Title :
Linearization of ultra-broadband optical chirps for precision length metrology
Author :
Barber, Zeb W. ; Renner, Christoffer J. ; Babbitt, Wm Randall ; Reibel, Randy R. ; Roos, Peter A. ; Berg, Trenton ; Kaylor, Brant ; Greenfield, Nathan
Author_Institution :
Spectrum Lab., Montana State Univ., Bozeman, MT, USA
Abstract :
We demonstrate precise active linearization of ultra-broadband (>5 THz) laser frequency sweeps using a self-heterodyne technique. Frequency errors less than 170 kHz relative to linearity were observed enabling very high resolution ranging over large distances.
Keywords :
chirp modulation; laser frequency stability; laser ranging; light interferometry; measurement by laser beam; active linearization; precision length metrology; self-heterodyne technique; ultrabroadband laser frequency sweeps; ultrabroadband optical chirp; Chirp modulation; Delay; Fiber lasers; Frequency; Laser radar; Laser stability; Laser tuning; Metrology; Optical filters; Optical modulation;
Conference_Titel :
Lasers and Electro-Optics (CLEO) and Quantum Electronics and Laser Science Conference (QELS), 2010 Conference on
Conference_Location :
San Jose, CA
Print_ISBN :
978-1-55752-890-2
Electronic_ISBN :
978-1-55752-890-2
