Preis, S. ; Wiens, A. ; Lia, E. ; Heinrich, W. ; Jakoby, R. ; Maune, H. ; Bengtsson, O. (2018):
A High-Efficiency GaN Transistor Module with Thick-Film BST-Based Tunable Matching Network.
pp. 1-4, 2018 48th European Microwave Conference (EuMC), DOI: 10.23919/EuMC.2018.8541808,
[Conference or Workshop Item]

Maune, H. ; Kienemund, D. ; Wiens, A. ; Preis, S. ; Schuster, C. ; Walk, D. ; Bengtsson, O. ; Jakoby, R. (2018):
Ferroelectrics for Tunable High-Power Applications.
pp. 1-3, 2018 IEEE MTT-S International Microwave Workshop Series on Advanced Materials and Processes for RF and THz Applications (IMWS-AMP), DOI: 10.1109/IMWS-AMP.2018.8457141,
[Conference or Workshop Item]

Preis, S. ; Wolff, N. ; Lenze, F. ; Wiens, A. ; Jakoby, R. ; Heinrich, W. ; Bengtsson, O. (2018):
Load Tuning Assisted Discrete-Level Supply Modulation Using BST and GaN Devices for Highly Efficient Power Amplifiers.
pp. 1230-1233, 2018 IEEE/MTT-S International Microwave Symposium - IMS, ISSN 2576-7216,
DOI: 10.1109/MWSYM.2018.8439135,
[Conference or Workshop Item]

Preis, S. ; Kienemund, D. ; Wolff, N. ; Maune, H. ; Jakoby, R. ; Heinrich, W. ; Bengtsson, O. (2017):
Thick-film MIM BST varactors for GaN power amplifiers with discrete dynamic load modulation.
pp. 281-284, IEEE MTT-S International Microwave Symposium, DOI: 10.1109/MWSYM.2017.8059097,
[Conference or Workshop Item]

Preis, S. ; Ferretti, J. ; Wolff, N. ; Wiens, A. ; Jakoby, R. ; Heinrich, W. ; Bengtsson, O. (2016):
Response time of VSWR protection for GaN HEMT based power amplifiers.
pp. 401-404, 2016 46th European Microwave Conference (EuMC), [Conference or Workshop Item]

Wiens, A. ; Preis, S. ; Schuster, C. ; Nikfalazar, M. ; Damm, C. ; Schuessler, M. ; Heinrich, W. ; Bengtsson, O. ; Jakoby, R. (2016):
Wideband tunable GaN HEMT module utilizing thin-film BST varactors for efficiency optimization.
pp. 1-3, 2016 IEEE MTT-S International Microwave Symposium (IMS), [Conference or Workshop Item]

Preis, S. ; Wiens, A. ; Maune, H. ; Heinrich, W. ; Jakoby, R. ; Bengtsson, O. (2016):
Reconfigurable package integrated 20 W RF power GaN HEMT with discrete thick-film MIM BST varactors.
In: Electronics Letters, 52 (4), pp. 296-298. ISSN 0013-5194,
[Article]

Preis, S. ; Wiens, A. ; Kienemund, D. ; Kendig, D. ; Maune, H. ; Jakoby, R. ; Heinrich, W. ; Bengtsson, O. (2015):
Discrete RF-power MIM BST thick-film varactors.
pp. 941-944, Microwave Conference (EuMC), 2015 European, [Conference or Workshop Item]

Preis, S. ; Wiens, A. ; Wolff, N. ; Jakoby, R. ; Heinrich, W. ; Bengtsson, O. (2015):
Frequency-agile packaged GaN-HEMT using MIM thickfilm BST varactors.
pp. 1291-1294, Microwave Conference (EuMC), 2015 European, [Conference or Workshop Item]

Preis, S. ; Wiens, A. ; Wolff, N. ; Jakoby, R. ; Heinrich, W. ; Bengtsson, O. (2015):
Frequency-agile packaged GaN-HEMT using MIM thickfilm BST varactors.
pp. 440-443, Microwave Integrated Circuits Conference (EuMIC), 2015 10th European, [Conference or Workshop Item]

Preis, S. ; Wiens, A. ; Wolff, N. ; Jakoby, R. ; Heinrich, W. ; Bengtsson, O. (2015):
Frequency-agile packaged GaN-HEMT using MIM thickfilm BST varactors.
pp. 1291-1294, Microwave Conference (EuMC), 2015 European, [Conference or Workshop Item]

Wiens, A. ; Preis, S. ; Kohler, C. ; Kienemund, D. ; Maune, H. ; Bengtsson, O. ; Nikfalazar, M. ; Binder, J. R. ; Heinrich, W. ; Jakoby, R. (2015):
Tunable in-package impedance matching for high power transistors based on printed ceramics.
pp. 385-388, Microwave Integrated Circuits Conference (EuMIC), 2015 10th European, [Conference or Workshop Item]

Wiens, A. ; Preis, S. ; Kohler, C. ; Kienemund, D. ; Maune, H. ; Bengtsson, O. ; Nikfalazar, M. ; Binder, J. R. ; Heinrich, W. ; Jakoby, R. (2015):
Tunable in-package impedance matching for high power transistors based on printed ceramics.
pp. 1236-1239, Microwave Conference (EuMC), 2015 European, [Conference or Workshop Item]

Wiens, A. ; Bengtsson, O. ; Maune, H. ; Sazegar, M. ; Heinrich, W. ; Jakoby, R. (2013):
Thick-Film Barium-Strontium-Titantate varactors for RF power transistors.
pp. 380-383, Microwave Integrated Circuits Conference (EuMIC), 2013 European, [Conference or Workshop Item]

Wiens, A. ; Bengtsson, O. ; Maune, H. ; Sazegar, M. ; Heinrich, W. ; Jakoby, R. (2013):
Thick-film Barium-Strontium-Titantate varactors for RF power transistors.
pp. 1351-1354, Microwave Conference (EuMC), 2013 European, [Conference or Workshop Item]

Bengtsson, O. ; Maune, H. ; Wiens, A. ; Chevtchenko, S. A. ; Jakoby, R. ; Heinrich, W. (2013):
RF-power GaN transistors with tunable BST pre-matching.
pp. 1-3, Microwave Symposium Digest (IMS), 2013 IEEE MTT-S International, [Conference or Workshop Item]

Bengtsson, O. ; Maune, H. ; Gölden, F. ; Chevtchenko, S. ; Sazegar, M. ; Kurpas, P. ; Wiens, A. ; Jakoby, R. ; Heinrich, W. (2012):
Discrete Tunable RF-Power GaN-BST Transistors.
pp. 703-706, Proceedings of the European Microwave Conference 2012, [Conference or Workshop Item]

Maune, H. ; Bengtsson, O. ; Gölden, F. ; Sazegar, M. ; Jakoby, R. ; Heinrich, W. (2012):
Tunable RF GaN-Power Transistor Implementing Impedance Matching Networks Based on BST Thick Films.
pp. 1206-1209, Proceedings of the European Microwave Conference 2012, [Conference or Workshop Item]

Maune, H. ; Wiens, A. ; Bengtsson, O. ; Heinrich, W. ; Jakoby, R. (2012):
Current Status of Tunable RF Components based on Ferroelectric Thick Films for Power Amplifiers (invited).
Proceedings of the IEEE Topical Workshop on Power Amplifiers for Wireless Communications, [Conference or Workshop Item]