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How to Improve Cash-Flow and Avoid Stranded Investments Building an evolutionary FTTH network FTTH Council Europe Conference 2010 Dr. Wolfgang Spahn CTO KEYMILE

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Dr. Wolfgang Spahn, Chief Technical Officer, KEYMILE“Building an Evolutionary FTTH Network: How to Improve Cash-Flow and Avoid StrandedInvestments”

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Page 1: Wolfgang Spahn

How to Improve Cash-Flow and Avoid Stranded Investments

Building an evolutionary FTTH network

FTTH Council Europe Conference 2010Dr. Wolfgang SpahnCTO KEYMILE

Page 2: Wolfgang Spahn

Who is KEYMILE

KEYMILE Is One of the Leading Manufacturers of Data Transmission SystemsKEYMILE Products Application Scope

Access Networks of Public Telecommunications Providers Private Telecom Networks (Utilities, Railways)

More Than 100 Years Of Telecoms Experience 11 Local Offices for Sales and ServicesOwn production facility in GermanyKEYMILE Offices:

Germany, Switzerland, Brazil, France, United Kingdom, Poland, Russia, Czech Republic, Hungary, Austria

I Page 2 of 14 © KEYMILE

Page 3: Wolfgang Spahn

Challenges when Introducing IPTV

For the End UserFor the Operator

Where do I get therights for the

contents?

Is there really a Business Case ?

Content-Suppliers arerequiring DRM – How can I

handle this?

What SLA do I have tooffer to my customers?

IPTV Infrastructure

required

InsufficientBandwidth in the

Network

InsufficientBandwidth in the

Access Line

Interruptionsin the Video

Stream

Added Value asCompared to Cable

TV?

Do I need newcabling in my

home?

New Set Top Box required

Long ZappingTime

I Page 3 of 14 © KEYMILE

Page 4: Wolfgang Spahn

Simplified FTTH Installation with CATV at the Customer’s Premises

What comes out:Ethernet

What comes in:Ethernet and CATV via optical fibre

What comes out:CATV

I Page 4 of 14 © KEYMILE

Page 5: Wolfgang Spahn

Implemeting FTTH means Master Space - Project in Brazil

I Page 5 of 14 © KEYMILE

Page 6: Wolfgang Spahn

Implemeting FTTH means Master Space - Project in Germany

I Page 6 of 14 © KEYMILE

Page 7: Wolfgang Spahn

RF Overlay in FTTH Networks

POTS orISDN Telephony

ACCESS

SUBSCRIBER

FTTH CPE

METRONode

GbES0 or POTS

CATV(Coax)

4 x Ethernet

Optical Ethernet

METRO/REGIONALNETWORK

Cable TV Signal

COGE1

SUEN3

SUEN3

SUEN3

SUEN3

Core Network

I Page 7 of 14 © KEYMILE

Page 8: Wolfgang Spahn

How to Optimise Port-Density for a Small Footprint

Go for Maximum-density OpticsCompact SFx modules allowdouble port density

Design for low Power ConsumptionReuse of DSLAM design, tailoredfor the PTO residential market very high user density

For CATV RF Overlay: Integrate the WDM Part in the Access Equipment

I Page 8 of 14 © KEYMILE

Page 9: Wolfgang Spahn

Integrating WDM for RF Overlay on Board

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Page 10: Wolfgang Spahn

System Architecture Optimised for Small Footprint and Low Power Consumption

480 optical Ethernet Ports in a 4 HU Shelf

Embedded WDM for Embedded CATV RF Overlay included

1.6 W per Port – for 100Mbps or 1Gbps

I Page 10 of 14 © KEYMILE

Page 11: Wolfgang Spahn

RF Overlay in FTTB Networks

RF-OverlayCATV +

Ethernet/IPover one single

optical fiber

Ethernet/IP-Data

existingIn-house-Coax-Cabeling

Core Network

CATVSignal

MileGate 2011

n x VDSL2

I Page 11 of 14 © KEYMILE

Page 12: Wolfgang Spahn

CATV on FTTH Networks

I Page 12 of 14 © KEYMILE

Page 13: Wolfgang Spahn

Building an Evolutionary FTTH Network

Mastering the challenge by reducing cost and providing an attractive service bundleCable TV is mandatory for an attractive service offeringCost reduction can be achieved by a small footprint and a high port density

I Page 13 of 14 © KEYMILE

Page 14: Wolfgang Spahn

Thanks!

Thank you for your attention

Foto(optional)

Dr. Wolfgang SPAHNCTO KEYMILE Group

KEYMILESchwarzenburgstrasse 733097 Berne, Switzerland

Phone +41 31 377 [email protected]

I Page 14 of 14 © KEYMILE