© Nokia Siemens Networks National Strategies for ultrabroadband ... 26 - 27 April 2010

Next GenerationOptical AccessSigurd Schuster Nokia Siemens NetworksCTO, Head of Technology Roadmapping

Berlin, 26/04/2010

2 © Nokia Siemens Networks National Strategies for ultrabroadband ... 26 - 27 April 2010

One World Connected

Everyoneand everythingconnected

Multitude of services andbusiness models

Internet is the heartbeat of the modern society

Broadband everywhere

3 © Nokia Siemens Networks National Strategies for ultrabroadband ... 26 - 27 April 2010

Put the customer in the center– evolve to the Network of One

One Viewof customer data

One Unifiedmanagement & charging

One Simplifiednetwork

One Business-optimized operation

One Convergent service control

Our holistic approach to boostefficiency and experience

One Flexibleservice enablement & creation

4 © Nokia Siemens Networks National Strategies for ultrabroadband ... 26 - 27 April 2010

One Simplified networkThe road to broadband IP everywhere, anytime

Realize the optimized mobile broadband experience

Converge to an optimized photonic IP transport network

Simplify wireline access and aggregation to enable the Gigabit experience

5 © Nokia Siemens Networks National Strategies for ultrabroadband ... 26 - 27 April 2010

It becomes difficult to satisfy bandwidth hunger with today‘s access technologies

3x HDTV

TV streams, Web surfing, sharing and gaming will easily fill the pipe

SurfingGaming

upstream downstream

50 50 100Mbps

Web surfing

HDTVVideo Sharing

Super HDTV

Gaming

Applications bandwidth demand

ADSLADSL2+

upstream downstreamGPON

Docsis3.0VDSL2

50 50Access technology capabilities (today)

100Mbps

100Mbps

100Mbps

6 © Nokia Siemens Networks National Strategies for ultrabroadband ... 26 - 27 April 2010

Bandwidth hunger is ever increasingVideo & TV drive needs

December, 2009

upstream downstream

50100 50 100

Super HDTV

Applications bandwidth demand

3D SDTV

3D HDTV

May, 2008

HDTV

150 200 250 300 Mbps

Ultra HDTV

DirectTV will launch 3D HDTV channel in US next year

7680 x 4320

NHK will start experimental test transmissions of its Ultra-HD systemin 2011-12

4096 x 21601920 x 1080

7 © Nokia Siemens Networks National Strategies for ultrabroadband ... 26 - 27 April 2010

Next Generation AccessWhere to go and what are the differences

WDM-PONAON

TDM-PON H-PON

One wavelength per fiber

Multiple wavelengths per fiber

Dedicated wavelength

Time-shared wavelength

wavelength wavelength

time

time

64 households per fiber port

(GPON)

1 household per fiber port

e.g. 1000 households per fiber port

e.g. 512 households per fiber port

8 © Nokia Siemens Networks National Strategies for ultrabroadband ... 26 - 27 April 2010

Next Generation Optical Access – NGOA1)

Shaping the colorful future of broadband access

PhotonicIP core

Passivesplitter

One wavelength per customer: unshared 1Gbps symmetrical

Reuse of existing metro fibre – convergence of access and metro aggregation

Up to 100 km reach2)

and high splitting factorof ≤ 1000 2)

Longdistance

office

UD-WDM

OLT

1) Nokia Siemens Networks research project

Passivefilter/combiner

Passive optical distribution network

(*2) depending on choice of cascaded splitter / filter design

9 © Nokia Siemens Networks National Strategies for ultrabroadband ... 26 - 27 April 2010

Next Generation Optical AccessTechnology Ingredients

Coherent Detection

Photonic Integration

Low-cost Tunable Lasers

Electronic Signal ProcessingRelaxed tunable lasers requirements High flexibility in modulation conceptsSoftware defined radio for carrier recovery and channel decoding

Single integrated ONU optical componentSingle integrated OLT optical componentGeneration of multiple downstream wavelengths out of a single laser source

High wavelength densityHigh receiver sensitivity

Linewidth < 200 kHzServes as local oscillator for coherent detectionServes as upstream signal

10 © Nokia Siemens Networks National Strategies for ultrabroadband ... 26 - 27 April 2010

1000bT

Technology ComparisonNGOA vs. DSL vs. GPON

NGOA

up to 100 km

20 km

Home Building Distr.Network LO/CO Metro Area Edge

GPON

meters

100bT

VDSL2

100bT/1000bT

Client

1.0/1.0 Gbps unshared

2.5/1.2 Gbps shared

50/10 Mbps unshared

11 © Nokia Siemens Networks National Strategies for ultrabroadband ... 26 - 27 April 2010

Open Lambda InitiativeCreating a virtualized PON network environment

O-Band

upstream vide

o

E-Band S-Band C-B. L-Band U-Band

downup

GPON

1250 1300 1350 1400 1450 1500 1550 1600 1650

XG-PON1

NGOA1000 of λ‘sup & down

OpenLambdaInitiative

Ensure interoperability of technologies

Rules for coexistence of technologies

Division of optical fibre spectrum for different operator models

Framework for dynamic wavelength management and allocation

Some guidance for outside plant planning

12 © Nokia Siemens Networks National Strategies for ultrabroadband ... 26 - 27 April 2010

Open Lambda Concept Diversity of vendors, technologies, and services

Smooth migration to higher data rates and new technologies

Flexible multi-homing redundancy concept

Passive filter/combiner

Longdistance office

Need for simple integration with existing PON deployments

System A

System B

System C

Multiple technology options, possibly filters

13 © Nokia Siemens Networks National Strategies for ultrabroadband ... 26 - 27 April 2010

Practical use case: Fiber-sharing & Spectrum unbundling

Passive splitter

Passive filter/combiner

Apply the open lambda environment for unbundling and sharing

Opportunity to evolve toa virtualized optical access network

Secure network isolation by wavelength filtering

CSP1

CSP2

CSP3

Longdistance office

Full spectrumon fiber is shared

Spectrum management& coordination

14 © Nokia Siemens Networks National Strategies for ultrabroadband ... 26 - 27 April 2010

Let‘s ride the wave

The ultimate Gigabit experience through Next Generation Optical Access

15 © Nokia Siemens Networks National Strategies for ultrabroadband ... 26 - 27 April 2010

Thank you!