KR101475283B1 - Apparatus and Method for Number Change Direction in Mobile Telecommunication - Google Patents

Apparatus and Method for Number Change Direction in Mobile Telecommunication Download PDF

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KR101475283B1
KR101475283B1 KR1020080025794A KR20080025794A KR101475283B1 KR 101475283 B1 KR101475283 B1 KR 101475283B1 KR 1020080025794 A KR1020080025794 A KR 1020080025794A KR 20080025794 A KR20080025794 A KR 20080025794A KR 101475283 B1 KR101475283 B1 KR 101475283B1
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South Korea
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mobile terminal
telephone number
number change
called
calling
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KR1020080025794A
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Korean (ko)
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KR20090100547A (en
Inventor
권혁훈
송선기
윤헌주
윤성환
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에스케이텔레콤 주식회사
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Priority to KR1020080025794A priority Critical patent/KR101475283B1/en
Publication of KR20090100547A publication Critical patent/KR20090100547A/en
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Abstract

The present invention relates to an apparatus and method for changing number in mobile communication.

The present invention is characterized in that when a call setup request to the called party mobile terminal whose phone number has been changed is generated, the mobile terminal of the calling party is notified of the change of the phone number of the called mobile terminal and notifies the calling mobile terminal of the changed phone number The telephone call to the mobile terminal whose phone number has been changed is proceeded by the caller's choice so that the load of the telephone number change guidance is reduced and the telephone number change service equipment The investment cost is reduced and the readability of the changed telephone number is maximized, thereby eliminating the inconvenience of the caller having to input and manage the changed telephone number of the called party separately in the mobile terminal.

Figure R1020080025794

Mobile communication, telephone number, guidance

Description

[0001] The present invention relates to an apparatus and method for changing a number in a mobile communication,

The present invention relates to a number change guidance in mobile communication, and in particular, when a call setup request to a called party mobile terminal having a changed phone number is generated, the mobile communication terminal notifies the calling party of the changed phone number of the called mobile terminal, To a telephone number change guidance apparatus and method in a mobile communication in which a telephone number is displayed on a telephone number changed by a caller and a telephone number is displayed on the telephone number of the mobile telephone.

Generally, when the mobile telephone number is changed in the mobile communication, it is necessary to inform the caller of the change of the corresponding telephone number.

In a conventional mobile communication system, when a caller's mobile terminal sends a voice call to a mobile terminal of a called party whose phone number has been changed, the exchange inquires the information of the recipient mobile terminal in the HLR (Home Location Register) And transmits a guidance voice for informing the fact of changing the telephone number of the called mobile terminal to the caller mobile terminal through the auto response system to change the telephone number of the called party to the caller mobile terminal After informing of the fact, the call connection is made to the changed incoming telephone number to form a communication route with the called party mobile terminal to proceed with the voice call.

However, in the case where the telephone number is guided by the conventional method as described above, after the voice telephone number of the called mobile terminal is announced to the caller mobile terminal, There is a problem in that it is necessary to add equipment for the corresponding telephone number changing service according to the increase in the number of use of the number change guidance service.

Further, when the telephone number is guided by the above-described conventional method, since the telephone number of the changed called party mobile terminal is voiced to the calling party mobile terminal, the calling party inputs the changed telephone number of the called party to the mobile terminal separately .

SUMMARY OF THE INVENTION The present invention has been proposed in order to solve the problems of the prior art as described above, and it is an object of the present invention to provide a mobile terminal of a caller, And informs the caller of the changed phone number by displaying the changed phone number, thereby allowing the caller to proceed with the phone call to the changed mobile terminal by selecting the caller, thereby reducing the load of the phone number change guidance And to reduce the investment cost of the corresponding telephone number change service equipment in accordance with an increase in the use of the number change guide service, and to provide a number change guidance apparatus and method in a mobile communication.

