70-Gb/s amplitude-shift-keyed system with 10-GHz clock recovery circuit using duty cycle division multiplexing.
Ghafour Amouzad MahdirajiMohamad Khazani AbdullahMakhfudzah MokhtarAmin Malek MohammadiAhmad Fauzi AbasSafuraa Mohd BasirRaja Syamsul Azmir Raja AbdullahPublished in: Photonic Netw. Commun. (2010)