8 papers
Asynchronous Multi-Channel USF: Modified CRT for Modulo Unfolding
Ruiming Guo, Ayush Bhandari
The Unlimited Sampling Framework (USF) overcomes the traditional trade-off between dynamic range and digital resolution, achieving performance unattainable with standard ADCs. Its…
Unlimited Sampling of Multiband Signals: Single-Channel Acquisition and Recovery
Gal Shtendel, Ayush Bhandari
In this paper, we address the problem of reconstructing multiband signals from modulo-folded, pointwise samples within the Unlimited Sensing Framework (USF). Focusing on a low-comp…
Unlocking Off-the-Grid Sparse Recovery with Unlimited Sensing: Simultaneous Super-Resolution in Time and Amplitude
Ruiming Guo, Ayush Bhandari
The recovery of Dirac impulses, or spikes, from filtered measurements is a classical problem in signal processing. As the spikes lie in the continuous domain while measurements are…
1-Bit Unlimited Sampling Beyond Fourier Domain: Low-Resolution Sampling of Quantization Noise
Vaclav Pavlicek, Ayush Bhandari
Analog-to-digital converters (ADCs) play a critical role in digital signal acquisition across various applications, but their performance is inherently constrained by sampling rate…
USF Spectral Estimation: Prevalence of Gaussian Cramér-Rao Bounds Despite Modulo Folding
Ruiming Guo, Ayush Bhandari
Spectral Estimation (SpecEst) is a core area of signal processing with a history spanning two centuries and applications across various fields. With the advent of digital acquisiti…
Full-Duplex Beyond Self-Interference: The Unlimited Sensing Way
Ziang Liu, Ayush Bhandari, Bruno Clerckx
The success of full-stack full-duplex communication systems depends on how effectively one can achieve digital self-interference cancellation (SIC). Towards this end, in this paper…