Krishna, D.V.M.M., H. Preckwinkel, N. Fröhleke, and Joachim Böcker. “A Novel LC Resonant Based Partial Booster Scheme for Improved Efficiency and Reduced Cost of Transformerless Photovoltaic Inverters.” In PCIM Europe Conference, Nürnberg, Germany, 2013.
LibreCat: /record/30562

Bolte, S., J. Baurichter, C. Henkenius, N. Fröhleke, Joachim Böcker, and H. Figge. “Verlustmodellierung Und Effizienzoptimierung Einer Hart Schaltenden, Netzfreundlichen Pulsgleichrichterstufe (PFC).” In Internationaler ETG Kongress, Berlin, Germany, 2013.
LibreCat: /record/30565

Peter, K., and Joachim Böcker. “Minimierung Niederfrequenter Oberschwingungen in Pulsmustern Für 2-Level Umrichter in Antriebssystemen Mittels Winkelmodulierter Partikel Schwarm Optimierung.” In Internationaler ETG Kongress, Berlin, Germany, 2013.
LibreCat: /record/30563

Keuck, Lukas, N. Fröhleke, and Joachim Böcker. “Formaler Regelungsentwurf Für Netzfreundliche PFC-Ladegleichrichter Unter Anwendung Eines Netzbeobachters.” In Internationaler ETG Kongress, Berlin, Germany, 2013.
LibreCat: /record/30564

Sharabash, H., D.V.M.M. Krishna, N. Fröhleke, and Joachim Böcker. “High Efficiency Photovoltaic Power Conditioning System.” In PCIM Europe Conference, Nürnberg, Germany, 2013.
LibreCat: /record/30556

Böcker, Joachim, and O. Buchholz. “Can Oversampling Improve the Dynamics of PWM Controls?”https://doi.org/10.1109/icit.2013.6505952__In 2013 IEEE International Conference on Industrial Technology (ICIT). IEEE, 2013.https://doi.org/10.1109/icit.2013.6505952 .
LibreCat: /record/30553
DOI: 10.1109/icit.2013.6505952

Cao, Zhiyu, Junbing Tao, Norbert Fröhleke, and Joachim Böcker. “Dynamical Modeling for Series-Parallel Resonant Converter under Optimized Modulation.”https://doi.org/10.1109/apec.2013.6520481__In 2013 Twenty-Eighth Annual IEEE Applied Power Electronics Conference and Exposition (APEC). IEEE, 2013.https://doi.org/10.1109/apec.2013.6520481 .
LibreCat: /record/30571
DOI: 10.1109/apec.2013.6520481

Krishna, D. V. M. M., N. Fröhleke, Joachim Böcker, and H. Preckwinkel. “A Simplified Mathematical Model for DC-Balancing and Capacitor Ripple Reduction in 3-Level Inverters.”https://doi.org/10.1109/icit.2013.6505715__In 2013 IEEE International Conference on Industrial Technology (ICIT). IEEE, 2013.https://doi.org/10.1109/icit.2013.6505715 .
LibreCat: /record/30551
DOI: 10.1109/icit.2013.6505715

Preckwinkel, Heiko, Andreas Bünte, Joachim Böcker, Norbert Fröhleke, and Krishna Dora. “A Novel Low Cost Solar Central Inverters Topology with 99.2% Efficiency.”https://doi.org/10.1109/epe.2013.6631769__In 2013 15th European Conference on Power Electronics and Applications (EPE). IEEE, 2013.https://doi.org/10.1109/epe.2013.6631769 .
LibreCat: /record/30561
DOI: 10.1109/epe.2013.6631769

Solanki, J., N. Fröhleke, Joachim Böcker, and P. Wallmeier. “A Modular Multilevel Converter Based High-Power High-Current Power Supply.”https://doi.org/10.1109/icit.2013.6505713__In 2013 IEEE International Conference on Industrial Technology (ICIT). IEEE, 2013.https://doi.org/10.1109/icit.2013.6505713 .
LibreCat: /record/30552
DOI: 10.1109/icit.2013.6505713

Lönneker, Michael, and Joachim Böcker. “A Novel Space Vector Modulation Strategy for Thyristor Matrix Converters.”https://doi.org/10.1109/epe.2013.6631954__In 2013 15th European Conference on Power Electronics and Applications (EPE). IEEE, 2013.https://doi.org/10.1109/epe.2013.6631954 .
LibreCat: /record/30560
DOI: 10.1109/epe.2013.6631954

Peters, Wilhelm, Oliver Wallscheid, and Joachim Böcker. “A Precise Open-Loop Torque Control for an Interior Permanent Magnet Synchronous Motor (IPMSM) Considering Iron Losses.” In IECON 2012-38th Annual Conference on IEEE Industrial Electronics Society, 2877–2882, 2012.
LibreCat: /record/29600

Figge, Heiko, Norbert Fröhleke, Joachim Böcker, and Frank 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), 1–8. Nuremberg, Germany: IEEE, 2012.
LibreCat: /record/30325

Cao, Z., F. H. Nzeugang, J. Tao, N. Fröhleke, and Joachim Böcker. “Novel Dynamical Modeling for Series-Parallel Resonant Converter.”https://doi.org/10.1109/ISIE.2012.6237122__In 21th IEEE International Symposium on Industrial Electronics (IS), Huangzhou, China, 2012.https://doi.org/10.1109/ISIE.2012.6237122 .
LibreCat: /record/30543
DOI: 10.1109/ISIE.2012.6237122

Grote, T., S. Bolte, N.  Fröhleke, and Joachim Böcker. “Reduction of Total Harmonic Distortion (THD)for Interleaved Converters Operating in Discontinuous Conduction Mode (DCM).” In PCIM Europe Conference, Nürnberg, Germany, 2012, 2012.
LibreCat: /record/30540

Böcker, Joachim, M. Sun, Z.  Cao, L. Tong, H. Zou, and P. Ranjan. “High Fidelity Hybrid Hardware-in-the-Loop Simulator with FPGA and Processor for AC Railway Traction.” In PCIM Europe Conference, Nürnberg, Germany, 2012.
LibreCat: /record/30544

Tao, J., Z. Cao, M. Sun, N. Fröhleke, and Joachim Böcker. “Full Digital Implementation of an Optimized Modulation Strategy for Series-Parallel Resonant Converter.” In PCIM Europe Conference, Nürnberg, Germany, 2012.
LibreCat: /record/30545

Buchholz, O., S. Mathapati, and Joachim Böcker. “Boosting Dynamics of AC Machines by Using FPGA-Based Controls.” In PCIM Europe Conference, Nürnberg, Germany, 2012.
LibreCat: /record/30541

Mathapati, Shashidhar, and Joachim Böcker. “Analytical and Offline Approach to Select Optimal Hysteresis Bands of DTC for PMSM.”https://doi.org/10.1109/tie.2012.2189530__IEEE Transactions on Industrial Electronics 60, no. 3 (2012): 885–95.https://doi.org/10.1109/tie.2012.2189530 .
LibreCat: /record/30554
DOI: 10.1109/tie.2012.2189530

Preckwinkel, Heiko, DVMM Krishna, Norbert Fröhleke, and Joachim Böcker. “Photovoltaic Inverter with High Efficiency over a Wide Operation Area - a Practical Approach.”https://doi.org/10.1109/iecon.2011.6119432__In IECON 2011 - 37th Annual Conference of the IEEE Industrial Electronics Society. IEEE, 2012.https://doi.org/10.1109/iecon.2011.6119432 .
LibreCat: /record/30538
DOI: 10.1109/iecon.2011.6119432