minus-squaredavad@lemmy.worldtoPrivacy@lemmy.ml•In store surveillancelinkfedilinkarrow-up28·18 days agoRFID tracking would be my first guess. If you want to know where a tag is, you need multiple readers. Are they roughly in a grid pattern? A second guess, are there e-ink tags in this store? These might be repeaters for programming those. linkfedilink
RFID tracking would be my first guess. If you want to know where a tag is, you need multiple readers. Are they roughly in a grid pattern?
A second guess, are there e-ink tags in this store? These might be repeaters for programming those.