KR100966474B1 - System and Method for Number Plus Service of Mobile Communication Network - Google Patents

Abstract

The present invention relates to a number plus service system and method of a mobile communication network capable of selectively transmitting a mother number and an own number of an originating terminal at the time of origination, and displaying an incoming number upon an incoming call. The exchange receives the home location register and transmits it to the home location register. The home location register sets one of the calling party's parent number and the own number as the calling party's calling number according to the information included in the calling message. Call setting is performed by sending a call connection message to the exchange at the called party, and the called party's exchange paged the message including the calling number to the called terminal according to the call setting so that the calling party number is displayed at the called terminal. , Number plus service subscriber selects parental number or subnumber using subscriber's number when calling mobile phone It is possible to display a certain number or character even when the number and sent, the call received by the effect that the privacy function is improved.

Description

System and Method for Number Plus Service of Mobile Communication Network

1 is a block diagram illustrating an embodiment of an asynchronous IMT-2000 mobile communication network for performing a number plus service according to the present invention;

2 is a block diagram for explaining the configuration of a subscriber information database according to the present invention;

3 is a flowchart illustrating a mother number originating process of a number plus service according to the present invention;

4 is a flowchart illustrating a process of transmitting an own number of a number plus service according to the present invention;

5 is a flowchart illustrating a process of calling a mother number of a number plus service according to the present invention;

6 is a flowchart illustrating a process of calling an own number of a number plus service according to the present invention.

Description of the Related Art

111, 112: Radio station 121, 122: RNC                 

131, 132: MSC 140: SGSN

150: IP-DCN 160: GGSN

200: PSTN / PLMN 300,400: HLR

The present invention relates to a number plus service system and method capable of selectively transmitting a mother number and an own number of an originating terminal at the time of origination in a mobile communication network, and displaying an called number when an incoming call is made.

Today, with the development of mobile telecommunications, the convenience and cost of mobile phones have decreased, making mobile phones a necessity of life, and the number of subscribers has exploded.

Recently, in order to protect the privacy of subscribers, each mobile carrier has provided a number number plus service that gives an additional reception-only number (child number) in addition to the subscriber's mobile terminal number (parent number). It is a service that assigns two numbers to distinguish callers according to the called number displayed on the mobile terminal when receiving a call. In addition, each mobile communication company provides a calling number display service that can distinguish the calling party according to the calling number by displaying the calling party's calling number on the called party's mobile terminal.

In the conventional number plus service, the subscriber's own number or mother's number is displayed on the mobile terminal when the subscriber receives the call, so that the subscriber can selectively receive the call according to its contents.

However, since the own number of the conventional number plus service is a reception-only number, the number plus service subscriber can make a call only through the parent number at the time of origination. Accordingly, when the called party subscribes to the caller ID service described above, the mobile terminal of the called party displays only the parental number of the caller who has subscribed to the number plus service. A solution was required.

Meanwhile, with the development of such mobile communication service technology, third generation mobile communication has emerged as a new mobile communication technology standard, and the third generation mobile communication is a service type of CDMA2000 1x and CDMA2000 1x EV-DO as synchronous IMT-2000 services. Is being developed and developed as a WCDMA UMTS service as an asynchronous IMT-2000 service, and such a third generation mobile communication service is required to provide the above-mentioned conventional number plus service and to solve the above-mentioned disadvantages. have.

Accordingly, the present invention is to solve the above problems, and provides a number plus service system and method that transmits the subscriber number to the number desired by the user when the mobile phone is sent, and can display the called number even when the call is received. There is a purpose.

A number plus service system of an asynchronous IMT-2000 mobile communication network according to the present invention for achieving the above object is a wireless station for performing wireless section communication with a mobile terminal, a wireless international controller for controlling the wireless station, and is connected to the wireless international controller. In a mobile communication network comprising a switch performing a call exchange and a home location register for providing subscriber information according to a message from the switch, the home location register receives the information transmitted from the mobile terminal at the time of origination. It is characterized in that it comprises a subscriber information database for storing and managing subscriber registration information and subscriber number so that can be set to any one of a pre-set parent number and child number.

