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How Can RFID Tags Be Pinpointed in 3D?

by | Jan 6, 2010 | News

What technologies exist for locating individual passive RFID labels in three dimensions, and how precise are they? —Name withheld ——— The only systems currently available that can locate tags in three dimensions are RFID systems that use phased array antennas. These...

Can RFID Track Pedophiles?

by | Jan 5, 2010 | News

Is radio frequency identification being used to track pedophiles or released convicts in real time—and, if not, how could I get started on such a project? I am currently attending college. —Name withheld ——— To my knowledge, RFID is not being used to track paroled...

How Can Companies Avoid Collision?

by | Jan 4, 2010 | News

RFID has been used for taking attendance, but there is the possibility that two cards will have the same frequency, which could cause a problem. How can one avoid this? —Name withheld ——— The issue you are concerned about, I believe, is called collision. There can be...