Title :
Sub-millimeter resolution laser ranging at 9.3kilometers using temporally stretched, frequency chirped pulses from a mode-locked laser
Author :
Piracha, Mohammad Umar ; Nguyen, Dat ; Yilmaz, Tolga ; Mandridis, Dimitrios ; Ozharar, Sarper ; Delfyett, Peter J.
Author_Institution :
Coll. of Opt. & Photonics, Univ. of Central Florida, Orlando, FL, USA
Abstract :
A sub-millimeter resolution ladar is demonstrated with 9.3 km delay using stretched pulses allowing amplification to high powers with negligible nonlinear effects. A coherent heterodyne detection scheme results in 30 dB dynamic range.
Keywords :
chirp modulation; heterodyne detection; laser mode locking; optical radar; optical signal detection; coherent heterodyne detection scheme; distance 9.3 km; frequency chirped pulse; ladar; laser detection-and-ranging; mode-locked laser; submillimeter resolution laser; temporally stretched laser pulse; Chirp; Delay; Frequency; Laser mode locking; Laser radar; Optical fiber polarization; Optical mixing; Optical pulses; Pulse amplifiers; Stimulated emission; (140.4050) Mode-locked lasers; (280.3640) Lidar;
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
