Remote heartbeat monitoring from human soles using 60-GHz ultra-wideband radar.
Takuya SakamotoShigeaki OkumuraRyosuke ImanishiHirofumi TakiToru SatoMototaka YoshiokaKenichi InoueTakeshi FukudaHiroyuki SakaiPublished in: IEICE Electron. Express (2015)