Title :
Laser linewidth requirements for remote heterodyne OFDM based PON scenario
Author :
Escayola, Xavier ; Cano, Ivan ; Santos, Marcos ; Prat, Josep
Author_Institution :
Dept. of Signal Theor. & Commun., Univ. Politec. de Catalunya, Barcelona, Spain
Abstract :
The relationship between the FFT size, modulation format and laser linewidth is studied in a remote heterodyne scenario where phase noise is compensated by pilot tones. Results indicate that the laser linewidth tolerance directly depends on the bandwidth per subcarrier.
Keywords :
OFDM modulation; fast Fourier transforms; passive optical networks; phase noise; spectral line breadth; FFT size; laser linewidth tolerance; modulation format; phase noise; pilot tones; remote heterodyne OFDM based PON scenario; Fiber lasers; Modulation; OFDM; Optical fibers; Sensitivity; OFDM; laser linewidth; passive optical networks; phase noise; pilot tones;
Conference_Titel :
Transparent Optical Networks (ICTON), 2014 16th International Conference on
Conference_Location :
Graz
DOI :
10.1109/ICTON.2014.6876349
