Patent ID: 8332468

Claim:
In a network address book (NAB) server capable of providing multi-functional, autonomous services and configured to communicate with one or more user equipment (UE) that includes a single user address book client with multi-service functionality, a method of processing and updating a user address book with service information for one or more contacts, the method comprising: receiving an update request for updating at least a portion of a user address book that includes a contact list with contact information for one or more contacts; based on the received update request, parsing the user address book for determining if updated contact information is needed from a different service engine server; based on one or more settings in the user address book, determining that updated contact information is needed for the one or more contacts from a different service engine server and generating an acquisition request according to settings of the user address book and the needed updated contact information; acquiring from the different service engine server contact information to be updated according to the acquisition request; based on the received contact information, updating the user address book; synchronizing a user address book client by transmitting at least updated information of the user address book to a user equipment (UE); and parsing an information file of the UE, and synchronizing by transmitting the updated information of the user address book to other equipment of the user according to the information file of the UE.