Unlimited sampling from theory to practice: Fourier-Prony recovery and prototype ADC

A Bhandari, F Krahmer, T Poskitt - IEEE Transactions on Signal …, 2021 - ieeexplore.ieee.org
Following the Unlimited Sampling strategy to alleviate the omnipresent dynamic range
barrier, we study the problem of recovering a bandlimited signal from point-wise modulo …

On unlimited sampling and reconstruction

A Bhandari, F Krahmer, R Raskar - IEEE Transactions on Signal …, 2020 - ieeexplore.ieee.org
Shannon's sampling theorem, at the heart of digital signal processing, is well understood
and explored. However, its practical realization still suffers from a fundamental bottleneck …

The surprising benefits of hysteresis in unlimited sampling: Theory, algorithms and experiments

D Florescu, F Krahmer… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
The Unlimited Sensing Framework (USF) was recently introduced to overcome the sensor
saturation bottleneck in conventional digital acquisition systems. At its core, the USF …

Computational array signal processing via modulo non-linearities

S Fernández-Menduiña, F Krahmer… - IEEE Transactions …, 2022 - ieeexplore.ieee.org
Conventionalliterature on array signal processing (ASP) is based on the “capture first,
process later” philosophy and to this end, signal processing algorithms are typically …

Unlimited sampling of bandpass signals: Computational demodulation via undersampling

G Shtendel, D Florescu… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
Bandpass signals are an important sub-class of bandlimited signals that naturally arise in a
number of application areas but their high-frequency content poses an acquisition …

Back in the US-SR: Unlimited sampling and sparse super-resolution with its hardware validation

A Bhandari - IEEE Signal Processing Letters, 2022 - ieeexplore.ieee.org
The Unlimited Sensing Framework (USF) is a digital acquisition protocol that allows for
sampling and reconstruction of high dynamic range signals. By acquiring modulo samples …

λ–MIMO: Massive MIMO via modulo sampling

Z Liu, A Bhandari, B Clerckx - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
Massive multiple-input multiple-output (M-MIMO) architecture is the workhorse of modern
communication systems. Currently, two fundamental bottlenecks, namely, power …

Above the Nyquist rate, modulo folding does not hurt

E Romanov, O Ordentlich - IEEE Signal Processing Letters, 2019 - ieeexplore.ieee.org
We consider the problem of recovering a continuoustime bandlimited signal from the
discrete-time signal, obtained from sampling it every T s seconds and reducing the result …

Residual recovery algorithm for modulo sampling

E Azar, S Mulleti, YC Eldar - ICASSP 2022-2022 IEEE …, 2022 - ieeexplore.ieee.org
Two important attributes of analog to digital converters (ADCs) are its sampling rate and
dynamic range. The sampling rate should be greater than or equal to the Nyquist rate for …

Robust unlimited sampling beyond modulo

E Azar, S Mulleti, YC Eldar - arxiv preprint arxiv:2206.14656, 2022 - arxiv.org
Analog to digital converters (ADCs) act as a bridge between the analog and digital domains.
Two important attributes of any ADC are sampling rate and its dynamic range. For …