Wolfgang Zirwas

75 papers B 13Misc 1Journal 25Unranked 36

Year	Rank	Type	Title / Venue / Authors
2025	B	`conf`	A Novel Sparse Transmission Scheme for Efficient Mobile Radio Communications. WCNC Caroline Zoll, Wolfgang Zirwas, Brenda Vilas Boas, Luis A. Suárez, Valentin Thomas Haider, Wolfgang Kellerer
2024	J	`jnl`	Start Stop Bit Method for Efficient Data Communication in 6G Mobile Radio Systems. CoRR Wolfgang Zirwas, Berthold Panzner, Rakash SivaSiva Ganesan, Brenda Vilas Boas, Luis A. Suárez
2023	—	`conf`	Ambiguity Subspace Resolution for Digital Twin Parameter Estimation. ICC Workshops Wolfgang Zirwas, Brenda Vilas Boas, Lars Thiele
2023	—	`conf`	Machine Learning Based Channel Prediction for NR Type II CSI Reporting. ICC Brenda Vilas Boas, Wolfgang Zirwas, Martin Haardt
2022	—	`conf`	Combining AI/ML and PHY Layer Rule Based Inference - Some First Results. SPAWC Brenda Vilas Boas, Wolfgang Zirwas, Martin Haardt
2022	J	`jnl`	Combining AI/ML and PHY Layer Rule Based Inference - Some First Results. CoRR Brenda Vilas Boas, Wolfgang Zirwas, Martin Haardt
2022	J	`jnl`	Machine Learning for CSI Recreation in the Digital Twin Based on Prior Knowledge. IEEE Open J. Commun. Soc. Brenda Vilas Boas, Wolfgang Zirwas, Martin Haardt
2022	—	`conf`	Transfer Learning Capabilities of Untrained Neural Networks for MIMO CSI Recreation. ICC Brenda Vilas Boas, Wolfgang Zirwas, Martin Haardt
2021	J	`jnl`	Machine Learning for CSI Recreation Based on Prior Knowledge. CoRR Brenda Vilas Boas, Wolfgang Zirwas, Martin Haardt
2021	J	`jnl`	Machine Learning for Model Order Selection in MIMO OFDM Systems. CoRR Brenda Vilas Boas, Wolfgang Zirwas, Martin Haardt
2021	J	`jnl`	Transfer Learning Capabilities of Untrained Neural Networks for MIMO CSI Recreation. CoRR Brenda Vilas Boas, Wolfgang Zirwas, Martin Haardt
2021	—	`conf`	Two-step Machine Learning Approach for Channel Estimation with Mixed Resolution RF Chains. ICC Workshops Brenda Vilas Boas, Wolfgang Zirwas, Martin Haardt
2021	J	`jnl`	Two-step Machine Learning Approach for Channel Estimation with Mixed Resolution RF Chains. CoRR Brenda Vilas Boas, Wolfgang Zirwas, Martin Haardt
2020	—	`conf`	Highly Accurate Multipath Component Delay Estimation. WSA Wolfgang Zirwas, Diomidis Michalopoulos, Brenda Vilas Boas, Martin Haardt
2020	J	`jnl`	Information rates of precoding for massive MIMO and base station cooperation in an indoor scenario. EURASIP J. Wirel. Commun. Netw. Stefan Dierks, Gerhard Kramer, Berthold Panzner, Wolfgang Zirwas
2020	—	`conf`	Profiling of mobile Radio Channels. ICC Wolfgang Zirwas, Mikael Sternad
2019	J	`jnl`	Low-Overhead Cyclic Reference Signals for Channel Estimation in FDD Massive MIMO. IEEE Trans. Commun. Rikke Apelfrojd, Wolfgang Zirwas, Mikael Sternad
2019	—	`conf`	Time Shifting - Effective Reporting of Channel State Information in mobile Radio Systems. WSA Wolfgang Zirwas
2018	J	`jnl`	Analysis of Massive MIMO and Base Station Cooperation in an Indoor Scenario. CoRR Stefan Dierks, Gerhard Kramer, Berthold Panzner, Wolfgang Zirwas
2018	J	`jnl`	Massive MIMO interference coordination for 5G broadband access: Integration and system level study. Comput. Networks Alessandro Grassi, Giuseppe Piro, Gennaro Boggia, Martin Kurras, Wolfgang Zirwas, Rakash SivaSiva Ganesan, Klaus I. Pedersen, Lars Thiele
