Title :
Signal-to-noise ratio monitoring of optical data using narrowband RF analysis at the half-clock frequency
Author_Institution :
Lucent Technol. Bell Labs, Holmdel, NJ, USA
Abstract :
A novel technique for monitoring the in-band SNR of an optical data channel is demonstrated. The technique utilizes an inherent symmetry present the RF spectrum at half the data clock frequency, is highly sensitive and potentially low-cost.
Keywords :
data communication; monitoring; optical fibre networks; radiofrequency spectra; wavelength division multiplexing; RF spectrum; WDM optical network; data clock frequency; in-band signal-to-noise ratio monitoring; narrowband rf analysis; optical data channel; Monitoring; Narrowband; Optical pulses; Optical receivers; Optical sensors; Power measurement; Radio frequency; Sampling methods; Signal analysis; Signal to noise ratio;
Conference_Titel :
Optical Fiber Communications Conference, 2003. OFC 2003
Print_ISBN :
1-55752-746-6
DOI :
10.1109/OFC.2003.1248302
