Comments
I think using techniques such as WDM, DWDM.
Posted by HamidAliKhan
By using techniques such as WDM, DWDM...
Posted by waqqas1
Mostly DWDM is used for reduction.
Posted by sagitraz
Using DWDM, WDM or Bi-directional coupler technology, it may be possible to reduce this to one fiber.
Posted by craig