KR20050114558A - Apparatus and method of management address information in ptt service providing system - Google Patents

Abstract

The present invention relates to a method and an apparatus for managing address information of a PPT service providing system. If a registration request for adding address information of another terminal to a connection list from a subscriber in a system providing a PPT service is performed, the access list is transferred to another terminal in real time. A short message indicating that there is an additional request is transmitted, and the subscriber can perform an approval procedure for the additional request through another terminal.

Description

Apparatus and method of management address information in PTT service providing system}

The present invention relates to a method and apparatus for managing address information of a PPT (Push To Talk) service providing system. More specifically, when a request for registration of address information of another terminal is received from a terminal receiving a PTT service, a registration request is made to another terminal. To a method and apparatus for managing address information of a PPT service providing system that transmits a short message indicating that a message is present, so that subscribers of other terminals can recognize a registration request in real time and can handle acceptance or rejection of address registration. It is about.

Today, due to the development of wired / wireless networks and the development of voice call services, interest in higher quality voice call services is increasing.

In this context, the interest in the voice call service of the Push To Talk (PTT) service method is increasing.

PTT service refers to instant messenger service that is similar to a radio service, and provides a very fast communication service when compared to the waiting time of general mobile communication service because subscribers can simply communicate by pressing the call switch of the terminal. I can receive it.

In addition, in the case of the PTT service for a group, that is, one person may listen to one subscriber speaking while pressing a call switch of a terminal through each terminal.

1 is a block diagram illustrating a network connection configuration of a general PTT service providing system.

As shown in FIG. 1, the PTT service providing system includes a plurality of terminals 11 and 12, a plurality of Packet Data Serving Nodes (PDSNs) 31 and 32, a plurality of base station systems 21 and 22, and a PTT. System 40.

The plurality of terminals 11 and 12 receive signals transmitted from the base station systems 21 and 22 in the serving cells of the base station systems 21 and 22, and the signals according to voice or data input from the subscribers. Is transmitted wirelessly to the base station system (21, 22).

Each base station system (21, 22) transmits a signal received from each terminal (11, 12) included in the corresponding service cell to each PDSN (31, 32) connected to the wired network, each PDSN (31) , And wirelessly transmits a signal received from each of the terminals 11 and 12 included in the corresponding serving cell.

That is, each base station system 21, 22 allocates or releases a radio channel for each terminal 11, 12 included in the serving cell, and handles handoff to ensure mobility of each terminal 11, 12. do.

Each base station system (21, 22) converts the analog signal received from each terminal (11, 12) included in the service cell into a digital signal that can be transmitted to the E1 / T1 class line, each PDSN connected via a wired network (31, 32), and converts the digital signal received from each PDSN (31, 32) into an analog signal that can be transmitted to each terminal (11, 12) by wireless and transmits to each terminal (11, 12) .

In addition, each of the PDSNs 31 and 32 converts a digital signal received through a wired network into an IP packet that can be transmitted to an IP network, and transmits an IP packet received from the IP network to a wired network. The signal is converted into a signal and transmitted to each base station system 21 and 22.

A network including each of the terminals 11 and 12 included in the serving cell of each base station system 21 and 22 and each of the PDSNs 31 and 32 connected to each of the base station systems 21 and 22 in a wired network. This is called an access network (AN).

In addition, although FIG. 1 illustrates a system for providing a PTT service between a plurality of terminals 11 and 12, when providing a PTT service between a plurality of terminals, a plurality of terminals corresponding to a plurality of terminals in an access network (AN) A base station system and multiple PDSNs can be included.

The PTT system 40 analyzes an IP packet transmitted from each PDSN 31 and 32, sets up a talk session between terminals 11 and 12, and provides a PTT service.

Hereinafter, a flow of a method of providing a PTT service will be briefly described with reference to FIG. 1.

When the subscriber wants to receive voice call service by setting up a call call with the second terminal 12 using the first terminal 11, the first terminal 11 generates a call request signal to generate a call request signal. 21).

In addition, the first base station system 21 converts the analog call request signal received from the first terminal 11 into a digital call request signal and transmits the signal to the first PDSN 31, and the first PDSN 31. ) Transmits a call request message in the form of an IP packet to the PTT system 40 when a call request signal is received.

