Patent ID: 8692655
Filing Date: 2014-04-08
Classification: G06F,G06K,G07C,H04L

Abstract:
1. A radio frequency identification unit, comprising: a radio frequency identification transponder which comprises a memory and an antenna which is operable to receive interrogation signals and transmit response signals, wherein the transponder is operable to transmit via the antenna, in response to an interrogation signal received by the antenna, a response signal including data from the memory; and circuitry included within the unit which comprises a reactive coupling to the antenna, the circuitry being operable to generate data to be included in response signals and program the transponder with the generated data, via the reactive coupling and the antenna, such that the memory includes generated data to be included in a respective response signal; the transponder being operable to transmit via the antenna in response to respective interrogation signals a plurality of response signals, wherein at least one of the plurality of response signals includes different data including generated data from the memory in accordance with programming or the transponder by the circuitry.