Super-PONScaleFullyPassiveOpticalAccessNetworkstoLongerReachesand

toaSignificantlyHigherNumberofSubscribers

ClaudioDeSantiLiangDuCedricLamJoyJiang

ClaudioDeSanti 2

Agenda

• Super-PONIdea• WhySuper-PON?• Super-PONPMD

ClaudioDeSanti 3

IEEE802.3EPONArchitecture

Upto20Km

Upto64

IEEE802.3Clause64

ClaudioDeSanti 4

Super-PONScalability

Upto50Km

Upto1024PassiveOpticalNetwork

ClaudioDeSanti 5

OLT

ONU1

ONU2

ONUn

CyclicA

WG

ONU1

ONU2

ONUn

ONU1

ONU2

ONUn

... m

FromHere…

OLT

ONU1

ONU2

ONUn

OLT

ONU1

ONU2

ONUn

OLT

ONU1

ONU2

ONUn

…ToHere

DWDM

... q

ClaudioDeSanti 6

10G-EPONl1OLT

10G-EPONl2OLT

10G-EPONlmOLT

…

MUX

DMUX

……

booster

preamp

BANDMUX

ONU1

ONU2

ONUn

CyclicA

WG

ONU1

ONU2

ONUn

ONU1

ONU2

ONUn

... m

• Amplificationenableslongerreach(target:upto50Km)• DWDMenablesmoresubscribers(target:n=64xm=16=1024)• Theopticalnetworkisfullypassive

CO

TheFullPicture

ClaudioDeSanti 7

10G-EPONl1OLT

10G-EPONl2OLT

10G-EPONlmOLT

…

MUX

DMUX

……

booster

preamp

BANDMUX

ONU1

ONU2

ONUn

CyclicA

WG

ONU1

ONU2

ONUn

ONU1

ONU2

ONUn

... m

CO

Super-PONArchitecture– Residential

NewPMD:Duplex,Power,l, …

NewPMD:Power,l, …

Power,l

MUX/AmplifierPower,l

FSRs,l

ClaudioDeSanti 8

10Gl1Pt2Pt

10Gl2Pt2Pt

10GlqPt2Pt

…

MUX

DMUX

……

booster

preamp

BANDMUX

CO

Super-PONArchitecture– PointtoPointSupport

NewPMD:Duplex,Power,l, …

NewPMD:Power,l, …Power,l

MUX/Amplifier

FSRs,l

CyclicA

WG

... q ...

P2P1

P2P2

P2Pq

ClaudioDeSanti 9

ONU1

ONU2

ONUn

CyclicA

WG

ONU1

ONU2

ONUn

ONU1

ONU2

ONUn

... m+q ...

P2P1

P2P2

P2Pq

10G-EPONl1OLT

10G-EPONl2OLT

10G-EPONlmOLT

…

……

BANDMUX

10Gl1Pt2Pt

10Gl2Pt2Pt

10GlqPt2Pt

…

……

booster

preamp

MUX

DMUX

Super-PONArchitecture– Complete

CO

MUX/Amplifier

A:upto40Km B:upto20Km

A+B≤ 50Km

ClaudioDeSanti 10

Agenda

• Super-PONIdea• WhySuper-PON?• Super-PONPMD

ClaudioDeSanti 11

ConventionalPONCoverage

CO CO

CO

CO

CO

CO

20Km 50Km

CO

CO

CO

CO

ClaudioDeSanti 12

Super-PONCoverage

CentralizedCOCO

20Km

• Largerservingarea• FewernumberofCOs• Smallerfiberbundles

50Km

ClaudioDeSanti 13

RealExampleConventionalPON:16COs Super-PON:3COs

• SignificantlysmallernumberofCOs• Betterfiberutilization

• Muchlessbackboneandfeederfiber• LowerOSPbuildingcost

Feederfiber CAWGfeederfiberSplitterfeederfiber

10Km 10Km

ClaudioDeSanti 14

Advantages

• FewerfiberstrandsexitingaCO• Enablessmaller/fewercables• From432-fibercablesto12/48-fibercables

• LowerOSPbuildingcost• Smallercablescanbelongerandareeasiertobend/handle• Allowsuseofmicro-trenchinganddirectionalboringtechniques• Easiertorepair

• COconsolidation• Thesamenumberoffeederfiberscanserveamuchgreaterarea• LessCOsà lessOPEX

