Download pdf - Huawei GPON

OFC Workshop: Access Network I

C t d N t G tiCurrent and Next Generation Optical Access NetworksOptical Access Networks

Implementation, Deployment & Evolution

www.huawei.com

Ning Cheng

Huawei Technologies USAHuawei Technologies USA

March 22, 2009

HUAWEI TECHNOLOGIES CO., LTD. Huawei Confidential

目目B db d A N t k

目录目录 Broadband Access Networks录录

Current Generation PONsCurrent Generation PONs

Next Generation Optical Access

Optical and Wireless Integration

SSummary

HUAWEI TECHNOLOGIES CO., LTD. Huawei Confidential Page 2



Current Generation PONsCurrent Generation PONs



SSummary


Broadband Access MarketBroadband Access Market

Market PushMarket PushMarket Push• Multimedia applications

Market Push• Multimedia applicationsTechnology PullTechnology PullBusiness CompetitionsBusiness Competitions

Worldwide deployment of broadband optical access

• Multimedia applicationsWeb, file sharing, VoIP, VoD, etc

• Multimedia applicationsWeb, file sharing, VoIP, VoD, etc

• Copper wire technologies• Copper wire technologiesBusiness Competitions

• Government deregulationBusiness Competitions

• Government deregulationConvergence of optical & wireless technologiesWeb, file sharing, VoIP, VoD, etc

• Quadruple play & QoSWeb, file sharing, VoIP, VoD, etc

• Quadruple play & QoS• Passive optical networksWi l

• Passive optical networksWi l

g• Competition strategies

g• Competition strategiesp p y

Voice, Data, Video & Mobilityp p y

Voice, Data, Video & Mobility• Wireless access• Wireless access


Broadband Optical AccessBroadband Optical Access

Network Architecture• Point-to-point: Active Ethernet• Point-to-multipoint: tree topology

High bandwidth and low cost per bitFTTx for Broadband Access

High-bandwidth and low cost per bitHigh reliability and easy maintenance

Access schemes ONU

• TDM• WDM

Fiber to the office/business• SCM/OFDM• OCDMA

ONU

Central Office

VDSL WiFi etc

OLTStreet cabinet

Splitteror WDM

VDSL, WiFi, etc.Fiber to the curb/neighborhood

ONTOLT: Optical Line TerminalONU: Optical Network UnitONT: Optical Network Terminal Fiber to the home/user

10 – 20 km


ONT: Optical Network Terminal Fiber to the home/user

Global FTTx Deployment

90

Global FTTx Deployment

80

90

GPONEPON

639%

38.8460

70 BPONP2P 370%

20.6540

50206% 175%

EPON

GPON

22.6927.65

2 480 530.190.060 02

8.16

20

30 87% 60% 88%

2.971.670.990.660.44 4.84 7.22 10.043.412.672.141.611.27 3.77 3.93 3.9512.457.774.161.690.2317.532.480.530.190.02

0

10

20 22%

4.8402004 2005 2006 2007 2008 2009 2010 2011

*source: Infonetics 2008


source: Infonetics, 2008



Passive Optical NetworksPassive Optical Networks



SSummary


Huawei’s SmartAX Product for Broadband Access

End-userCabinet BuildingCOAggr&Core End-userCabinet BuildingCOAggr&Core

Residential

FTTCVDSL2

POTSADSL2+

GEIP/MPLS

Business

VDSL2

VDSL2LANPON

Fiber P2P

GEIP/MPLS

Wireless

FTTBSplitter

FTTHMA5600T

One Platform, to fit multiple network scenarios with series product: FTTCo/FTTC/FTTB/FTTH

One IP/Ethernet System Architecture, to provide multi service: Voice/Data/Video

One Product to provide various access tech: POTS/ADSL2+/VDSL2/GPON/P2POne Product, to provide various access tech: POTS/ADSL2+/VDSL2/GPON/P2P

One Network, to provide services for all market sectors: Residential/Business/Mobile Backhaul

Increase revenue, decrease TCO and support long term evolution of access network


pp g

SmartAX Product DeploymentSmartAX Product Deployment

1 million GPON subscriber lines shipped by the end of 200727 commercial deployment worldwide with Tier 1 customers


27 commercial deployment worldwide with Tier 1 customers

Integrated Platform for Business AccessIntegrated Platform for Business Access

SOHOPON OLT PSTNSDH/SONET

MA5600T E1/STM-1

SMB10GE

IP/MPLS Internet/VPN

P2P Fiber for high end customersSDU/MDU• Single fiber solution to save fiber resource• High density with 16 P2P port for each board

GPON/EPON for SMB customersGovernment

GPON/EPON for SMB customers• Supports native TDM service• Support E1/T1/STM-1/OC-3 uplink

