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 Infrastructure–CAPEX Analysis
Soucrce: Yankee Group
 Series BTS/NodeB for Different  ‘NetSpeed’ Coverage Enhanced
Technology
Scenarios
 The Industry Largest Capacity for
the 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
m2 application all over
 3200 TRX/m 2 (incl the world
TC)  MTBF> 100,000 hrs

5. Low-Cost Infrastructure -ZTE SDR BTS Solution
Macro Indoor BTS BBU+RRU Flexible Outdoor BTS
for dense urban and combination difference
Suitable for all kinds of
area of high traffic, easy leads to flexible application
scenarios, green and
expansion
low power consumption
R8860
B8200
BBU is both for indoor and outdoor
 Large capacity
RU60 RU02
Interchangeable radio units
GSM/UMTS co rack, saves investment
BS8800 And expansion cost; BS8900

6. Low-Cost Infrastructure -- G/U Software Defined Radio
G 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 Unit
U U U U
G G G G Radio Part G G G G
S S S S
M M
S S S S
M M 2. Sufficient output power with HPA
T T U U U U T T
M M M M M M M M 3. MicroTCA structure Band Unit
S S S S
T T T T
S S S S 4. High integrity & process capability
SDR Application Advantage
 100% reuse existing hardware
Multi-Mode Common Multi-Mode
Control,  Flexibly configure your network
Process &  Investment protection
Baseband Unit Interface Baseband Unit
 System evolvable
GSM  UMTS  LTE
GSM UMTS Traditional Node B
Total Cost
2008 SDR
ZTE SDR Solution
Application
GSM UMTS
2010
Total Capacity
Fig: SDR can flexible adjust inter-system capacity Fig: SDR greatly saves investment cost

7. Low-Cost Infrastructure -Distributed BTS
Fiber Transmission RRU
BBU
RRU
On the pole On the Wall
BBU
On the Wall
In 2G BTS Rack In Transmission Rack

8. Low-Cost Infrastructure– Outdoor RRU
ZTE New Generation RRU
Volume:500*320*172mm
Weight：22.5 Kg
Output Power：60W
Power Consumption: 200W Rain Forest Freezing Storm Desert
Certificate from Field Test ACT Laboratory
Qualification from Qualification from
USA FCC
CEMC HongKong TUV PS
8

9. Low-Cost Infrastructure– Micro BTS M8206
Operator’s Values
 Save 1-1.5dB feeder loss
 No Fans (save OPEX)
 Non-offensive installation
 Save the Installation Fee
 Integrated Transmission IDU
Type Manpo Da
wer ys
 The lightest 6 TRX compact BTS in the
industry (20 kg/Module) Shelter 3 5
 The Unique modularized design Macro 2 2
 Nature dissipation system ( noise free ) BTS
 Strong Temperature adaptability Compact 2 1
-45°C ~ +55°C BTS
 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: -45°C~55°C
► Relative Humidity: 5%~98%
► Receiving Sensitivity: -112dBm
► ToC Output Power: 40W(GMSK) / 25W(8PSK)
► Power Consumption for S222:
 Peak: 740W
 Typical: 540W
Modularizati Low Flexible
All IP
on Design TCO Application
Structure
Scenarios

11. M8206 to Cover Villages
BSC
IP Transmission
Network
► 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
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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 Exchanger
Reserved for
 Outdoor BTS, no equipment Transmission
room cost
Lighting proof
BBU
 Super-low energy consumption
RC8911
 Build-in rectifier for AC FAN1
PDM1
 6U spare space for equipment
RU60/RU02
BATTERY
 Support IP transmission
Pedestal

14. SDR Solution for TATA in India
Highlights of TATA &ZTE’s Win-Win Case
 SDR Base Station Large scale application
Win-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 future
14
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
FWDR NetSpeed
80Km
R 20%R
Normal NetSpeed  Applying scenario: Rural area, Offshore,
Island
Receive -112dBm -118dBm  Cases
Sensitivity  China Mobile Shandong - 80km
PA Output 47.8dBm 50.3dBm  China Mobile Inner Mongolia - 65km
TOC Output 46.8dBm 49.3dBm  Colombia Telefonica - 78 km