ClaudioDeSanti 15

AboutTrenching…Traditional Trenching Micro Trenching

Directional Boring

ClaudioDeSanti 16

…andRepairs

CO

A432-fibercable:• Contains36ribbonsof12fibers• ~10mintosplicearibbon• ~6hourstotaltospliceabrokencable• Additional~2hoursforcablemanipulation• Averagetimetorepairacabledamage:~8hours

6feedercables(432-fiber)

A24-fibercable:• ~40minstotaltospliceabrokencable• Additional~1hourforcablemanipulation• Averagetimetorepairacabledamage:~1hour40’

ClaudioDeSanti 17

Super-PONApplicability

• Wellsuitedfornewopticalplants(OSPs)developments• Significantsavingsincablingandbuildingcost

• ValuableasaretrofittoexistingOSPfor(5G)cellulardeployments• Integratedsupportforbothpoint-to-pointandresidentialcustomers

• CanbeusedtoconsolidateCOsleveragingexistingfiberplants• ACORD(CentralOfficeRedesignedasaData-center)enabler• IncreasedtypicalutilizationofOLTports

ClaudioDeSanti 18

Backend Central OfficewithSpaceandPower

OpticalMUX/

Amp

BBU

OLT

PointtoPointLinks

Fronthaul

Backhaul

Micro-trenchinginthetowerneighborhood

CellularTower

CellularSupport

• Integratedsupportforbothresidentialandpoint-to-pointdeployments

• Usepoint-to-pointforcellularsupport

ClaudioDeSanti 19

COConsolidation

• Operatorsfindadvantageousco-locatingdatacenterswithaccessnetworksforvalueaddedservices

• CurrentindustrytrendistowardDataCenterconsolidation• Asmallsetoflargedatacentersratherthanalargesetofsmalldatacenters• ThisalsopushesforCentralOfficesconsolidation

• UpcomingCORD(CentralOfficeRe-architectedasaDatacenter)architecturesfurtherpushtowardCOconsolidation

ClaudioDeSanti 20

CORD:Where?

aCO CO

CO

CO

CO

CO

CO

CO

CO

• Adata-centerineachCOisnotcosteffective• COconsolidationisneeded

ClaudioDeSanti 21

COConsolidation

CO CO

CO

CO

CO

CO

CO

CO

CO

ClaudioDeSanti 22

COConsolidation

CO CO

CO

CO

CO

CO

CO

CO

CO

OLT

CO

ClaudioDeSanti 23

OLT

OLT OLT

OLT

OLT

OLTOLT

OLT

COConsolidation

CO

OLT

CO

Let’saddaCAWGinperipheralCOs

ClaudioDeSanti 24

OLT

OLT OLT

OLT

OLT

OLTOLT

OLT

COConsolidation

CO

CO

OLT

2:2

Let’saddaCAWGinperipheralCOs

ClaudioDeSanti 25

OLT

2:2

OLT

2:2

OLT

2:2

OLT

2:2

OLT

2:2

OLT

2:2

OLT

2:2

OLT

2:2

COConsolidation

CO

CO

OLT

2:2

ClaudioDeSanti 26

Enablethenewservice

OLT

2:2

OLT

2:2

OLT

2:2

OLT

2:2

OLT

2:2

OLT

2:2

OLT

2:2

OLT

2:2

COConsolidation

CO

CO

OLT

2:2Let’susethebackbonefiberasCAWGfeeder

ClaudioDeSanti 27

OLT

2:2

OLT

2:2

OLT

2:2

OLT

2:2

OLT

2:2

OLT

2:2

OLT

2:2

COConsolidation

CO

CO

OLT

2:2Removetheoldservice

ClaudioDeSanti 28

COConsolidation

CO

CO

Removetheoldservice

ClaudioDeSanti 29

ConsolidatedCO

ConsolidatedCO

CORDisnowcosteffective

ClaudioDeSanti 30

Super-PONApplicabilitySummary

• Greenfield:• Opticalfiberplantbuildsimplification(lowerCAPEXandTTM)• Supportforbothresidentialandpoint-to-pointapplications

• Brownfield(opticalfiberplantalreadyinplace):• COconsolidationforCORD• Re-useexistingfiberplantandtransformperipheralCOsfrom(managed)activesitesto(unmanaged)holdersofpassivecomponents

• IncreasedtypicalutilizationofOLTports• Point-to-Pointsupportfor(5G)cellularandspecificsubscribers• OSPexpansion(i.e.,additionalOSPbuildtocomplementtheexistingOSP)

