Recent development on time and wavelength-division multiplexed passive optical network (TWDM-PON) for next-generation passive optical network stage 2 (NG-PON2). - Salem Bindhaiq; Abu Sahmah M. Supa'at; Nadiatulhuda Zulkifli; Abu Bakar Mohammad; Redhwan Qasem Shaddad; Mohamed A. Elmagzoub; Ahmad Faisal (Opt. Switch. Netw., 2015)