Sara Willhammar

According to our database, Sara Willhammar authored at least 18 papers between 1993 and 2024.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of four.

2024

Spatial Separation of Closely-Spaced Users in Measured Distributed Massive MIMO Channels.

Yingjie Xu, Michiel Sandra, Xuesong Cai, Sara Willhammar, Fredrik Tufvesson

Proceedings of the 25th IEEE International Workshop on Signal Processing Advances in Wireless Communications, 2024

2023

LuMaMi28: Real-Time Millimeter-Wave Multi-User MIMO Systems With Antenna Selection.

MinKeun Chung, Liang Liu, Andreas Johansson, Sara Willhammar, Martin Nilsson, Zhinong Ying, Olof Zander, Kamal Samanta, Chris Clifton, Toshiyuki Koimori, Shinya Morita, Satoshi Taniguchi, Fredrik Tufvesson, Ove Edfors

IEEE Trans. Wirel. Commun., November, 2023

2022

Massive MIMO for Dependable Communication.

Sara Willhammar

PhD thesis, 2022

Fading in reflective and heavily shadowed industrial environments with large arrays.

Sara Willhammar, Liesbet Van der Perre, Fredrik Tufvesson

CoRR, 2022

A Light Signaling Approach to Node Grouping for Massive MIMO IoT Networks.

Emma Fitzgerald, Michal Pióro, Harsh Tataria, Gilles Callebaut, Sara Gunnarsson, Liesbet Van der Perre

Comput., 2022

2021

Sensing and Classification Using Massive MIMO: A Tensor Decomposition-Based Approach.

B. R. Manoj, Guoda Tian, Sara Gunnarsson, Fredrik Tufvesson, Erik G. Larsson

IEEE Wirel. Commun. Lett., 2021

Experimental Exploration of Unlicensed Sub-GHz Massive MIMO for Massive Internet-of-Things.

Gilles Callebaut, Sara Gunnarsson, Andrea P. Guevara, Anders J. Johansson, Liesbet Van der Perre, Fredrik Tufvesson

IEEE Open J. Commun. Soc., 2021

LuMaMi28: Real-Time Millimeter-Wave Massive MIMO Systems with Antenna Selection.

MinKeun Chung, Liang Liu, Andreas Johansson, Sara Gunnarsson, Martin Nilsson, Zhinong Ying, Olof Zander, Kamal Samanta, Chris Clifton, Toshiyuki Koimori, Shinya Morita, Satoshi Taniguchi, Fredrik Tufvesson, Ove Edfors

CoRR, 2021

Moving Object Classification with a Sub-6 GHz Massive MIMO Array Using Real Data.

B. R. Manoj, Guoda Tian, Sara Gunnarsson, Fredrik Tufvesson, Erik G. Larsson

Proceedings of the IEEE International Conference on Acoustics, 2021

mmWave Massive MIMO in Real Propagation Environment: Performance Evaluation Using LuMaMi28GHz.

Sara Gunnarsson, MinKeun Chung, Andreas Johansson, Liang Liu, Fredrik Tufvesson, Ove Edfors, Olof Zander, Zhinong Ying, Kamal Samanta, Chris Clifton

Proceedings of the 55th Asilomar Conference on Signals, Systems, and Computers, 2021

2020

Channel Hardening in Massive MIMO: Model Parameters and Experimental Assessment.

Sara Gunnarsson, Jose Flordelis, Liesbet Van der Perre, Fredrik Tufvesson

IEEE Open J. Commun. Soc., 2020

A Light Signalling Approach to Node Grouping for Massive MIMO IoT Networks.

Emma Fitzgerald, Michal Pióro, Harsh Tataria, Gilles Callebaut, Sara Gunnarsson, Liesbet Van der Perre

CoRR, 2020

Matrix Pencil Method: Angle of Arrival and Channel Estimation for a Massive MIMO system.

Laura Monteyne, Andrea P. Guevara, Gilles Callebaut, Sara Gunnarsson, Liesbet Van der Perre, Sofie Pollin

Proceedings of the 2020 IEEE International Conference on Communications, 2020

Internet of Buoys: An Internet of Things Implementation at Sea.

Michiel Sandra, Sara Gunnarsson, Anders J. Johansson

Proceedings of the 54th Asilomar Conference on Signals, Systems, and Computers, 2020

Massive MIMO goes Sub-GHz: Implementation and Experimental Exploration for LPWANs.

Gilles Callebaut, Sara Gunnarsson, Andrea P. Guevara, Fredrik Tufvesson, Sofie Pollin, Liesbet Van der Perre, Anders J. Johansson

Proceedings of the 54th Asilomar Conference on Signals, Systems, and Computers, 2020

2018

Channel Hardening in Massive MIMO-A Measurement Based Analysis.

Sara Gunnarsson, Jose Flordelis, Liesbet Van der Perre, Fredrik Tufvesson

Proceedings of the 19th IEEE International Workshop on Signal Processing Advances in Wireless Communications, 2018

2017

Lousy processing increases energy efficiency in massive MIMO systems.

Sara Gunnarsson, Micaela Bortas, Yanxiang Huang, Cheng-Ming Chen, Liesbet Van der Perre, Ove Edfors

Proceedings of the 2017 European Conference on Networks and Communications, 2017

1993

On some asymptotic uncertainty bounds in recursive least squares identification.

Sara Gunnarsson

IEEE Trans. Autom. Control., 1993