ClaudioDeSanti 31

Super-PONResidentialMarketOpportunity

• 2.5Gb/sGPONwillcontinuetobemainstreamtechnologyuntil2020

• 10Gb/sPONbecomessignificantstartingfrom2020

• Thetransitionto10Gb/scanbeasignificantmarketopportunityforSuper-PON

• Multiple10Gb/schannelssupport

• Super-PONmayactuallyhelpthetransitionto10Gb/s

• Enablesinfrastructureoptimizations

ClaudioDeSanti 32

Super-PONPoint-to-PointMarketOpportunity

Source:EricssonMobilityReport

Thecurrentgrowthofcellularnetworkingbringssignificantopportunityforthepoint-to-pointsupportofferedbySuper-PON

ClaudioDeSanti 33

Agenda

• Super-PONIdea• WhySuper-PON?• Super-PONPMD

ClaudioDeSanti 34

PMA OLTPMD

SIGNAL_DETECT ActiveOptical

MUX/Amp

PassiveCyclicAWG

PMA OLTPMD

SIGNAL_DETECT

ONUPMD PMA

SIGNAL_DETECT

Tx_Enable

PassiveOpticalSplitter

ONUPMD PMA

SIGNAL_DETECT

Tx_Enable

ONUPMD PMA

SIGNAL_DETECT

Tx_Enable

PassiveOpticalSplitter

ONUPMD PMA

SIGNAL_DETECT

Tx_Enable

MDI

MDI

…

……

…

SMFcable

SMFcable

SMFcable

SMFcable

SMFcable

SMFcable

SMFcable

Fiberopticcabling,activeopticalMUX/Amp,passivecyclicAWG,andpassiveopticalsplitter(Channel)

Super-PONPMD– Residential

TP1 TP2 TP3 TP4

TP7 TP8TP9 TP10

TP11 TP12

TP5 TP6 Channel:• FiberOpticCabling• OpticalMUX/Amp• CyclicAWG• OpticalSplitter

ClaudioDeSanti 35

PMA Pt2PtPMD

SIGNAL_DETECT ActiveOptical

MUX/Amp

PassiveCyclicAWG

PMA Pt2PtPMD

SIGNAL_DETECTP2PPMD PMA

SIGNAL_DETECT

Tx_Enable

P2PPMD PMA

SIGNAL_DETECT

Tx_Enable

MDI

MDI

…

…SMFcable

SMFcable

SMFcable

Fiberopticcabling,activeopticalMUX/Amp,andpassivecyclicAWG(Channel)

Super-PONPMD– PointtoPoint

TP1 TP2 TP3 TP4

TP7 TP8TP9 TP10

TP11 TP12

TP5 TP6 Channel:• FiberOpticCabling• OpticalMUX/Amp• CyclicAWG

ClaudioDeSanti 36

Existing802.3PMDDefinitions

Channel:• FiberOpticCabling• OpticalSplitter

ClaudioDeSanti 37

FSR4

CyclicAWG• ExhibitsthesamebehavioracrossitsFSRs• Thisenablesseamlessupgrades

l

l

l

l

lCyclicAWG

FSR1

FSR2

FSR3

GenXGenY

upstream downstreamFSR4 FSR2

FSR1FSR3

ClaudioDeSanti 38

ONU1

ONU2

ONUn

CyclicA

WG

ONU1

ONU2

ONUn

ONU1

ONU2

ONUn

... m+q ...

P2P1

P2P2

P2Pq

10G-EPONl1OLT

10G-EPONl2OLT

10G-EPONlmOLT

…

……

10Gl1Pt2Pt

10Gl2Pt2Pt

10GlqPt2Pt

…

……

BANDMUX

booster

preamp

MUX

DMUX

GenXService

CO

MUX/Amplifier

FSR1&

FSR3

GenXService:downstreaml ∈ FSR1

upstreaml ∈ FSR3

ClaudioDeSanti 39

ONU1

ONU2

ONUn

CyclicA

WG

ONU1

ONU2

ONUn

ONU1

ONU2

ONUn

... 2x(m+q) ...

