otc103002 optix bws 1600g system description issue1.0
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1
Confidential Information of Huawei. No Spreading without Permission.
OTC103002 OptiX BWS 1600G System Description
ISSUE 1.0
2Internal Use
Course ObjectivesCourse Objectives
Upon completion of this course, you will be able to:
Grasp the general function of OptiX BWS 1600G DWDM System
Know the name of boards in OptiX BWS 1600G DWDM System
Understand the protection and features of the OptiX BWS 1600G DWDM System
3Internal Use
Chapter 1 System Overview
Chapter 2 System Structure
Chapter 3 System Feature
Chapter 4 System Application
Chapter 5 Case Study
4Internal Use
The position of OptiX BWS 1600G system in The position of OptiX BWS 1600G system in an optical transmission networkan optical transmission network
OptiX BWS 1600GOptiX BWS 320G
Backbone Layer
OptiX Metro 3100
OptiX 2500+
OptiX Metro 6100OptiX 10G
OptiX 10G
OptiX 2500+
OptiX 155/622OptiX Metro 500/1000
OptiX Metro 500/1000
Tandem Layer
Access Layer
OptiX Metro 6100 OptiX Metro 6100
OptiX Metro 6100
OptiX 2500+
OptiX 155/622
OptiX 155622H
160 channels 32 channels
STM-16 32 channelsSTM-64
STM-16STM-4
STM-4/1
STM-4/1
STM-4/1OptiX Metro 3000
OptiX OSN 9500OptiX BWS 1600G
5Internal Use
OptiOptiXX BWS 1600G System Overview BWS 1600G System Overview
Network elementNetwork element• Optical Terminal Multiplexer• Optical Line Amplifier• Optical Add/Drop Multiplexer• Regenerator
Network function unitNetwork function unit• Optical Transponder Unit• Optical amplifier unit• MUX/DEMUX/OADM unit• Control unit• Optical supervisor unit• Maintenance unit
•Topology: Line, chain, ring
•Protection 1+ 1 Line/OTU protection 1 : 8 OTU protection 1+ 1 for timing unit
Topology/protectionTopology/protection
OLAOLA OLA
Simple unified network platform from common distance to ultra long-haul.Simple unified network platform from common distance to ultra long-haul.MUX/
DeMUXMUX
DeMUXOAOA
OTUOTU
6Internal Use
OptiOptiXX BWS 1600G Bandwidth Performance BWS 1600G Bandwidth Performance
1529.55nm196.00THz
1560.61nm192.10THz
1529.16nm196.05THz
1560.20nm192.15THz
1570.42nm190.90THz
1603.17nm187.00THz
1570.82nm190.85THz
1603.57nm186.95THz
C-EVEN: 192.10THz-196.00THz(1529.55nm-1560.61nm)C-ODD: 192.15THz-196.05THz(1529.16nm-1560.20nm)L-EVEN: 187.00THz-190.90THz(1570.42nm-1603.17nm)L-ODD: 186.95THz-190.85THz(1570.82nm-1603.57nm)
C-band
L-band
•C+ L-band (160 channels) •C-band:192.1-196.0THz & 192.15-196.05THz, 100GHz spacing.•L-band:187.0-190.9THz & 186.95-190.85THz, 100GHz spacing.
7Internal Use
Types of OptiTypes of OptiXX BWS 1600G System BWS 1600G System
Types Channel spacing
Characteristics of five types of systems
OptiX BWS 1600G-I
50GHz Scalable 1600G system, support long haul and large capacity transmission.
OptiX BWS 1600G-II
100GHz 80 channel system(40 channels in C-band and 40 channels in L-band), each channel can carry up to 10Gbps, Maximum capacity is 800Gbps.
OptiX BWS 1600G-III
100GHz 40 channels in C-band, each channel can carry up to 10Gbps, Maximum capacity is 400Gbps
OptiX BWS 1600G-IV
100GHz For G.653 fiber, mainly be used in L-band.
OptiX BWS 1600G-V
100GHz 40 channels in C-band, each channel can carry up to 2.5Gbps, Maximum capacity is 100Gbps
OptiX BWS 1600G-VI(LHP)
100GHz 40 channels in C-band, each channel can carry up to 10Gbps, Maximum capacity is 400Gbps
200GHz 10 channels in C-band, each channel can carry up to 10Gbps, Maximum capacity is 100Gbps
8Internal Use
Chapter 1 System Overview
Chapter 2 System Structure
Chapter 3 System Feature
Chapter 4 System Application
Chapter 5 Case Study
9Internal Use
OptiOptiXX BWS 1600G System Diagram BWS 1600G System Diagram
Single fiber, unidirectional. Customer-tailored capacity:Ⅰ: 160λ×10G, C+L Band, 50GHz
Ⅱ: 80λ×10G, C+L Band, 100GHz
Ⅲ: 40λ×10G, C-Band, 100GHz
Ⅳ: 16λ×10G, L-Band, 100GHz
(Only for G.653 fiber)
Ⅴ: 40λ×2.5G, C-Band, 100GHz Open and integrated
system structure are both
available.
