On the Design and Performance Analysis of Flexible Planar Monopole Ultra-Wideband Antennas for Wearable Wireless Applications

Figure 9

Measured reflection coefficients for different bent conditions (along the X-direction). (a) Polyester. (b) Polyamide. (c) Denim. (d) Teslin.

(a)

(b)

(c)

(d)