Title :
Dynamic SMSR measurement of fast SG-DBR laser wavelength switching
Author :
Engelstaedter, J.P. ; Roycroft, B. ; Peters, F.H. ; Corbett, B.
Author_Institution :
Value-Chain Driven Res. (CTVR), Tyndall Nat. Inst. & Centre for Telecommun., Cork, Ireland
Abstract :
We present for the first time measurement of the dynamic SMSR during fast laser channel transitions. A highly sensitive heterodyne method is employed in order to achieve signal to noise ratios in excess of 60 dB.
Keywords :
diffraction gratings; distributed Bragg reflector lasers; laser variables measurement; optical transmitters; wavelength division multiplexing; SG-DBR laser wavelength switching; dynamic SMSR measurement; heterodyne method; laser channel transition; optical WDM system; sampled grating distributed Bragg reflector laser; side mode suppression ratio; signal-to-noise ratio; wavelength division multiplexing; Laser modes; Laser noise; Laser transitions; Laser tuning; Low pass filters; Optical filters; Power lasers; Signal resolution; Time measurement; Wavelength measurement; (140.3600) Lasers, tunable; (300.6310) Spectroscopy, heterodyne; (300.6500) Spectroscopy, time-resolved;
Conference_Titel :
Lasers and Electro-Optics, 2009 and 2009 Conference on Quantum electronics and Laser Science Conference. CLEO/QELS 2009. Conference on
Conference_Location :
Baltimore, MD
Print_ISBN :
978-1-55752-869-8
Electronic_ISBN :
978-1-55752-869-8
