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J. P. Huang, Y. Q. Xing, L. Qin
2020 The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences  
The paper summarizes the research of the simulated photon-counting lidar (PCL) noise filtering algorithm and noise filtering on spaceborne.  ...  Aiming to filter out the noise photons, the paper introduces the advantages of the spaceborne lidar system ICESat-2/ATLAS than ICESat-1/GLAS.  ...  The photon noise filitering experiment is completed by the low pass filter. The results show that the algorithm has better adaptive ability.  ... 
doi:10.5194/isprs-archives-xlii-3-w10-105-2020 fatcat:7fkrsww7yrgkfnn3gwwzv2jv6u

Weak Echo Detection from Single Photon Lidar Data Using a Rigorous Adaptive Ellipsoid Searching Algorithm

Xiao Wang, Craig Glennie, Zhigang Pan
2018 Remote Sensing  
Single photon lidar (SPL) systems have great potential to be an effective tool for mapping due to their high data collection efficiency.  ...  However, weak signal points have similar characteristics to noise returns, and thus can be incorrectly eliminated as noise points during the filtering process.  ...  Lufkin dataset, the VSAES extraction results had 85.9% correctly classified versus 37.9% and 6.1% for AES and DCC respectively.  ... 
doi:10.3390/rs10071035 fatcat:krf4i2n3fff5fot7u2euo6qkoy

HgCdTe APDs detector developments at CEA/Leti for atmospheric lidar and free space optical communications

Johan Rothman, Pierre Bleuet, Julie Abergel, Sylvain Gout, Gilles Lasfargues, Lydie Mathieu, Jean-Alain Nicolas, Jean-Pierre Rostaing, Stephanie Huet, Pierre Castelein, Kévin Aubaret, Olivier Saint-Pé (+3 others)
2019 International Conference on Space Optics — ICSO 2018  
Initial characterization of these modules shows that the input noise, NEP=10-15fW/√Hz (5 photons rms) have been reduced by a factor three compared to previously developed large area detectors although  ...  Two detector modules have recently been delivered to Airbus DS for extensive LIDAR simulation tests.  ...  ACKNOWLEDGEMENTS The authors which to acknowledge CNES, ESA, Mynaric LaserCom AG and the European Commission's Horizon2020 program for supporting the development and optimization of time resolved HgCdTe  ... 
doi:10.1117/12.2536055 fatcat:wx2p7hvurrbknflo4jaudjfi2q

A New Approach to Inverting Backscatter and Extinction from Photon-Limited Lidar Observations [article]

Willem J. Marais, Robert E. Holz, Yu Hen Hu, Ralph E. Kuehn, Edwin E. Eloranta, Rebecca M. Willett
2016 arXiv   pre-print
Second, the noise associated with photon-counting lidar observations can be modeled using a Poisson distribution, and state-of-the-art tools for solving Poisson inverse problems are adapted to the atmospheric  ...  Standard methods for solving this inverse problem are most effective with high signal-to-noise ratio observations that are only available at low-resolution in uniform scenes.  ...  We also thank the reviewers for their helpful feedback on the paper.  ... 
arXiv:1603.02075v3 fatcat:aptdnelbm5ezbisn4nd73svk6i

HgCdTe APDS for space applications

Johan Rothman, Eric de Broniol, Kevin Foubert, Laurent Mollard, Nicolas Péré-Laperne, Frederic Salvetti, Alexandre Kerlain, Yann Reibel, Bruno Cugny, Zoran Sodnik, Nikos Karafolas
2017 International Conference on Space Optics — ICSO 2014  
HgCdTe avalanche photodiode focal plane arrays (FPAs) and single element detectors have been developed for a large scope of photon starved applications.  ...  imaging, atmospheric lidar and free space telecommunications.  ...  Gambarara), for adapting the decoding electronics of the LOCL detection chain to the HgCdTe APDs and for sharing the data from the moon and to the rest of the team at Tenerife (Hans, Ian, Michael, Zoran  ... 
doi:10.1117/12.2304150 fatcat:rccninhnbze3xnk3gp7h7l76fa