Another object of the present invention is to provide a mobile terminal which notifies a caller of a caller of a change of a telephone number of a called mobile terminal by notifying a calling mobile terminal of a call setup request to a called mobile terminal, The number change guidance device and method in the mobile communication that maximizes the readability of the changed telephone number by notifying the changed telephone number by displaying it, thereby eliminating the inconvenience of the caller having to input and manage the changed telephone number of the called party separately in the mobile terminal .

According to another aspect of the present invention, there is provided a number change notification apparatus for a mobile communication terminal, the apparatus comprising: a call control unit for, when a call setup request is sent from a calling mobile terminal to a called mobile terminal, A Gateway Mobile Switching Center (GMSC) for acquiring phone number change information and instructing a release of connection with the calling mobile terminal and transmitting phone number change information of the called mobile terminal; A Home Location Register (HLR) for providing the GMSC with telephone number change information of the called mobile terminal in response to a request from the GMSC; Receiving a call setup request from the calling mobile terminal to the called mobile terminal and delivering the call setup request to the GMSC; disconnecting the connection with the calling mobile terminal upon receiving a connection release with the calling mobile terminal; And a mobile switching center (MSC) for delivering telephone number change information of the called mobile terminal to the calling mobile terminal.

The method for changing the number in the mobile communication according to the first embodiment of the present invention is characterized in that the MSC receives a call setup request from the calling mobile terminal to the called mobile terminal and transmits a start address message to the GMSC A process; Receiving a phone number change information of the called mobile terminal from the HLR after the GMSC transmits an address completion message to the MSC and transmitting a connection release command message including the phone number change information to the MSC; The MSC transmits a connection release message to the calling mobile terminal based on the connection release instruction message and transmits the phone number change information; And displaying the phone number change information received together with the disconnection message at the time of receiving the connection release message so as to visually confirm the phone number change information.

On the other hand, the number change notification device in the mobile communication according to the second embodiment of the present invention acquires phone number change information of the called mobile terminal when a call setup request is made from the calling mobile terminal to the called mobile terminal A session control means for disconnecting the calling mobile terminal from the calling mobile terminal and for transmitting the telephone number change information of the called mobile terminal to the calling mobile terminal; And a home subscriber server for providing telephone number change information of the called mobile terminal to the session control means at the request of the session control means.

The method of guiding number change in the mobile communication according to the second embodiment of the present invention comprises the steps of: a session control means receiving a call setup request to a called mobile terminal from a calling mobile terminal; The session control means obtaining telephone number change information of the called mobile terminal from the home subscriber server; Transmitting a connection release message including the telephone number change information to the calling mobile terminal; And a step in which the calling mobile terminal displays the phone number change information so that the calling number can be visually confirmed.

According to the present invention, when a call setup request is made to the called mobile terminal, the called party's mobile terminal is informed of the changed phone number of the called mobile terminal and notifies the called mobile terminal of the changed phone number So that the telephone call to the mobile terminal whose telephone number has been changed is proceeded by the caller's choice, thereby reducing the load of the telephone number change guidance. Therefore, the telephone number change service Thereby reducing the investment cost of the equipment.

In addition, according to the present invention, when a call setup request to the called party mobile terminal having a changed phone number occurs, the mobile terminal of the calling party notifies the calling mobile terminal of the changed phone number of the called mobile terminal, By displaying the telephone number and informing it, the readability of the changed telephone number is maximized. Thus, the inconvenience of the caller having to input and manage the changed telephone number of the called party separately in the mobile terminal is solved.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

The present invention is characterized in that when a call setup request to the called party mobile terminal whose phone number has been changed is generated, the mobile terminal of the calling party is notified of the change of the phone number of the called mobile terminal and notifies the calling mobile terminal of the changed phone number The telephone call to the mobile terminal whose phone number has been changed is proceeded by the caller's choice so that the load of the telephone number change guidance is reduced and the telephone number change service equipment The investment cost is reduced and the readability of the changed telephone number is maximized to eliminate the inconvenience of the caller having to input and manage the changed telephone number of the called party separately in the mobile terminal.