In addition, the number plus service method of the asynchronous IMT-2000 mobile communication network according to the present invention includes a wireless station for performing wireless section communication with a mobile terminal, a wireless international controller for controlling the wireless station, and a call exchanger connected to the wireless international controller. A home location register including an exchanger and a subscriber information database for storing and managing subscriber registration information and subscriber numbers so as to receive information transmitted when the mobile terminal is sent and set the calling number to any one of a preset mother number and a own number. A number plus service method of an asynchronous IMT-2000 mobile communication network, comprising: a first step of transmitting, by the exchange, an originating message from an originating terminal to the home location register; the home location according to information included in the originating message The registrar recalls any one of a mother number and a child number of the calling terminal. Step 2 of setting a calling party number of the calling terminal, and performing a call setup by transmitting a call connection message including the calling number set in step 2 to the called party's exchange, and switching of the called party according to the call setting And paging a message including the calling number to a called terminal corresponding to the calling number so that the called number set in the second step is displayed on the called terminal.

In addition, the number plus service method of the asynchronous IMT-2000 mobile communication network according to the present invention includes a wireless station for performing wireless section communication with a mobile terminal, a wireless international controller for controlling the wireless station, and a call exchanger connected to the wireless international controller. A number plus service method of an asynchronous IMT-2000 mobile communication network comprising a switch and a home location register including a subscriber information database storing and managing location information of a subscriber and subscriber number and mobile number information. Step 1, wherein the exchange receives and transmits an outgoing message including a called number from the home location register to the home location register, and if the called number included in the outgoing message is a preset number, the home location register in the subscriber information database. Step 2 for searching the mother number matching the own number, in step 2 In step 3 of setting the call forwarding to the called mother number and sending it to the calling party exchange, the calling side exchange requests route information from the home location register of the mother number to transfer the call to the mother number received in step 3. Step 4, the home location register acquires the route information from the called party exchange and transmits the route information to the calling party exchange, and sets up the call rerouting information of the calling party and the called party according to the route information and simultaneously resets the rerouting information. In step 5 of transmitting, the called terminal performs paging to the called terminal corresponding to the mother number using the own number included in the rerouting information as the called number according to the call setup. It characterized in that it comprises a six step to be displayed in the phone number to the called number.

Hereinafter, a number plus service system and method of an asynchronous IMT-2000 mobile communication network according to the present invention will be described in detail with reference to the accompanying drawings.

1 is a block diagram illustrating a mobile communication network providing a number plus service according to the present invention.

Referring to FIG. 1, the asynchronous IMT-2000 network, which is a third generation network, includes a plurality of radio stations 111 and 112 performing wireless communication with the mobile stations 11 and 12, and the radio station 111 and the radio station 112. A plurality of radio international controllers (hereinafter referred to as 'RNC') 121 and 122 respectively controlling, and a plurality of exchangers (hereinafter referred to as 'MSC') 131 connected to the RNC 121 and 122 to perform call exchange. And 132, and a data service node (hereinafter referred to as 'SGSN') 140 connected to the RNC 121 and 122 to exchange GPRS calls, wherein the SGSN 140 includes an IP-based data network network. 150 (hereinafter referred to as 'IP-DCN') is connected, and the IP-DCN 150 is connected to a data service gateway node (hereinafter referred to as 'GGSN') 160.

The MSCs 131 and 132 are connected to HLRs 300 and 400 for managing subscriber mobility, respectively, and the HLRs 300 and 400 are connected to SGSN 140.

On the other hand, the MSCs 131 and 132 are connected to a public network 200 called PSTN / PLMN.

2 is a block diagram illustrating the configuration of a subscriber information database of a home location register according to the present invention. In the present embodiment, since the HLR 300 and the HLR 400 have the same configuration, the description will be made based on the HLR 300.

The subscriber information database 310 included in the HLR 300 stores a subscriber registration information storage unit 311 for storing and managing registration information including location information of a subscriber and a primary MSISDN of a subscriber. It includes a mother number storage unit 312 for managing, and a magnetic number storage unit 313 for storing and managing a secondary MSISDN matching the mother number of the subscriber.

