Analysis of Circular Polarization of Cylindrically Bent Microstrip Antennas

Table 2

Detuning caused by bending in the E-plane.

Radius	Flat	300 mm	80 mm	40 mm
(in wavelengths)		(1.6𝜆)	(0.4𝜆)	(0.2𝜆)
Resonant frequency	1545 MHz	1548 MHz	1552 MHz	1586 MHz