| 摘要 |
FIELD: physics.SUBSTANCE: coherent lidar system has an all semiconductor laser assembly for emission of a measurement beam of electromagnetic radiation directed towards a measurement volume for illumination of particles in the measurement volume, a reference beam generator for generation of a reference beam, a detector for generation of a detector signal by mixing of the reference beam with light emitted from particles in the measurement volume illuminated by the measurement beam, and a signal processor for generating a velocity signal corresponding to the velocity of the particles based on the detector signal.EFFECT: low noise level, high detection reliability.39 cl, 10 dwg |
