41 citations · 160 across the 23 of their papers we have counts for
10 papers · 1 filter
Octree-Context Gaussian Splatting with Multi-Order Propagation for Channel Knowledge Maps
Jinghan Zhang, Xitao Gong, Qi Wang +2
Channel knowledge maps (CKMs) can support environment-aware wireless communications by providing site-specific channel knowledge as a function of the transmitter position, the rece…
Planar Gaussian Splatting with Bilinear Spatial Transformer for Wireless Radiance Field Reconstruction
Jinghan Zhang, Xitao Gong, Qi Wang +2
Wireless radiance field (WRF) reconstruction aims to learn a continuous, queryable representation of radio frequency characteristics over 3D space and direction, from which specifi…
Joint Antenna Selection and Covariance Matrix Optimization for ISAC Systems
Michail Palaiologos, Mario H. Castãneda García, Tobias Laas +2
We consider an integrated sensing and communication (ISAC) system with a single communication user and multiple targets. For the communication functionality, the achievable rate is…
Transfer Learning for CSI-based Positioning with Multi-environment Meta-learning
Anastasios Foliadis, Mario H. Castañeda, Richard A. Stirling-Gallacher +1
Utilizing deep learning (DL) techniques for radio-based positioning of user equipment (UE) through channel state information (CSI) fingerprints has demonstrated significant potenti…
Deep Learning based Positioning with Multi-task Learning and Uncertainty-based Fusion
Anastasios Foliadis, Mario H. Castañeda, Richard A. Stirling-Gallacher +1
Deep learning (DL) methods have been shown to improve the performance of several use cases for the fifth-generation (5G) New radio (NR) air interface. In this paper we investigate…
Non-uniform array design for robust LoS MIMO via convex optimization
Michail Palaiologos, Mario H. Castãneda García, Anastasios Kakkavas +2
The array design problem of multiple-input multiple-output (MIMO) systems in a line-of-sight (LoS) transmit environment is examined. As uniform array configurations at the transmit…
Multi-Environment based Meta-Learning with CSI Fingerprints for Radio Based Positioning
Anastasios Foliadis, Mario H. Castañeda Garcia, Richard A. Stirling-Gallacher +1
Radio based positioning of a user equipment (UE) based on deep learning (DL) methods using channel state information (CSI) fingerprints have shown promising results. DL models are…
Towards Integrated Sensing and Communications for 6G
Qi Wang, Anastasios Kakkavas, Xitao Gong +1
For the next generation of mobile communications systems, the integration of sensing and communications promises benefits in terms of spectrum utilization, cost, latency, area and…
Cooperative Localization with Angular Measurements and Posterior Linearization
Yibo Wu, Bile Peng, Henk Wymeersch +4
The application of cooperative localization in vehicular networks is attractive to improve accuracy and coverage. Conventional distance measurements between vehicles are limited by…
LOS MIMO Design based on Multiple Optimum Antenna Separations
Mario H. Castañeda García, Marcin Iwanow, Richard A. Stirling-Gallacher
The use of multiple antennas in a transmit and receive antenna array for MIMO wireless communication allows the spatial degrees of freedom in rich scattering environments to be exp…