Dual-Polarized High-Isolation Textile SIW Antenna at 5 GHz Full-Duplex Communication in Body-Area Networks
A compact co-frequency dual-polarized substrate-integrated-waveguide (SIW) cavity-backed slot antenna for 5-GHz wearable in-band full-duplex (IBFD) communication is described. The antenna is fabricated on a 1.5-mm felt textile substrate and is excited by two quadrature-fed annular slots in a 46.8-mm circular SIW cavity...