The HLR 300 having the above configuration manages the number plus service subscriber using the mother number and the child number through the subscriber information database 310, and stores and manages the child number by matching the mother number to each subscriber.

When the numberplus subscriber performs the call with the mother number (general call), the MSC requests / receives the route information on the called number to the HLR 300 and sets the call to the called MSC. The mother number is indicated by the calling number.

However, when the number plus subscriber performs the call using the preset special number, the HLR 300 analyzes the special number and recognizes that the own number is originated, and then sets the own number to be the calling number in the subsequent call setup process. Send the information. Accordingly, when paging to a called terminal, the own number is displayed as a calling number on the called terminal.

On the other hand, when the calling subscriber calls the mother number of the number plus service subscriber, the call connection is made in the same way as the general call connection process. However, when the calling subscriber calls the number of the number plus service subscriber, the HLR 300 sends the mother number for the own number from the mother number storage unit 312 of the subscriber information database 310. Query the parent number of the subscriber matching And the call of the subscriber and the number plus service subscriber based on the inquired parent number, but the party number is displayed on the called terminal of the number plus service subscriber. Accordingly, the NumberPlus service subscriber can distinguish whether the call received to him is a call received by his / her own number or a mother number.

Hereinafter will be described in detail the calling process in the number plus service according to the present invention.

3 is a flowchart illustrating a mother number transmission process in the number plus service according to the present invention.

When the call is performed from the mobile terminal (hereinafter referred to as 'calling terminal') 11 (S10), the calling MSC 131 sends a route request to the HLR using the mother number as the calling party number (Send Routing). Info) (S21).

The HLR 300 transmits a Route Information Request (Provide Roaming Number) message to the called MSC 132 (S22). Accordingly, the destination MSC 132 transmits a response according to the route information request to the HLR 300 (S23). The HLR 300 receives the response from the destination MSC 132 and transmits a response message according to the request in step S21 including the information to the source MSC 131 (S24).

The calling MSC 132 performs call setup to the called MSC 132 according to the route information included in the message received in step S24 (S30). At this time, the calling MSC 131 transmits the called MSC 132 including the calling number (parent number) and the called number.

The destination MSC 132 performs paging to the destination terminal 12, and transmits the calling number (parent number) at this time (S41). Accordingly, the called terminal 12 displays the calling number, that is, the mother number of the calling subscriber as the calling number (S42). When the called terminal 12 responds to the paging (S43), a call path between the calling terminal and the called terminal is opened (S50).

4 is a flowchart illustrating a process of transmitting an own number in a numberplus service according to the present invention.

Referring to FIG. 4, the mobile terminal (hereinafter referred to as a 'calling terminal') 11 performs a call using a feature code (eg, '* 22 #') (S110). At this time, the calling terminal 11 transmits the special number and the called number to the calling MSC 131.

When the calling party MSC 131 receives the calling using the calling party number, the calling party MSC 131 transmits a service control request message (InitialDP) to the calling party HLR 300 according to the calling party number (S121). Accordingly, the calling party HLR 300 receives the message, analyzes the special number (S122), and recognizes the calling party ID number transmission accordingly, and inquires the subscriber number for the mother number of the subscriber in the subscriber information database 310 ( S123).

The calling party's HLR 300 transmits a response message including the information to allow the calling party's number retrieved from the subscriber information database to be used as the calling party number of the originating call and the calling party number to the calling party's MSC 131 (S124). . The calling MSC 131 receives the message transmitted from the calling HLR 300, sets the own number as a calling party number, and sends a route request to the called HLR 400 (Send Routing Info). It performs (S131).

The called party HLR 400 transmits a Route Information Request (Provide Roaming Number) message to the called party MSC 132 (S132). Accordingly, the destination MSC 132 transmits the response according to the path information request to the destination HLR 400 (S133). The destination HLR 400 receives the response from the destination MSC 132 and transmits a response message including the path information to the source MSC 131 (S134). Accordingly, the own number is set as the calling number (S135).

