Title :
Improved formulas for the input impedance of probe-fed circular microstrip antenna
Author :
Siddiqui, J.Y. ; Guha, D.
Author_Institution :
Inst. of Radio Phys. & Electron., Calcutta Univ., India
Abstract :
We have proposed an improved cavity model formulation to predict accurate input impedance of coax-fed circular microstrip antenna (CMA). The theory, compared with different measurements reveals very high order of its accuracy.
Keywords :
antenna feeds; antenna theory; equivalent circuits; impedance matrix; microstrip antennas; accurate input impedance; accurate probe location; equivalent circuit; feed reactance; improved cavity model formulation; optimum SWR characteristics; probe-fed circular microstrip antenna; Antenna theory; Coaxial components; Dielectric constant; Electrical resistance measurement; Feeds; Impedance; Magnetic resonance; Microstrip antennas; Physics; Resonant frequency;
Conference_Titel :
Antennas and Propagation Society International Symposium, 2003. IEEE
Conference_Location :
Columbus, OH, USA
Print_ISBN :
0-7803-7846-6
DOI :
10.1109/APS.2003.1219812
