METHOD FOR MANAGING THE PHONEBOOK OF PORTABLE INFORMATION UNIT AND SYSTEM THEREOF

摘要

PURPOSE: An address book management method of a portable digital appliance is provided to update an address book by searching a telephone number and to update a stored address book of the portable digital appliance. CONSTITUTION: A sale store personal computer transmits an address book management service request message in an address book management server(S406). The address book management server transmits a changed number reference request message to a subscriber management server(S410). The subscriber management server transmits a changed number reference response message to the address book management server(S412). The address book management server updates the corresponding address book(S414). The address book management server transmits an address book management service response message to a sale store personal computer(S416).