From David Becker’s “Hitachi Develops RFID Powder” (Wired: 15 February 2007):
[Hitachi] recently showed a prototype of an RFID chip measuring a .05 millimeters square and 5 microns thick, about the size of a grain of sand. They expect to have ‘em on the market in two or three years.
The chips are packed with 128 bits of static memory, enough to hold a 38-digit ID number.
The size make the new chips ideal for embedding in paper, where they could verify the legitimacy of currency or event tickets. Implantation under the skin would be trivial…
Posted on July 7th, 2009 by Scott Granneman
Filed under: business, science, security, tech in changing society