P2P1

P2P2

P2Pq

UpgradetoGenY Service

CO

MUX/Amplifier10G-EPONl1OLT

10G-EPONl2OLT

10G-EPONlmOLT

…

……

10Gl1Pt2Pt

10Gl2Pt2Pt

10GlqPt2Pt

…

……

10G-EPONl1OLT

10G-EPONl2OLT

10G-EPONlmOLT

…

……

10Gl1Pt2Pt

10Gl2Pt2Pt

10GlqPt2Pt

…

……

BANDMUX

booster

preamp

MUX

DMUX

FSR1&

FSR3

FSR2&

FSR4

GenXService:downstreaml ∈ FSR1

upstreaml ∈ FSR3GenYService:

downstreaml ∈ FSR2upstreaml ∈ FSR4

ClaudioDeSanti 40

10G-EPONl1OLT

10G-EPONl2OLT

10G-EPONlmOLT

…

……

10Gl1Pt2Pt

10Gl2Pt2Pt

10GlqPt2Pt

…

……

BANDMUX

booster

preamp

MUX

DMUX

ONU1

ONU2

ONUn

CyclicA

WG

ONU1

ONU2

ONUn

ONU1

ONU2

ONUn

... m+q ...

P2P1

P2P2

P2Pq

GenYService

CO

MUX/Amplifier

GenYService:downstreaml ∈ FSR2

upstreaml ∈ FSR4

FSR2&

FSR4

ClaudioDeSanti 41

DefiningtheOpticalParameters

• UsingEDFAsasamplifiersimpliesusingtheC- andL-bandsforwavelengths• C-band:1530..1565nm,upstream• L-band:1565..1625nm,downstream

• Splitthebandsintwo~equallysizedrangestosupportspeedupgrades• GenXupstream:~1530..1546nm• GenYupstream:~1547..1563nm• GenXdownstream:~1565..1581nm• GenYdownstream:~1583..1599nm

• TheserangesdefinetheFSRsofthecyclicAWG• Withineachrange,defineasetofwavelengthstouseforDWDMtransmission

• 20channelsusinganominalchannelspacingof100GHz

ClaudioDeSanti 42

25G/50G/100G-EPON

WavelengthPlan

1260 1270 1280 1290 1300 1310 1320 1330 1340 1350 1360 1370 1380 1390 1400 1410 1420 1430 1440 1450 1460 1470 1480 1490 1500 1510 1520 1530 1540 1550 1560 1570 1580 1590 1600

…… …

GenY GenYGenX GenX

upstream downstream

…

Super-PONl

l

EPONupstream

EPONdownstream

1260 1270 1280 1290 1300 1310 1320 1330 1340 1350 1360 1370 1380 1390 1400 1410 1420 1430 1440 1450 1460 1470 1480 1490 1500 1510 1520 1530 1540 1550 1560 1570 1580 1590 1600

10G-EPONdownstream

10G-EPONupstream

l

ClaudioDeSanti 43

ExampleofResidentialandPoint-to-Pointl

16001530 1540 1550 1560 1570 1580 1590

GenY GenYGenX GenX

upstream downstream

l

Residential:Point-to-Point:

• Noneedtospecifyinthestandardwhichwavelengthsareforwhat• Canbedeployment/implementationspecific

ClaudioDeSanti 44

PreliminaryONUPMDRequirements• Continuous-modewide-bandreceiver• Cooledwavelength-stabilizedburst-modelasertransmitter

• 100GHznominalchannelspacingtoenableoperationwithoutawavelengthlocker

• Lasertransmittercanbe:• Nottunable(i.e.,onel)• Partiallytunable(e.g.,fouradjacentl)• Fullytunable(e.g.,16l,easierthanfullC-band)• l ∈ C-band{1530..1565nm}

• ONUPMDspeedscanbe:• Symmetric: 10Gb/supstream,10Gb/sdownstream• Asymmetric: 1Gb/supstream,10Gb/sdownstreamor

2.5Gb/supstream,10Gb/sdownstream

• RelaxedpowerbudgetbecauseofamplificationintheMUX/Amp

1Gb/s 2.5Gb/s 10Gb/s

Launchpower ~[-1to4]dBm ~[-1to4]dBm ~[4to9]dBm

Receiversensitivity - - ~-28.5dBm (FEC)

- 1Gb/s&2.5Gb/sfromPX10-U- 10Gb/sfromPR-U3Assuming~14.5dBUSMUX/Ampgainand~7.5dBeffectivenoisefigure

- FromPR-U3Assuming~12dBDSMUX/Ampgain

ClaudioDeSanti 45

OpticsCostTrend• Cooledlasersareexpectedtohavetodaya~10Xcostoveruncooledones• Also1G-EPONopticswere~10Xoftoday’scostwhentheywereintroduced• Costisstronglyrelatedtovolumes

