Dipl.-Ing. Benjamin Schubert

Contact:

Room: HHI 1102 Telephone: +49(0)30-31002-317 Email: benjamin.schubert@hhi.fraunhofer.de

Research interests:

• Modellierung nichtlinearer gedächtnisbehafteter Systeme mittels Volterra-Reihen
• digitale Vorverzerrung von HF-Leistungsverstärkern
• Simulation von Kommunikationssystemen

Projects:

• Transceiverkonzepte mit verzahnten Digital- und Analogteilen (Smart RF)
• Energieeffiziente funkbasierte Zugangs- und Backhaultechniken (Communicate Green)

Theses:

• Studienarbeit: Implementierung eines OFDM-basierten MIMO-Übertragungssystems auf einem Smart-Antennas-Experimentalsystem
• Diplomarbeit: Analysis of Sphere Decoding in linear cooperative wireless Relay Networks, Präsentation

Publications:

Conference, Symposium, and Workshop Papers

• Smart RF Signal Processing for Advanced Transmitters: From Theory to Practice
  J. Luo, J. Liszewski, B. Schubert, W. Keusgen, and A. Kortke, International Symposium on Signals, Systems and Electronics (ISSSE), Potsdam, Germany, Sept. 2012, accepted.
• On the Energy-Bandwidth Trade-off in Green Wireless Networks: System Level Results
  M. Butt, B. Schubert, M. Kurras, K. Börner, T. Haustein, and L. Thiele, 2012 1st IEEE International Conference on Communications in China Workshops (ICCC), Bejing, China, Aug. 2012, pp. 91-95.
• Low-Complexity FPGA Implementation of Volterra Predistorters for Power Amplifiers
  J. Liszewski, B. Schubert, W. Keusgen, and A. Kortke, IEEE Topical Conference on Power Amplifiers for Wireless and Radio Applications (PAWR), Phoenix, USA, Jan. 2011, pp. 41-44.
• Smart-RF Project: Wideband digital predistortion for SDR transmitters
  J. Liszewski, B. Schubert, and W. Keusgen, European Reconfigurable Radio Technologies Workshop, Wireless Innovation Forum, Mainz, Germany, June 2010.
• Smart-RF Project: Measurement and Digital Predistortion of Power Amplifiers Using Volterra Series
  J. Liszewski, B. Schubert, and W. Keusgen, German Microwave Conference (GEMIC), Berlin, Germany, Mar. 2010.
• Identification of the Volterra Kernels of Nonlinear Power Amplifiers
  B. Schubert, J. Liszewski, and W. Keusgen, International Conference on Communications, Circuits and Systems (ICCCAS 2009), San Jose, USA, July 2009, pp. 767-771.
• PAs for mmW Applications: A Comparison of Technologies and Achievements
  G. Böck, W. Keusgen, V. Subramanian, A. Hamidian, B. Schubert, and M. Peter, International Microwave Symposium Workshops (IMS 2009), Boston, USA, June 2009.
• FIR Linear Relay Network with Frequency Selective Channels
  T. J. Oechtering, B. Schubert, and H. Boche, Proc. IEEE Intern. Conf. on Communications (ICC '06), vol. 9, Istanbul, Turkey, June 2006, pp. 4065-4070.

Mastertheses

• Analysis of Sphere Decoding in linear cooperative wireless Relay Networks
  B. Schubert, Diploma Thesis, Berlin University of Technology, Jan. 2006.