Jerry said:

> RFID part is simple and cheap...

Agreed.

> but the fractal antennae...

What is the exact length of this fractal antennae,
and what is the exact surface area?

(The above is a joke for those who know
a little about fractals.)

> and the 100/200 Ghz range may pose problems with
> the regulatory folks, at least in the U.S.

Low-power transmitters don't need much of a license,
so as long as one is not trying to track things miles
away, I can't see the FCC complaining about a few
microwatts of hash in the Ghz range anywhere except
near air bases, radio telescopes, etc.

                jim

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