Standardization Trends for Next-Generation Passive Optical Network Stage 2 (NG-PON2).

The article discusses the Next-Generation Passive Optical Network Stage 2 broadband transmission systems being developed by companies under the Full Service Access Network Group and International Telecommunication Union-Telecommunication Standardization Sector standards. The G.989 series recommendations are said to encompass physical media dependent layers and transmission convergence as provided by time and wavelength-division multiplexing solutions for optical network units.