[CThA17C] LIDAR and Remote Sensing

[CThA17C-05] Phase Error Correction through Digital Resampling for LiDAR Applications

Jhih-Jia Kang¹, *Shih-Hsiang Hsu¹ (1. National Taiwan University of Science and Technology (Taiwan))

[Presentation Style] Online

A digital auxiliary interferometer is proposed to correct the laser non-linear frequency sweep by signal resampling through Hilbert-Transform, which demonstrates the superiority of analog zero-crossing in better suppression and repeatability on two different optical-path-delay lengths.