The number change guidance apparatus in the mobile communication according to the first embodiment for implementing the present invention is implemented as shown in FIG. When the originating mobile terminal 10a attempts to establish a call to the called mobile terminal 10b for a call with the called mobile terminal 10b, the call setup request message is transmitted to the MSC 10b via the wireless access network 20, (Mobile Switching Center) 25 but transmits a call setup request message including the telephone number of the called mobile terminal 10b.

When the MSC 25 receives the call setup request message transmitted from the originating mobile terminal 10a, the MSC 25 transmits an initial address message for the call setup request to the GMSC 30 (Gateway Mobile Switching Center) And receives an address complete message from the GMSC 30.

When the GMSC 30 receives the start address message for the call setup request from the MSC 25, the GMSC 30 transmits an address completion message to the MSC 25 upon completion of the start address message to the MSC 25, ) To the HLR 35 (Home Location Register) to obtain the information of the called mobile terminal 10b from the HLR 35, and based on the obtained information, the telephone number of the called mobile terminal 10b Upon confirming the change, the connection release instruction message is transmitted to the MSC 25 but the phone number change information of the terminating mobile terminal 10b is included in the connection release instruction message.

In addition, when receiving a connection release instruction message from the GMSC 30 after receiving the address completion message from the GMSC 30, the MSC 25 transmits a connection release message for releasing the connection with the sending side mobile terminal 10a Side mobile terminal 10a to release the connection to the originating mobile terminal 10a and to include the phone number change information of the terminating mobile terminal 10b in the corresponding connection release message so that the originating mobile terminal 10a .

The originating mobile terminal 10a receives the connection release message including the telephone number change information of the called mobile terminal 10b from the MSC 25 and disconnects the MSC 25 from the MSC 25, Displays the telephone number change information of the terminal 10b on the screen so that the user can visually confirm it, displays that the connection is canceled due to the telephone number change, and prompts the user to change the telephone number of the called terminal 10b And instructs the called mobile terminal 10b to make a call setup request for the call using the number.

When the originating mobile terminal 10a makes a call setup request for making a call with the called mobile terminal 10b using the changed phone number of the called mobile terminal 10b, The MSC 25 receives the call setup request message transmitted from the originating mobile terminal 10a and sends a start address message for the call setup request to the GMSC 30 When the GMSC 30 completes the address to the MSC 25, the MSC 25 transmits an address completion message to the MSC 25, acquires routing information from the HLR 35 to the called mobile terminal 10b, The call connection between the originating mobile terminal 10a and the terminating mobile terminal 10b is advanced by instructing the call connection to the originating mobile terminal 10a and the originating mobile terminal 10b to forward the voice or video call between the calling party and the called party.

In the present invention as described above, for example, when the telephone number of the called mobile terminal 10b is changed and the corresponding telephone number change information is registered in the HLR 35, Side mobile terminal 10b by using the telephone number before the change, the call setup request message is transmitted to the MSC 10b via the wireless access network 20, And transmits a call setup request message including the telephone number of the called mobile terminal (10b) before the change to the mobile terminal (25).

In this way, when receiving the call setup request message transmitted from the source mobile terminal 10a, the MSC 25 transmits an initial address message for the call setup request to the GMSC 30, 30 receives the start address message for the call setup request from the MSC 25 and completes the address address to the MSC 25, transmits an address complete message to the MSC 25 and then transmits the address complete message to the called mobile terminal 10b Inquires the HLR 35 about the information of the called mobile terminal 10b to acquire the information of the called mobile terminal 10b from the HLR 35 and confirms the fact of changing the telephone number of the called mobile terminal 10b based on the obtained information, To the MSC 25, a connection release instruction message including the telephone number change information of the MS 10b.