1.8 4.69.1

15.420.6

30.2

48.0

70.4

88.6

106.1

0

20

40

60

80

100

120

2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014

Milli

ons

1G-EPON ONU Units (cumulative)

0

0.2

0.4

0.6

0.8

1

0 1 2 3 4 5 6 7 8 9 10 11

Years Since Standard Approval

ONU and OLT Transceiver Cost

1G ONU1G-OLT10G ONU10G OLT

Source:Infonetics (2004-2007),Ovum(2008-2014)

Seediagramonpage2oftheNG-EPON CallForInterest

ClaudioDeSanti 46

PreliminaryOLTPMDRequirements• Duplex(i.e.,2fibers)toconnecttotheMUX/Ampmodule• Burst-modeunfilteredreceiver

• Nofilterrequired- MUX/Amplifierperformsdiplexing andfilteringfunctions

• Cooledwavelength-stabilizedcontinuous-mode10Gb/slasertransmitter• Singlel• l ∈ L-band{1565..1600nm}

• OLTPMDcanbe:• Symmetric: 10Gb/supstream,10Gb/sdownstream• Asymmetric: 1Gb/supstream,10Gb/sdownstreamor

2.5Gb/supstream,10Gb/sdownstream

• RelaxedpowerbudgetbecauseofamplificationintheMUX/Amp

1Gb/s 2.5Gb/s 10Gb/s

Launchpower - - ~[0to4]dBm

Receiversensitivity ~-28 dBm (NoFEC) ~-28 dBm (NoFEC) ~-28dBm (FEC)

- RelaxedfromPR-D1Assuming~12dBDSMUX/Ampgain

- FromPR-D3Assuming~14.5dBUSMUX/Ampgainand~7.5dBeffectivenoisefigure

ClaudioDeSanti 47

PreliminaryPoint-to-PointPMDRequirements(COside)

• Duplex(i.e.,2fibers)toconnecttotheMUX/Ampmodule• Continuous-modeunfilteredreceiver

• Nofilterrequired- MUX/Amplifierperformsdiplexing andfilteringfunctions

• Cooledwavelength-stabilizedcontinuous-mode10Gb/slasertransmitter• Singlel• l ∈ L-band{1565..1600nm}

• Symmetricspeed(i.e.,10Gb/supstream,10Gb/sdownstream)• RelaxedpowerbudgetbecauseofamplificationintheMUX/Amp

• ~[-10to-6]dBm launchpower• ~-20dBm (noFEC)receiversensitivity

- RelaxedlaserpowerAssuming~12dBDSMUX/Ampgain

- FromtypicalZRSFP+specsAssuming~14.5dBUSMUX/Ampgain

ClaudioDeSanti 48

PreliminaryPoint-to-PointPMDRequirements(Customerside)

• Bidi(i.e.,1fiber)• Continuous-modewide-bandreceiver• Cooledwavelength-stabilizedcontinuous-mode10Gb/slasertransmitter

• Singlel • Partiallytunable• Fullytunable• l ∈ C-band{1530..1565nm}

• Symmetricspeed(i.e.,10Gb/supstream,10Gb/sdownstream)• RelaxedpowerbudgetbecauseofamplificationintheMUX/Amp

• ~[-10to-5]dBm launchpower• ~-23dBm (noFEC)receiversensitivity

- RelaxedlaserpowerAssuming~14.5dBUSMUX/Ampgain

- FromtypicalZRSFP+specsAssuming~12dBDSMUX/Ampgain

ClaudioDeSanti 49

10G-EPONl1OLT

10G-EPONl2OLT

10G-EPONlmOLT

…

……

BANDMUX

10Gl1Pt2Pt

10Gl2Pt2Pt

10GlqPt2Pt

…

……

booster

preamp

MUX

DMUX DCM

DCM

PreliminaryMUX/AmpRequirements• Downstreamparameters*:

• Residentialchannelspower:~+12dBm perl• Point-to-pointchannelspower:~+2dBm perl• Port-to-Portsmallsignalgain:>12dB• Port-to-Porteffectivenoisefigure:<12dB

• Upstreamparameters*:• GainclampedEDFA• Port-to-Portsmallsignalgain:14.5to17.5dB• Port-to-Porteffectivenoisefigure:<7.5dB

