Pavel Hazdra

Journal papers:

• Hazdra, P.; Kraček, J.; Lonský, T.; Kabourek, V.; Hradecký, Z.Shared-Aperture 24-28 GHz Waveguide Antenna Array Electronics. 2021, 10(23), ISSN 2079-9292.
• Hazdra, P.; Kabourek, V.; Mazánek, M.; Galuščák, R.; Crauwels, W. Deep reflector prime focus feed for space communication The Journal of Engineering. 2021, 2021(9), 496-499. ISSN 2051-3305.
• Bohata, J.; Komanec, M.; Spáčil, J.; Hazdra, P.; Lonský, T.; Hradecký, Z.; Zvánovec, S.Experimental demonstration of a microwave photonic link using an optically phased antenna array for a millimeter wave band Applied Optics. 2021, 60(4), 1013-1020. ISSN 1559-128X.
• Cerveny, M.; Hazdra, P.: GNSS Sector Antenna for Interference Mitigation and Localization Using a High-Impedance Reflector, IEEE Antennas and Wireless Propagation Letters. 2020, 19(10), 1674-1678. ISSN 1536-1225.
• Abadi, M.M.; Hazdra, P.; Bohata, J.; Chvojka, P.; Haigh, P.A.; Ghassemlooy, Z.; Zvánovec, S.: A Head/Taillight Featuring Hybrid Planar Visible Light Communications/Millimetre Wave Antenna for Vehicular Communications, IEEE Access. 2020, 8 135722-135729. ISSN 2169-3536.
• Kracek, J.; Hazdra, P.; Lonsky, T.: Superdirective Linear Dipole Array Optimization, IEEE Antennas and Wireless Propagation Letters. 2020, 19(8), 902-906. ISSN 1536-1225.
• Hazdra, P., Kracek, J., Lonsky, T. : On end-fire super directivity of arrays of two elementary dipoles and isotropic radiators, IET Microwaves, Antennas & Propagation. 2019, 13(14), 2405-2411. ISSN 1751-8725.
• Pascawati, A., Hazdra, P., Lonsky, T., Aziz, M. R. K.: Excitation of a Conducting Cylinder Using the Theory of Characteristic Modes, Radioengineering, vol. 27, no. 4, December 2018.
• Lonsky, T., Hazdra, P., Kracek, J.: Characteristic Modes of Dipole Arrays, IEEE Antennas and Wireless Propagation Letters, vol. 17, no. 6, pp. 998 - 1001, June 2018.
• Galuscak, R., Hazdra, P., Mazanek, M., Kabourek. V.: A Dual-band Reflector Feed in Coaxial Configuration for Satellite Communication, IEEE Antennas and Propagation Magazine, vol. 60, no. 5, pp. 89-94, October 2018.
• Cerveny, M., Hazdra, P.: Evaluation of the Input Impedance and Impedance Quality Factor of a Dipole in Spatial and Spectral Domains, Radioengineering, vol. 26, no. 4, pp. 968 – 971, December 2017.
• Capek, M., Hazdra, P., Masek, M., Losenicky, L.: Analytical Representation of Characteristic Modes Decomposition, IEEE Transactions on Antennas and Propagation, Vol. 65, No. 2, pp. 713-720, Feb. 2017.
• Hazdra, P., Čapek, M., Mašek, M., Lonský, T.: An Introduction to the Source Concept for Antennas. Radioengineering (Feature Article), Vol. 2016, No. 1, pp. 12-17, April 2016.
• Čapek, M., Jelinek, L., Hazdra, P.: On the Functional Relation of Quality Factor and Fractional Bandwidth. IEEE Transactions on Antennas and Propagation, Vol. 63, No. 6, p. 2787-2790, June 2015.
• Jelínek, L., Čapek, M., Hazdra, P., Eichler, J.: An Analytical Evaluation of The Quality Factor Qz for Dominant Spherical Modes. IET Microwaves, Antennas and Propagation, Vol. 9, No. 10, pp. 1096-1103, 2015.
