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100 Publications


2013 | Patent | LibreCat-ID: 30357
Njiende, H., Li, R., Schafmeister, F., & Ide, P. (2013). Integrated Magnetic for DCM-PSFB Converter.
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2013 | Patent | LibreCat-ID: 30356
Figge, H., & Schafmeister, F. (2013). Resonant capacitor clamping circuit in resonant converter.
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2012 | Conference Paper | LibreCat-ID: 30325
Figge, H., Fröhleke, N., Böcker, J., & Schafmeister, F. (2012). Cost-Effective Implementation of a Digitally Controlled LLC Resonant Converter for Application in Server- and Telecom-PSUs. Proc. IEEE International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management (PCIM), 1–8.
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2012 | Journal Article | LibreCat-ID: 30324
Schafmeister, F., & Kolar, J. (2012). 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, 59(1), 194–210.
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2012 | Book Chapter | LibreCat-ID: 30343
Kolar, J., & Schafmeister, F. (2012). Matrixkonverter, Kapitel 3.8. In D. Schröder (Ed.), Lehrbuch Leistungselektronische Schaltungen (3rd ed., pp. 195–296). Springer Vieweg Verlag.
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2012 | Patent | LibreCat-ID: 30355
Schafmeister, F., & Grote, T. (2012). Digital Slope Compensation for Current Mode Control.
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2011 | Conference Paper | LibreCat-ID: 30323
Grote, T., Figge, H., Fröhleke, N., Böcker, J., & Schafmeister, F. (2011). Digital Control Strategy for Multi-Phase Interleaved Boundary Mode and DCM Boost PFC Converters. Proc. IEEE Energy Conversion Congress and Exposition (ECCE), 3186–3192.
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2011 | Conference Paper | LibreCat-ID: 30322
Figge, H., Grote, T., Fröhleke, N., Böcker, J., & Schafmeister, F. (2011). Overcurrent Protection for the LLC Resonant Converter with Improved Hold-Up Time. Proc. 26th IEEE Applied Power Electronics Conference (APEC), 13–20.
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2011 | Patent | LibreCat-ID: 30354
Schafmeister, F., & Kolar, J. (2011). Unidirektionaler AC-AC-Matrixkonverter mit Dreipunkt Ein- und Ausgangsstufe.
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2011 | Patent | LibreCat-ID: 30353
Schafmeister, F., & Kolar, J. (2011). Verfahren zum spannungslosen Schalten der Pulswechselrichter-Ausgangsstufe eines indirekten Dreiphasen-AC-AC Matrixkonverters.
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2010 | Conference Paper | LibreCat-ID: 30321
Schafmeister, F., Wang, X., Grote, T., & Ide, P. (2010). Scalable Multi Phase Interleaved Boundary Mode PFC Concept enabling Energy- and Cost Efficient PSUs in the kW-Range. Proc. IEEE International Symposium on Industrial Electronics (ISIE), 3831–3835.
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2009 | Conference Paper | LibreCat-ID: 30319
Grote, T., Figge, Fh., Fröhleke, N., Beulen, W., Schafmeister, F., Ide, P., & Böcker, J. (2009). Semi-Digital Interleaved PFC Control with Optimized Light Load Efficiency. Proc. 24th IEEE Applied Power Electronics Conference (APEC), 1722–1727.
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2009 | Conference Paper | LibreCat-ID: 30320
Grote, T., Schafmeister, F., Figge, H., Fröhleke, N., Ide, P., & Böcker, J. (2009). Adaptive Digital Slope Compensation for Peak Current Mode Control. Proc. IEEE Energy Conversion Congress and Exposition (ECCE), 3523–3529.
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2009 | Patent | LibreCat-ID: 30351
Schafmeister, F., & Kolar, J. (2009). Verfahren zur Nutzung des ausgangsseitigen Blindstromes eines indirekten dreiphasen-Matrixkonverters zur Erzeugung von Eingangsblindstrom.
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2009 | Conference Paper | LibreCat-ID: 30517
Grote, T., Schafmeister, F., Figge, H., Fröhleke, N., Ide, P., & Böcker, J. (2009). Adaptive digital slope compensation for peak current mode control. 2009 IEEE Energy Conversion Congress and Exposition. https://doi.org/10.1109/ecce.2009.5316380
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2008 | Conference Paper | LibreCat-ID: 30318
Figge, H., Fröhleke, N., Schafmeister, F., & Ide, P. (2008). Paralleling of LLC Resonant Converters using Frequency Controlled Current Balancing. Proc. DPEC Seminar. DPEC Seminar 2008, Shanghai, China.
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2008 | Conference Paper | LibreCat-ID: 30317
Grote, T., Fröhleke, N., Schafmeister, F., & Ide, P. (2008). Semi-Digital Interleaved PFC Control. Proc. DPEC Seminar. DPEC Seminar, Shanghai, China.
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2008 | Book Chapter | LibreCat-ID: 30316
Kolar, J., & Schafmeister, F. (2008). Matrixkonverter, Kapitel 3.8. In D. Schröder (Ed.), Lehrbuch Leistungselektronische Schaltungen, (2nd ed., pp. 188–289). Springer-Verlag.
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2007 | Patent | LibreCat-ID: 30352
Kolar, J., & Schafmeister, F. (2007). Verfahren zur Minimierung der Schaltverluste eines quasi-direkten Dreiphasen-AC/AC-Pulsumrichters bei geringer Amplitude der Ausgangsspannungsgrundschwingung.
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2007 | Journal Article | LibreCat-ID: 30314
Kolar, J., Schafmeister, F., Round, S., & Ertl, H. (2007). Novel Three-Phase AC–AC Sparse Matrix Converters. IEEE Transactions on Power Electronics, 22(5), 1649–1661.
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