Tag: RFID

Faregates are coming to the Vancouver transit system. It comes in the form of a RFID card where one need to tap in/out. It would be a pain if one needed to fish their transit card out of their wallet every time they crossed a faregate. Ideally one could just tap their whole wallet to ta...

Radio Frequency Identification (RFID) uses readers and tags to transfer data via radio waves. A reader can communicate with a tag some distance away (between a few centimeters and 20 meters, depending on the type of RFID). Active RFID tags have batteries, which they can tap to send information to a ...