• DispersionCompensationneeded:

1Gb/s 2.5Gb/s 10Gb/s 25Gb/sDML No No Yes N/A

EML No No No Yes

*:Gain,noisefigure,andpowervaluesarecomputedtobeconsistentwiththeONU/OLTPMDparameters

ClaudioDeSanti 50

PreliminaryCAWGRequirements• Bidirectional• Athermal

• Operationaltemperaturerange:-40°Cto65°C

• Storagetemperaturerange:-40°Cto85°C

• CyclicFSRs:• FSR1:~1599..1583nm• FSR2:~1581..1565nm• FSR3:~1563..1547nm• FSR4:~1546..1530nm

• Adjacentchannelattenuation:>20dB

(a) (b) Wavelength shift (CB band) (c) Wavelength shift (CH5 in CB)

(a) (b) Wavelength shift (CB band) (c) Wavelength shift (CH5 in CB)

ClaudioDeSanti 51

SpeedConsiderations• Forresidentialsupport,anEMLlaserintheOLTandaDMLlaserintheONUallow:

• 10Gb/sdownstream– 2.5Gb/supstreamiftheMUX/Ampdoesnotcontaindispersioncompensation

• 25Gb/sdownstream– 10Gb/supstreamiftheMUX/Ampdoes containdispersioncompensation

• Forpoint-to-pointsupport,EMLlasersonbothendsallow:• 10Gb/ssymmetriciftheMUX/Ampdoesnotcontaindispersioncompensation• 25Gb/ssymmetriciftheMUX/Ampdoes containdispersioncompensation

• The2.5Gb/sEthernetspeedisalreadydefinedforUTPcablingandisbeingdefinedforbackplaneoperations

• IEEE802.3bzandIEEEP802.3cb

• Definingitforopticaloperationsseemsaverydoableeffort• Downclockingthe10Gb/sspecification• EnablestoleverageforEthernettheexisting2.5Gb/sGPONopticalecosystem

ClaudioDeSanti 52

WhyNow?

• TheCORDarchitectureisgettingreal• ImpliesCOconsolidation• Super-PONcomplementsintheaccessnetworktheconsolidationmadepossibleincomputeandservicesbyCORD

• Super-PONpoint-to-pointsupporthelps5Gcellulardeployments• Technologyadvancementsmadecooledlasersandtunablecooledlasersmoreaffordablethanbefore

• EnablesnarrowDWDMchannelbands

ClaudioDeSanti 53

ItemsforStandardization

• Largerscaleopticalarchitecture• IncludingamplificationandcyclicAWG

• AdditionalPMDspecifications• Newchannels• Opticalparameters(Wavelengthplan,powerbudgets,etc.)• Wavelength-stabilizedlasers(withoptionaltunability)

• Speeds:• Symmetric:10Gb/supstream,10Gb/sdownstream• Asymmetric:1Gb/supstream,10Gb/sdownstream• Asymmetric:2.5Gb/supstream,10Gb/sdownstream

• Protocolparameters(ifany)• …

ClaudioDeSanti 54

Summary

• Super-PONintroducesnewtechnologiesintheEPONstandardecosystem• DWDM,amplification,mux/demux (e.g.,EDFAsandCAWG)

• ItoperatesinadifferentregionofthespectruminrespecttoexistingEPON• DWDMC- andL-band,requiringcooledlasers

• Cooledlasersdonothavetobeexpensive• Technologyisfine,itisallamatterofvolumes• Super-PONmayhelpbringingdownthecostandenablethemforotherEPONenvironments

• The2.5Gb/sEthernetspeedcouldmakesenseforSuper-PON• Enablesleveragingtheexisting2.5Gb/sGPONopticalecosystemsforEthernet

• Let’sputsomeeffortinstudyingthesetechnologiesandtheirgreaterimplications• IsthereinterestinperformingthisstudyandeventuallyprepareaCFIpresentation?

ONU1

ONU2

ONUn

CyclicA

WG

ONU1

ONU2

ONUn

ONU1

ONU2

ONUn

... m+q ...

P2P1

P2P2

P2Pq

10G-EPONl1OLT

10G-EPONl2OLT

10G-EPONlmOLT

…

……

BANDMUX

10Gl1Pt2Pt

10Gl2Pt2Pt

10GlqPt2Pt

…

……

booster

preamp

MUX

DMUX

CO

MUX/Amplifier

ClaudioDeSanti 55

Thankyou