Fasahar tantance mitar rediyo (RFID) tana amfani da kuzari daga filin lantarki don kunna ƙaramin guntu wanda ke aika saƙon amsawa. Misali, guntu na RFID a cikin katin kiredit ya ƙunshi bayanan da ake buƙata don ba da izinin ciniki, kuma guntu RFID a cikin katin shiga yana da lambar buɗe kofa ko ƙayy......
Kara karantawa