Friday, October 07, 2005



RFID Tags: Active Passive SemiActive ...

RFID Tags: Active Passive SemiActive: Via Compliance Policy Guides: Radiofrequency Identification Feasibility Studies and Pilot Programs for Drugs

... "A passive tag draws all of its power from the radio waves transmitted by an RFID reader. A semi-active tag uses a battery to run the microchip's circuitry, but not to communicate with the RFID reader. An active tag is powered entirely by battery to send and receive RFID information. " ...

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