When a packet of cereals is taken out of the instrumented shelf, the corresponding product information is displayed on a monitor placed inside the shelf.
If two packets are taken out of the shelf simultaneously, a comparison chart showing their features is displayed on the monitor.
Infrastruktur
RFID tags: placed inside and under each packet of cereals; used for detecting which product is currently located in the shelf or has been taken out
RFID antennas: mounted below the wooden shelves; used for detecting RFID tags.
Display: placed at or in the shelf; used for the visual presentation of product information