Title :
Digital Coherent Optical Receivers
Author_Institution :
Dept. of Frontier Inf., Univ. of Tokyo, Chiba
Abstract :
We discuss the digital coherent receiver, which can cope with any multi-level optical modulation format. The carrier-phase drift is estimated with digital signal processing, entirely restoring the optical complex amplitude without using optical phase-locked loop.
Keywords :
optical modulation; optical receivers; signal processing; carrier-phase drift; digital coherent optical receivers; digital signal processing; multilevel optical modulation; optical complex amplitude; optical phase-locked loop; Digital signal processing; Optical devices; Optical modulation; Optical polarization; Optical receivers; Optical signal processing; Optical transmitters; Phase estimation; Phase locked loops; Phase modulation;
Conference_Titel :
Optical Internet, 2007 and the 2007 32nd Australian Conference on Optical Fibre Technology. COIN-ACOFT 2007. Joint International Conference on
Conference_Location :
Melbourne, VIC
Print_ISBN :
978-0-9775657-3-3
Electronic_ISBN :
978-0-9775657-3-3
DOI :
10.1109/COINACOFT.2007.4519085
