Title :
Application of EBG substrates to design ultra-thin wideband directional dipoles
Author :
Abedin, M.F. ; Ali, M.
Author_Institution :
Dept. of Electr. Eng., South Carolina Univ., Columbia, SC, USA
Abstract :
The reflection phase characteristic of an EBG surface is studied and optimized to design a wideband, directional, compact dipole antenna. A dipole as thin as one hundredth of the wavelength is achievable. A design example considering a mushroom type 3-dimensional EBG surface is given.
Keywords :
UHF antennas; antenna radiation patterns; broadband antennas; dipole antennas; directive antennas; electric impedance; electromagnetic wave reflection; photonic band gap; wire antennas; 2.5 GHz; EBG substrates; EBG surface; VSWR; compact antenna; directional antenna; driving-point impedance; electromagnetic band-gap structures; mushroom type surface; radiation pattern; reflection phase characteristic; thin wire dipole; ultra-thin wideband directional dipole antenna; wideband antenna; Antenna theory; Bandwidth; Dipole antennas; Frequency; Metamaterials; Periodic structures; Reflection; Reflector antennas; Surface impedance; Ultra wideband technology;
Conference_Titel :
Antennas and Propagation Society International Symposium, 2004. IEEE
Print_ISBN :
0-7803-8302-8
DOI :
10.1109/APS.2004.1330616
