Curto, S., McEvoy, P., Bao, X. L., and Ammann, M. J.,
“Compact Patch Antenna for Electromagnetic Interaction with Human Tissue at 434 MHz”,
IEEE Transactions on Antennas & Propagation, vol. 57, no. 9, pp. 2564-2571, 2009.
Bao, X. L., Shynu, S. V., and Ammann, M. J.,
“Design of a Tunable Compact Antenna for Digital Video Broadcasting Handheld Terminals”, in
LAPC - Loughborough Antennas & Propagation Conference, Loughborough, UK, 2009, pp. 461-464.
Bao, X. L. and Ammann, M. J.,
“Design of Compact Annular-Ring Patch Antennas for Circular Polarization”, in
China Ireland International Conference on Information & Communication Technologies, Maynooth, Ireland, 2009, pp. 11-15.
Bao, X. L., Ruvio, G., and Ammann, M. J.,
“Directional Dual-Band Slot Antenna with Dual-Bandgap High-Impedance-Surface Reflector”,
Progress In Electromagnetics Research, vol. C, no. 9, pp. 1-11, 2009.
Bao, X. L. and Ammann, M. J.,
“A Printed Dipole Antenna For Circular Polarization”, in
European Conference on Antennas and Propagation - EuCAP, Berlin, Germany, 2009, pp. 2367-2370.
Ruvio, G., Ammann, M. J., and Bao, X. L.,
“Radial EBG Cell Layout for GPS Patch Antennas”,
Electronics Letters, vol. 45, no. 13, pp. 663-664, 2009.