Patent ID: 6938100

Claim:
A method for synchronizing data between a mobile terminal and a computer, each of the mobile terminal and the computer alternately a first party and a second party, the method comprising: (a) transmitting a call message from the first party to an Over-The-Air Function (OTAF) system; (b) transmitting a request message from the OTAF system to the first party; (c) transmitting a first response message including head data from the first party to the OTAF system; (d) transmitting the first response message from the OTAF system to the second party; (e) comparing, by the second party, the transmitted head data of the first party with head data of the second party; (f) transmitting request data including newest data and a portion corresponding to newest data of the head data of the second party, in accordance with a result of said comparing, to the OTAF system; (g) transmitting the request data from the OTAF system to the first party; (h) storing the newest data of the second party in a memory of the first party; (i) transmitting a second response message including the newest data of the first party to the OTAF system; (j) transmitting the second response message from the OTAF system to the second party; and (k) storing the transmitted newest data of the first party in a memory of the second party.