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

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

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

Internet Traffic Growth

FTTH North American Homes Connected (cumulative) 2.7M video subs April 09: 15M homes passed, 1.5x subs/yr FTTH Council

GPON: Today’s Advanced PON 2.4 Gbps shared by 32 users (20km) 64 users (10km) Small Businesses ONT 10-100 Mbps service rates 2.4 Gbps out 1.2 Gbps in 2 3 Splitter Splitter ONT ONT Splitter OLT 4 ONT 3 2 ONT Splitter 1 1 ONT 20 km reach 4 Time Division Multiplexing

GPON Components Split ratio 1:32 or 1:64 2.5G Downstrm; 1.25G Upstrm 3 wavelengths Burst-mode electronics and low-cost photonic components are key

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

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 TDM+WDM Networks

10GPON Evolution Scenario 10GPON provides capacity for IPTV

Mobile Backhaul Architecture RAN evolves to IP Ericsson

Backhaul Convergence with GPON and FTTH CapEx/OpEx re-use efficiency FTTH can backhaul base stations Access implements IP QoS functions Ericsson

Agenda 2:45 - Introduction Fred Leonberger, MIT 3:00 - Future Wireless Network Architecture Driven by Broadband Data Traffic Berge Ayvazian, Wireless 20/20 3:25 - Carrier view of present and future backhaul requirements  Rajesh Yadav, Verizon 3:50 - GPON for Backhaul Paul Wilford, Alcatel-Lucent 4:15 - The Emerging Importance of Fiber Backhaul to Support Wireless Applications                                                                Tom Huegerich, ADC 4:40 - Flexible & Economical EPON Solutions for Cellular Backhaul   Barry Gray,Teknovus and Jianhui Zhou, Broadway Networks  5:05 - Wrap