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100 Publications
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2013 | Patent | LibreCat-ID: 30357
H. Njiende, R. Li, F. Schafmeister, and P. Ide, “Integrated Magnetic for DCM-PSFB Converter.” 2013.
LibreCat
2013 | Patent | LibreCat-ID: 30356
H. Figge and F. Schafmeister, “Resonant capacitor clamping circuit in resonant converter.” 2013.
LibreCat
2012 | Conference Paper | LibreCat-ID: 30325
H. Figge, N. Fröhleke, J. Böcker, and F. Schafmeister, “Cost-Effective Implementation of a Digitally Controlled LLC Resonant Converter for Application in Server- and Telecom-PSUs,” in Proc. IEEE International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management (PCIM), Nuremberg, Germany, 2012, pp. 1–8.
LibreCat
2012 | Journal Article | LibreCat-ID: 30324
F. Schafmeister and J. Kolar, “Novel Hybrid Modulation Schemes Significantly Extending the Reactive Power Control Range of All Matrix Converter Topologies With Low Computational Effort,” IEEE Transactions on Power Electronics, vol. 59, no. 1, pp. 194–210, 2012.
LibreCat
2012 | Book Chapter | LibreCat-ID: 30343
J. Kolar and F. Schafmeister, “Matrixkonverter, Kapitel 3.8,” in Lehrbuch Leistungselektronische Schaltungen , 3rd ed., D. Schröder, Ed. Berlin Heidelberg: Springer Vieweg Verlag, 2012, pp. 195–296.
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2012 | Patent | LibreCat-ID: 30355
F. Schafmeister and T. Grote, “Digital Slope Compensation for Current Mode Control.” 2012.
LibreCat
2011 | Conference Paper | LibreCat-ID: 30323
T. Grote, H. Figge, N. Fröhleke, J. Böcker, and F. Schafmeister, “Digital Control Strategy for Multi-Phase Interleaved Boundary Mode and DCM Boost PFC Converters,” in Proc. IEEE Energy Conversion Congress and Exposition (ECCE), Phoenix, AZ, USA, 2011, pp. 3186–3192.
LibreCat
2011 | Conference Paper | LibreCat-ID: 30322
H. Figge, T. Grote, N. Fröhleke, J. Böcker, and F. Schafmeister, “Overcurrent Protection for the LLC Resonant Converter with Improved Hold-Up Time,” in Proc. 26th IEEE Applied Power Electronics Conference (APEC), Fort Worth, TX, USA, 2011, pp. 13–20.
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2011 | Patent | LibreCat-ID: 30354
F. Schafmeister and J. Kolar, “Unidirektionaler AC-AC-Matrixkonverter mit Dreipunkt Ein- und Ausgangsstufe.” 2011.
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2011 | Patent | LibreCat-ID: 30353
F. Schafmeister and J. Kolar, “Verfahren zum spannungslosen Schalten der Pulswechselrichter-Ausgangsstufe eines indirekten Dreiphasen-AC-AC Matrixkonverters.” 2011.
LibreCat
2010 | Conference Paper | LibreCat-ID: 30321
F. Schafmeister, X. Wang, T. Grote, and P. Ide, “Scalable Multi Phase Interleaved Boundary Mode PFC Concept enabling Energy- and Cost Efficient PSUs in the kW-Range,” in Proc. IEEE International Symposium on Industrial Electronics (ISIE), Bari, Italy, 2010, pp. 3831–3835.
LibreCat
2009 | Conference Paper | LibreCat-ID: 30319
T. Grote et al., “Semi-Digital Interleaved PFC Control with Optimized Light Load Efficiency,” in Proc. 24th IEEE Applied Power Electronics Conference (APEC), Washington D.C., USA, 2009, pp. 1722–1727.
LibreCat
2009 | Conference Paper | LibreCat-ID: 30320
T. Grote, F. Schafmeister, H. Figge, N. Fröhleke, P. Ide, and J. Böcker, “Adaptive Digital Slope Compensation for Peak Current Mode Control,” in Proc. IEEE Energy Conversion Congress and Exposition (ECCE), San Jose, CA, USA, 2009, pp. 3523–3529.
LibreCat
2009 | Patent | LibreCat-ID: 30351
F. Schafmeister and J. Kolar, “Verfahren zur Nutzung des ausgangsseitigen Blindstromes eines indirekten dreiphasen-Matrixkonverters zur Erzeugung von Eingangsblindstrom.” 2009.
LibreCat
2009 | Conference Paper | LibreCat-ID: 30517
T. Grote, F. Schafmeister, H. Figge, N. Fröhleke, P. Ide, and J. Böcker, “Adaptive digital slope compensation for peak current mode control,” 2009, doi: 10.1109/ecce.2009.5316380.
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| DOI
2008 | Conference Paper | LibreCat-ID: 30318
H. Figge, N. Fröhleke, F. Schafmeister, and P. Ide, “Paralleling of LLC Resonant Converters using Frequency Controlled Current Balancing,” presented at the DPEC Seminar 2008, Shanghai, China, 2008.
LibreCat
2008 | Conference Paper | LibreCat-ID: 30317
T. Grote, N. Fröhleke, F. Schafmeister, and P. Ide, “Semi-Digital Interleaved PFC Control,” presented at the DPEC Seminar, Shanghai, China, 2008.
LibreCat
2008 | Book Chapter | LibreCat-ID: 30316
J. Kolar and F. Schafmeister, “Matrixkonverter, Kapitel 3.8,” in Lehrbuch Leistungselektronische Schaltungen, 2nd ed., D. Schröder, Ed. Berlin Heidelberg: Springer-Verlag, 2008, pp. 188–289.
LibreCat
2007 | Patent | LibreCat-ID: 30352
J. Kolar and F. Schafmeister, “Verfahren zur Minimierung der Schaltverluste eines quasi-direkten Dreiphasen-AC/AC-Pulsumrichters bei geringer Amplitude der Ausgangsspannungsgrundschwingung.” 2007.
LibreCat
2007 | Journal Article | LibreCat-ID: 30314
J. Kolar, F. Schafmeister, S. Round, and H. Ertl, “Novel Three-Phase AC–AC Sparse Matrix Converters,” IEEE Transactions on Power Electronics, vol. 22, no. 5, pp. 1649–1661, 2007.
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