10Internal Use
OptiOptiXX BWS 1600G Major Transponder Units BWS 1600G Major Transponder Units
LWF/LWFS/LWS STM-64 Transmit-receive Line Wavelength Conversion Unit
OCU/OCUS/TMX/TMXS Quadruple STM-16 Multiplex Optical Wavelength Conversion Unit
LDG 2 x Gigabit Ethernet Unit
LBE/LBES 10GE Transceiving Wavelength Conversion Board
LWX Arbitrary Bit Rate Wavelength Conversion Unit(34M-2.5G)
LWM Multi-rate Optical Wavelength Conversion Unit
LGS 1 x GE and 1 x STM-1/4 Combiner Board
LQS 4 x STM-1/4 Multiplex Optical Wavelength Conversion Board
AP4 4-Channel Protocol-Independent Service Convergence Board
EC8 8 x ESCON (enterprise system connection) Service Convergence Board
LRF/LRFS/LRS/TRC/TRC1/TWC/TMR
Regenerating boards
11Internal Use
OptiOptiXX BWS 1600G Functional Units BWS 1600G Functional Units
M40 40 channels Multiplexing Unit
V40 40 channels Multiplexing Unit with 40 VOAs
D40 40 channels Demultiplexing Unit
MR2 2-channel Add/Drop Unit
MB2 Expandable 2-Channel Optical Add/Drop Multiplexing Board
OAU/OBU/OPU Optical Amplifier Unit
RPC/RPL/RPA Raman Pump Unit
MCA Multi-channel Analyzer Unit
SCC/SCE System Communication Unit
SC1/SC2/TC1/TC2 Supervisory Channel Unit/System Communication Unit
VA4/VOA Variable Optical Attenuator
ITL Interleaver Unit
FIU Fiber Interface Unit
DCM Dispersion Compensation Module
OCP Optical Channel Protection
OLP Optical Line Protection unit
SCS Sync optical Channel Separator
12Internal Use
OptiOptiXX BWS 1600G subrack BWS 1600G subrack
Sub-rack Description
1. Interface Area
2. Air damper
3. Ventilation Tunnel
4. Board Area
5. Fiber Spool
6. Fiber Outlet Area
7. Fan Tray (with air
filter )
8. Front Door
9. Hook
13Internal Use
OptiOptiXX BWS 1600G OTM Layout BWS 1600G OTM Layout
C/L - band full configurationIndustry density:Industry density:
160 channels in 6 racks.160 channels in 6 racks. 80 channels in 3 racks.80 channels in 3 racks. 40 channels in 2 racks.40 channels in 2 racks.
SuperWDM is available.SuperWDM is available.Abundant access service:Abundant access service:SDH/SONET(155M/622M/2.5G/10G), POSDH/SONET(155M/622M/2.5G/10G), POS, GE, X-rate (34M-2.5G)S, GE, X-rate (34M-2.5G)TMUX function:TMUX function: 4x2.5G, 2xGE, 155M/622M/2.5G4x2.5G, 2xGE, 155M/622M/2.5G3R function .3R function .FEC and EFEC function.FEC and EFEC function.Built-in VOA in amplifier unit.Built-in VOA in amplifier unit.Built-in OSA unit available.Built-in OSA unit available.Built-in VOA in OTU/MUX/DeMUX (oBuilt-in VOA in OTU/MUX/DeMUX (optional).ptional).Raman amplifier unit (optional).Raman amplifier unit (optional).
14Internal Use
One unified amplifier unit (OAU) :
Reduce spare part, maintenance cost
saving.Built-in VOA in OAU:
Easy installation and maintenance, avoiding
any manual interposition.Non software/hardware interruption at
network expansion.IPA/APSD function against fiber cut-off.Optional ROPA to extend single hop.Optional OLP for optical line protection.
OptiOptiXX BWS 1600G OLA Layout BWS 1600G OLA Layout
15Internal Use
OptiOptiXX BWS 1600G OADM Layout BWS 1600G OADM Layout
Up to 16 channels can be added
or dropped arbitrarily in serial OAD
M.Band-filter OADM: low insert los
sTwo OTMs back-to-back are equ
al to one parellel OADM.
