Future Oriented Microwave Solution
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Contents
MW Transmission Evolution
Key Features for Future Oriented MW
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Contents
MW Transmission Evolution
Key Features for Future Oriented MW
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Trends of Microwave Mobile Backhaul Compare with 2G&3G Service
Rapid IP traffic growing
Sour So urce ce fr from om : EJ EJL L wi wire relles ess s
The most important trend of mobile backhaul evolution is turning from TDM to Ethernet.
Long term Co-existence of multi-services (TDM and Ethernet).
Mobile Backhaul Evolution
BTS
Optical network BSC BTS
2G BTS
Node B
High quality Eth traffic
3G/LTE RNC
Optical network
Increased bandwidth Node B
Complex hub site RNC
Node B Node B
Node B
Challenges We Faced
1 How to realize
2 smooth
How to meet the requirement
increased bandwidth of rapidly
migration from 2G to 3G network
3 How to reduce the investment and maintenance expense of the
hub site
complex
4 high quality Ethernet transmission How to realize the
Contents
MW Transmission Evolution
Key Features for Future Oriented MW
nnova ve Successful Story
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1 Smooth Migration Future oriented System Design
Hybrid & Native System Design
Flexible for Various Network
Hitless and dynamic capacity allocation between TDM and IP service, none is mapped over the other TDM
100% Packet
Native TDM Any Traffic Mix
Native IP IP
Smooth migration from 2G to 3G/LTE
Same hardware for TDM and IP service TCO reduction and competitive power enhancement
100% Circuit
E1 E1 E1+Eth
BTS E1 Eth Node BTS B
Hybrid & Native System Design Traditional Native transmission transmissionSolution Solution
Bandwidth Sharing
TDM Frame
TDM
Wireless Channel Radio Frame
MUX MUX
Eth Frame Eth Frame
Eth
Max 311Mbps Max 400Mbps
TDM Frame
Frame Mapping
Higher throughputs
LowerLatency latency Optimal utilization of radio link bandwidth
2 Rapidly Increased Bandwidth Enhanced Service Classification Adaptive Coding & Modulation
Enhanced QoS Technology
Enhanced ETH Technology
Fully Integrated L2 Ethernet Switching Functionality Including VLAN based switching and MAC address learning
Extended Quality of Service
Traffic Classification Criteria: VLAN 802.1p, Diffserv Queuing and Scheduling: Strict priority, Weighted Round Robin (WRR), Hybrid
ACM Technology
Real time service Non-real time service
Typical 4E1 7MHz channel 99.999% availability
Up to 4E1 + 40M
7MHz channel 4E1 @ 99.999% availability
40M @ 99.9% availability
QPSK
Fixed modulation
256QAM QPSK
Adaptive Coding & Modulation
Benefits of ACM Higher Spectrum Efficiency @ Same D&C
Spectrum
Capacity Higher Throughput @ Same D&S
Distance Longer Distance @ Same S&C
3 Complex Hub Site Integrated System Design Build-in ADM functionality
Nodal Design
IDU
ADM Complex Hub Site
IDU Nodal IDU IDU
Optimal solution
Lower Investment Easier Operation Easier Maintenance
IDU
4 High Quality IP Transmission Clock solution for IP transmission Wireless Ethernet ring Protection
High Accuracy Clock for IP BTS E1
GPS
Hybrid MW Network
Node B Eth
E1/STM1 t
Node B GPS
Eth
Traditional clock synchronization solution
BSC/RNC
Network synchronization is realized by GPS-receiver Expensive GPS equipment, more sites, more investment
New solution saves GPS-receiver for 3G station
Sync Eth.(G.8261) and 1588v2 provide high accuracy clock synchronization Save investment for GPS-receiver
Wireless Ethernet Ring
A
Packet or TDM based fiber aggregation network or leased lines
Ring site #1
Wireless
Tail site #1
Carrier Ethernet
Fiber site
Ring
RNC
B Ring site #2
C Tail site #2
Ring site #3
Wireless Ethernet Ring
A
Packet or TDM based fiber aggregation network or leased lines
Ring site #1
Wireless
Tail site #1
Carrier Ethernet
Fiber site
Ring
RNC
B Services A & B & C now share the same radio link resulting in higher traffic load.
Ring site #2
Service A&B is restored using alternate path over the ring.
Ring site #3
C Tail site #2
QoS is used to provide service differentiation for high priority and delay sensitive traffic.
Contents
MW Transmission Evolution
Key Features for Future Oriented MW
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������� �������� �������� ������ SDR architecture is a new generation unified hardware platform developed
by ZTE, which leading in the industry Next generation Microwave IDU is also developed on this platform Adopt universal board design to increase the system flexibility. ZTE NR MW
ZTE 2G
ZTE 3G
ZTE 4G/LTE Integrated with BS system
High Performance
High Reliability
Cost Effective
ZTE Microwave NR8000 Series NR8250 2GE,1STM-4,8E1 6 ways ACM SyncE Nodal solution
NR8050 400M ETH ACM SyncE Integrated solution (SDR based)
.
• NR8150(V1.00)
.
.
