Title :
Semiconductor laser white noise suppression by optical filtering with ultra-narrowband FBG
Author :
Ayotte, S. ; Costin, F. ; Aubé, M. ; Painchaud, Y. ; Morin, M. ; Poulin, M. ; Latrasse, C.
Author_Institution :
TeraXion, Quebec City, QC, Canada
Abstract :
The white frequency noise of semiconductor lasers is attenuated significantly by optical filtering with an ultra-narrowband fiber Bragg grating. This noise reduction will improve carrier phase estimation in coherent receivers of multi-symbol signals.
Keywords :
Bragg gratings; interference suppression; laser noise; optical filters; receivers; carrier phase estimation; coherent receivers; fiber Bragg grating; multisymbol signals; noise reduction; optical filtering; semiconductor laser white noise suppression; semiconductor lasers; ultra-narrowband FBG; white frequency noise; Bragg gratings; Frequency measurement; Laser noise; Optical fibers; Optical filters; Optical interferometry;
Conference_Titel :
Optical Fiber Communication Conference and Exposition (OFC/NFOEC), 2011 and the National Fiber Optic Engineers Conference
Conference_Location :
Los Angeles, CA
Print_ISBN :
978-1-4577-0213-6