16. Remote Coverage Successful Application
Place Shandong, Yan tai
scenario Offing and islands
80Km
Distance 80 kilometers
DPCT+TMA+
Technology
Double TS
Applying scenario Rural area, Offshore, Islands
Other cases China Mobile Inner Mongolia, 65km
Colombia 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
Allocation Shutdown
SCPA MCPA Base Band Base Band Base Band
45% Efficiency 35% Efficiency
High PA Efficiency TS based PA Shutdown
BCCH-TRX Traffic Priority Intelligent Power Management
Power Consumption decreasing
along with Traffic loading!
Active TRXs/Site
Carrier-
Carrier- TSs Carrier- TSs Carrier- TSs
Carrier- Carrier- 12 TRX 70% reduction in 90%
Non-peak time! 80%
Channel re- 6 TRX
farming to 30%
BCCH TRX 3 TRX
Carrier-
Carrier- TSs Carrier- TSs Carrier- TSs
Carrier- Carrier- A B C
H Traffic M Traffic L Traffic

20. Low-Cost OPEX– High Efficient Dissipation
 Nature cooling is common
used in outdoor equipment, Hot Air
decrease power
consumption.
 Reduce fan/AC, huge
improvement of equipment Cold Air
reliability. R8860 M8206
 Outdoor BBU and RF
cabinet use heat
Hot Air exchanger and fans
instead of AC, 80%
dissipation
Cold Air
consumption saved.
BBU Rack – Heat RF Rack – Internal Fans
Exchanger

21. Low-Cost OPEX – Efficient Transmission
AMR/HR, Signaling
AMR/HR
Compression
Abis E1 Multiplexing Local Switch
DTX/VAD,
SFS, IPHC,
Full Dynamic Abis IP over E1 IP over FE
Traditional TDM
IP Switch
Switch
 Advanced TDM Solution: 30~40% transmission resource saved
 Enhanced IP Solution: up to 70% transmission resource saved

22. Low-Cost OPEX – Easy Maintenance
NMS
NML 1. Online diagnose & recover
2. Automatically restart within 60-90s on
Northbound power failure
Interface
ZTE NetNumen 3. Remote sites/ TRX reset
EML 4. Software remote update without service
interruption
Southbound
Interface 5. External trunk node alarm – definable
in OMCR GUI
NEL
BSC RNC 7. Web Access
CN
BTS 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 sharing
Radio 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 and S3: Common Network
Common RAN Sharing
Network’s Sharing
 Common CN  Geographically split
Common RAN  Common RAN  Coverage difference
 Separate CN  Roaming principles
 Common RAN
BSS CN 1 BSS
BTS F1 & F2
CN
Operator 1 & 2 Operator 1 & 2 Operator 1
Operator A
Shared CN
BSS CN2 BSS
BTS F1 & F2
Operator 1 & 2 Operator 2
CN Operator 1 & 2
Operator B Coverage Shared
RAN Sharing MVNO (Roaming)

26. Network Sharing Solution – Main Concerns
 BSC sharing
• Resource distribution and management, including Abis/A/Gb interface
and TC/PCU
 BTS sharing
• Antenna & Feeder sharing
• Transmission
 OMM sharing
• Access authorization control and management
• Feature 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 rollout Million $
200
 Lower power cost 180
 Ware housing 160
 Less spare 140
120
100
80
Power 60
Consumption/month(KWh) 40
20
100
50 0
0 S444 S222 1/2 * S444
S222 S444 1/2 * S444
BSS Transmission(WM) AUX
Power Consumption/month(KWh)

29. Low-Cost Expansion– Increase Spectrum Efficiency
 Spectrum Efficiency Improvement Technology
Frequency 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/
Capacity Cell 141.78Erl
GOS 2%
8Erl/MHz/
5Erl/MHz/Cell Cell 102.66Erl
52.98Erl S444
44.7Erl S444
S333
S333
Site number can be Phase1 Phase2 Phase3 Phase4
greatly saved in Traditional ZXG10 iBSC & ZXG10 iBSC & ZXG10 iBSC &
BTS B8036 B8036 B8036
Dense Urban
Frequency GPS, GPS, GPS,
Hopping, DTX, DFCA,
DFCA DFCA,
DPC
AMR(100%) AMR(100%),
SAIC(100%)