The MSC 25 transmits the start address message to the GMSC 30 and receives an address complete message from the GMSC 30 and then transmits the address complete message from the GMSC 30 to the telephone number of the called mobile terminal 10b Upon receiving a connection release instruction message including change information, the connection-side mobile terminal 10a transmits a connection release message for releasing connection with the calling-side mobile terminal 10a to the calling-side mobile terminal 10a, And transmits the phone number change information of the called mobile terminal 10b to the calling mobile terminal 10a by including it in the corresponding connection release message.

Accordingly, when the originating mobile terminal 10a receives a connection release message including the telephone number change information of the terminating mobile terminal 10b from the MSC 25, The number change information is displayed on the screen so that the user can visually confirm the change, and that the connection is released due to the change of the telephone number, the user is notified of the incoming call using the telephone number of the changed called terminal 10b Side mobile terminal 10b to make a call setup request.

Thus, when the user of the calling side mobile terminal 10a operates the keypad to make a call with the called side mobile terminal 10b using the telephone number of the called side mobile terminal 10b changed by the calling side mobile terminal 10a The corresponding call setup request message is transmitted to the MSC 25 via the wireless access network 20. [

Accordingly, the MSC 25 receives the call setup request message transmitted from the source mobile terminal 10a, and transmits a start address message for requesting the call setup to the GMSC 30, and the GMSC 30 transmits the start address message The mobile terminal 10a transmits an address completion message to the MSC 25 and obtains routing information from the HLR 35 to route the outgoing call from the originating mobile terminal 10a to the called mobile terminal 10b, The call setup between the originating mobile terminal 10a and the terminating mobile terminal 10b is proceeded by performing a process of instructing the MSC 25 to establish a call connection based on the information, Let the call proceed.

The number change guidance apparatus in the mobile communication according to the first embodiment of the present invention having the functions described above performs processing as shown in Fig. 2 when performing the change phone number guide processing.

First, for example, when the telephone number of the called party mobile terminal 10b is changed and the corresponding telephone number change information is registered in the HLR 35, the calling party mobile terminal 10a transmits the calling party mobile terminal 10b The mobile terminal 10b transmits a call setup request message to the MSC 25 through the wireless access network 20 in the case of attempting to establish a call to the called mobile terminal 10b using the telephone number before the change The call setup request message includes the telephone number before the change of the terminating mobile terminal 10b (step S11).

Accordingly. The MSC 25 receives the call setup request message transmitted from the originating mobile terminal 10a and transmits an initial address message for requesting a call setup to the GMSC 30 (step S12). When the GMSC 30 receives the start address message for the call setup request from the MSC 25 and completes the address of the start address message, the GMSC 30 transmits an address complete message to the MSC 25 (step S13) The information of the called mobile terminal 10b is inquired to the HLR 35 to acquire the information of the called mobile terminal 10b from the HLR 35 (step S14) The MSC 25 transmits a connection release instruction message including the telephone number change information of the called mobile terminal 10b to the MSC 25 (step S15).

The MSC 25 transmits the start address message to the GMSC 30 and receives an address complete message from the GMSC 30 and then transmits the address complete message from the GMSC 30 to the telephone number of the called mobile terminal 10b Upon receiving the connection release instruction message including the change information, the terminal 10a transmits a connection release message for releasing the connection to the originating mobile terminal 10a to the originating mobile terminal 10a, And transmits the phone number change information to the originating mobile terminal 10a in the connection release message (step S16).

Accordingly, the calling mobile terminal 10a receives the connection release message including the telephone number change information of the called mobile terminal 10b from the MSC 25 and releases the connection with the MSC 25, Displays the phone number change information of the mobile terminal 10b on the screen so that the user can visually confirm it, displays that the connection is canceled due to the phone number change, And instructs the called mobile terminal 10b to make a call setup request for the call using the telephone number (step S17).

