Robert T. Schwarz

42 papers B 4Journal 8Unranked 29

Year	Rank	Type	Title / Venue / Authors
2025	—	`conf`	Error Source Analysis for Doppler Shift Based Opportunistic LEO-PNT With Starlink Signals. PLANS Winfried Stock, Robert T. Schwarz, Andreas Knopp
2025	—	`conf`	Optical Feeder Links to GEO Satellites: Statistical Analysis of Link Availability Using Deep Learning-Based Cloud Segmentation Data. ICC Workshops Hung Le Son, Robert T. Schwarz, Marcus T. Knopp, M. Giggenbach, B. Nouri, Dirk Giggenbach, Andreas Knopp
2025	J	`jnl`	Survey on Opportunistic PNT With Signals From LEO Communication Satellites. IEEE Commun. Surv. Tutorials Winfried Stock, Robert T. Schwarz, Christian A. Hofmann, Andreas Knopp
2025	J	`jnl`	Update on the German and Australasian Optical Ground Station Networks. Int. J. Satell. Commun. Netw. Nicholas Rattenbury, Joseph Ashby, Francis Bennet, Marcus Birch, John E. Cater, Kate Ferguson, Dirk Giggenbach, Kenneth J. Grant, Andreas Knopp, Marcus T. Knopp, Ed Kruzins, Andrew J. Lambert, Kerry A. Mudge, Catherine Qualtrough, Samuele Raffa, Jonas Rittershofer, Mikhael T. Sayat, Sascha W. Schediwy, Robert T. Schwarz, Matthew J. Sellars, Oliver Thearle, Tony Travouillon, Kevin Walker, Shane Walsh, Stephen John Weddell
2024	J	`jnl`	5G Non-Terrestrial Networks With OpenAirInterface: An Experimental Study Over GEO Satellites. IEEE Access Florian Völk, Thomas Schlichter, Sumit Kumar, Robert T. Schwarz, Andreas Knopp, Marwan Hammouda, Thomas Heyn, Jorge Querol, Symeon Chatzinotas, Adam Kapovits
2024	B	`conf`	iPhone Satellite Waveform: An Experimental Performance Evaluation. PIMRC Hung Le Son, Robert T. Schwarz, Matthias G. Schraml, Andreas Knopp
2023	—	`conf`	In-Lab Performance Analysis of a 5G Non-Terrestrial Network using OpenAirInterface. WiSEE Florian Völk, Robert T. Schwarz, Andreas Knopp
2022	—	`conf`	OpenAirInterface as a platform for 5G-NTN Research and Experimentation. FNWF Sumit Kumar, Ashish Kumar Meshram, Abdelrahman Astro, Jorge Querol, Thomas Schlichter, Guido Casati, Thomas Heyn, Florian Völk, Robert T. Schwarz, Andreas Knopp, Paulo Marques, Luis Pereira, Roberto Magueta, Adam Kapovits, Florian Kaltenberger
2022	—	`conf`	Towards a space based infrastructure for 5G and beyond 5G networks. GLOBECOM (Workshops) Anastasius Gavras, Helmut W. Zaglauer, Jörg Pfeifle, Maria Guta, Thomas Heyn, Alexander Hofmann, Leo Frank, Florian Völk, Robert T. Schwarz, Adam Kapovits, Ananya Chowdhury, Marius Iulian Corici
2021	J	`jnl`	Emergency 5G Communication on-the-Move: Concept and field trial of a mobile satellite backhaul for public protection and disaster relief. Int. J. Satell. Commun. Netw. Florian Völk, Robert T. Schwarz, Mario Lorenz, Andreas Knopp
2021	J	`jnl`	Field Trial on 5G New Radio Over Satellite. Frontiers Commun. Networks Florian Völk, Robert T. Schwarz, Andreas Knopp
2021	—	`conf`	MIMO Throughput Performance Analysis in LEO Communication Scenario. VTC Fall Hlib Cheporniuk, Robert T. Schwarz, Thomas Delamotte, Andreas Knopp
2021	—	`conf`	Multi-Antenna-Enabled 6G Satellite Systems: Roadmap, Challenges and Opportunities. WSA Thomas Delamotte, Matthias G. Schraml, Robert T. Schwarz, Kai-Uwe Storek, Andreas Knopp
2021	—	`conf`	Multi-User MIMO Satellite Communications for Aviation Networks. VTC Spring Florian Völk, Robert T. Schwarz, Andreas Knopp
2021	J	`jnl`	Multiuser MIMO Concept for Physical Layer Security in Multibeam Satellite Systems. IEEE Trans. Inf. Forensics Secur. Matthias G. Schraml, Robert T. Schwarz, Andreas Knopp
2020	—	`conf`	Linear Distortions in the Communication Satellite Payload: An Analytical Characterization. ASMS/SPSC Tony Colin, Thomas Delamotte, Robert T. Schwarz, Andreas Knopp
2020	—	`conf`	Multi-Satellite Multi-User MIMO Precoding: Testbed and Field Trial. ICC Kai-Uwe Storek, Robert T. Schwarz, Andreas Knopp
2019	J	`jnl`	MIMO Applications for Multibeam Satellites. IEEE Trans. Broadcast. Robert T. Schwarz, Thomas Delamotte, Kai-Uwe Storek, Andreas Knopp
