performed using two antennas placed above the port locations labeled in FIG. 6A, according to embodiments of the present disclosure; 

[0058] FIGS. 9A-9C are schematic illustrations of discontinuities in the conductive structure of the metamaterial textiles in the propagation direction x, transverse direction y, and vertical direction z, respectively, according to embodiments of the present disclosure; 

[0059] FIGS. 9D-9F are schematic illustrations of amplitude of the normal component of the electric field |Ez| for varying gap widths dl, d2, and d3, respectively, according to embodiments of the present disclosure; 

[0060] FIGS. 9G-9I are schematic illustrations of change in signal transmission |S$_{2i}$| as a function of gap width from dl = 0, d2 = 6, and d3 = 2, respectively, according to embodiments of the present disclosure; 

[0061] FIG. 10A is a schematic illustration of Bluetooth signal propagation across a gap between two textiles, according to embodiments of the present disclosure; 

[0062] FIG. 10B is a schematic illustration of RSSI measured from a wireless receiver placed near the upper textile as the gap distance between the textiles is increased, according to embodiments of the present disclosure; 

[0063] FIG. 10C is a schematic illustration of Bluetooth signal propagation on textiles cut with scissors, according to embodiments of the present disclosure; 

[0064] FIG. 10D is a schematic illustration of RSSI as a function of numbers of cuts, according to embodiments of the present disclosure; 

[0065] FIGS. 11A-1 1B are schematic illustrations of instantaneous electric field amplitude and time- averaged power density S (logarithmic scale) for a dipole transmitter placed on the front (abdominal region) of a computational human body model without (radiative) and with (surface) the metamaterial textiles in FIG. 7A, according to embodiments of the present disclosure; 

[0066] FIG. 11C is a schematic illustration of power density radiated in front of the body along the dotted white line in FIG. 11A, according to embodiments of the present disclosure; 

[0067] FIG. 12A is a schematic illustration of LED current as a function of frequency at an input power of 100 mW to an antenna placed above the metamaterial textiles, according to embodiments of the present disclosure; 

[0068] FIG. 12B is a schematic illustration of Wireless power transfer efficiency, measured as the power delivered to the LED (including nonlinear rectifier losses), as a function of input power, according to embodiments of the present disclosure; 

