RFID keeps getting smaller. On February 13, Hitachi unveiled a tiny, new “powder” type RFID chip measuring 0.05 x 0.05 mm — the smallest yet — which they aim to begin marketing in 2 to 3 years. Hitachi’s new RFID chips (left, next to a human hair) are 64x smaller than their mu-chips (right) By … Continue reading Hitachi develops RFID powder