2018	—	`conf`	Quantized Precoding for Multi-Antenna Downlink Channels with MAGIQ. WSA Andrei S. Nedelcu, Fabian Steiner, Markus Staudacher, Gerhard Kramer, Wolfgang Zirwas, Rakash SivaSiva Ganesan, Paolo Baracca, Stefan Wesemann
2018	—	`conf`	Sub Tiling - a flexible CSI Reference Signal Concept for 5G New Radio Systems. WSA Wolfgang Zirwas, Rakash SivaSiva Ganesan, Berthold Panzner
2017	J	`jnl`	An Overview of Massive MIMO Technology Components in METIS. IEEE Commun. Mag. Gábor Fodor, Nandana Rajatheva, Wolfgang Zirwas, Lars Thiele, Martin Kurras, Kaifeng Guo, Antti Tölli, Jesper H. Sørensen, Elisabeth de Carvalho
2017	J	`jnl`	Constructing Receiver Signal Points using Constrained Massive MIMO Arrays. CoRR Markus Staudacher, Gerhard Kramer, Wolfgang Zirwas, Berthold Panzner, Rakash SivaSiva Ganesan
2017	—	`conf`	HOSVD-Based Denoising for Improved Channel Prediction of Weak Massive MIMO Channels. VTC Spring Muhammad Bilal Amin, Wolfgang Zirwas, Martin Haardt
2017	B	`conf`	Key solutions for a massive MIMO FDD system. PIMRC Wolfgang Zirwas, Mikael Sternad, Rikke Apelfrojd
2017	—	`conf`	Optimized Combination of Conventional and Constrained Massive MIMO Arrays. WSA Markus Staudacher, Gerhard Kramer, Wolfgang Zirwas, Berthold Panzner, Rakash SivaSiva Ganesan
2017	—	`conf`	Performance Evaluation of Linear Beamforming Receiver for Large CoMP Sparse Massive MIMO Channel Matrices. VTC Spring Amir M. Ahmadian, Rakash SivaSiva Ganesan, Wolfgang Zirwas
2017	J	`jnl`	Quantized Precoding for Multi-Antenna Downlink Channels with MAGIQ. CoRR Andrei S. Nedelcu, Fabian Steiner, Markus Staudacher, Gerhard Kramer, Wolfgang Zirwas, Rakash SivaSiva Ganesan, Paolo Baracca, Stefan Wesemann
2016	—	`conf`	5G on Board: How Many Antennas Do We Need on Connected Cars? GLOBECOM Workshops Dinh Thuy Phan Huy, Mikael Sternad, Tommy Svensson, Wolfgang Zirwas, Bernadette Villeforceix, F. Karim, Salah Eddine El Ayoubi
2016	—	`conf`	Coded CSI Reference Signals for 5G - Exploiting Sparsity of FDD Massive MIMO Radio Channels. WSA Wolfgang Zirwas, Muhammad Bilal Amin, Mikael Sternad
2016	—	`conf`	Flexible 5G below 6GHz Mobile Broadband Radio Air Interface. VTC Spring Wolfgang Zirwas, Lars Thiele, Martin Kurras, Gerhard Wunder
2016	—	`conf`	Integrating 3D Channel Model and Grid of Beams for 5G mMIMO System Level Simulations. VTC Fall Rakash SivaSiva Ganesan, Wolfgang Zirwas, Berthold Panzner, Klaus I. Pedersen, Kimmo Valkealahti
2016	B	`conf`	Low complexity Moore-Penrose inverse for large CoMP areas with sparse massive MIMO channel matrices. PIMRC Amir M. Ahmadian, Wolfgang Zirwas, Rakash SivaSiva Ganesan, Berthold Panzner
2016	—	`conf`	Virtual Massive MIMO Beamforming Gains for 5G User Terminals. VTC Fall Muhammad Bilal Amin, Wolfgang Zirwas, Martin Haardt
2015	—	`conf`	Advanced channel prediction concepts for 5G radio systems. ISWCS Muhammad Bilal Amin, Wolfgang Zirwas, Martin Haardt
2015	Misc	`conf`	Interference-floor shaping for liquid coverage zones in coordinated 5G networks. ACSSC Lars Thiele, Martin Kurras, Stephan Jaeckel, Stephan Fähse, Wolfgang Zirwas
2015	—	`conf`	MIMO and massive MIMO - Analysis for a local area scenario. EUSIPCO Stefan Dierks, Wolfgang Zirwas, Markus Jäger, Berthold Panzner, Gerhard Kramer