The calling party MSC 132 performs a call setup to the called party MSC 132 according to the route information in step S134 and the calling information (owner number = calling number) set in step S135 (S140).

The destination MSC 132 transmits a paging message including the calling number (own number) to the called terminal 12 (S151). Accordingly, the called terminal 12 displays the calling number, that is, the calling party's own number on the terminal (S152). Accordingly, when the called terminal 12 responds to paging (S153), a call path between the calling terminal 11 and the called terminal 12 is opened (S160).

Hereinafter will be described the incoming call in the number plus service according to the present invention.

5 is a flowchart illustrating a mother number incoming process in the number plus service according to the present invention.

When the mobile terminal (hereinafter referred to as a 'calling terminal') 11 performs the call to the mother terminal number of the called terminal (S210), the calling party MSC 131 requests the route to the called party (parent number) HLR 400 ( Send Routing Info) is performed (S221).

The HLR 400 transmits a Route Information Request (Provide Roaming Number) message to the called MSC 132 (S222). Accordingly, the destination MSC 132 transmits a response according to the route information request to the HLR 400 (S223). The HLR 400 receives the response from the called MSC 132 and transmits a response message including the information to the calling MSC 131 (S224).

The calling MSC 132 performs call setup to the called MSC 132 according to the route information included in the message received in step S224 (S230). At this time, the calling party MSC 131 transmits the called party MSC 132 including the calling party number and the called party number (parent number). Accordingly, the called party MSC 132 confirms that the called party is a number plus service subscriber, and performs paging to the called terminal 12 by including information indicating that the called number is the mother number as well as the calling number (S240). S251). Accordingly, the called terminal 12 displays the calling number (S252), and displays the mother number which is the called number of the called terminal 12 (S253). When the called terminal 12 responds to the paging (S254), a call path between the calling terminal 11 and the called terminal 12 is opened (S260).

6 is a flowchart illustrating a self-numbered incoming call process in the number plus service according to the present invention.                     

Referring to FIG. 6, when the mobile terminal (hereinafter referred to as 'calling terminal') 11 transmits to the terminal number of the called terminal (S310), the calling MSC 131 receives the calling and the called number. The message for the path request for the argument number is transmitted to the called party (self number) HLR 300 (S321).

Accordingly, the called party (own number) HLR 300 receives the message and inquires the mother number for the own number which is the called number in the subscriber information database 310 (S322).

The called party (owner number) HLR 300 transmits a response message including the path information to the calling party MSC so that the call can be forwarded to the mother number inquired from the subscriber information database (S323). In addition, the called party (own number) HLR (300) includes information indicating that the incoming attempt to the own number. The originating MSC 131 receives the message transmitted from the called party (own number) HLR (300), determines that the call is forwarded to the mother number, and sends the call to the called party (parent number) HLR (400). A route request for a number is performed (S331). At this time, the route request message includes the party number information that was the first called number.

The called party (parent number) HLR (400) transmits a route information request (Provide Roaming Number) message for the mother number to the called party MSC (132) (S331). Accordingly, the called party MSC 132 transmits a response message including the path information of the mother number to the called party (parent number) HLR 400 according to the route information request (S332).

The called party (parent number) HLR 400 receives a response message from the called party MSC 132 and transmits a response message including the path information to the calling party MSC 131 (S334).                     

The calling MSC 132 performs call setup to the called MSC 132 according to the route information in step S334 (S341). At this time, the calling MSC 131 transmits the own number information to the called MSC 132 by including the rerouting information in the Redirecting Number parameter.

The called party MSC 132 confirms that the called party is a numberplus service subscriber, checks the rerouting information parameter included in the call setup message, determines that the rerouting information is own number, and the corresponding called terminal 12 Paging is performed by setting the own number as the calling number and the called number (S342).

Accordingly, the called terminal 12 displays the calling number (S344), and displays the called number (self number) (S345). When the called terminal 12 responds to the paging (S346), a call path between the calling terminal 11 and the called terminal 12 is opened (S350).

According to the present invention made as described above, the number plus service subscriber can selectively transmit the subscriber number or mother number using the special number when the mobile phone is sent, and can display the mother number or the child number even when the call is received. This improves privacy and has the effect of providing a wider range of services.