• Čapek, M., Jelínek, L., Hazdra, P., Eichler, J.: The Measurable Q Factor and Observable Energies of Radiating Structures. IEEE Transactions on Antennas & Propagation, Vol. 62, No. 1, p. 311-318, Jan. 2014.
• Eichler, J., Hazdra, P., Čapek, M.: Aspects of Mesh Generation for Characteristic Mode Analysis. IEEE Antennas & Propagation Magazine, Vol. 56, No. 6, p. 172-183, June 2014.
• Hazdra, P., Čapek, M., Eichler, J., Mazánek, M.: The Radiation Q-Factor of a Horizontal λ/2 Dipole Above Ground Plane. IEEE Antennas and Wireless Propagation Letters, Vol. 13, p. 1073-1075, 2014.
• Hazdra, P., Capek, M., Eichler, J.: Comments to “Reactive Energies, Impedance, and Q Factor of Radiating Structures” by G. Vandenbosch. IEEE Trans. Antennas Propag., vol. 61, no. 12, pp. 6266–6267, Dec. 2013.
• Čapek, M., Hamouz, P., Hazdra, P., Eichler, J.: Implementation of the Theory of Characteristic Modes in MATLAB. IEEE Antennas and Propagation Magazine, Vol. 55, No. 2, pp. 176-189, April 2013.
• Eichler, J., Hazdra, P., Čapek, M., Mazánek, M.: Modal Resonant Frequencies and Radiation Quality Factors of Microstrip Antennas. International Journal on Antennas and Propagation, Vol. 2012, 7 pages.
• Galuscak, R., Hazdra, P., Mazanek, M.: Compact Circular/Linear Polarization Dual-Band Prime-Focus Feed for Space Communication. International Journal on Antennas and Propagation, Vol. 2012, 9 pages.
• Čapek, M., Hazdra, P., Eichler, J.: A Method For the Evaluation of Modal Radiation Q Based on Modal Approach. IEEE Transactions on Antennas & Propagation, 2012, Vol. 10, p.4556-4567
• Čapek, M., Hazdra, P., Hamouz, P., Mazánek, M.: Software tools for efficient generation, modeling and optimisation of fractal radiating structures. IET Microwaves, Antennas & Propagation, 2011, Vol. 5, p.1002-1007, ISSN: 1751-8725.
• Hazdra, P., Čapek, M., Eichler, J.:  Radiation Q-factors of Thin-Wire Dipole Arrangements. IEEE Antennas and Wireless Propagation Letters, 2011, Vol. 10, p.556-560, ISSN: 1536-1225.
• Čapek, M., Hazdra, P., Hamouz, P., Eichler, J.: A Method For Tracking Characteristic Numbers and Vectors. PIER B, 2011, Vol. 33, pp.115-134. ISSN: 1937-6472.
• Eichler, J., Hazdra, P., Čapek, M., Kořínek, T., Hamouz, P.: Design of a Dual Band Orthogonally Polarized L-probe Fed Fractal Patch Antenna using Modal Methods. IEEE Antennas & Propagation Letters, Vol. 10, p. 1389-1392, 2011.
