Method for providing multi-number service

1. A method for providing a multi-number service using a smart card, the method comprising:

selecting one of a plurality of subscriber identification information sets, stored in a memory allocated to a subscriber identification information set managing application, based on a command received from outside of the smart card;

activating the selected subscriber identification information set;

receiving, by a terminal, a list of at least one subscriber identification information set search and transmitted by a management server based on an add request of the subscriber identification information set; and

storing, by the terminal, a subscriber identification information set selected based on the list of the at least one subscriber identification information set, in the memory allocated to the subscriber identification information set managing application of the smart card, and

wherein the plurality of subscriber identification information sets includes mandatory files, the mandatory files for accessing a mobile communication network including at least an Integrated Circuit Card ID (ICCID) and a key information for a network access, a name of a user being managed based on the ICCID,

wherein the activating the selected subscriber identification information set activates the subscriber identification information set by updating the selected subscriber identification information set to a universal integrated circuit card (UICC) file system in the smart card based on the command, and

wherein an information included in the subscriber identification information set is updated to file entries of the UICC file system through a universal subscriber identity module (USIM) application to constitute a part or all of file information of the UICC file system.

2. The method of claim 1 , further comprising:

setting, an accredited certificate corresponding to an ICCID of the activated subscriber identification information set as a default accredited certificate based on the activated subscriber identification information set.

3. The method of claim 1 , wherein the memory card is UICC.

4. A method for providing a multi-number service using a smart card, the method comprising:

selecting one of a plurality of subscriber identification information sets, stored in a memory allocated to a subscriber identification information set managing application, based on a command received from outside of the smart card;

activating the selected subscriber identification information set;

receiving, by a terminal, a list of at least one subscriber identification information set search and transmitted by a management server based on a delete request of subscriber identification information set; and

deleting, by the terminal, a subscriber identification information set selected based on the list of the at least one subscriber identification information set from the memory allocated to the subscriber identification information set managing application of the smart card,

wherein the plurality of subscriber identification information sets includes mandatory files, the mandatory files for accessing a mobile communication network including at least an Integrated Circuit Card ID (ICCID) and a key information for network access, a name of a user being managed based on the ICCID,

wherein the activating the selected subscriber identification information set activates the subscriber identification information set by updating the selected subscriber identification information set to a universal integrated circuit card (UICC) file system in the smart card, the subscriber identification set being selected based on the command, and

wherein an information included in the subscriber identification information set is updated to file entries of the UICC file system through a universal subscriber identity module (USIM) application to constitute a part or all of file information of the UICC file system.

5. The method of claim 4 , further comprising:

setting, an accredited certificate corresponding to an ICCID of the activated subscriber identification information set as a default accredited certificate based on the activated subscriber identification information set.

6. The method of claim 4 , wherein the memory card is UICC.

7. A method for providing a multi-number service, the method comprising:

registering, by a management server, a plurality of subscriber identification information sets stored in a memory allocated to a subscriber identification information set managing application of a smart card of a first terminal;

searching for, by the management server, a response corresponding to a subscriber identification information set requested to be accessed by a second terminal among the plurality of registered subscriber identification information sets; and

transmitting, by the management server, the search response to the second terminal,

wherein the plurality of subscriber identification information sets includes mandatory files, the mandatory files for accessing a mobile communication network including at least an Integrated Circuit Card ID (ICCID) and a key information for a network access, a name of a user being managed based on the ICCID,

wherein the searching for the response includes searching for a subscriber identification information set activated in the first terminal,

wherein the activated subscriber identification information set corresponds to a subscriber identification information set activated by updating, by the first terminal, the selected subscriber identification information set to a universal integrated circuit card (UICC) file system in the smart card, the subscriber identification information set being selected based on a command received from an outside of the smart card, and

wherein an information included in the subscriber identification information set is updated to file entries of the UICC file system through a universal subscriber identity module (USIM) application to constitute a part or all of file information of the UICC file system.

8. The method of claim 7 , wherein the response is a message or a ring-back tone.

9. A method for providing a multi-number service, the method comprising:

registering, by a management server, a first subscriber identification information set activated among a plurality of subscriber identification information sets stored in a memory allocated to a subscriber identification information set managing application of a smart card of a first terminal;

receiving, by the management server, a request to access a second subscriber identification information set from a second terminal; and

transmitting, by the management server, a request to activate the second subscriber identification information set to the first terminal,

wherein the plurality of subscriber identification information sets includes mandatory files, the mandatory files for accessing a mobile communication network including at least an Integrated Circuit Card ID (ICCID) and a key information for a network access, a name of a user being managed based on the ICCID,

wherein the second subscriber identification information set is activated by updating the selected subscriber identification information set to a universal integrated circuit card (UICC) file system in the smart card, the subscriber identification information set being selected based on a command from an outside, and

wherein an information included in the second subscriber identification information set is updated to file entries of the UICC file system through a universal subscriber identity module (USIM) application to constitute a part or all of file information of the UICC file system.

10. A method for providing a multi-number service, the method comprising:

registering, by a management server, a first subscriber identification information set activated among a plurality of subscriber identification information sets stored in a memory allocated to a subscriber identification information set managing application of a smart card of a first terminal;

receiving, by the management server, a request to access a second subscriber identification information set from a second terminal; and

transmitting, by the management server, an access path information noticing a request to access the second subscriber identification information set, to the first terminal,

wherein the plurality of subscriber identification information sets includes mandatory files, the mandatory files for accessing a mobile communication network including at least an Integrated Circuit Card ID (ICCID) and a key information for a network access, a name of a user being managed based on the ICCID,

wherein the second subscriber identification information set is activated, by the first terminal, by updating the second subscriber identification information set to a universal integrated circuit card (UICC) file system in the smart card based on the access path information, and

wherein an information included in the second subscriber identification information set is updated to file entries of the UICC file system through the USIM application that constitutes a part or all of file information of the UICC file system.