Wireless communications and applications above 100 GHz: Opportunities and challenges for 6G and beyond
Frequencies from 100 GHz to 3 THz are promising bands for the next generation of wireless
communication systems because of the wide swaths of unused and unexplored spectrum …
communication systems because of the wide swaths of unused and unexplored spectrum …
On the use of deep learning for computational imaging
Since their inception in the 1930–1960s, the research disciplines of computational imaging
and machine learning have followed parallel tracks and, during the last two decades …
and machine learning have followed parallel tracks and, during the last two decades …
A megapixel time-gated SPAD image sensor for 2D and 3D imaging applications
We present the first 1Mpixel SPAD camera ever reported. The camera features 3.8 ns time
gating and 24kfps frame rate; it was fabricated in 180nm CIS technology. Two pixels have …
gating and 24kfps frame rate; it was fabricated in 180nm CIS technology. Two pixels have …
Recent advances in lensless imaging
Lensless imaging provides opportunities to design imaging systems free from the constraints
imposed by traditional camera architectures. Due to advances in imaging hardware …
imposed by traditional camera architectures. Due to advances in imaging hardware …
Confocal non-line-of-sight imaging based on the light-cone transform
How to image objects that are hidden from a camera's view is a problem of fundamental
importance to many fields of research 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18 …
importance to many fields of research 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18 …
Time-of-flight 3D imaging through multimode optical fibers
Time-of-flight three-dimensional (3D) imaging has applications that range from industrial
inspection to motion tracking. Depth is recovered by measuring the round-trip flight time of …
inspection to motion tracking. Depth is recovered by measuring the round-trip flight time of …
Wave-based non-line-of-sight imaging using fast fk migration
Imaging objects outside a camera's direct line of sight has important applications in robotic
vision, remote sensing, and many other domains. Time-of-flight-based non-line-of-sight …
vision, remote sensing, and many other domains. Time-of-flight-based non-line-of-sight …
Non-invasive single-shot imaging through scattering layers and around corners via speckle correlations
Optical imaging through and inside complex samples is a difficult challenge with important
applications in many fields. The fundamental problem is that inhomogeneous samples such …
applications in many fields. The fundamental problem is that inhomogeneous samples such …
Single-shot compressed ultrafast photography at one hundred billion frames per second
The capture of transient scenes at high imaging speed has been long sought by
photographers,,,, with early examples being the well known recording in 1878 of a horse in …
photographers,,,, with early examples being the well known recording in 1878 of a horse in …
Capturing the human figure through a wall
We present RF-Capture, a system that captures the human figure--ie, a coarse skeleton--
through a wall. RF-Capture tracks the 3D positions of a person's limbs and body parts even …
through a wall. RF-Capture tracks the 3D positions of a person's limbs and body parts even …