Claims (13)

In the system for providing a number plus service in a mobile communication network, A home location register that manages the mother and child numbers of the mobile terminal in the subscriber information database; And An exchanger for receiving the outgoing message from the mobile terminal and requesting service control to the home location register when the outgoing message for self-numbering is transmitted; Including; The home location register inquires the mobile number of the mobile terminal that has requested the mobile number to send the response including the mobile number to the exchange. The exchange sets the mobile number received from the home location register as the calling number and connects the call. Number plus service system, characterized in that. The method of claim 1, The outgoing message for sending the own number includes a special number for sending the own number, and the exchange transmits a service control request including the special number to a home location register. The home location register is a number plus service system, characterized in that for recognizing the origin of the own number according to the special number and inquires the own number of the mobile terminal. The method of claim 1, The response of the home location register containing the own number is a number plus service system, characterized in that it further comprises information to use the own number as the calling number. In the operation method of the exchange for providing a number plus service in a mobile communication network, A first step of receiving an outgoing message from a mobile terminal; A second step of requesting service control to a home location register in the case of an outgoing message for own number transmission; A third step of receiving a response including a mobile number of the mobile terminal from a home location register; And Setting a self number received from the home location register as a calling number and connecting a call; Switch exchange operation method comprising a. The method of claim 4, wherein The outgoing message for sending the own number of the second step includes a special number for sending the own number, and the service control request includes the special number. The method of claim 5, And the service control request of the second step is an Initial DP message including the special number in a WCDMA mobile communication network. In the operation method of the home location register for providing a number plus service in a mobile communication network, A first step of storing and managing a mother number and a child number of a mobile terminal; A second step of requesting service control from an exchange receiving an origination message for originating a mobile number from a mobile terminal; A third step of retrieving a mobile number of the mobile terminal which has requested to transmit the mobile number according to a service control request; And Transmitting a response including the own number to the switch so that the exchange sets the own number as the calling number; Operation method of the home location register, characterized in that it comprises a. The method of claim 7, wherein The service control request of the second step includes a special number for sending the own number, The third step is a method for operating a home location register, characterized in that for recognizing the origin of the own number according to the special number and inquires the own number of the mobile terminal. The method of claim 7, wherein The method of claim 4, wherein the response of the fourth step further comprises information for using the own number as the calling number. In a method for providing a number plus service in a mobile communication network A step 1 of requesting a route to a home location register by the originating exchange receiving an outgoing message including a called number from a calling terminal; Step 2 of inquiring a mother number matching the own number if the called number included in the outgoing message is a preset number; A third step of sending, by the home location register, a response including the mother number inquired in step 2 to the calling exchange; Step 4, wherein the originating exchange acquires route information to transfer the call to the mother number received in step 3; Step 5, wherein the originating exchange performs call setup to the destination exchange according to the route information, and includes the own number in the rerouting setup information; And A step 6 in which the called exchange performs paging to the called terminal corresponding to the mother number according to the call setup using the own number included in the rerouting information as the called number; Method for providing a number plus service in a mobile communication network comprising a. The method of claim 10, The fourth step includes the step of sending, by the originating exchange, the route information request including the own number to the home location register of the mother number so that the route information request including the own number is transmitted to the destination exchange. Method for providing number plus service in mobile communication network. In the method of providing a number plus service for storing and managing the mother and child number of the mobile terminal, and selectively transmits the mother and child number at the time of origination, A first step of receiving an outgoing message from a mobile terminal; A second step of retrieving a sub-number corresponding to the mother number of the mobile terminal when the outgoing message for sub-number transmission; A third step of setting the inquired own number as a calling number and inquiring a path for setting up a call with a called terminal; And A fourth step of establishing a call with the called terminal according to the inquired route, and setting the own number as the calling number so that the own number can be displayed on the called terminal; Number plus service providing method comprising a. The method of claim 12, Numbering service providing method characterized in that the outgoing message for the self-numbering of the second step includes a special number for the self-numbering.

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