16Internal Use
Chapter 1 System Overview
Chapter 2 System Structure
Chapter 3 System Feature
Chapter 4 System Application
Chapter 5 Case Study
17Internal Use
Revolutionary SuperWDM TechnologyRevolutionary SuperWDM Technology- - Raman-free for LH- - Raman-free for LH
• SuperWDM realize long haul based on common DWDM equipment.
• Perfect performance on all-type fiber: G.652 , G.653 and G.655 fibers.
OLAOLA
SuperWDM reduce costs and enhance reliability based on technical revolution:
Completely solves the distance problems of DWDM transport.
Adopting SuperCRZSuperCRZ in transmitter to enhance the ULH capability of optical signal.
Realizing up to 4000km transport without REGs or Raman amplifiers.
Upgrading multi-span networking capability.
SuperWDMSuperWDMTranspondersTransponders
SuperWDMSuperWDMTranspondersTranspondersPractical Solutions simplify long-haul network.
18Internal Use
Ultra Long Single-HopUltra Long Single-Hop
OptiX BWS 1600G enhances single-hop ability of up to 53dB.
It can use ROPA, Raman and EDFA together.
So it realizes network cost and maintenance cost saving.
200km transport
OLA OAOA
OAOA
19Internal Use
Efficient Optical ProtectionEfficient Optical Protection(Ⅰ)(Ⅰ)
Efficient Optical ProtectionEfficient Optical Protection(Ⅰ)(Ⅰ)
• 1:8 End to end wavelength protection.• Substantial network wavelength resource saving.
Industry-Unique Transponder Units ProtectionIndustry-Unique Transponder Units Protection
20Internal Use
Dual-feed Selective-ReceivingDual-feed Selective-Receiving
Local decision, Fast switch.Local decision, Fast switch.
Processing and switching in OLP board.Processing and switching in OLP board.
Protection against the fiber cable route’s failure .Protection against the fiber cable route’s failure .
Efficient Optical ProtectionEfficient Optical Protection(Ⅱ)(Ⅱ)
Efficient Optical ProtectionEfficient Optical Protection(Ⅱ)(Ⅱ)
21Internal Use
Dual-feed Selective-ReceivingDual-feed Selective-ReceivingLocal decision, Fast switch(<50 ms).Local decision, Fast switch(<50 ms).
It is also availble for 1+1 transponder unit protection of certain important traffic.It is also availble for 1+1 transponder unit protection of certain important traffic.
Processing and switching in received transponder units.Processing and switching in received transponder units.
1+1 OTU Protection
Efficient Optical ProtectionEfficient Optical Protection(Ⅲ)(Ⅲ)
Efficient Optical ProtectionEfficient Optical Protection(Ⅲ)(Ⅲ)
22Internal Use
Industry-unique Timing Transport FunctionIndustry-unique Timing Transport Function- - - - Providing a new option for synchronous transmissionProviding a new option for synchronous transmission
Industry-unique Timing Transport FunctionIndustry-unique Timing Transport Function- - - - Providing a new option for synchronous transmissionProviding a new option for synchronous transmission
•3 Timing signals transport simultaneously
•Adding/dropping at arbitrary nodes
•1+1 equipment redundancy
•On OSC by PDH mode
TimingSignal
Tx
SDH Network
OptiX BWS 1600G
TimingSignal
Rx
PDH Network
23Internal Use
Optimizes Optical Performance:Optimizes Optical Performance:- - - - Optical Power EqualizationOptical Power Equalization
Gain Flattening FilterGain Flattening Filter
Channel PowerChannel Power
Channel PowerChannel Power
Optical Equalization:Pre-Equalization: built-in VOA inside transponders, NMS-based adjustable.Gain Flattening Filter: inside EDFAs or in-line, fixed.Equalization station: for more than 10 OAs cascading, NMS-based adjustable.
Pre-EqualizationPre-EqualizationOptical Equalization StationOptical Equalization Station
Benefit :Optimizes channel OSNR.Depress EDFA gain competition.Enhances transport distance.
24Internal Use
Convenient Network Maintenance ( )Ⅰ- - Built-in Optical Spectrum Analyzer
Built-in OSA:
Supports remote optical performance monitoring of channel wavelength.
Power, central wavelength and OSNR.
25Internal Use
Convenient Network Maintenance( )Ⅱ- - VOA, ALC, APR,AGC
Maintenance resource saving without any manual interruption:
Automatically adjustable to fiber broken, span loss changed or wavelength add/drop.
IPA function responds to fiber broken.
ALC function responds to span loss changed caused by external stress or fiber aging.
AGC function responds to wavelength add/drop
Note: ALC: Auto Level Control IPA: Intelligent Power Adjustment AGC:Auto Gain Control Note: ALC: Auto Level Control IPA: Intelligent Power Adjustment AGC:Auto Gain Control
26Internal Use
Convenient Network Maintenance ( )Ⅲ- - Optical-Time-Domain-Reflectometer
Repair time saving : In case of fiber cut-off, the operator can locate the break-point immediately
Built-in OTDR units support remote optical fiber performance monitoring of loss distribution and return-loss point distribution, providing original figure for system maintenance..
