High-Capacity Backhaul in Advanced Wireless Networks: the PON Solution Introduction

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High-Capacity Backhaul in Advanced Wireless
Networks the PON SolutionIntroduction

• Fred Leonberger
• CIPS

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Center for Integrated Photonic Systems

• Institute-wide community of researchers in
  integrated photonics and systems
• Research focus ranges from materials and devices
  to systems and economics
• Varied major activities
• CIPS Annual Meeting
• MIT/Industry Working Groups
• Affiliation with other MIT consortia

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CIPS Optical Broadband Working Group Activities

• Focus on next-gen PON architectures and enabling
  components
• Monthly meetings, semi-annual workshops
• Cross-value-chain industry participation
• Wide range of expert guest speakers
• White papers
• Analysis of drivers, barriers and recommended
  actions for next-gen PONs
• Identification and study of key research topics
• OpEx and CapEx modeling of FTTx options
• Process-based cost modeling of key components
• Investigation of key limits/issues for XG-PON

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Internet Traffic Growth
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FTTH North American Homes Connected(cumulative)
2.7M video subs
April 09 15M homes passed, 1.5x subs/yr
FTTH Council
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GPON Todays Advanced PON
2.4 Gbps shared by 32 users (20km) 64 users
(10km)
Small Businesses
10-100 Mbps service rates
2.4 Gbps out 1.2 Gbps in
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3
Splitter
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3
2
1
1
20 km reach
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Time Division Multiplexing
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GPON Components
Split ratio 132 or 164 2.5G Downstrm 1.25G
Upstrm 3 wavelengths
Burst-mode electronics and low-cost photonic
components are key
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Future PON Capabilities and Technologies

• Reach/user extension
• Optical amplifiers (SOAs)
• Electronic regenerators
• Capacity enhancement
• 10GPON
• WDMPON
• WDM/TDM hybrid
• Long-reach PON

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Next-Gen Broadband Architecture Options
Metro Core
Metro Edge
WDM-PON
LR-PON
Optical Access Network
GPON

• WDM PON Dedicated wavelengths (high capacity)
  per user
• Long Reach PON Consolidation of metro (telecom)
  and access networks
• Hybrid TDMWDM Networks

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10GPON Evolution Scenario
10GPON provides capacity for IPTV
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Mobile Backhaul Architecture
RAN evolves to IP
Ericsson
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Backhaul Convergence with GPON and FTTH
CapEx/OpEx re-use efficiency FTTH can backhaul
base stations Access implements IP QoS functions
Ericsson
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Agenda
245 - Introduction                                                                            Fred Leonberger, MIT
300 - Future Wireless Network Architecture Driven by Broadband Data Traffic Berge Ayvazian, Wireless 20/20
325 - Carrier view of present and future backhaul requirements  Rajesh Yadav, Verizon
350 - GPON for Backhaul Paul Wilford, Alcatel-Lucent
415 - The Emerging Importance of Fiber Backhaul to Support Wireless Applications                                                                Tom Huegerich, ADC
440 - Flexible Economical EPON Solutions for Cellular Backhaul   Barry Gray,Teknovus and Jianhui Zhou, Broadway Networks 
505 - Wrap