Fast non-line-of-sight imaging with high-resolution and wide field of view using synthetic wavelength holography

F Willomitzer, PV Rangarajan, F Li, MM Balaji… - Nature …, 2021 - nature.com
The presence of a scattering medium in the imaging path between an object and an
observer is known to severely limit the visual acuity of the imaging system. We present an …

Centimeter-wave free-space neural time-of-flight imaging

SH Baek, N Walsh, I Chugunov, Z Shi… - ACM Transactions on …, 2023 - dl.acm.org
Depth sensors have emerged as a cornerstone sensor modality with diverse applications in
personal hand-held devices, robotics, scientific imaging, autonomous vehicles, and more. In …

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 …

[HTML][HTML] Reflections about the holographic and non-holographic acquisition of surface topography: where are the limits?

G Häusler, F Willomitzer - Light: Advanced Manufacturing, 2022 - light-am.com
Recording and (computational) processing of complex wave fields offer a vast realm of new
methods for optical 3D metrology. We discuss fundamental similarities and differences …

Single-shot tof sensing with sub-mm precision using conventional cmos sensors

M Ballester, H Wang, J Li, O Cossairt… - arXiv preprint arXiv …, 2022 - arxiv.org
We present a novel single-shot interferometric ToF camera targeted for precise 3D
measurements of dynamic objects. The camera concept is based on Synthetic Wavelength …

Snapshot coherence tomographic imaging

M Qiao, Y Sun, J Ma, Z Meng, X Liu… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
We demonstrate a high-throughput computation-efficient snapshot coherence tomographic
imaging method by combining interferometric coding and compressive sampling. We first …

Swept-angle synthetic wavelength interferometry

A Kotwal, A Levin, I Gkioulekas - Proceedings of the IEEE …, 2023 - openaccess.thecvf.com
We present a new imaging technique, swept-angle synthetic wavelength interferometry, for
full-field micron-scale 3D sensing. As in conventional synthetic wavelength interferometry …

Phasor field waves: experimental demonstrations of wave-like properties

SA Reza, M La Manna, S Bauer, A Velten - Optics express, 2019 - opg.optica.org
Time-of-flight (ToF) non-line-of-sight (NLoS) imaging reconstructs images of scenes with
light that have undergone diffuse reflections. While, in the past, ToF light propagation and …

Interferometric transmission probing with coded mutual intensity

A Kotwal, A Levin, I Gkioulekas - ACM Transactions on Graphics (TOG), 2020 - dl.acm.org
We introduce a new interferometric imaging methodology that we term interferometry with
coded mutual intensity, which allows selectively imaging photon paths based on attributes …

High resolution non-line-of-sight imaging with superheterodyne remote digital holography

F Willomitzer, F Li, MM Balaji, P Rangarajan… - … Optical Sensing and …, 2019 - opg.optica.org
High Resolution Non-Line-of-Sight Imaging with Superheterodyne Remote Digital Holography
Page 1 CM2A.2.pdf Imaging and Applied Optics 2019 (COSI, IS, MATH, pcAOP) © OSA 2019 …