Thus, when the user of the calling side mobile terminal 10a operates the keypad to make a call with the called side mobile terminal 10b using the telephone number of the called side mobile terminal 10b changed by the calling side mobile terminal 10a The call setup request message is transmitted to the MSC 25 via the wireless access network 20 (step S18).

Accordingly, the MSC 25 receives the call setup request message transmitted from the source mobile terminal 10a and transmits a start address message for requesting the call setup to the GMSC 30 (step S19). Then, the GMSC 30 completes the address of the GMSC 30 and sends an address completion message to the MSC 25 (step S20), and routes the outgoing call from the originating mobile terminal 10a to the called mobile terminal 10b (Step S21), and instructs the MSC 25 to establish a call connection based on the routing information (step S22). Thus, the originating mobile terminal 10a and the called mobile terminal 10a (Step S24). When the caller side mobile terminal 10b responds by proceeding with call setup between the calling party 10b and the calling party 10b, the call path is connected between the calling party and the called party (step S23) Side mobile terminal 10a or the called mobile terminal 10b terminates the call, the call between the called party and the calling party is released (step S25).

Meanwhile, the number change guide apparatus in the mobile communication according to the second embodiment of the present invention is implemented as shown in FIG. When the originating mobile terminal 50a attempts to establish a call to the called mobile terminal 50b for a call with the called mobile terminal 50b, the call setup request message is transmitted to the gateway 50b via the wireless access network 60. [ Transmits a call setup request message including the telephone number of the called mobile terminal 50b to the session control means 70 via the IP network 63 and the IP network 65. [ The gateway 63 interconnects the wireless access network 60 and the IP network 65 so that information can be exchanged between the two networks.

The session control means 70 inquires of the home subscriber server 75 about the information on the called mobile terminal 50b in the case of receiving the call setup request message transmitted from the originating mobile terminal 50a, 75 of the destination mobile terminal 50b and confirms the fact of changing the telephone number of the called mobile terminal 50b based on the obtained information, Transmits a connection release instruction message to the access network 60 but includes the telephone number change information of the called mobile terminal 50b in the connection release instruction message.

Upon receiving the connection release instruction message including the telephone number change information of the called mobile terminal 50b transmitted from the session control means 70, the wireless access network 60 transmits a connection release message to the calling mobile terminal 50a to disconnect the connection with the originating mobile terminal 50a and include the telephone number change information of the terminating mobile terminal 10b in the connection release message and transmit it to the originating mobile terminal 50a.

The originating mobile terminal 50a also receives a connection release message including the telephone number change information of the terminating mobile terminal 50b from the session control means 70 via the IP network 65 and the wireless access network 60 Displays the phone number change information of the called mobile terminal (50b) on the screen so that the user can visually confirm the phone number change information, displays that the connection is released due to the phone number change, To request a call setup for a call with the called mobile terminal 50b using the changed phone number of the called mobile terminal 50b.

When the originating mobile terminal 50a makes a call setup request for a call with the called mobile terminal 50b using the changed phone number of the called mobile terminal 50b, the call setup request message is transmitted to the wireless access Is transmitted to the session control means 70 via the network 60, the gateway 63 and the IP network 65 and the session control means 70 transmits the call setup request message transmitted from the originating mobile terminal 50a Inquires the home subscriber server 75 to obtain the routing-related IP address information of the destination mobile terminal 50b from the home subscriber server 75, and based on the acquired routing-related IP address information, The originating mobile terminal 50a and the called mobile terminal 50b are routed to the called mobile terminal 50b so as to advance the call setup between the originating mobile terminal 50a and the called mobile terminal 50b, Between voice and video calls. And Kane.

The number change guidance device in the mobile communication according to the second embodiment of the present invention having the functions described above performs processing as shown in Fig. 3 when performing the change phone number guide processing.