27Internal Use
Convenient Network Maintenance ( )Ⅳ - - Quick Error Location
B1, B2 and J0 byte check function provides quick error location to ensure whether
the fault locates in SDH or DWDM system conveniently.
28Internal Use
Network Maintenance( ):Ⅴ- - Unified Network Management System
PON/APON
OptiX BWS 320G
OptiX 10GOptiX Metro3xxx
Metro1xxx
OptiX Metro3xxx
OptiX Metro6100
160 10G3210G
32λ10G/2.5G
SDH/ATM/IP
OptiX BWS 1600G
OptiX 2500+
OptiX iManager T2000/T2100/ONS
Unified NMS saves NMS costs and human resources
OptiX Metro6040
29Internal Use
Chapter 1 System Overview
Chapter 2 System Structure
Chapter 3 System Feature
Chapter 4 System Application
Chapter 5 Case Study
30Internal Use
OptiOptiXX BWS 1600G Networking Application BWS 1600G Networking Application
Point-to-Point Chain
Ring
OptiX
OTM
OptiX
OADMOptiX
OTM
OptiX
OADMOptiX
OADM
OptiX
OTM
OptiX
OTM
OptiX
OTM
OptiX
OTM
31Internal Use
OptiOptiXX BWS 1600G Span Performance BWS 1600G Span Performance
800G
C+L Band, 100GHz spacing, 80×10Gb/s
FEC: 10×22dB, 5×25dB, 1×32dB.
400G
C Band, 100GHz spacing, 40×10Gb/s
FEC: 10×22dB, 6×25dB, 1×33dB.
Raman + FEC: 21×23dB, 9×28dB, 2×34dB.
SuperWDM + FEC: 15×28dB,9×33dB, (25~50)×22dB
100G
C Band, 100GHz spacing, 40×2.5Gb/s
FEC: 10×22dB, 6×27dB, 1×38dB
1600G
C+L Band, 50GHz spacing, 160×10Gb/s:
FEC: 7×20dB, 3×24dB, 1×29dB,Raman + FEC:10×22dB, 5×25dB, 1×33dB。
32Internal Use
Chapter 1 System Overview
Chapter 2 System Structure
Chapter 3 System Feature
Chapter 4 System Application
Chapter 5 Case Study
33Internal Use
France LDCOM National Backbone Network- - Adopting SuperWDM to Reduce cost
Plan WavelengthSuperWDM Cost Saving
(vs Conventional DWDM)
Phase 1 8 35 %
Phase 2 16 40 %
Phase 3 24 45 %
Phase 4 32 50 %
Network Cost Comparison at Each Phase
0%
20%
40%
60%
80%
100%
Phase 1 Phase 2 Phase 3 Phase 4
Conventional DWDM SuperWDM
The backbone covers the main cities of France with total distance of 3311km, including 39 stations. Supporting built-in OSA and ALC function reduce OPEX dramatically. Compared to other solutions, SuperWDM realizes 35% - 50% network cost saving.
34Internal Use
Russia Rostelecom National Backbone :- - Adopting SuperWDM at High Loss Fiber
Total network distance is 5000km while SuperWDM span is about 1300km.
Existing fibers are with high loss, which challenge to transparent transport.
SuperWDM enhance system’s span loss budget and reduces REG.
Legend:OTM OLA SuperWDM Span OADM
35Internal Use
OTM-OTM
OADM
STRASBOURG
LYON
MONTPELLIER
TOULOSE
BOURDEAUX
NANTES
PARISRENNES
MARSEILLE
NANCY
France FREETELECOM National Backbone
This National Backbone, covers 77 stations with perimeter of 5700km, including Paris and all the main cities of France, Established for the broadband IP traffic,
36Internal Use
China NetCom National BackboneChina NetCom National BackboneChina NetCom National BackboneChina NetCom National Backbone
TJ BJ
JN
WH
XM
GZ
CHSH
SHZH FZH
ShH
175km381km
390km604km
601km
492km328km
461km
207km344km
HZH
42km
237km
462km
214km
205km
North Ring
South Ring
NB
NJHFWH2 NJ
843km
918km
SHJZH
Zhzh
North Ring: 4500km; South Ring: 5500km. The longest DWDM network in China up to now.
797km
866km
Raman Span:
JN-NJ: 797km
CHSH-GZ: 918km
SHZH-XM: 866km
OTM
Confidential Information of Huawei. No Spreading without Permission.
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