2019	—	`conf`	MIMO Capacity of Co-Located Satellites in Longitude Separation. ICC Robert T. Schwarz, Andreas Knopp
2019	—	`—`	MIMO Satellite Communications for Fixed Satellite Services Robert T. Schwarz
2019	J	`jnl`	Satellite Integration into 5G: Accent on First Over-The-Air Tests of an Edge Node Concept with Integrated Satellite Backhaul. Future Internet Florian Völk, Konstantinos P. Liolis, Marius Corici, Joe Cahill, Robert T. Schwarz, Thomas Schlichter, Eric Troudt, Andreas Knopp
2018	—	`conf`	Concept and Evaluation of Mobile Cell Connectivity over a Satellite Backhaul for Future 5G Networks. GlobalSIP Florian Völk, Robert T. Schwarz, Mario Lorenz, Andreas Knopp, Markus H. Landmann
2018	—	`conf`	MIMO Feeder Links for High Throughput Satellites. WSA Thomas Delamotte, Robert T. Schwarz, Kai-Uwe Storek, Andreas Knopp
2018	—	`conf`	Passive Channel Orthogonality Measurement Technique for MIMO SATCOM. MILCOM Balachander Ramamurthy, Robert T. Schwarz, William G. Cowley, Gerald Bolding, Andreas Knopp
2017	—	`conf`	The multiple-satellite MIMO channel of narrow band vehicular communications at UHF. MILCOM Robert T. Schwarz, Florian Völk, Andreas Knopp, Christian A. Hofmann, Kai-Uwe Storek
2016	—	`conf`	Results of a MIMO Testbed with Geosynchronous Ku-Band Satellites. WSA Robert T. Schwarz, Christian A. Hofmann, Andreas Knopp
2016	—	`conf`	Spatial MIMO over satellite: A proof of concept. ICC Christian A. Hofmann, Kai-Uwe Storek, Robert T. Schwarz, Andreas Knopp
2015	—	`conf`	Measurement and modeling of the UHF satellite channel for animal tracking systems. ICC Christian A. Hofmann, Robert T. Schwarz, Andreas Knopp
2015	—	`conf`	Performance analysis of diversity techniques for secure SATCOM-on-the-move systems. MILCOM Christian A. Hofmann, Robert T. Schwarz, Andreas Knopp
2014	—	`conf`	MIMO application for reduced adjacent satellite interference in SATCOM downlinks. ICC Robert T. Schwarz, Stephan P. Winter, Andreas Knopp
2014	—	`conf`	Measured Antenna Pointing Errors for Frequency Coordination of SATCOM On-the-Move Terminals. MILCOM Dirk Ogermann, Robert T. Schwarz, Andreas Knopp, Mostafa Alazab, Gregor Siegert, Wolfgang Felber
2013	—	`conf`	Secure MIMO SATCOM Transmission. MILCOM Andreas Knopp, Robert T. Schwarz, Berthold Lankl
2012	—	`conf`	SC-FDE V-BLAST system concept for MIMO over satellite with antenna misalignment. SSD Robert T. Schwarz, Andreas Knopp, Berthold Lankl
2011	—	`conf`	MIMO system implementation with displaced ground antennas for broadband military SATCOM. MILCOM Andreas Knopp, Robert T. Schwarz, Berthold Lankl
2011	B	`conf`	Performance of an SC-FDE SATCOM System in Block-Time-Invariant Orthogonal MIMO Channels. GLOBECOM Robert T. Schwarz, Andreas Knopp, Berthold Lankl
2010	—	`conf`	On the Capacity Degradation in Broadband MIMO Satellite Downlinks with Atmospheric Impairments. ICC Andreas Knopp, Robert T. Schwarz, Berthold Lankl
2008	B	`conf`	Deficiencies of common MIMO channel models with regard to indoor Line-of-Sight channels. PIMRC Christian A. Hofmann, Andreas Knopp, Dirk Ogermann, Robert T. Schwarz, Berthold Lankl
2008	—	`conf`	Optimum-capacity MIMO satellite link for fixed and mobile services. WSA Robert T. Schwarz, Andreas Knopp, Dirk Ogermann, Christian A. Hofmann, Berthold Lankl
2008	B	`conf`	Satellite System Design Examples for Maximum MIMO Spectral Efficiency in LOS Channels. GLOBECOM Andreas Knopp, Robert T. Schwarz, Dirk Ogermann, Christian A. Hofmann, Berthold Lankl
2007	—	`conf`	Measurements on the Impact of Sparse Multipath Components on the LOS MIMO Channel Capacity. ISWCS Andreas Knopp, Robert T. Schwarz, Christian A. Hofmann, Mohamed Chouayakh, Berthold Lankl
2007	—	`conf`	Spatial Capacity Estimation for Correlated MIMO Channels Based on Measured SISO Data Records. ISWCS Andreas Knopp, Christian A. Hofmann, Robert T. Schwarz, Mohamed Chouayakh, Berthold Lankl
2006	—	`conf`	Measured MIMO Capacity Enhancement in Correlated LOS Indoor Channels VIA Optimized Antenna Setups. WINSYS Andreas Knopp, Mohamed Chouayakh, Robert T. Schwarz, Berthold Lankl