33 citations · 78 across the 26 of their papers we have counts for
15 papers · 1 filter
Evolution Toward Sensing-Enabled RAN: Practical Bistatic Sensing via Uplink
Kenan Turbic, Khanh-Toan Pham, Slawomir Stanczak
This paper considers uplink channel state information (CSI)-based sensing as an opportunistic approach to enabling sensing in cellular networks, with minimum required modifications…
ISAC Beamforming Design Based on a Matrix Nearness Formulation With Improved Efficiency
Berkan Kilic, Kenan Turbic, Slawomir Stanczak
We propose an integrated sensing and communication (ISAC) beamforming method that performs joint multiple-input multiple-output (MIMO) radar sensing and multi-user MIMO communicati…
Waveform Design for Simultaneous MIMO Radar Sensing and Multi-User Communication
Berkan Kilic, Kenan Turbic, Slawomir Stanczak
This paper proposes a novel two-stage joint waveform design framework for multi-antenna Integrated Sensing and Communication (ISAC) systems that simultaneously enable Multiple-Inpu…
Transmit Beamformer Design for Beampattern Synthesis in Phased-Array Radar Systems
Berkan Kilic, Kenan Turbic, Slawomir Stanczak
This paper presents a phased-array transmit beamformer design for beampattern matching and interference suppression. We propose an optimization framework jointly addressing these t…
On Level Crossings and Fade Durations in von Mises-Fisher Scattering Channels
Kenan Turbic, Slawomir Stanczak
This paper investigates the second-order statistics of multipath fading channels with von Mises-Fisher (vMF) distributed scatters. Simple closed-form expressions for the mean Doppl…
An Age of Information Characterization of SPS
Maria Bezmenov, Matthias Frey, Zoran Utkovski +1
We derive a closed-form approximation of the stationary distribution of the Age of Information (AoI) of the semi-persistent scheduling (SPS) protocol which is a core part of NR-V2X…
Correlation Properties in Channels with von Mises-Fisher Distribution of Scatterers
Kenan Turbic, Martin Kasparick, Slawomir Stanczak
This letter presents simple analytical expressions for the spatial and temporal correlation functions in channels with von Mises-Fisher (vMF) scattering. In contrast to previous re…
Doppler Power Spectrum in Channels with von Mises-Fisher Distribution of Scatterers
Kenan Turbic, Martin Kasparick, Slawomir Stanczak
This paper presents an analytical analysis of the Doppler spectrum in von Mises-Fisher (vMF) scattering channels. A simple closed-form expression for the Doppler spectrum is derive…
D-Band RIS as a Reflect Array: Characterization and Hardware Impairments Study
Ehsan Tohidi, Robert Stoecker, Julia-Marie Koeszegi +1
Reflecting intelligent surface (RIS) has emerged as a promising technology for enhancing wireless communication performance and enabling new applications in 6G networks with potent…
Near-Optimal LOS and Orientation Aware Intelligent Reflecting Surface Placement
Ehsan Tohidi, Sven Haesloop, Lars Thiele +1
Due to their passive nature and thus low energy consumption, intelligent reflecting surfaces (IRSs) have shown promise as means of extending coverage as a proxy for connection reli…
BiSPARCs for Unsourced Random Access in Massive MIMO
Patrick Agostini, Zoran Utkovski, Slawomir Stanczak
This paper considers the massive MIMO unsourced random access problem in a quasi-static Rayleigh fading setting. The proposed coding scheme is based on a concatenation of a "conven…
Machine Learning-based Methods for Reconfigurable Antenna Mode Selection in MIMO Systems
Yasaman Abdollahian, Ehsan Tohidi, Martin Kasparick +3
MIMO technology has enabled spatial multiple access and has provided a higher system spectral efficiency (SE). However, this technology has some drawbacks, such as the high number…
Parallel APSM for Fast and Adaptive Digital SIC in Full-Duplex Transceivers with Nonlinearity
M. Hossein Attar, Omid Taghizadeh, Kaxin Chang +3
This paper presents a kernel-based adaptive filter that is applied for the digital domain self-interference cancellation (SIC) in a transceiver operating in full-duplex (FD) mode.…
Distributed Machine-Learning for Early HARQ Feedback Prediction in Cloud RANs
Barış Göktepe, Cornelius Hellge, Thomas Schierl +1
In this work, we propose novel HARQ prediction schemes for Cloud RANs (C-RANs) that use feedback over a rate-limited feedback channel (2 - 6 bits) from the Remote Radio Heads (RRHs…
GPU-accelerated partially linear multiuser detection for 5G and beyond URLLC systems
Matthias Mehlhose, Guillermo Marcus, Daniel Schäufele +6
In this feasibility study, we have implemented a recently proposed partially linear multiuser detection algorithm in reproducing kernel Hilbert spaces (RKHSs) on a GPU-accelerated…