• NR8250(V1.00)
• NR8050(V1.00)
NR8150 2GE,4FE,16/32/48E1 ACM SyncE End Access Solution
Nodal Solution-NR8250 NR8250 Series
Up to 6 ways
Core unit
Modem Unit All outdoor solution - Install on Tower - Install on Ground - Zero Footprint
2U
Traffic Interface ower un
NR8250 - based on same platform with SDR BBU Build-in ADM multiplexer, support digital cross connect. Smooth upgrade from 2+0 east-west to 6+0 multi-directional configuration. TU and MU can support mixed insertion. Flexible Configuration.
ZTE Nodal Microwave Solution
High integrity and unified structure. Fast engineering and simplified network structure. Low CAPEX, suitable for aggregation site.
Benefits
Integrated Solution-NR8050 Integrated Solution with ZTE BS
ZTE SDR Base Station ZXMW compact modulation card All outdoor Cabinet Station
ZTE Nodal Microwave Solution
Compact modulation card embedded design. Support SDR platform integrated installation and hot-plug. Provide the internal traffic channel to the BS backhaul
Easy to combine with ZTE SDR platform. Less space occupied. Integrated O&M and easy operation and maintenance. Low CAPEX+OPEX.
Benefits
NR8050 Series
Typical Scenario of NR8000
NR8120
NR8120
BS of other Vendor
NR8250 Nodal Microwave MW AMC CARD
NR8250 All Outdoor Integrated with ZTE SDR BS NR8050
Unified NMS Solution, Powerful Management NMS level
NetNumen U32 integrated NMS platform
R31 T31
EMS level
NE level
N31
e v a w o r c i M
n o i s s i m s n a r T
M31
A M D C W & M S G
-Fault Management -Topology Management -Performance Management
N A S M & N G N
NR8000 Series, Great TCO saving IP-dominate era needs cost-effective solution NR8000 series not only simplify the network structure, but also improves the reliability, stability, decreases CAPEX+OPEX, which ultimately leads to ‘Green’ MW.
Spectrum Efficiency
Nodal Capability
Built-in ADM functionality
ACM save spectrum cost
High Ethernet throughput
Service Classification (QoS)
O Ex
Smooth Migration
TDM Hybrid IP
Unified ZTE SDR platform
CapEx↓
OpEx↓
NR8000 Series
Network Reliability
Wireless ring protection
High Accuracy Clock for IP
CapEx↓
OpEx↓
NR8250 Version Planning V1.00 Frequency Band
6 ~ 38GHz
Bandwidth
V1.10
V1.20
New functions Traffic Interfaces
New functions Traffic Interfaces
7 ~ 56M
Modulation
QPSK, 16QAM ~ 256QAM
Traffic Interfaces
1*STM-4+8*E1+ADM 2*GE+ACM
Service Interfaces
EOW, ETH
Operation and Maintenance
Web Server NetNumen R31
KPI Statistic
2*STM-1+8*E1+ADM
3*GE+8*E1+ACM 16E1
Ethernet Features
SuperPDH
2*GE+4*FE
1588v2 syncETH
Max 75E1
Max ETH Throughput
800M(XPIC)
Protection
STP/RSTP/MSTP
Integration
Intercommunicate with PR10 S400/S500
Max ETH Throughput
400M
• NR8250
Protection
1+1 HSB/SD/FD SNCP
Nodal Solution
2U
Max 6*Way
2010.Q1
2010.Q3
2011.Q2
NR8050 Version Planning V1.00 Frequency Band
6 ~ 38GHz
Bandwidth
V1.10 New functions Protection
1+1 HSB/SD
7 ~ 56M
Modulation
QPSK, 16QAM ~ 256QAM
Management Port
1*FE
Service Interfaces
EOW
Operation and Maintenance
Web Server NetNumen R31 KPI Statistic
• NR8050
Traffic Interfaces
16E1 1*GE+ACM
Max ETH Throughput
400M
Protection
1+0
2010.Q1
2011.Q1
NR8150 Version Planning V1.00 Frequency Band
6 ~ 38GHz
Bandwidth
7 ~ 56M
Modulation
QPSK, 16QAM ~ 256QAM
Service Interfaces
EOW, ETH
Operation and Maintenance
Web Server NetNumen R31 2*STM-1+8*E1+ADM 3*GE+8*E1+ACM 1*GE+ACM
Max ETH Throughput
800M(XPIC)
Protection
1+1 HSB/SD/FD SNCP STP/RSTP
Configuration
1+1, 2+0 XPIC, East-West
2010.Q4
• NR8150
Contents
MW Transmission Evolution
Key Features for Future Oriented MW
nnova ve Successful Story
o u on
CSL Leading IP MW commercial deployment in Hong Kong
Challenges
Fast 3G data service growth needed more bandwidth
Low efficiency of traditional MW leading to high TCO
Hop by hop construction brought complicated network
ZTE Solution
IP MW solution with up to 256QAM adaptive modulation
Native Ethernet mapping to microwave frame in air to increase transmission capability
Flexible, fast and reliable P2MP microwave network
What benefits for HK CSL
The highest link Ethernet throughput and future-oriented to all-IP mobile backhaul
The stable link performance and network reliability
IP microwave solution saves 17% TCO
“ ZTE offers a full range of end-to-end solutions, and quickly meet the needs of our various aspects of the demand for customization. We have chosen ZTE as a partner which will help us to gain a leading position in the market ” ---- CSL CEO Tarek Robbiati
Summary
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