In one embodiment, a radio-frequency identification (RFID) tag includes multiple orthogonal substrates, a passive RFID integrated circuit chip mounted to one of the substrates, and a three-dimensional tag antenna electrically connected to the chip and extending to each of the orthogonal substrates.
Ramirez, Ramiro Augusto; Weller, Thomas McCrea; and Rojas, Eduardo Antonio, "Three-dimensionals RFID tags" (2018). USF Patents. 1057.
University of South Florida