BankEnterprise


Mobile Backhaul ServicesMobile Backhaul Services

CESoP mode

E1/T1

Native TDM mode

PWE3 Gateway

CESoPG.SHDSL

IP Core

BTS/Node B

CESoP over G.SHDSL

Network ClockCESoP

GatewayG.SHDSL Modem

2G/3G

MPLS PWE3

MA5600TE1/T1/STM-1/OC-3

SDH/SONETTDM over GPON

Native TDM mode• Guarantee the best QoS for mobile traffic

S /SO

E1/T1

ONT

• Reuse existing SDH/SONET networkCESoP mode (Circuit Emulation Services over PON)

• Support long term evolution to ALL IP networkBTS/Node B







SSummary


Requirements for Next Generation PONRequirements for Next Generation PON

Smooth E ol tionSmooth E ol tionExtended ReachExtended ReachSmooth EvolutionCoexistence of PON & NGPON

Smooth EvolutionCoexistence of PON & NGPONHigher BandwidthHigher Bandwidth

Extended ReachLonger reach: 60~100km

Extended ReachLonger reach: 60~100km10G PONsCoexistence of PON & NGPON

Fiber plant untouchedCoexistence of PON & NGPON

Fiber plant untouched2.5G/1.25G → 10G2.5G/1.25G → 10Gg 60 00

Larger splitting ratio: ≥ 1:128g 60 00

Larger splitting ratio: ≥ 1:128pp


Broadband Fiber Access NetworkBroadband Fiber Access Network

TDM PONs WDMTDM PONs WDM PONBPON EPON GPON 10G EPON XG-PON1 XG-PON2

IEEEStandards ITU G.983 IEEE

802.3ah ITU G.984IEEE

P802.3av(draft)

FSAN FSAN None

P lFraming ATM Ethernet GEM Ethernet GEM GEM ProtocolIndependent

Maximum Bandwidth 622 Mb/s 1 25Gb/s 2.5 Gb/s 10 3125Gb/s 10Gb/s 10Gb/s 1 – 10 Gb/s Maximum Bandwidth 622 Mb/s 1.25Gb/s 1.25Gb/s 10.3125Gb/s 2.5Gb/s 10Gb/s per channel

User per PON 16 - 32 16 - 32 32 - 64 ≥ 64 ≥ 64 ≥ 64 16 - 32

B d idth 20 40Mb/ 30 60Mb/ 40 80 Mb/ ≥ 100 Mb/ ≥ 100 Mb/ ≥ 100 Mb/ 1 10 Gb/Bandwidth per user 20 – 40Mb/s 30 – 60Mb/s 40 – 80 Mb/s ≥ 100 Mb/s ≥ 100 Mb/s ≥ 100 Mb/s 1 – 10 Gb/s

Video RF/IP RF/IP RF/IP RF/IP RF/IP RF/IP

Cost Low Low Medium High High High Very highCost Low Low Medium High High High Very high

Current Generation Next Generation Future


XG-PON1 Prototype and GPON CoexistenceXG PON1 Prototype and GPON Coexistence

GPON and XG-PON1 Coexist Huawei’s XG PON1 prototypeXG-PON1• Downstream: 10Gb/s @ 1577nm• Upstream: 2.5Gb/s @ 1270nm

Huawei s XG-PON1 prototype

GPON• Downstream: 2.5Gb/s @ 1490nm• Upstream: 1.25Gb/s @ 1310nm

GPON ONU

XGPON1 ONU splitterWDM

GPONOLT

GPON ONU

pWDM

XGPON1

XGPON1 ONU

OLT

XG-PON1 and GPON Coexistence


XGPON1 ONU

10G EPON Prototype Development10G EPON Prototype Development

Key Technologies

G/ G

Prototype Development

Huawei 10G/1G dual rate receiver

10G EPON Prototype

Prototype Development• 10Gb/s burst mode clock and data

recovery with low cost components

10G Burst Mode Receiver• Overload power: -6 dBmrecovery with low cost components

• Low cost dual rate burst mode receiver • Lock time: < 200 ns


WDM PON TestbedWDM PON Testbed

16 WDM channels in C-band with 2nm channel spacing1.25Gb/s per user, bidirectional transmission with wavelength reuseColorless ONU based on reflective semiconductor optical amplifier

ONU1TX

OLTλ1

1.25Gb/s

1.25Gb/s1.25Gb/s

1 25Gb/

1.25Gb/s

Seed light

PC: HDTV

λ1

RSOA

PDRX

TXλn

1.25Gb/s1.25Gb/s1.25Gb/s

λ120km光纤

1.25Gb/s

1.25Gb/s1.25Gb/s

1 25Gb/s

1.25Gb/s

RX

ONUn

λ1

λnRSOA

PDRX

TX

VOA

1.25Gb/s

1.25Gb/s1.25Gb/s

1.25Gb/s

1.25Gb/s

1.25Gb/s

1.25Gb/s1.25Gb/s1.25Gb/s

λn 1.25Gb/s

WDM PON testbed

PCHDTV 交换机

WDM PON prototype







SSummary


Fixed and Mobile ConvergenceFixed and Mobile Convergence

BTS/NodeB BSC/RNC

BTS/NodeBBSC/RNC

SDH/ATMEnterprise

Enterprise

?

