F. Schafmeister

Analytically Closed Calculation of the Conduction Losses of Three-Phase AC-AC Sparse Matrix Converters

M. Baumann, Johann W. Kolar, F. Schafmeister, 2003 .

Computer-Aided Design and Optimization of an Integrated Transformer with Distributed Air Gap and Leakage Path for an LLC Resonant Converter

F. Schafmeister, L. Keuck, J. Böcker, 2019, 2019 IEEE Applied Power Electronics Conference and Exposition (APEC).

Adaptive digital slope compensation for peak current mode control

J. Bocker, N. Frohleke, P. Ide, 2009, 2009 IEEE Energy Conversion Congress and Exposition.

Semi-Digital Interleaved PFC Control with Optimized Light Load Efficiency

J. Bocker, N. Frohleke, P. Ide, 2009, 2009 Twenty-Fourth Annual IEEE Applied Power Electronics Conference and Exposition.

Overcurrent protection for the LLC resonant converter with improved hold-up time

J. Bocker, N. Frohleke, F. Schafmeister, 2011, 2011 Twenty-Sixth Annual IEEE Applied Power Electronics Conference and Exposition (APEC).

Digital control strategy for multi-phase interleaved boundary mode and DCM boost PFC converters

J. Bocker, N. Frohleke, F. Schafmeister, 2011, 2011 IEEE Energy Conversion Congress and Exposition.

Novel modulation schemes minimizing the switching losses of sparse matrix converters

Johann W. Kolar, F. Schafmeister, 2003, IECON'03. 29th Annual Conference of the IEEE Industrial Electronics Society (IEEE Cat. No.03CH37468).

Comparison of Performance and Realization Effort of a Very Sparse Matrix Converter to a Voltage DC Link PWM Inverter with Active Front End

Johann W. Kolar, Marcelo L. Heldwein, S. D. Round, 2006 .

Active common-mode voltage cancellation for three-phase PWM rectifier/inverter systems based on a new topology

P. Ide, N. Froehleke, F. Schafmeister, 2001, APEC 2001. Sixteenth Annual IEEE Applied Power Electronics Conference and Exposition (Cat. No.01CH37181).

Analytically Closed Calculation of the Conduction and Switching Losses of Three-Phase AC-AC Sparse Matrix Converters

Johann W. Kolar, F. Schafmeister, M. Baumann, 2002 .

Novel Three-Phase AC-DC-AC Sparse Matrix Converter Part I: Derivation, Basic Principle of Operation, Space Vector Modulation, Dimensioning

H. Ertl, F. Schafmeister, J. W. Kolar, 2002 .

Analytical calculation of the conduction and switching losses of the conventional matrix converter and the (very) sparse matrix converter

F. Schafmeister, J.W. Kolar, C. Rytz, 2005, Twentieth Annual IEEE Applied Power Electronics Conference and Exposition, 2005. APEC 2005..