RFID stands for Radio Frequency Identification.
RFID uses radio signals to identify or track an object, animal or person.
Main Components
| Component | Function |
|---|---|
| RFID tag | Stores information |
| RFID reader | Reads information from the tag |
| Computer system | Processes and stores the information |
Examples
- Inventory tracking in a warehouse
- Electronic toll collection
- Access cards
- Tracking equipment
- Product identification
The RFID toll-collection diagram in the uploaded module shows how a tag attached to a vehicle communicates with a reader at a tollbooth.
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