249 citations · 357 across the 34 of their papers we have counts for
11 papers · 1 filter
Graph-based Simultaneous Localization and Bias Tracking
Alexander Venus, Erik Leitinger, Stefan Tertinek +2
We present a factor graph formulation and particle-based sum-product algorithm for robust localization and tracking in multipath-prone environments. The proposed sequential algorit…
Super-Resolution Estimation of UWB Channels including the Diffuse Component -- An SBL-Inspired Approach
Stefan Grebien, Erik Leitinger, Klaus Witrisal +1
In this paper, we present an iterative algorithm that detects and estimates the specular components and estimates the diffuse component of single-input-multiple-output (SIMO) ultra…
A Neural-enhanced Factor Graph-based Algorithm for Robust Positioning in Obstructed LOS Situations
Alexander Venus, Erik Leitinger, Stefan Tertinek +1
This paper presents a neural-enhanced probabilistic model and corresponding factor graph-based sum-product algorithm for robust localization and tracking in multipath-prone environ…
Fast Variational Block-Sparse Bayesian Learning
Jakob Möderl, Erik Leitinger, Bernard H. Fleury +2
We propose a variational Bayesian (VB) implementation of block-sparse Bayesian learning (BSBL) to compute proxy probability density functions (PDFs) that approximate the posterior…
Propagation Modeling for Physically Large Arrays: Measurements and Multipath Component Visibility
Thomas Wilding, Benjamin J. B. Deutschmann, Christian Nelson +3
This paper deals with propagation and channel modeling for physically large arrays. The focus lies on acquiring a spatially consistent model, which is essential, especially for pos…
Bistatic MIMO Radar Sensing of Specularly Reflecting Surfaces for Wireless Power Transfer
Benjamin J. B. Deutschmann, Maximilian Graber, Thomas Wilding +1
Geometric environment information aids future distributed radio infrastructures in providing services, such as ultra-reliable communication, positioning, and wireless power transfe…
Large Intelligent Surface Measurements for Joint Communication and Sensing
Christian Nelson, Xuhong Li, Thomas Wilding +3
Multiple concepts for future generations of wireless communication standards utilize coherent processing of signals from many distributed antennas. Names for these concepts include…
Variational Inference of Structured Line Spectra Exploiting Group-Sparsity
Jakob Möderl, Franz Pernkopf, Klaus Witrisal +1
In this paper, we present a variational inference algorithm that decomposes a signal into multiple groups of related spectral lines. The spectral lines in each group are associated…
Uplink Joint Positioning and Synchronization in Cell-Free Deployments with Radio Stripes
Alessio Fascista, Benjamin J. B. Deutschmann, Musa Furkan Keskin +6
Radio stripes (RSs) is an emerging technology in beyond 5G and 6G wireless networks to support the deployment of cell-free architectures. In this paper, we investigate the potentia…
XL-MIMO Channel Modeling and Prediction for Wireless Power Transfer
Benjamin J. B. Deutschmann, Thomas Wilding, Maximilian Graber +1
Massive antenna arrays form physically large apertures with a beam-focusing capability, leading to outstanding wireless power transfer (WPT) efficiency paired with low radiation le…
Message Passing-Based 9-D Cooperative Localization and Navigation with Embedded Particle Flow
Lukas Wielandner, Erik Leitinger, Florian Meyer +1
Cooperative localization (CL) is an important technology for innovative services such as location-aware communication networks, modern convenience, and public safety. We consider w…