An Adaptive Density-Based Model for Extracting Surface Returns From Photon-Counting Laser Altimeter Data

Jiashu Zhang, John Kerekes
2015 IEEE Geoscience and Remote Sensing Letters  
A photon-counting lidar onboard ICESat-2 yields point clouds resulting from surface returns and noise.  ...  This proposed approach is generally applicable for surface and canopy finding from photon-counting laser altimeter data.  ...  This adaptive clustering method was then implemented and tested on photon-counting lidar altimetry data.  ... 
doi:10.1109/lgrs.2014.2360367 fatcat:3ga5agiuijhlpoi2erik6b7pue

High resolution photon time-tagging lidar for atmospheric point cloud generation

Rory A. Barton-Grimley, Robert A. Stillwell, Jeffrey P. Thayer
2018 Optics Express  
The results establish the viability of adapting photon time-tagging techniques to atmospheric lidar systems, facilitating high-range resolution (millimeter-level precision) and dynamic system observing  ...  The application of time-correlated single photon counting hardware and techniques to atmospheric lidar is presented.  ...  The authors would also like to thank Matthew Hayman, Scott Spuler, and Amin Nehrir for support and helpful conversations related to this work.  ... 
doi:10.1364/oe.26.026030 fatcat:lgq6pq4v6zefhffudoztzr7r74

Poisson Total Variation Denoising for Micropulse Water Vapor DIAL

Matthew Hayman, Willem Marais, Robert Stillwell, Scott Spuler, D. Liu, Y. Wang, Y. Wu, B. Gross, F. Moshary
2020 EPJ Web of Conferences  
We have adapted the Poisson Total Variation lidar signal processing technique for Micro-Pulse DIAL water vapor estimates.  ...  This processing technique ingests data at 10 second-37.5 meter resolution where it adaptively adjusts the retrieval resolution based on signal-to-noise and performs range deconvolution.  ...  ACKNOWLEDGEMENTS The National Center for Atmospheric Research is sponsored by the National Science Foundation.  ... 
doi:10.1051/epjconf/202023706012 fatcat:w346hw27rzhbljb2z4ndprrbqe

Deep Domain Adversarial Adaptation for Photon-efficient Imaging [article]

Yiwei Chen, Gongxin Yao, Yong Liu, Hongye Su, Xiaomin Hu, Yu Pan
2022 arXiv   pre-print
Photon-efficient imaging with the single-photon LiDAR captures the 3D structure of a scene by only a few detected signal photons per pixel.  ...  However, the existing computational methods for photon-efficient imaging are pre-tuned on a restricted scenario or trained on simulated datasets.  ...  Benefiting from the high sensitivity of single-photon avalanche diode (SPAD) detector [6, 7] , single-photon LiDAR provides better precision over a longer distance as compared to the traditional systems  ... 
arXiv:2201.02475v2 fatcat:hjb2uen7oveqpolxp6zll4xh7e

Data Processing Approaches on SPAD-based Flash LiDAR Systems: A Review

Gongbo Chen, Christian Wiede, Rainer Kokozinski
2020 IEEE Sensors Journal  
approaches for LiDAR measurements, starting from photon incidence and ending with high-level feature recognition.  ...  This paper seeks a breakthrough to improve the performance of single-photonavalanche-diode-based direct time-of-flight LiDAR systems by reviewing the data processing stages and corresponding processing  ...  . 1) Single Photon Round-Trip Measurement: An active laser source is used in the LiDAR front-end, which emits laser pulses periodically.  ... 
doi:10.1109/jsen.2020.3038487 fatcat:6fbuubj52zanfa2kj7kf5p2izy

Modeling and Analysis of a Direct Time-of-Flight Sensor Architecture for LiDAR Applications