First, for example, when the telephone number of the called side mobile terminal 50b is changed and the corresponding telephone number change information is registered in the home subscriber server 75, the calling side mobile terminal 50a transmits, The call setup request message is transmitted to the wireless access network 60 and the IP network 65 in the case of attempting to set up a call to the called mobile terminal MT 50b by using the pre- To the session control means 70. The call setup request message includes the telephone number before the change of the terminating mobile terminal 50b (S51).

Accordingly. Upon receiving the call setup request message transmitted from the originating mobile terminal 50a, the session control means 70 inquires of the home subscriber server 75 about the information about the called mobile terminal 50b and transmits it to the home subscriber server 75 (Step S52) and confirms the fact of changing the telephone number of the called mobile terminal 50b based on the acquired information, the telephone number of the called mobile terminal 50b And transmits a connection release instruction message including the change information to the wireless access network 60 (step S53).

Upon receiving the connection release instruction message including the telephone number change information of the called mobile terminal 50b transmitted from the session control means 70, the wireless access network 60 transmits a connection release message to the calling mobile terminal 50a to release the call connection with the originating mobile terminal 50a and include the telephone number change information of the terminating mobile terminal 50b in the connection release message and transmit it to the originating mobile terminal 50a S54).

Accordingly, when the originating mobile terminal 50a receives the connection release message including the telephone number change information of the terminating mobile terminal 50b via the wireless access network 60 and releases the call connection, Displays the phone number change information of the mobile terminal 50b on the screen so that the user can visually confirm it, displays that the connection is canceled due to the phone number change, and allows the user to change the phone number of the called mobile terminal 50b And instructs the called mobile terminal 50b to make a call setup request for the call using the telephone number (step S55).

When the user of the calling side mobile terminal 50a operates the keypad to make a call with the called side mobile terminal 50b using the telephone number of the called side mobile terminal 50b changed by the calling side mobile terminal 50a The call setup request message is transmitted to the session control means 70 via the wireless access network 60 and the IP network 65 (step S56).

The session control means 70 receives the call setup request message transmitted from the originating mobile terminal 50a and inquires of the home subscriber server 75 to inquire of the called mobile terminal 50b from the home subscriber server 75, (Step S57) and routes the outgoing call from the originating mobile terminal 50a to the terminating mobile terminal 50b based on the acquired routing-related IP address information The originating mobile terminal 50a and the called mobile terminal 50b proceed to establish a call connection with the originating mobile terminal 50a and the called mobile terminal 50b (step S58) (Step S60). When the calling side mobile terminal 50a or the called side mobile terminal 50b terminates the call, the call between the called side and the calling side is released (step S61) .

It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims. I will do it.

INDUSTRIAL APPLICABILITY The present invention can be usefully applied to guide a telephone number change in a mobile communication system. The present invention is characterized in that when a call setup request to the called party mobile terminal whose phone number has been changed is generated, the mobile terminal of the calling party is notified of the change of the phone number of the called mobile terminal and notifies the calling mobile terminal of the changed phone number The telephone call to the mobile terminal whose phone number has been changed is proceeded by the caller's choice so that the load of the telephone number change guidance is reduced and the telephone number change service equipment The investment cost is reduced and the readability of the changed telephone number is maximized, thereby eliminating the inconvenience of the caller having to input and manage the changed telephone number of the called party separately in the mobile terminal.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a diagram illustrating a number change guidance apparatus in a mobile communication according to a first embodiment of the present invention; FIG.

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a mobile communication terminal, and more particularly,

3 is a diagram illustrating a number change guidance apparatus in a mobile communication according to a second embodiment of the present invention;

4 is a flowchart illustrating a phone number change guidance process performed in the number change guide device in the mobile communication according to the second embodiment of the present invention.

