Samuel Winter

ORCID: 0009-0004-5059-0667
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About
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Research Areas
  • Quantum-Dot Cellular Automata
  • Atomic and Subatomic Physics Research
  • Quantum Computing Algorithms and Architecture
  • Quantum optics and atomic interactions
  • Advanced Frequency and Time Standards
  • Optical Network Technologies
  • Blind Source Separation Techniques
  • Error Correcting Code Techniques
  • Image and Signal Denoising Methods
  • Speech and Audio Processing

University of Birmingham
2024

Deutsches Zentrum für Luft- und Raumfahrt e. V. (DLR)
2024

BT Group (United Kingdom)
2024

NTT (Japan)
2006

A maximum a-posteriori approach for overcomplete blind source separation based on Laplacian priors usually involves /spl lscr//sub 1/-norm minimization. It requires different approaches real and complex numbers as they appear example in the frequency domain. In this paper we compare a combinatorial with second order cone programming numbers. Although solution proven minimum number of zeros is not theoretically justified numbers, its performance quality comparable to (SOCP) solution. However,...

10.1109/aspaa.2005.1540175 article EN 2006-10-11

Quantum annealing (QA) is proposed for vector perturbation precoding (VPP) in multiple input output (MIMO) communications systems. The mathematical framework of VPP presented, outlining the problem formulation and benefits lattice reduction algorithms. Lattice aided quantum (LRAQVP) designed by harnessing physical hardware, optimization hardware parameters discussed. We observe a 5dB gain over zero forcing (LRZFP), which behaves similarly to algorithm operating without stage. also shown...

10.1109/lwc.2024.3365874 preprint EN arXiv (Cornell University) 2024-02-12

Quantum annealing (QA) is proposed for vector perturbation precoding (VPP) in multiple input output (MIMO) communications systems. The mathematical framework of VPP presented, outlining the problem formulation and benefits lattice reduction algorithms. Lattice aided quantum (LRAQVP) designed by harnessing physical hardware, optimization hardware parameters discussed. We observe a 5dB gain over zero forcing (LRZFP), which behaves similarly to algorithm operating without stage. also shown...

10.1109/lwc.2024.3365874 article EN IEEE Wireless Communications Letters 2024-02-14

<title>Abstract</title> The numerical model has been developed for atomic ladder (cascade) systems, which proves to be suitable Rydberg RF sensors.This is designed with the capability extended N-level non-thermal systems ease. adaptability of this sensors validated by comparing its results those earlier reported experiments. here provides a good approximation experimental results. Thus, such dynamic can useful quantum technologists in designing, optimising, and developing RF-based...

10.21203/rs.3.rs-4395463/v1 preprint EN cc-by Research Square (Research Square) 2024-05-22
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