RFID UID Differences ...

RFID UID Differences: Defense Procurement and Acquisition Policy - Unique Identification (UID), Frequently Asked Questions (FAQ)

... "UII is a piece of data associated with an item that uniquely identifies it through out its life. RFID is a vehicle for holding and sharing data. IUID of tangible items deals with physical marking as prescribed in the policy and are applied directly on items or on labels themselves. IUID also requires data to be captured about the item and submitted electronically to a registry database. Think of this as creating a birth certificate for the item. RFID is either a passive (unpowered) or active (powered) transmitter/receiver that stores information on the case or pallet in which UII'd and non-UII'd items are placed. The RFID tag may store the unique item numbers for the items in the case or pallet or simply a different unique packaging number that when accessed in a transportation or logistics database provides an inventory of the items in the case or pallet. " ...