You can't tell me that if the passive HF-NFC/UHF ones which are being used for data transmissions, access control applications, DVD kiosks, passport security, race timing, IT asset tracking, and file tracking, that there's not an ACTIVE sysstem out there that's not on the edge node pumping data to/from a server and then alerting/notifying some one on a cell phone today somewhere? doing our thing
http://blog.atlasrfidstore.com/active-rfid-vs-passive-rfid
let me explore the ways
emit... ing a feasible tangent