Title :
Experiment on coherent laser altimeter
Author :
Yang, Fu ; He, Yan ; Chen, Weibiao
Author_Institution :
Shanghai Key Lab. of All Solid-State Laser & Appl. Tech., Chinese Acad. of Sci., Shanghai, China
Abstract :
A laser altimeter based on coherent heterodyne detection is presented. 20 cm range accuracy is obtained when the transmitted laser power is 1 mW, the target distance is 33 m, and the telescope aperture is 30 cm.
Keywords :
altimeters; heterodyne detection; laser beams; measurement by laser beam; optical signal detection; remote sensing by laser beam; telescopes; coherent heterodyne detection; coherent laser altimeter; distance 33 m; frequency modulation; laser power; power 1 mW; remote sensing; size 30 cm; telescope; Chirp modulation; Fiber lasers; Laser modes; Laser theory; Local oscillators; Optical pulses; Power lasers; Signal processing; Solid lasers; Telescopes; coherent detection; remote sensing;
Conference_Titel :
Lasers & Electro Optics & The Pacific Rim Conference on Lasers and Electro-Optics, 2009. CLEO/PACIFIC RIM '09. Conference on
Conference_Location :
Shanghai
Print_ISBN :
978-1-4244-3829-7
Electronic_ISBN :
978-1-4244-3830-3
DOI :
10.1109/CLEOPR.2009.5292078