• Ferrero, F., Diallo, A., Luxey, C., Derat, B., Hamouz, P., Hazdra, P., Rahola, J.: Two-Element PIFA Array Structure, for Polarization Diversity in UMTS Mobile Phones. Radioengineering, Vol. 17, No. 4, 2009
• Galuscak, R., Hazdra, P.: Dual-band Loop Feed with Enhanced Performance. Radioengineering, Vol. 17, No. 3, 2008
• Hazdra, P., Hamouz, P.: On the Modal Superposition Lying under the MoM Matrix Equations. Radioengineering, Vol. 17, No. 3, 2008
• Galuscak, R., Watanabe, M., Hazdra, P., Takeda, S., Seki, K., Prochazka, M., Uchiyama, Y.: Design of Primary Feeds for 32m KDDI Antenna System IBA-4 in Cassegrain Configuration. Radioengineering, Vol. 17, No. 1, 2008
• Hazdra, P., Mazanek, M., Cermak, J.: Wideband Rectangular Microstrip Patch Antenna Using L-Probe Feeding System. Radioengineering, Vol. 16, No. 3, 2007
• Hazdra, P., Mazánek, M.: L-System Tool for Generating Fractal Antenna Structures with Ability to Export into EM Simulators. Radioengineering, Vol. 15, No. 2, 2006
• Hazdra, P., Polivka, M., Sokol, V.: Microwave Antennas and Circuits Modeling Using Electromagnetic Field Simulator. Radioengineering, Vol. 14, No. 4, 2005

Papers with Dr. Galuscak OM6AA related to antennas and feeds for radioamateur / space applications published in DUBUS:

• Galuscak, R., Modderman, B., Masek, V., Hazdra, P., Mazanek, M.: Circular Polarization Feed for Space Communication on the 3cm Band Part 2, DUBUS 4/2014
• Galuscak, R., Modderman, B., Masek, V., Hazdra, P., Mazanek, M.: Circular Polarization Feed for Space Communication on the 3cm Band Part 1, DUBUS 3/2014
• Galuscak, R., Hazdra, P., Mazanek, M.: Parabolic Antenna Noise Characteristic with Dual-Mode Feed, DUBUS 3/2011
• Galuscak, R., Galuscakova, P., Mazanek, M., Hazdra, P., Macas, M.: Antenna Noise Temperature Calculator, DUBUS 3/2009
• Galuscak, R., Hazdra, P.: Circular Polarization and Polarization Losses, DUBUS 4/2006
• Galuscak, R., Hazdra, P.: Prime-Focus Circular Waveguide Feed with Septum Polarization Transformer, DUBUS 1/2004

Conference papers:

• Čapek, M., Mašek, M., Hazdra, P.: Some Numerical Aspects of Characteristic Mode Decomposition, EuCAP 2016, Davos, Switzerland.
• Hazdra, P., Čapek, M., Lonský, T.: Bandwidth Optimization of Linear Arrays Above Ground, EuCAP 2016, Davos, Switzerland.
• Čapek, M., Jelínek, L., Vandenbosch, G. A. E., Hazdra, P.: Time Domain Scheme for Stored Energy Evaluation, IEEE International Symposium on Antennas and Propagation and USNC-URSI Radio Science Meeeting, 2015, Vancouver, Canada.
• Čapek, M., Hazdra, P., Mazánek, M., Raida, Z., Rýmus, J.: The Antenna Toolbox for Matlab (AToM), EuCAP 2015, Lisbon, Portugal.
• Čapek, M., Jelínek, L., Vandenbosch, G.A.E., Hazdra, P.: A Novel Scheme for Stored Energy Evaluation, EuCAP 2015, Lisbon, Portugal.
• Čapek, M., Jelínek, L., Hazdra, P., Eichler, J.: The Source Definition of The Quality Factor Qz, IEEE International Symposium on Antennas and Propagation and USNC-URSI Radio Science Meeeting, 2014, Memfis, USA.
• Galuscak, R., Mazanek, M., Hazdra, P.: Research on Compact Reflector Feeds for Space Applications. EuCAP 2014, The Hague, The Netherlands.
• Čapek, M., Eichler, J., Hazdra, P., Mazánek, M.: A Method for the Evaluation of Radiation Efficiency Based on Modal Approach,EuCAP 2014, The Hague, The Netherlands.
• Čapek, M., Hazdra, P., Eichler, J., Hamouz, P., Mazanek, M.: Acceleration Techniques in Matlab for EM Community, In Proceedings of the 7th European Conference on Antennas and Propagation, 2013, p. 2639-2642, ISBN: 978-1-4673-2187-7.
• Hazdra, P., Čapek, M., Eichler, J., Kořínek, T., Mazánek, M.: On the modal resonant properties of microstrip antennas. In EuCAP 2012 - 6rd European Conference on Antennas and Propagation, IEEE, p. 1650-1654.
• Čapek, M., Hazdra, P., Eichler, J., Hamouz, P., Mazánek, M., Sobotiková, V.: The Evaluation of Total Radiation Q Based on Modal Approach. In EuCAP 2012 - 6rd European Conference on Antennas and Propagation, IEEE, p. 883-885.
