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Wdm-Pon And Cwdm To Address New Bottlenecks In Second-To-Last Mile

Publication Date May 2006
Publisher Ovum
Product Type Report
Pages 12
ISBN Number not applicable
Product Code OVM00205
Price

£550.00
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Summary

Passive optical networks (PONs) have enjoyed resurgence over the last three years as operators looking to offer triple-play services launched major BPON and EPON (and soon GPON) initiatives in Asia and North America. As PON deployments grow, some operators and vendors are beginning to ponder the next generation of technologies that will allow them to provide more bandwidth in the access network to alleviate the coming onslaught of video and content. Wavelength division multiplexing PON (WDM-PON) and CWDM are two key technologies being discussed and used.

Content

  • WDM-PON as backhaul
  • CWDM pickup attributed to increased access backhaul bandwidth
  • A brief review of PON standards and timelines
  • WDM-PON in access
  • Complementary to GPON and EPON, not a replacement
  • WDM-PON as additional overlay where high-capacity dedicated bandwidth is needed
  • Component implications
  • Implications for CWDM
  • Systems implications
  • Early WDM-PON deployments watched closely
  • R&D still needed to define full capability of WDM-PON
  • The bottom line