Description of the Related Art [0002]

10a, 10b, 50a, 50b; The mobile terminal

20, 60; Wireless access network

25; Mobile Switching Center (MSC)

30; Gateway Mobile Switching Center (GMSC)

35; Home Location Register (HLR)

63; Gateway

65; IP network

70; Session control means

75; Home Subscriber Server

Claims (6)

Upon receiving a call setup request from a calling mobile terminal to a called mobile terminal, acquires phone number change information of the called mobile terminal and instructs the connection to the called mobile terminal to disconnect the call, A gateway mobile switching center (GMSC) for transmitting number change information; A Home Location Register (HLR) for providing the GMSC with telephone number change information of the called mobile terminal in response to a request from the GMSC; Receiving a call setup request from the calling mobile terminal to the called mobile terminal and delivering the call setup request to the GMSC; disconnecting the connection with the calling mobile terminal upon receiving a connection release with the calling mobile terminal; And a mobile switching center (MSC) for delivering the telephone number change information of the called mobile terminal to the calling mobile terminal. The method according to claim 1, Wherein the calling side mobile terminal receives the phone number changing information of the called mobile terminal and visually displays the information. A mobile switching center (MSC) receiving a call setup request from a calling mobile terminal to a called mobile terminal and transmitting a start address message to a gateway mobile switching center (GMSC); After the GMSC transmits an address completion message to the MSC, the GMSC acquires the telephone number change information of the called mobile terminal from the HLR (Home Location Register) and transmits a connection release instruction message including the telephone number change information to the MSC ; The MSC transmits a connection release message to the calling mobile terminal based on the connection release instruction message and transmits the phone number change information; And displaying the phone number change information received together with the connection-canceling message so that the calling-party mobile terminal can visually confirm the phone number change information received at the time of receiving the connection release message. Receiving a call setup request from the calling mobile terminal to the called mobile terminal, and acquiring telephone number change information of the called mobile terminal, disconnecting the connection from the calling mobile terminal, A session control means for sending a message to the calling mobile terminal; And a home subscriber server for providing telephone number change information of the called mobile terminal to the session control means upon request of the session control means. 5. The method of claim 4, Wherein the calling side mobile terminal receives the phone number changing information of the called mobile terminal and visually displays the information. Receiving a call setup request from the calling mobile terminal to the called mobile terminal; The session control means obtaining telephone number change information of the called mobile terminal from the home subscriber server; Transmitting a connection release message including the telephone number change information to the calling mobile terminal; And displaying the phone number change information so that the calling mobile terminal can visually confirm the phone number change information.
KR1020080025794A 2008-03-20 2008-03-20 Apparatus and Method for Number Change Direction in Mobile Telecommunication KR101475283B1 (en)

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KR101414976B1 (en) * 2010-10-28 2014-07-04 에스케이텔레콤 주식회사 System for connecting changed number automatically, apparatus thereof and method thereof

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JP2002142027A (en) * 2000-10-31 2002-05-17 Matsushita Electric Ind Co Ltd Digital telephone exchange system
KR20060025452A (en) * 2004-09-16 2006-03-21 에스케이 텔레콤주식회사 Method of guiding change of telephone number of mobile terminal
KR100695998B1 (en) * 2004-05-07 2007-03-15 에스케이 텔레콤주식회사 Phone number change notice service system in mobile communication network and method therefore
KR100787571B1 (en) * 2006-10-18 2007-12-21 에스케이 텔레콤주식회사 Receiving call direction message service system and operation method for the same

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002142027A (en) * 2000-10-31 2002-05-17 Matsushita Electric Ind Co Ltd Digital telephone exchange system
KR100695998B1 (en) * 2004-05-07 2007-03-15 에스케이 텔레콤주식회사 Phone number change notice service system in mobile communication network and method therefore
KR20060025452A (en) * 2004-09-16 2006-03-21 에스케이 텔레콤주식회사 Method of guiding change of telephone number of mobile terminal
KR100787571B1 (en) * 2006-10-18 2007-12-21 에스케이 텔레콤주식회사 Receiving call direction message service system and operation method for the same

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