Patent ID: 8275409
Filing Date: 2012-09-25
Classification: H04M

Abstract:
1. A mobile device that stores a device number for uniquely identifying the mobile device and is capable of communicating with a management apparatus that stores a phone number after modification in association with a combination of an identification number for uniquely identifying an IC (Integrated Circuit) tag and the device number, the mobile device comprising: a device information storage unit that previously stores a phone number; a communication control unit that performs communication control by using the phone number stored in the device information storage unit; an IC tag reading unit that reads the identification number from the IC tag; a phone-number-acquisition requesting unit that transmits a phone number acquisition request including the identification number read by the IC tag reading unit and the device number of the mobile device to the management apparatus; and a phone number modifying unit that modifies the phone number stored in the device information storage unit to a phone number after modification included in modification information received as a response to the phone number acquisition request.