic loading!Active TRXs/SiteCarrier- Carrier- TSs Carrier- TSs Carrier- TSsCarrier- Carrier-12 TRX70% reduction in 90%Non-peak time!80% Channel re- 6 TRX farming to 30% BCCH TRX3 TRX Carrier- Carrier- TSs Carrier- TSs Carrier- TSsCarrier- Carrier- A B C H Traffic M Traffic L Traffic 20. Low-Cost OPEX High Efficient Dissipation Nature cooling is commonused in outdoor equipment, Hot Airdecrease powerconsumption. Reduce fan/AC, hugeimprovement of equipment Cold Airreliability. R8860M8206 Outdoor BBU and RFcabinet use heatHot Air exchanger and fansinstead of AC, 80%dissipationCold Airconsumption saved.BBU Rack HeatRF Rack Internal FansExchanger 21. Low-Cost OPEX Efficient Transmission AMR/HR, Signaling AMR/HRCompression Abis E1 MultiplexingLocal Switch DTX/VAD, SFS, IPHC, Full Dynamic Abis IP over E1 IP over FE Traditional TDM IP SwitchSwitch Advanced TDM Solution: 30~40% transmission resource saved Enhanced IP Solution: up to 70% transmission resource saved 22. Low-Cost OPEX Easy MaintenanceNMSNML1. Online diagnose & recover2. Automatically restart within 60-90s on Northbound power failureInterface ZTE NetNumen 3. Remote sites/ TRX reset EML4. Software remote update without serviceinterruption SouthboundInterface5. External trunk node alarm definablein OMCR GUI NEL BSC RNC 7. Web AccessCNBTS Node B 23. Agenda GSM Rural Area Solution Low Cost Infrastructure Solution Low-Cost OPEX Solution Network Sharing Solution Low-Cost Expansion TCO Saving Summary 24. Network Sharing Solution Passive & Active Sharing Shelters and power supply sharing BTS + BSC Feeder System Towermasts sharingRadio Access Network Transmission Sharing of physical sites, including Besides all facilities, also sharing radio buildings, shelters, towers, masts,access network, transmission, and and power supply.common antenna & feeder system. 25. Network Sharing Solution Network Scenario S1: Multi Core S2: Common CN andS3: Common NetworkCommon RAN SharingNetworks Sharing Common CN Geographically splitCommon RAN Common RAN Coverage difference Separate CN Roaming principles Common RANBSS CN 1BSSBTS F1 & F2CN Operator 1 & 2 Operator 1 & 2 Operator 1 Operator A Shared CNBSS CN2 BSSBTS F1 & F2Operator 1 & 2Operator 2CN Operator 1 & 2 Operator BCoverage SharedRAN Sharing MVNO (Roaming) 26. Network Sharing Solution Main Concerns BSC sharingResource distribution and management, including Abis/A/Gb interface and TC/PCU BTS sharing Antenna & Feeder sharingTransmission OMM sharingAccess authorization control and managementFeature launching 27. Network Sharing Solution BSC Sharing Make BSC sharing with highest Economy/Efficiency Native IPstructure - make resource sharing easier. Dynamic resource management - make sharing more efficiency. Large capacity- easy handling of the heavier traffic caused by multi operators sharing. Large multiPLMN capability - supports up to 16 PLMN 28. Network Sharing Solution Benefit Less BTS Cost Less civil works Less rolloutMillion $ 200 Lower power cost180 Ware housing160 Less spare140120100 80 Power 60Consumption/month(KWh)40 20100 5000S444S222 1/2 * S444S222 S444 1/2 * S444BSS Transmission(WM) AUXPower Consumption/month(KWh) 29. Low-Cost ExpansionIncrease Spectrum Efficiency Spectrum Efficiency Improvement TechnologyFrequency Planning: Frequency Hopping Concentric Circle GPS Synchronization DFCA( Under Research) BS8800/8900 Anti-Interference: DTX/DPC IRC SAIC Antenna Hopping Conclusion:Voice Quality Improvement: With Spectrum Efficiency Features, S5/5/5 is available for AMR Enhancement 6.2M band width only! Voice Quality Enhancement 30. Low-Cost Expansion Spectrum Efficiency Case With new technologies, increasing BTS site configuration in limited frequency bandwidth. E.g. from S333 to S444 in 4.4 MHz. 22.8Erl/M Hz/Cell 17Erl/MHz/ CapacityCell141.78Erl GOS 2% 8Erl/MHz/5Erl/MHz/CellCell 102.66Erl 52.98Erl S44444.7Erl S444S333S333Site number can bePhase1 Phase2 Phase3Phase4greatly saved in TraditionalZXG10 iBSC &ZXG10 iBSC &ZXG10 iBSC &BTSB8036 B8036 B8036Dense Urban FrequencyGPS, GPS,GPS, Hopping, DTX, DFCA,DFCA DFCA, DPC AMR(100%) AMR(100%), SAIC(100%)

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