p

Residential BRASMetro Aggr

Residential

BRASDSLAM

Enterprise

Unified Networks forTwo separate Networks• Mobile backhaul• Broadband access

• Fixed & mobile networks• High OPEX for maintenance


Challenges in Mobile BackhaulChallenges in Mobile Backhaul

Traffic increase but revenue decrease WCDMA/GSM: Frequency synchronTraffic increase but revenue decreasePer bit cost must be cut down

WCDMA/GSM: Frequency synchron.CDMA2000/LTE: Phase synchronization

Low Cost Synchronization

Mobile Backhaul

High Bandwidth Wide CoverageHigh Bandwidth Wide Coverage

WCDMA/HSPA: 50M bandwidthLTE eNB: 1G or more

2G/3G/4G Base station widely deployedA convenient backhaul media is required


PON for Mobile BackhaulPON for Mobile Backhaul

3G3G

3G Enterprise

G

3G

COOLT

2G

Home

O ti l t k f id ti l t i d bil BSOptical access network for residential, enterprise and mobile BSPONs support timing and frequency synchronizationE t d l i fib d d l t tEasy to deploy, saving fibers and deployment cost Save CAPEX and OPEX, reduce TCO for service providers


PON/P2P/DSL Mobile Backhaul SolutionsPON/P2P/DSL Mobile Backhaul Solutions

iManager U2000Large bandwidth: 10G PON readyLarge bandwidth: 10G PON ready g

NodeB/eNB

g yHigh reliability: 50ms protectionPrecision clock: 0.01ppm

g yHigh reliability: 50ms protectionPrecision clock: 0.01ppm

BSC/RNC/GWMA5600TMA5600

Dense City

BTS

CBU

PON SONET/SDH

MA5600

Urban

CBU

Packet Transport

UrbanFemtocell

Wifi APCBU

GE/FE

DSLSmall Town CBU

BTS

Leasing LineHome

CBUNodeB







SSummary


SummarySummary

Passive Optical NetworksPassive Optical Networks• GPON/EPON alleviates first/last mile bottleneck• 10G PON will be the next wave for broadband access• Yet to come is the future generation WDM PONs

Integrated Optical-Wireless Networks• Provide bandwidth and mobility for quadruple play• PON is a low cost solution for mobile backhaul• PON + wireless for ubiquitous broadband access


Integrated Broadband Access NetworksIntegrated Broadband Access Networks

ONUWiFi

Central Office

residential

ONU

VDSL

TDM/WDM/OFDM PON

Home NetworksVDSLCabinet

Business

OLTDSLAM

λ1λ2

DigitalBaseband

GSplitter

Cellular &WiFi/WiMax

P2P GE

Baseband

SCM/OFDM

λ2λ3λ4A

WG

MA5600T

Wireless Networks

Remote NodeSCM/OFDM

IF/RF

Anyone, anywhere, anytime, anymedia communications


AcknowledgementAcknowledgement

Huawei Technologies USAHuawei Technologies USA• Advanced Technology Department

Frank Effenberger, Cheewah Lee, and Zhishan Fengg , , g

Huawei Technologies China• Advanced Technology Department, Wireline Networks

Sam Wang, Wei Guo, Huafeng Lin, Zhenxing Liao, Tao Yang

University Collaborator• Prof Lenoid Kazovsky Stanford University• Prof. Lenoid Kazovsky, Stanford University

Industrial Partners• Dr. Tom Banwell, Telcordia


Thank you!a you


Appendix

GPON for Mobile Backhaul

www.huawei.com

HUAWEI TECHNOLOGIES CO., LTD. Huawei Confidential

Mobile Back Bandwidth RequirementMobile Back Bandwidth Requirement

3G/HSDPA(R5)

3G(R99/R4)2G

WiMAX

3G/HSPA+(R8?)

3G/HSxPA(R6R7)

GPON(1 8)

LTE

Technology

Base station

ADSL2+

VDSL2

GPON(1:8)Technology

g.shdsl.bis (4 pairs bonding)

ADSL2+

g.shdsl (4 pairs bonding)

Upstream DownstreamMbps

150 100 25 20 10 5 0 5 10 20 25 100 15015 300


Synchronization in Cellular NetworksSynchronization in Cellular Networks

RNCRNC

Node ANode B

Standard Frequency Time

GSM/WCDMA 50ppb NA

Access network CDMA/CDMA200 50ppb 3us

TD-SCDMA 50ppb 3us

Mobile

WiMAX TDD 50ppb 1us

LTE 50ppb 1~8ushandover

GPS in base station: current solution but costly

Mobile

GPS in base station: current solution but costlyRecover timing from data (ITU-T G.8261): Circuit emulator: IETF PWE3/ITU-T Y.1413Circuit emulator: IETF PWE3/ITU T Y.1413Timing over packets: G.8261/IEEE1588