The PTT system 40 checks the address information of the called terminal in the received call request message and checks the connection state of the called terminal 12. That is, the PTT system 40 checks the connection state of the second terminal 12.

If the connection state of the second terminal 12, which is the called terminal, is in the logged in state, the PTT system 40 transmits a call request message to the second PDSN 32, and the second PDSN 32. Converts a call request message in the form of an IP packet into a call request signal in a digital signal manner and transmits the call request message to the second base station system 22.

In addition, the second base station system 22 converts the call request signal, which is a digital signal method, into a call request signal, which is an analog signal method, and transmits the signal to the second terminal 12.

When the response message to the call request message is received from the second terminal 12, the PTT system 40 sets up a call call between the first terminal 11 and the second terminal 12 to perform a PTT service scheme. Provide voice call service.

The method of managing address information of each user in the general PTT system is a simple method of managing address information of a terminal set by each subscriber accessing the PTT system by contact list or group. There is a situation.

When the subscriber registers terminal address information of another subscriber who wants to receive PTT service through the terminal in a connection list or address information for each group, the PTT system receives an address registration request of another terminal from the subscriber. Using the email address information, which is the address information of the other terminal, the registration request text information indicating that the access list registration request is received is transmitted.

Then, the subscriber of the other terminal checks the text information indicating that there is a registration request received by e-mail, and accesses the PTT system to manage address information of the access list through an approval procedure for the registration request.

However, the method of managing the access list and the group address information through the approval process after sending the registration request through the email address information does not recognize that the subscriber requests the registration in real time, Accordingly, since the registration request may be recognized at the time of receiving the e-mail service, in some cases, a problem arises in that new address information can be registered in the access list or group address information after a large delay.

Accordingly, the present invention was devised to solve the above problems, and when a access list registration request for registering address information of another terminal is received from a subscriber in a system providing a PPT service, the access list or group address information, The present invention provides a method and apparatus for managing address information of a PPT service providing system that transmits a request for registering a connection list to another terminal in real time, and allows another terminal to register new address information in the connection list through an approval process in a short time. The purpose is.

The system for providing a PTT (Push To Talk) service to at least one terminal according to an aspect of the present invention for achieving the above object, at least one or more incoming calls contained in the registration request message received from the originating terminal through the network After generating the SMS (Short Message Service) request message according to the unique information of the terminal and the registration request text information, and receiving a registration acceptance message from each destination terminal, the unique information of each destination terminal is added to the connection list of the originating terminal. And a PTT system for additionally registering the unique information of the calling terminal in the connection list of each called terminal, the terminal specific information included in the SMS request message generated from the PTT system, and a short message based on the text information. It includes a Short Message Service (SMS) system for transmitting to the terminal.

In addition, the PTT system for providing a Push To Talk (PTT) service to at least one terminal according to another aspect of the present invention, a message processing unit for receiving a message in the form of a hypertext transfer protocol (HTTP) through an access network (Access Network) And generating and transmitting the SMS request message according to the address information of at least one or more destination terminals included in the registration request message received through the message processing unit and the registration request text information to the SMS system, and receiving the message through the message processing unit. According to the address information management unit for managing the connection list of each terminal, and the SMS processing unit for transmitting the SMS request message generated by the address information management unit via the IP network to the SMS system.

In addition, the terminal receiving the PTT (Push To Talk) service according to another aspect of the present invention, the network interface unit for receiving a short message through a mobile communication network, according to the text information included in the short message received by the communication network interface unit An approval processor for providing a display signal and generating an approval message or a request message in hypertext transfer protocol (HTTP) format according to subscriber selection, and an HTTP interface unit for transmitting a PTT system for each HTTP format message generated in the approval processor. do.

In addition, the address information management method of the PTT service providing system including at least one or more terminals and a Push To Talk (PTT) system and a Short Message Service (SMS) system according to another aspect of the present invention, the PTT system is a calling terminal Grasping at least one unique information of the at least one called terminal included in the registration request message received through the network from the PTT system, and the PTT system sends the SMS request message according to the unique information of each called terminal and the registration request text information to the SMS system. Transmitting, by the SMS system to generate a short message according to the SMS request message, transmitting to each destination terminal through the network, and acknowledgment message according to the short message received by each destination terminal to the PTT system through the network. Transmitting and the unique information included in the access list of each terminal according to the approval message by the PTT system And a step of management.

