Compressive single-photon 3D cameras

F Gutierrez-Barragan, A Ingle, T Seets… - Proceedings of the …, 2022‏ - openaccess.thecvf.com
Single-photon avalanche diodes (SPADs) are an emerging pixel technology for time-of-flight
(ToF) 3D cameras that can capture the time-of-arrival of individual photons at picosecond …

Real-time reconstruction of 3D videos from single-photon LiDaR data in the presence of obscurants

S Plosz, A Maccarone, S McLaughlin… - IEEE Transactions …, 2023‏ - ieeexplore.ieee.org
Single-photon methods are emerging as a key approach to 3D imaging. This paper
introduces a two step statistical based approach for real-time image reconstruction …

Count-free single-photon 3D imaging with race logic

A Ingle, D Maier - IEEE Transactions on Pattern Analysis and …, 2023‏ - ieeexplore.ieee.org
Single-photon cameras (SPCs) have emerged as a promising new technology for high-
resolution 3D imaging. A single-photon 3D camera determines the round-trip time of a laser …

Passive ultra-wideband single-photon imaging

M Wei, S Nousias, R Gulve… - Proceedings of the …, 2023‏ - openaccess.thecvf.com
We consider the problem of imaging a dynamic scene over an extreme range of timescales
simultaneously--seconds to picoseconds--and doing so passively, without much light, and …

Histogram-less LiDAR through SPAD response linearization

A Tontini, S Mazzucchi, R Passerone… - IEEE Sensors …, 2023‏ - ieeexplore.ieee.org
We present a new method to acquire the 3-D information from a Single-photon avalanche
diode (SPAD)-based direct-Time-of-Flight (d-ToF) imaging system which does not require …

Luminance-depth reconstruction from compressed time-of-flight histograms

V Poisson, W Guicquero, G Sicard - IEEE Transactions on …, 2022‏ - ieeexplore.ieee.org
Single photon avalanche diodes (SPADs) combined with high-frequency time-to-digital
converters (TDCs) enable the estimation of photon Time-of-Flight (ToF) for active 3D-depth …

FoveaSPAD: Exploiting Depth Priors for Adaptive and Efficient Single-Photon 3D Imaging

J Folden, A Ingle, SJ Koppal - IEEE Transactions on …, 2024‏ - ieeexplore.ieee.org
Fast, efficient, and accurate depth-sensing is important for safety-critical applications such as
autonomous vehicles. Direct time-of-flight LiDAR has the potential to fulfill these demands …

Learned compressive representations for single-photon 3D imaging

F Gutierrez-Barragan, F Mu… - Proceedings of the …, 2023‏ - openaccess.thecvf.com
Single-photon 3D cameras can record the time-of-arrival of billions of photons per second
with picosecond accuracy. One common approach to summarize the photon data stream is …

First arrival differential LiDAR

T Zhang, MJ White, A Dave, S Ghajari… - 2022 IEEE …, 2022‏ - ieeexplore.ieee.org
Single-photon avalanche diode (SPAD) based LiDAR is becoming the de-facto choice for
3D imaging in many emerging applications. However, they suffer from three significant …

The role of detection times in reflectivity estimation with single-photon lidar

R Kitichotkul, J Rapp, VK Goyal - IEEE Journal of Selected …, 2023‏ - ieeexplore.ieee.org
In direct time-of-flight single-photon lidar, the photon detection times are typically used to
estimate the depth, while the number of detections is used to estimate the reflectivity. This …