RFID reader

1. Some phones have been purchased by OTE. (The phones can either be already tagged or RFID tags can be installed after the arrival of the phones) Phone ID <phone> <rfid>AD094126252DE43465 <phone info> … … … … … <history> <event 1> <order> … … <event 2> <arrival> … … … </phone> Phone Info • Employees insert general information for the phones into the system (can be omitted if the GDSN can be accessed) Phone History • The phones arrive to the warehouse where RFID readers detect the phones and store information into the system about each individual phone (like arrival date) RFID reader

2. When a costumer asks information about a specific product, the salesman can inform him/her about the exact product’s characteristics • Whenever a phone gets sold to a costumer, information about the purchase (like the MSN number, purchase date etc.) is stored into the system and it gets correlated with the phone’s RFID number RFID reader <phone> <rfid> AD094126252DE43465 <phone info> … … <history> <event 1> <order> … … <event 2> <arrival> … … <event 3> <purchase> … … … </phone> Phone ID Phone Info Add to <history> Phone History

3. When a costumer brings the phone back for service, support, etc on any store, info about that event is stored in the specific product’s history <phone> <rfid> AD094126252DE43465 <phone info> … <history> <event 1> <order> … <event 2> <arrival> … <event 3> <purchase> … </phone> Phone ID Store Phone Info Phone History Service <event 4> <support> … </phone> <event 5> <service> … </phone>