Advances in silicon-based integrated LiDAR

M Hu, Y Pang, L Gao - Sensors, 2023 - mdpi.com
Silicon-based Lidar is an ideal way to reduce the volume of the Lidar and realize monolithic
integration. It removes the moving parts in the conventional device and realizes solid-state …

Optical frequency shifted FMCW Lidar system for unambiguous measurement of distance and velocity

Q Na, Q Xie, N Zhang, L Zhang, Y Li, B Chen… - Optics and Lasers in …, 2023 - Elsevier
A new frequency-modulated continuous-wave (FMCW) Lidar system is proposed to measure
distance and velocity unambiguously by using a frequency-shifted probe light. The optical …

Dynamic Measurement with High Precision Using Frequency Agile Spatial Encoding Integrated FMCW LiDAR

J Liu, M Liu, G Chen, W Gu, X Qu, F Zhang - ACS Photonics, 2024 - ACS Publications
In the field of industrial precision measurement, the localization and velocity information
acquisition of moving targets still depend on short-term displacement measurements using …

Microcavity Raman Laser-Based FMCW LiDAR with Enhanced Echo Sensitivity

M Li, M Tian, C Lin, S Chen, Z Feng, Y Tan - ACS Photonics, 2024 - ACS Publications
Frequency-modulated continuous-wave laser detection and ranging (FMCW LiDAR) is a
useful technology with various applications. However, numerous existing FMCW LiDAR …

Integrated solid-state lidar employing orthogonal polarizations and counterpropagation

Y He, Q Wang, X Han, Z Wang, Y Fang… - Chinese Optics …, 2024 - opg.optica.org
Light detection and ranging (lidar) has attracted significant interest as a sensing technology
for its ability to achieve high-resolution imaging and wide-angle perception. However …

Programmable optical vernier‐sampled coherent ranging

S Bak, H Jang, MU Jung, GH Kim, M Jo… - Laser & Photonics …, 2023 - Wiley Online Library
Extended measurement ranges with coherent ranging necessitate an increase in the
digitizer sampling rate. Subsampled coherent ranging can reduce the sampling rate, but it …

[HTML][HTML] 面向激光雷达的硅基光学相控阵芯片及其探测方法的研究进展(特邀)

胡鹤鸣, 李杰, 陈柏松, 支自毫, 李雪童, 屈欢… - Acta Optica …, 2024 - opticsjournal.net
摘要介绍了光学相控阵的工作原理, 就硅基光学相控阵芯片的研究进展进行回顾,
对芯片的性能参数进行对比分析, 并对基于光学相控阵的各类全固态激光雷达系统的发展现状 …

Distance recovery via swept frequency mixing for data-efficient FMCW LiDAR

N Kim, MU Jung, H Jang, CS Kim - Optics Letters, 2023 - opg.optica.org
We propose a novel, to the best of our knowledge, distance recovery method via swept
frequency mixing for frequency-modulated continuous wave (FMCW) light detection and …

Quantum compressed sensing-based compound system for ranging/vibration measurement

H Niu, L Yang, J Hu, C Yang, G Feng, Z Qiao… - Applied Optics, 2024 - opg.optica.org
Frequency-modulated continuous-wave (FMCW) lidar offers high precision and strong
interference resistance, capable of synchronously measuring target motion speed and …

Spatio-spectral 4D coherent ranging using a flutter-wavelength-swept laser

D Jeong, H Jang, MU Jung, T Jeong, H Kim… - Nature …, 2024 - nature.com
Coherent light detection and ranging (LiDAR), particularly the frequency-modulated
continuous-wave LiDAR, is a robust optical imaging technology for measuring long-range …