OTC103002 OptiX BWS 1600G System Description ISSUE1.0

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)



8Internal Use






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






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






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






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.

OTC103002 OptiX BWS 1600G System Description ISSUE1.0

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Transcript of OTC103002 OptiX BWS 1600G System Description ISSUE1.0