Dust-sized RFID tag technology raises interesting -- and disturbing -- possibilities. Although the chip, referred to as a "powder type" RFID, isn't expected to be on the market for two or three years, ...

Oh… good. Hitachi has made RFID chips so small they’re calling them “powder,” as they measure 0.05mm x 0.05mm. That’s a bunch of them up there on the right ...

Conspiracy-minded types can thank Hitachi for something new to worry about -- RFID chips so small you'll never know they're there. The electronics conglomerate recently showed a prototype of an RFID ...

As if the various other permutations and teensyness of RFID weren't wild enough, here comes Hitachi with its new "powder" 0.05mm x 0.05mm RFID chips. The new chips are 64 times smaller than the ...

Radio-frequency identification tags label all kinds of inventoried goods and speed commuters through toll plazas. Now tiny RFID components are being developed with a rather different aim: thwarting ...

Tiny computer chips used for tracking food, tickets and other items are getting even smaller. Hitachi Ltd., a Japanese electronics maker, has developed radio frequency identification (RFID) chips that ...