Title :
A circular aperture antenna backed by a cavity
Author :
Nakano, H. ; Sugama, M. ; Nakayama, K. ; Yamauchi, J.
Author_Institution :
Coll. of Eng., Hosei Univ., Tokyo, Japan
Abstract :
This paper presents a circular aperture antenna constructed using a triplate transmission line. The radiation characteristics are evaluated using the FDTD method. It is found that a circular cavity backing the aperture increases the radiation efficiency.
Keywords :
antenna radiation patterns; aperture antennas; finite difference time-domain analysis; multiconductor transmission lines; FDTD method; circular aperture antenna; circular cavity backed antenna; radiation characteristics; radiation efficiency; triplate transmission line; Antenna accessories; Aperture antennas; Digital audio players; Educational institutions; Finite difference methods; Laboratories; Polarization; Power transmission lines; Probes; Transmission line antennas;
Conference_Titel :
Antennas and Propagation Society International Symposium, 1999. IEEE
Conference_Location :
Orlando, FL, USA
Print_ISBN :
0-7803-5639-x
DOI :
10.1109/APS.1999.789207
