Optical component ROADM survey results: 2Q09
ROADM shipments suffered during the macroeconomic crisis, but now on track for growth
Wavelength blocker is the legacy ROADM switch fabric — still shipping although likely to be discontinued
WSS-based ROADMs continue to lead the market
Demand for 1x9 is the largest
No 1xN ROADMs shipped where N>9
50GHz growing, represents ~25% of WSS ROADMs shipped in the past year
1x2 WSS ~5% of market by unit volume with flat historical growth
PLC mux switch has significant volumes, second only to WSS volumes, but slated to be challenged by the newer 1x2 WSS
Wavelength blocker is the legacy ROADM switch fabric — still shipping although likely to be discontinued
WSS-based ROADMs continue to lead the market
Demand for 1x9 is the largest
No 1xN ROADMs shipped where N>9
50GHz growing, represents ~25% of WSS ROADMs shipped in the past year
1x2 WSS ~5% of market by unit volume with flat historical growth
PLC mux switch has significant volumes, second only to WSS volumes, but slated to be challenged by the newer 1x2 WSS
SUMMARY
WAVELENGTH BLOCKERS
WAVELENGTH SELECTIVE SWITCHES
PLC MUX SWITCHES
LIST OF ACRONYMS
WAVELENGTH BLOCKERS
WAVELENGTH SELECTIVE SWITCHES
PLC MUX SWITCHES
LIST OF ACRONYMS