• Hazdra, P., Eichler, J., Capek, M., Hamouz, P., Korinek, T.: Small Dual-band Fractal Antenna with Orthogonal Polarizations. In Proceedings of the 5th European Conference on Antennas and Propagation. IEEE, 2011, p. 2733-2736.
• Hazdra, P., Capek, M., Eichler, J., Hamouz, P., Mazanek, M.: Radiation Q of dipole modal currents. In Proceedings of the 5th European Conference on Antennas and Propagation. IEEE, 2011, p. 1578-1581.
• Hamouz, P., Hazdra, P., Polivka, M., Capek, M., Mazanek, M.: Radiation Efficiency and Q Factor Study of Franklin Antenna Using the Theory of Characteristc Modes. In Proceedings of the 5th European Conference on Antennas and Propagation. IEEE, 2011, p. 1974-1977.
• Hazdra, P., Mazánek, M.: Wideband Shorted Backfire Antenna with L-probe fed Microstrip Patch. EuCAP 2010.
• Hazdra, P., Čapek, M., Hamouz, P., Mazánek, M.: Advanced Modal Techniques for Microstrip Patch Antenna Analysis. In Conference Proceedings ICECom 2010 [CD-ROM]. Zagreb: KoREMA, 2010, p. 1-6, ISBN 978-953-6037-58-2.
• Čapek, M., Hazdra, P.: Design of IFS Patch Antenna Using Particle Swarm Optimization. In Proceedings of the 4th European Conference on Antennas and Propagation. Piscataway: IEEE, 2010, p. 1-5. ISBN 978-84-7653-468-7.
• Hazdra, P., Čapek, M., Kraček, J.: Optimization Tool for Fractal Patches Based on the IFS Algorithm. In EuCAP 2009 - 3rd European Conference on Antennas and Propagation. New York: IEEE, 2009, p. 1837-1839. ISBN 978-1-4244-4753-4.
• Hazdra, P., Čapek, M.: IFS Tool for Fractal Microstrip Patch Antenna Analysis. In Proceedings of the 14th Conference on Microwave Techniques COMITE 2008 [CD-ROM]. Praha: Československá sekce IEEE, 2008, p. 227-230. ISBN 978-1-4244-2137-4.
• Čapek, M., Hazdra, P.: PSO optimalizace v MATLABU. In Technical Computing Prague 2008 - Sborník příspěvků 16. ročníku konference 16th Annual Conference Proceedings. Praha: Humusoft, 2008, s. 18. ISBN 978-80-7080-692-0.
• Hazdra, P., Hamouz, P., Mazanek, M.: Theory of Characteristic Modes and its Applications for Analysis of Fractal Microstrip Patch Antennas. EuCAP 2007.
• Hazdra, P., Mazánek, M.: Modal Analysis of Miniature Microstrip Patch Antennas Based on Fractal Geometry. PIERS 2007, Prague.
• Hazdra, P., Hamouz, P., Mazanek, M., Zvanovec, S.: Theory of Characteristic Modes: Getting More Insight into Linear Antenna Behavior. Radioelektronika 2007.
• Hazdra, P., Mazanek, M.: The Miniature Inverted Koch Square Microstrip Patch Antenna. ISAP 2005, Seoul, Korea.
• Hazdra, P., Mazanek, M.: On the Modal Analysis of Fractal Microstrip Patch Antennas. Radioelektronika 2004.
• Hazdra, P., Mazanek, M.: Planar Patch Antenna with Fractal Boundary. ISAP 2004, Sendai, Japan.
• Hazdra, P., Mazanek, M.: Microstrip Patch Antenna with Fractal Boudary: Design, Simulations and Results. Radioelektronika 2003.
• Hazdra, P., Mazanek, M.: Efficient Analysis of the Microstrip Patch Antenna with Fractal Boundary. Comite 2003.
• Hazdra, P., Mazanek, M.: Microstrip Patch Antennas with Fractal Boundary. ISAP 2002, Japan.
• Hazdra, P., Mazanek, M.: Behavior of the Sierpinski Monopole Iterations. Radioelektronika 2001.
• Hazdra, P., Mazanek, M.: Sierpinski Monopole Fractal Antenna - Simulation and Results. Comite 2001.