Publications

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2014
Bao, X. L. and Ammann, M. J., “A Cavity-Backed Spiral Slot Antenna with Wide Axial Ratio Beamwidth for GPS System”, Microwave and Optical Technology Letters, vol. 56, no. 5, pp. 1050-1054, 2014.
Narbudowicz, A., Bao, X. L., Ammann, M. J., Shakhtour, H., and Heberling, D., “Circularly Polarized Antenna with Steerable Dipole-like Radiation Pattern”, IEEE Transactions on Antennas & Propagation, vol. 62, no. 2, pp. 519 - 526, 2014.
Narbudowicz, A., Bao, X. L., and Ammann, M. J., “Miniaturization of Omnidirectional Circularly Polarized Antennas”, in EuCAP 2014 - European Conference on Antennas and Propagation, The Hague, The Netherlands, 2014, pp. 2919-2923.
Narbudowicz, A., Ammann, M. J., and Bao, X. L., “Omnidirectional microstrip patch antenna with reconfigurable pattern and polarisation”, IET Microwaves, Antennas & Propagation, vol. 8, no. 11, pp. 872-877, 2014.
Bao, X. L. and Ammann, M. J., “Printed Triple-band Circularly Polarized Antenna for the Wireless Systems”, Electronics Letters, vol. 50, no. 23, pp. 1664-1665, 2014.
2015
Yang, K., Bao, X. L., and Ammann, M. J., “A Back-to-Back Beam Switching Microstrip Patch Antenna”, in LAPC - Loughborough Antennas & Propagation Conference, Loughborough, UK, 2015.
Narbudowicz, A., John, M., Sipal, V., Bao, X. L., and Ammann, M. J., “Design Method for Wideband Circularly Polarized Slot Antennas”, IEEE Transactions on Antennas & Propagation, vol. 63, no. 10, pp. 4271 - 4279, 2015.
Narbudowicz, A., Bao, X. L., and Ammann, M. J., “Omnidirectional circularly polarized antennas – a small antenna perspective”, Forum for Electromagnetic Research Methods and Application Technologies (FERMAT), vol. 10, pp. 1-6, 2015.
Panahi, A., Bao, X. L., Ruvio, G., and Ammann, M. J., “A Printed Circularly Polarized Half-Moon Monopole Antenna”, in European Conference on Antennas and Propagation - EuCAP, Lisbon, Portugal, 2015.
Panahi, A., Bao, X. L., Ruvio, G., and Ammann, M. J., “A Printed Triangular Monopole with Wideband Circular Polarization”, IEEE Transactions on Antennas & Propagation, vol. 63, no. 1, pp. 415-418, 2015.
Panahi, A., Bao, X. L., Yang, K., O’Conchubhair, O., and Ammann, M. J., “A Simple Polarization Reconfigurable Printed Monopole Antenna”, IEEE Transactions on Antennas & Propagation, vol. 63, no. 11, pp. 5129 - 5134, 2015.
2016
Yang, K., Loutridis, A., Bao, X. L., McEvoy, P., and Ammann, M. J., “A Coplanar Vivaldi Antenna with Integrated Filter for Ka-Band”, in LAPC - Loughborough Antennas & Propagation Conference, Loughborough, UK, 2016, pp. 1-4.
Bao, X. L., Yang, K., O’Conchubhair, O., and Ammann, M. J., “Differentially-fed Omnidirectional Circularly Polarized Patch Antenna for RF Energy Harvesting”, in European Conference on Antennas and Propagation - EuCAP, Davos, Switzerland, 2016.
Yang, K., Bao, X. L., McEvoy, P., and Ammann, M. J., “Pattern Reconfigurable Back-to-Back Microstrip Patch Antenna”, IET Microwaves, Antennas & Propagation, vol. 10, no. 13, pp. 1390 – 1394, 2016.
Yang, K., Loutridis, A., Bao, X. L., Ruvio, G., and Ammann, M. J., “​Printed Inverted-F Antenna with Reconfigurable Pattern and Polarization​”, in European Conference on Antennas and Propagation - EuCAP, Davos, Switzerland, 2016.
2018
Yang, K., Hoang, M. Ha, Bao, X. L., McEvoy, P., and Ammann, M. J., “A Dual-Stub Ka-Band Vivaldi Antenna with Integrated Bandpass Filter”, IET Microwaves, Antennas & Propagation, vol. 12, no. 5, pp. 668–671, 2018.
2022
Przepiorowski, J., McEvoy, P., Ammann, M. J., and Bao, X. L., “Wideband Array for BGAN Portable Terminals”, in 2022 International Workshop on Antenna Technology (iWAT), Dublin, Ireland, 2022.

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