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Modulo-Imaging (MI) offers a promising alternative for expanding the dynamic range of images by resetting the signal intensity when it reaches the saturation level. Subsequently, high-dynamic range (HDR) modulo imaging requires a recovery…

Image and Video Processing · Electrical Eng. & Systems 2026-02-02 Brayan Monroy , Jorge Bacca

With increasing application of frequency-modulated continuous wave (FMCW) radars in autonomous vehicles, mutual interference among FMCW radars poses a serious threat. Through this paper, we present a novel approach to effectively and…

Signal Processing · Electrical Eng. & Systems 2023-01-02 Abhilash Gaur , Po-Hsuan Tseng , Kai-Ten Feng , Seshan Srirangarajan

Bistatic Integrated Sensing and Communication (ISAC) is poised to become a cornerstone technology in next-generation communication networks, such as Beyond 5G (B5G) and 6G, by enabling the concurrent execution of sensing and communication…

Signal Processing · Electrical Eng. & Systems 2025-07-15 Yi Wang , Keke Zu , Luping Xiang , Martin Haardt , Chaochao Wang , Xianchao Zhang , Kun Yang

This study presents a framework designed to mitigate direct-link interference (DLI) and inter-backscatter device interference (IBDI) in multi-backscatter orthogonal frequency division multiplexing (OFDM)-based symbiotic radio (SR) systems.…

Signal Processing · Electrical Eng. & Systems 2025-04-10 Fikiri Salum Uledi , Muhammad Bilal Janjua , Çagrı Özgenç Etemoglu , Hüseyin Arslan

Reconfigurable Intelligent Surfaces (RIS) hold the promise of improving significantly coverage, as well as spectral and energy efficiency in wireless communication systems. Techniques based on RIS form a key technology for 6G systems. An…

Information Theory · Computer Science 2025-08-15 Jiawei Qiu , Harry Leib

Reconfigurable intelligent surfaces (RISs) are an emerging technology for enhancing the performance of wireless networks at a low and affordable cost, complexity, and power consumption. We introduce an algorithm for optimizing a…

Information Theory · Computer Science 2020-12-01 Xuewen Qian , Marco Di Renzo

Towards employing low complexity transceivers for signal reception in Ultra-Wideband (UWB) systems, Transmitted Reference (TR) and Differential TR (DTR) schemes have attracted researchers attention. In this letter, we introduce an…

Networking and Internet Architecture · Computer Science 2018-06-28 Athanasios S. Lioumpas

This contribution investigates the connection between isogeometric analysis and integral equation methods for full-wave electromagnetic problems up to the low-frequency limit. The proposed spline-based integral equation method allows for an…

Computational Engineering, Finance, and Science · Computer Science 2026-05-19 Maximilian Nolte , Riccardo Torchio , Sebastian Schöps , Jürgen Dölz , Felix Wolf , Albert E. Ruehli

This paper focuses on solving a challenging problem of blind deconvolution demixing involving modulated inputs. Specifically, multiple input signals $s_n(t)$, each bandlimited to $B$ Hz, are modulated with known random sequences $r_n(t)$…

Signal Processing · Electrical Eng. & Systems 2026-02-17 Humera Hameed , Ali Ahmed

In linear inverse problems, the goal is to recover a target signal from undersampled, incomplete or noisy linear measurements. Typically, the recovery relies on complex numerical optimization methods; recent approaches perform an unfolding…

Machine Learning · Computer Science 2020-01-08 Evaggelia Tsiligianni , Nikos Deligiannis

This work presents blind joint interference suppression and power allocation algorithms for DS-CDMA networks with multiple relays and decode and forward protocols. A scheme for joint allocation of power levels across the relays subject to…

Information Theory · Computer Science 2013-04-10 Rodrigo C. de Lamare

In many sensing (viz., radio astronomy) and radar applications, the received signal of interest (SOI) exhibits a significantly wider bandwidth or weaker power than the interference signal, rendering it indistinguishable from the background…

Signal Processing · Electrical Eng. & Systems 2025-12-23 Xinrui Li , R. Michael Buehrer

A fruitful approach for solving signal deconvolution problems consists of resorting to a frame-based convex variational formulation. In this context, parallel proximal algorithms and related alternating direction methods of multipliers have…

Other Computer Science · Computer Science 2015-05-28 Nelly Pustelnik , Jean-Christophe Pesquet , Caroline Chaux

We develop two new designs of unitary differential space-time modulation (DSTM) with low decoding complexity. Their decoder can be separated into a few parallel decoders, each of which has a decoding search space of less than sqrt(N) if the…

Information Theory · Computer Science 2008-06-23 Chau Yuen , Yong Liang Guan , T. T. Tjhung

Recent interest in integrated sensing and communications has led to the design of novel signal processing techniques to recover information from an overlaid radar-communications signal. Here, we focus on a spectral coexistence scenario,…

Information Theory · Computer Science 2023-10-31 Jonathan Monsalve , Edwin Vargas , Kumar Vijay Mishra , Brian M. Sadler , Henry Arguello

Channel memory and inter-symbol interference (ISI) are harmful factors in diffusion-based molecular communication (DBMC) between bionanosensors. To tackle these problems, this paper proposes a lightweight ISI-mitigating coding scheme to…

Information Theory · Computer Science 2023-05-24 Dongliang Jing , Andrew W. Eckford

Reuse-1 systems operating in the sub-1 GHz UHF band are limited by substantial co-channel interference (CCI). In such orthogonal frequency division multiple access (OFDMA) cellular systems, the inter-sector or inter-tower interference (ITI)…

Information Theory · Computer Science 2022-11-16 Abhay Mohan M , Giridhar K

Coordinated multi-point (CoMP) schemes have been widely studied in the recent years to tackle the inter-cell interference. In practice, latency and throughput constraints on the backhaul allow the organization of only small clusters of base…

Information Theory · Computer Science 2015-07-17 Paolo Baracca , Federico Boccardi , Nevio Benvenuto

In this paper, we focus on the reduced basis methodology in the context of non-linear non-affinely parametrized partial differential equations in which affine decomposition necessary for the reduced basis methodology are not obtained [4,…

Analysis of PDEs · Mathematics 2015-04-24 Cécile Daversin , Christophe Prud'Homme

This paper considers an underlay pulsed radar-cellular spectrum sharing scenario, where the cellular system uses pilot-aided demodulation, statistical channel state information (S-CSI) estimation and limited feedback schemes. Under a…

Networking and Internet Architecture · Computer Science 2020-05-04 Raghunandan M. Rao , Vuk Marojevic , Jeffrey H. Reed