Frequency-modulated continuous-wave ranging employing diffraction grating light modulator

Naoki Yamaguchi; Sean Wolfe; Yuki Ashida; Takuma Shirahata; Shinji Yamashita; Sze Yun Set

Presentation information

Oral presentation

3 Optics and Photonics » 3.7 Optical measurement, instrumentation, and sensor (formerly 3.8)

[23p-C302-1~11] 3.7 Optical measurement, instrumentation, and sensor (formerly 3.8)

Fri. Sep 23, 2022 1:30 PM - 4:30 PM C302 (C302)

Toshihiro Somekawa(Inst. for Laser Tech.), Koyama Yuya(Chiba Institute of Technology)

2:00 PM - 2:15 PM

[23p-C302-3] Frequency-modulated continuous-wave ranging employing diffraction grating light modulator

〇(D)Naoki Yamaguchi¹, Sean Wolfe¹, Yuki Ashida², Takuma Shirahata¹, Shinji Yamashita¹, Sze Yun Set¹ (1.RCAST, UTokyo, 2.SCREEN)

Keywords:lidar, grating, light modulator

We developed an FMCW ranging system employing diffraction grating light modulator. The system consists of optical fiber interferometer and the modulating optics. Finally, we performed a ranging experiment by the scattered light from the object in one-meter distance.