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Visualizing Wireless Propagation and Polarization in Augmented Reality with ESPARGOS
Florian Euchner, Stephan ten Brink
Wireless multipath propagation, beamforming, and polarization are central concepts in radio systems, but they are difficult to observe directly because radio-frequency fields are i…
BASIIS: Bistatic Angular Sampling and Interpolation for ISAC Setups
Alexander Felix, Marcus Henninger, Lucas Giroto +3
Integrated Sensing and Communications (ISAC) is a defining feature of 6G, extending cellular networks with radar-like sensing at limited additional overhead. In bistatic deployment…
CRAP Part II: Clutter Removal with Continuous Acquisitions Under Phase Noise
Marcus Henninger, Silvio Mandelli, Artjom Grudnitsky +1
The mitigation of clutter is an important research branch in Integrated Sensing and Communication (ISAC), one of the emerging technologies of future cellular networks. In this work…
Antenna Array Design for Mono-Static ISAC
Alexander Felix, Silvio Mandelli, Marcus Henninger +1
Mono-static sensing operations in ISAC perform joint beamforming between transmitter and receiver. However, in contrast to pure radar systems, ISAC requires to fulfill communicatio…
Multi-Target Localization in Multi-Static Integrated Sensing and Communication Deployments
Maximilian Bauhofer, Silvio Mandelli, Marcus Henninger +2
In future wireless communication networks, existing active localization will gradually evolve into more sophisticated (passive) sensing functionalities. One main enabler for this p…
CRAP: Clutter Removal with Acquisitions Under Phase Noise
Marcus Henninger, Silvio Mandelli, Artjom Grudnitsky +2
The emergence of Integrated Sensing and Communication (ISAC) in future 6G networks comes with a variety of challenges to be solved. One of those is clutter removal, which should be…
Learning to exploit z-Spatial Diversity for Coherent Nonlinear Optical Fiber Communication
Sebastian Jung, Tim Uhlemann, Alexander Span +2
Higher-order solitons inherently possess a spatial periodicity along the propagation axis. The pulse expands and compresses in both, frequency and time domain. This property is exp…
Probabilistic 5G Indoor Positioning Proof of Concept with Outlier Rejection
Marcus Henninger, Traian E. Abrudan, Silvio Mandelli +6
The continuously increasing bandwidth and antenna aperture available in wireless networks laid the foundation for developing competitive positioning solutions relying on communicat…
Improving Triplet-Based Channel Charting on Distributed Massive MIMO Measurements
Florian Euchner, Phillip Stephan, Marc Gauger +2
The objective of channel charting is to learn a virtual map of the radio environment from high-dimensional CSI that is acquired by a multi-antenna wireless system. Since, in static…
Geometry-Based Phase and Time Synchronization for Multi-Antenna Channel Measurements
Florian Euchner, Phillip Stephan, Marc Gauger +1
Synchronization of transceiver chains is a major challenge in the practical realization of massive MIMO and especially distributed massive MIMO. While frequency synchronization is…
A Computationally Efficient 2D MUSIC Approach for 5G and 6G Sensing Networks
Marcus Henninger, Silvio Mandelli, Maximilian Arnold +1
Future cellular networks are intended to have the ability to sense the environment by utilizing reflections of transmitted signals. Multi-dimensional sensing brings along the cruci…