A method and apparatus for identification and monitoring of, and obtaining
data relating to, products moving along a distribution path, including at
least one RFID tag mountable to a product, or product carrier, and a
plurality of interrogators spaced apart along the distribution path,
wherein each interrogator of the plurality of interrogators cooperates in
RF communication with the RFID tag when the RFID tag is in proximity to
the each interrogator along the distribution path. Each interrogator
interrogates the RFID tag during the RF communication so as to obtain
unique data, unique to the RFID tag. The RFID tag and each interrogator
each includes a transceiver and memory, the memory.