Interrogation, monitoring and data exchange using RFID tags

Details Interrogation, monitoring and data exchange using RFID tags Interrogation, monitoring and data exchange using RFID tags

2006-05-30

2006-05-30

Pope, Daryl C (Department: 2632)

Communications: electrical

Condition responsive indicating system

Specific condition

C340S010100, C340S505000, C340S539100, C340S539110, C340S539130

Reexamination Certificate

active

07053777

ABSTRACT:
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.

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