2015	—	`conf`	Opportunistic CoMP for 5G massive MIMO Multilayer Networks. WSA Wolfgang Zirwas
2014	—	`conf`	Deployment and implementation strategies for massive MIMO in 5G. GLOBECOM Workshops Berthold Panzner, Wolfgang Zirwas, Stefan Dierks, Mads Lauridsen, Preben E. Mogensen, Kari Pajukoski, Deshan Miao
2014	J	`jnl`	The role of small cells, coordinated multipoint, and massive MIMO in 5G. IEEE Commun. Mag. Volker Jungnickel, Konstantinos Manolakis, Wolfgang Zirwas, Berthold Panzner, Volker Braun, Moritz Lossow, Mikael Sternad, Rikke Apelfrojd, Tommy Svensson
2013	—	`conf`	Channel Prediction for B4G Radio Systems. VTC Spring Wolfgang Zirwas, Martin Haardt
2013	J	`jnl`	Feasibility Conditions of Interference Alignment via Two Orthogonal Subcarriers CoRR Stefan Dierks, Gerhard Kramer, Wolfgang Zirwas
2013	B	`conf`	Feasibility conditions of interference alignment via two orthogonal subcarriers. ISIT Stefan Dierks, Gerhard Kramer, Wolfgang Zirwas
2013	J	`jnl`	Main enablers for advanced interference mitigation. Trans. Emerg. Telecommun. Technol. Wolfgang Zirwas, Wolfgang Mennerich, Aneeq Khan
2012	—	`conf`	Cooperative Feeder Links for Relay Enhanced Networks. EW Wolfgang Zirwas, Umer Zeeshan, Michael Grieger
2012	J	`jnl`	Interference-Avoidance Techniques: Improving Ubiquitous User Experience. IEEE Veh. Technol. Mag. Nicolas Gresset, Hardy Halbauer, Johannes Koppenborg, Wolfgang Zirwas, Hajer Khanfir
2011	—	`conf`	Combined zeroforcing with wideband beamforming for interference mitigation in cooperative cellular radio networks. ISWCS Wolfgang Mennerich, Wolfgang Zirwas
2011	B	`conf`	Reporting effort for cooperative systems applying interference floor shaping. PIMRC Wolfgang Mennerich, Wolfgang Zirwas
2011	B	`conf`	Vision for Beyond 4G broadband radio systems. PIMRC Bernhard Raaf, Wolfgang Zirwas, Karl-Josef Friederichs, Esa Tiirola, Matti Laitila, Patrick Marsch, Risto Wichman
2010	B	`conf`	Implementation issues of the partial CoMP concept. PIMRC Wolfgang Mennerich, Wolfgang Zirwas
2010	—	`conf`	User Centric Coordinated Multi Point Transmission. VTC Fall Wolfgang Mennerich, Wolfgang Zirwas
2009	—	`conf`	A unified feedback scheme for distributed interference management in cellular systems: Benefits and challenges for real-time implementation. EUSIPCO Lars Thiele, Thomas Wirth, Thomas Haustein, Volker Jungnickel, Egon Schulz, Wolfgang Zirwas
2009	J	`jnl`	Interference-aware scheduling in the multiuser MIMO-OFDM downlink. IEEE Commun. Mag. Volker Jungnickel, Malte Schellmann, Lars Thiele, Thomas Wirth, Thomas Haustein, Otto Koch, Wolfgang Zirwas, Egon Schulz
2008	B	`conf`	Adaptive Codebooks for Efficient Feedback Reduction in Cooperative Antenna Systems. GLOBECOM Jee Hyun Kim, Wolfgang Zirwas, Martin Haardt
2008	J	`jnl`	Efficient Feedback via Subspace-Based Channel Quantization for Distributed Cooperative Antenna Systems with Temporally Correlated Channels. EURASIP J. Adv. Signal Process. Jee Hyun Kim, Wolfgang Zirwas, Martin Haardt
2008	—	`conf`	Feedback reduction methods for distributed cooperative antenna systems with temporally-correlated channels. EUSIPCO Jee Hyun Kim, Wolfgang Zirwas, Martin Haardt