Preethi Padmanabhan, Chao Zhang, Edoardo Charbon
2019 Sensors  
Single-photon avalanche diode (SPAD) arrays integrated in DTOF sensors have demonstrated excellent ranging and 3D imaging capabilities, making them promising candidates for LiDARs.  ...  Noise-filtering techniques based on coincidence detection and time-gating have been implemented to mitigate this challenge but 3D imaging of a wide dynamic range scene is an ongoing issue.  ...  This paper focuses on single-photon avalanche diode (SPAD) based DTOF sensors for LiDAR.  ... 
doi:10.3390/s19245464 pmid:31835807 pmcid:PMC6960641 fatcat:bugteztvzra6xcv7362lhhrtge

Comparison between the Kalman and the Non-Linear Least-Squares Estimators in Low Signal-to-Noise Ratio Lidar Inversion

Francesc Rocadenbosch, Michael Sicard, Adolfo Comeron, M. N. Md. Reba
2008 IGARSS 2008 - 2008 IEEE International Geoscience and Remote Sensing Symposium  
of 1) adaptive extended Kalman filtering (EKF) and 2) non-linear leastsquares (NLSQ), under moderate-to-low signal-to-noise ratios (SNR<100 at the starting sounding range).  ...  A Rayleigh/Mie atmosphere and a calibrated lidar system are considered.  ...  The Extended Kalman Filter (EKF) approach In the EKF adaptive approach [2] , as long as the filter iterates and assimilates a new measurement, k z , the state vector, k x , the estimated "a posteriori  ... 
doi:10.1109/igarss.2008.4779542 dblp:conf/igarss/RocadenboschSCR08 fatcat:jvrqnurcpbewtkzc6le67q7nnq

Pseudo-Random Single Photon Counting for space-borne atmospheric sensing applications

Xiao Ai, Richard William Nock, Naim Dahnoun, John Rarity, Antonio Consoli, Ignacio Esquivias, Mathieu Quatrevalet, Gerhard Ehret
2014 2014 IEEE Aerospace Conference  
In this paper, feasibility study results of a Pseudo-Random Single Photon Counting (PRSPC) IPDA lidar are reported.  ...  By restricting the telescopes field-of-view, the dominant noise source of ambient light can be suppressed, and in addition with a low noise single photon counting detector, a retrieval precision of 1.5  ...  We also would like to thank IDQuantique (IDQ) for loaning us the id220 detector module.  ... 
doi:10.1109/aero.2014.6836513 fatcat:bakee3wonbbidgc7yh2nvrqm54

Super-resolution single-photon imaging at 82 kilometers

Feihu Xu, Zheng-Ping Li, Xin Huang, Peng-Yu Jiang, Yu Hong, Chao Yu, Yuan Cao, Jun Zhang, Jian-Wei Pan
2020 Optics Express  
Single-photon light detection and ranging (LiDAR), offering single-photon sensitivity and picosecond time resolution, has been widely adopted for active imaging applications.  ...  can return but mixed with a strong background noise.  ...  This is also applied to single-photon LiDAR.  ... 
doi:10.1364/oe.383456 pmid:32122067 fatcat:tibiiknhpfaohfkj7375cua6b4

High-Speed and High-Resolution Photon Counting for Near-Range Lidar [chapter]

Tatsuo Shiina
2018 Photon Counting - Fundamentals and Applications  
It is not a single photon counting at a certain delay time, but a multi-channel scaler with a deep memory for a series of delay times, that is, ranging data acquisition for lidar application.  ...  The high-speed, high-resolution and high-repetition photon counting is desired for the near-range lidar.  ...  PMT detector, amplifier and FPGA photon counter board was assembled in one box (Figure 9(b) ). Single channel for a lidar echo is installed.  ... 
doi:10.5772/intechopen.74350 fatcat:hdc2qjxuyfhsrn4rz4rsy5pofu
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