Periodic-error-free all-fiber distance measurement method with photonic microwave modulation toward on-chip-based devices
High-accuracy distance measurements with compact configurations and robust operations
are necessary in areas ranging from precision engineering to scientific missions. Here, we …
are necessary in areas ranging from precision engineering to scientific missions. Here, we …
Sub-100-nm precision distance measurement by means of all-fiber photonic microwave mixing
The importance of dimensional metrology has gradually emerged from fundamental
research to high-technology industries. In the era of the fourth industrial revolution, absolute …
research to high-technology industries. In the era of the fourth industrial revolution, absolute …
Precision-improved pulsed laser ranging by multidelayed echo signals triggering
M Tao, T Peng, C Ding, J Guan, Z Song… - IEEE Transactions …, 2021 - ieeexplore.ieee.org
We propose a pulsed laser ranging method based on a multiecho delay trigger, which
improves the precision of pulsed laser ranging. A signal delay unit is used to accurately …
improves the precision of pulsed laser ranging. A signal delay unit is used to accurately …
High-precision pulsed laser ranging using CMOS single-photon avalanche diodes
We demonstrate a μm-scale precision with a direct time-of-flight ranging module consisted of
a single-photon avalanche diode (SPAD), a picosecond laser, and a high-resolution time-to …
a single-photon avalanche diode (SPAD), a picosecond laser, and a high-resolution time-to …
A Pulsed-Coherent Lidar With Sub-10 μm Precision
This article presents a pulsed-coherent lidar that uses a 19-GHz pulse-modulated optical
carrier and segmented time-of-flight (ToF) detection. The receiver analog frontend (AFE) …
carrier and segmented time-of-flight (ToF) detection. The receiver analog frontend (AFE) …
Range-precision improvement of a time-of-flight range sensor using dual reference plane sampling
T Furuhashi, K Yasutomi, R Hatada, M Tamaya… - Optics …, 2021 - opg.optica.org
This study aimed to achieve high range precision in the sub-100 µm order with time-of-flight
(TOF) range imaging for 3-D scanners. The precision of a TOF range imager was improved …
(TOF) range imaging for 3-D scanners. The precision of a TOF range imager was improved …
A 6μm-Precision Pulsed-Coherent Lidar with a 40-dB Tuning Range Inverter-Based Phase-Invariant PGA
Lidars are becoming common components for remote sensing in many emerging
applications such as autonomous vehicle and facial recognition. To accurately visualize the …
applications such as autonomous vehicle and facial recognition. To accurately visualize the …
Applications and improvements of continuous wave Doppler lidars for wind energy
L ** - 2023 - orbit.dtu.dk
A wind Doppler lidar is a powerful tool to study important phenomena in the atmospheric
boundary layer and to remotely sense wind and turbulence, which is widely needed in wind …
boundary layer and to remotely sense wind and turbulence, which is widely needed in wind …
Design and Implementation of A New Approach High Power Optical Inferred Transmitter For A LIDAR UAV Detection
AA Mohamed, M Mabrouk, M Alamir… - 2022 International …, 2022 - ieeexplore.ieee.org
Recently, the important role of unmanned aircraft systems (UAS) in military operations and
reconnaissance has emerged. These UAS have different sizes and shapes depending on …
reconnaissance has emerged. These UAS have different sizes and shapes depending on …
A Pulsed-Coherent Lidar System with a Chip Based Optical Frequency Comb
Conference title, upper and lower case, bolded, 18 point type, centered Page 1 A Pulsed-Coherent
Lidar System with a Chip Based Optical Frequency Comb Li-Yang Chen1, Abhinav Kumar …
Lidar System with a Chip Based Optical Frequency Comb Li-Yang Chen1, Abhinav Kumar …