Radio Frequency Identification (RFID)
RFID is a wireless technology that uses radio-frequency electromagnetic fields to identify and track tags attached to objects automatically. It is a method of Automatic Identification and Data Capture (AIDC) that allows for the reading of data from a distance without requiring a direct line of sight.
How RFID Technology Works
- The Components: An RFID system consists of a tiny radio transponder (the Tag), a radio receiver/transmitter (the Reader), and an antenna.
- Data Transfer: The reader emits radio waves. When a tag comes within range, it "wakes up" and sends its unique identification code back to the reader.
- Passive vs. Active: Passive ....
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