Simultaneous measurements of velocity and distance via a dual-path FMCW lidar system

F Zhang, L Yi, X Qu - Optics communications, 2020 - Elsevier
A practical dual-path Frequency Modulated Continuous Wave (FMCW) lidar system capable
of simultaneous ranging and velocimetry was developed in this work. The setting of dual …

Simultaneous real-time ranging and velocimetry via a dual-sideband chirped lidar

Z Xu, L Tang, H Zhang, S Pan - IEEE Photonics Technology …, 2017 - ieeexplore.ieee.org
A dual-sideband (DSB) chirped lidar for simultaneous real-time ranging and velocimetry is
proposed and demonstrated, in which a Mach-Zehnder modulator (MZM) is applied to …

Thulium-doped fiber laser with bidirectional single-longitudinal-mode output using a cascaded triple-ring cavity filter

H Tan, F Yan, T Feng, T Li, Q Qin, D Yang, G Li… - Infrared Physics & …, 2023 - Elsevier
Abstract Single-longitudinal-mode (SLM) fiber lasers play important roles in optical fiber
communication. However, there has been little reported research on bidirectional SLM …

Dynamic frequency-modulated continuous-wave LiDAR coupled through a rotary interface

C Sun, Z Chen, F Teng, Q Wang, J Lin… - Journal of Lightwave …, 2023 - ieeexplore.ieee.org
In order to acquire the tracking information across a rotary joint, a dynamic frequency-
modulated continuous-wave (FMCW) laser ranging system is designed to couple through a …

Output-feedback design of longitudinal platooning with adaptive disturbance decoupling

D Liu, B Besselink, S Baldi, W Yu… - IEEE Control Systems …, 2022 - ieeexplore.ieee.org
In longitudinal platooning,'disturbance decoupling'refers to the problem of making the inter-
vehicle spacing independent of the disturbance input from the preceding vehicle, while …

Frequency-modulated chirp signals for single-photodiode based coherent LiDAR system

W Yi, Z Li, Z Zhou, E Sillekens, T Gerard… - Journal of Lightwave …, 2021 - opg.optica.org
In this paper, we investigate two categories of linear frequency-modulated chirp signals
suitable for single-photodiode based coherent light detection and ranging (LiDAR) systems …

Performance analysis of dual-frequency lidar in the detection of the complex wind field

H Xu, J Li - Optics Express, 2021 - opg.optica.org
Due to short coherent length of the laser, traditional single frequency lidar (SFL) uses
echoes of adjacent samples to retrieve Doppler wind velocity, which inevitably brings about …

[HTML][HTML] Vibration compensation of the frequency-scanning-interferometry-based absolute ranging system

FM Zhang, YT Li, H Pan, CZ Shi, XH Qu - Applied Sciences, 2019 - mdpi.com
The frequency-scanning-interferometry-based (FSI-based) absolute ranging technology is a
type of ranging technology possessing a high precision and no ranging blind area, so it can …

Multifunction lidar system based on polarization-division multiplexing

Z Xu, K Chen, H Zhang, S Pan - Journal of Lightwave Technology, 2019 - opg.optica.org
A multifunction lidar system is proposed based on polarization-division multiplexing, by
which the distance, velocity, and depolarization ratio of a target can be simultaneously …

Simultaneous ranging and velocimetry with multi-tone continuous wave lidar

MM Bayer, R Torun, X Li, JE Velazco, O Boyraz - Optics Express, 2020 - opg.optica.org
In this paper, we demonstrate analytical modeling and experimental verification of
simultaneous ranging and velocimetry measurements in multi-tone continuous wave lidars …