Narrow linewidth external cavity laser capable of high repetition frequency tuning for FMCW LiDAR
A light source with well-rounded performance including the narrow linewidth, wide
frequency tuning range, high repetition rate and good linearity, is highly sought-after for …
frequency tuning range, high repetition rate and good linearity, is highly sought-after for …
Ultra-high extinction ratio optical pulse generation with a thin film lithium niobate modulator for distributed acoustic sensing
Y Shen, X Shu, L Ma, S Yu, G Chen, L Liu, R Ge… - Photonics …, 2023 - opg.optica.org
We experimentally demonstrate ultra-high extinction ratio (ER) optical pulse modulation with
an electro-optical modulator (EOM) on thin film lithium niobate (TFLN) and its application for …
an electro-optical modulator (EOM) on thin film lithium niobate (TFLN) and its application for …
Coherent heterodyne FMCW lidar based on combined single/double sideband modulation detection technology
R Zhang, S Li, W Lu, J Sun, Y Zhang, W Ge - Infrared Physics & Technology, 2024 - Elsevier
The conventional coherent FMCW lidar system has the problem of frequency drift to meet the
high accuracy range. When measuring the moving target, it cannot judge the target motion …
high accuracy range. When measuring the moving target, it cannot judge the target motion …
Directly modulated optical negative feedback lasers for long-range FMCW LiDAR
N Yokota, H Kiuchi, H Yasaka - Optics Express, 2022 - opg.optica.org
Frequency sweep operation of directly modulated optical negative feedback lasers is
numerically and experimentally investigated for frequency-modulated continuous-wave …
numerically and experimentally investigated for frequency-modulated continuous-wave …
A novel direct detection lidar compatible with software-defined radio
J Du, H Liu, Y Qu, N Yang, X Liu, Y Liu, M Zhang - Optics Communications, 2024 - Elsevier
This paper proposes a novel direct detection lidar compatible with software-defined radio,
which can effectively absorb the advantages of radio frequency technology. The radio …
which can effectively absorb the advantages of radio frequency technology. The radio …
Impact of laser phase noise on ranging precision within and beyond laser coherence length in FMCW LiDAR
Impact of Laser Phase Noise on Ranging Precision Within and Beyond Laser Coherence
Length in FMCW LiDAR Page 1 Impact of Laser Phase Noise on Ranging Precision Within …
Length in FMCW LiDAR Page 1 Impact of Laser Phase Noise on Ranging Precision Within …
Energy-Efficient Forward-Biased PIN Silicon Mach–Zehnder Modulator With 50 μm Active Phase Shifter Length
S Dev, K Singh, M Catuneanu, H Vithalani… - IEEE …, 2024 - ieeexplore.ieee.org
We present the design performance validation of an energy-efficient silicon Mach-Zehnder
modulator (MZM) with a forward-biased PIN junction by simulation and experiment. With a …
modulator (MZM) with a forward-biased PIN junction by simulation and experiment. With a …
Linearization of wavelength swee** lasers for the construction of 4-D FMCW LiDAR images of slow-moving objects using baseband beat note signals
YK Tsai, ZX Liao, YX Lin, HS Chen, JJS Huang… - Optics …, 2024 - opg.optica.org
A FMCW LiDAR system of both the distributed feedback laser and external cavity laser is
established in baseband beat notes, rather than up-conversion to an intermediate frequency …
established in baseband beat notes, rather than up-conversion to an intermediate frequency …
Versatile, fast, and accurate frequency excursions with a semiconductor laser
T Llauze, F Montjovet-Basset, A Louchet-Chauvet - Applied optics, 2024 - opg.optica.org
Achieving accurate arbitrary frequency excursions with a laser can be<? TeX 2pc 0pt?>
quite a technical challenge, especially when steep slopes (GH z/µ s) are required, due to …
quite a technical challenge, especially when steep slopes (GH z/µ s) are required, due to …
[ספר][B] Kohärente optische Frequenzbereichsreflektometrie zur Lokalisierung und Geschwindigkeitsmessung optisch gefangener Mikropartikel in Hohlkernfasern für …
MM Köppel - 2023 - search.proquest.com
In the past five decades, fiber optic sensor systems have become increasingly important for
many applications in industry and for the monitoring of civil infrastructure. Improvements and …
many applications in industry and for the monitoring of civil infrastructure. Improvements and …