What could be considered the first RFID tag was invented by Mario Cardullo and was patented on January 23, 1973. His invention was a passive radio transponder with built-in memory. It was able to receive its power from the …show more content…
Passive tags are small and can be produced in large quantities at low cost, and do not require a battery to power them. Active tags are equipped with a battery, can transmit the signal from a farther distance, they have a limited life span because of the use of a battery and has a beacon that transmits on a periodic basis. Semi-active tags uses a built-in battery to power the circuit only when a reader first energizes the tag. Chipless tags use fibers or materials that reflect a portion of the reader’s signal