- Issue Time
RFID tags can be pasted on items, and a detection device is installed at the supermarket outlet.
The RFID tag can be pasted on the item, and
a detection device is installed at the supermarket exit. The normal process is
that when the item is checked out, the cashier will change the content of the
RFID tag and lift the restriction during the checkout process. Otherwise, when
the item with the RFID tag passes through the supermarket exit , the detection
device reads the content of the label and determines that the payment has not
been settled, and will issue an alarm signal to realize theft prevention in the
supermarket, as shown in the following picture:
How to solve:
Acoustic magnetic labels can be used for metal packaging or commodities to solve the above problems, but the cost is relatively high.