2008	—	`conf`	Implementation concepts for distributed cooperative transmission. ACSCC Volker Jungnickel, Lars Thiele, Malte Schellmann, Thomas Wirth, Andreas Forck, Wolfgang Zirwas, Thomas Haustein, Egon Schulz
2008	—	`conf`	Multi-Cell Channel Estimation using Virtual Pilots. VTC Spring Lars Thiele, Malte Schellmann, Stefan Schiffermüller, Volker Jungnickel, Wolfgang Zirwas
2008	—	`conf`	Raising Coverage and Capacity using Fixed Relays in a Realistic Scenario. EW Rainer Schoenen, Wolfgang Zirwas, Bernhard Walke
2008	—	`conf`	Synchronization of cooperative base stations. ISWCS Volker Jungnickel, Thomas Wirth, Malte Schellmann, Thomas Haustein, Wolfgang Zirwas
2007	—	`conf`	MIMO-OFDM for a cellular deployment - Concepts, real-time implementation and measurements towards 3GPP-LTE. EUSIPCO Thomas Haustein, Josef Eichinger, Wolfgang Zirwas, Egon Schulz, Andreas Forck, Holger Gäbler, Volker Jungnickel, Sander Wahls, Christoph Juchems, F. Luhn, R. Zavrtak
2006	—	`conf`	Experimental Evaluation of Correlation Properties of Large Scale Parameters in an Indoor LOS Environment. ISWCS Aihua Hong, Christian Schneider, Gerd Sommerkorn, Marko Milojevic, Reiner S. Thomä, Wolfgang Zirwas
2004	B	`conf`	Low complexity energy efficient joint transmission for OFDM multiuser downlinks. PIMRC Tobias Weber, Michael Meurer, Wolfgang Zirwas
2004	J	`jnl`	Radio resource management in cellular multihop networks. Eur. Trans. Telecommun. Wolfgang Zirwas, Hui Li, Matthias Lott, Martin Weckerle, Egon Schulz, Mattias Lampe
2004	J	`jnl`	Relay-based deployment concepts for wireless and mobile broadband radio. IEEE Commun. Mag. Ralf Pabst, Bernhard H. Walke, Daniel C. Schultz, Patrick Herhold, Halim Yanikomeroglu, Sayandev Mukherjee, Harish Viswanathan, Matthias Lott, Wolfgang Zirwas, Mischa Dohler, Hamid Aghvami, David D. Falconer, Gerhard P. Fettweis
2003	B	`conf`	Per-prediction for PHY mode selection in OFDM communication systems. GLOBECOM Mattias Lampe, Tobias Giebel, Hermann Rohling, Wolfgang Zirwas
2003	B	`conf`	Signalling-free detection of adaptive modulation in multicarrier systems. PIMRC Mattias Lampe, Tobias Giebel, Hermann Rohling, Wolfgang Zirwas
2003	J	`jnl`	Ziel-orientierter Entwurf von Multi-hop Medienzugriffsprotokollen. Prax. Inf.verarb. Kommun. Wolfgang Zirwas, Jörg Habetha, Holger Karl
2002	B	`conf`	Misunderstandings about link adaptation for frequency selective fading channels. PIMRC Mattias Lampe, Hermann Rohling, Wolfgang Zirwas
2002	B	`conf`	Multihop communications in future mobile radio networks. PIMRC Hui Li, Matthias Lott, Martin Weckerle, Wolfgang Zirwas, Egon Schulz
2002	—	`conf`	Supporting cost efficient public 5 GHz-W-LAN roll out with a multihop HIPERLAN/2 concept. VTC Spring Norbert Esseling, Erik Weiss, Andreas Krämling, Wolfgang Zirwas
2001	J	`jnl`	ATM-based wireless broadband access in the local loop. Int. J. Commun. Syst. Josef Eichinger, Karl Heinz Möhrmann, Jörg Sommer, Wolfgang Zirwas, Alfred Plattner, Stefan Willke
2001	—	`conf`	Supporting the wireless Internet with a HIPERLAN/2 multi hop concept. VTC Fall Norbert Esseling, Erik Weiss, Andreas Winkler, Wolfgang Zirwas
1999	J	`jnl`	A 40-Gb/s integrated clock and data recovery circuit in a 50-GHz f IEEE J. Solid State Circuits Martin Wurzer, Josef Böck, Herbert Knapp, Wolfgang Zirwas, Fritz Schumann, Alfred Felder