The transmitting of the SMS request message in the address information management method of the PTT service providing system according to the present invention includes the steps of checking, by the PTT system, whether to accept the message set by each destination terminal, and as a result of the confirmation, each incoming call. If the terminal is set to a reception state that accepts the message, and transmits an SMS request message, and if the terminal is set to a reject state that does not accept the message, the SMS request message according to the address information of the calling terminal and the rejection text information Transmitting to the system.

In addition, in the address information management method of the PTT service providing system according to the present invention, the managing of address information of the access list includes storing unique information of the originating terminal that has transmitted the address registration request message and unique information of each called terminal. And receiving the registration acceptance message from each called terminal, retrieving the unique information of the calling terminal, further registering the unique information of each called terminal in the calling list of the calling terminal, and sending it to the calling list of each called terminal. And additionally registering the terminal address information, and transmitting the SMS request message according to the address information of each terminal and the registered text information.

In addition, in the address information management method of the PTT service providing system according to the present invention, each terminal transmits an address information request message to a PTT system according to a subscriber's selection, and the PTT system transmits the address information request message to each terminal according to the address information request message. The method may further include transmitting address information of the access list.

On the other hand, in the address information management method of the PTT (Push To Talk) system connected to at least one terminal according to another aspect of the present invention, a registration request message in HTTP format is received from an originating terminal through an access network. Determining the address information of at least one called terminal; and if the other terminal according to the registration request message receives the message, the SMS request message according to the address information and the registration request text information of the called terminal. Transmitting to the system, and when a registration acceptance message is received from each called terminal, additionally registers address information of each called terminal in a connection list of the calling terminal, and adds address information of the calling terminal in a connection list of each called terminal. And an SMS request message according to the address information of each terminal and the registered text information. Transmitting to.

And, in the address information management method of the PTT system according to the present invention, if the registration rejection message is received from the destination terminal, transmitting the SMS request message according to the address information and the registration rejection text information of the calling terminal, and from each terminal When the address information request message is received, the method may further include transmitting address information of a connection list for each terminal.

In addition, the method for managing address information of a push to talk (PTT) service terminal according to another aspect of the present invention includes displaying registration request text information included in a short message received through a mobile communication network, and a subscriber requests registration. Transmitting the registration acceptance message or the registration rejection message in the HTTP format to the PTT system according to the selection of the text information, transmitting the address information request message to the PTT system, and receiving the address information of the access list registered with the address information from the PTT system. Receiving and storing.

Hereinafter, a method and apparatus for managing address information of a PPT service providing system according to the present invention will be described in detail with reference to the accompanying drawings.

2 is a block diagram illustrating a system for providing a PPT service according to a preferred embodiment of the present invention.

Referring to FIG. 2, a PTT system 40 providing a PTT service and an SMS system 50 transmitting a short message are connected through an IP network according to a call request message received from each terminal 11 and 12. .

In addition, each terminal 11 and 12 may be connected to the PTT system 40 through each access network, and the SMS system 50 and each terminal 11 and 12 may be connected to each other through a mobile communication network. .

In addition, each of the terminals 11 and 12 and the PTT system 40 may exchange messages according to a hypertext transfer protocol (HTTP) through each access network.

Here, the access network is a base station system for exchanging signals with each of the terminals 11 and 12 through a wireless network, and a signal is exchanged with the base station system with a wired network, and the received signal is converted into an IP packet to form a PTT system 40. It refers to a network including a PDSN (Packet Data Serving Node) for transmitting to the base station, and converts the IP packet into a signal to be transmitted to the base station system.

Hereinafter, in the detailed description of the present invention, a case in which a signal conversion process in the access network is omitted and each terminal 11 and 12 exchanges a message in the HTTP format with the PTT system 40 through the access network will be described. .

In addition, the PTT system 40 includes a plurality of proxy servers 41 and 41 ', a presence server 42, a Group and List Management Sever (GLMS) 43, and an Application Sever 44. In addition, the SMS system 50 includes an SMS server 51 and a message transmitter 52.

The presence server 42 of the PTT system 40 manages the connection state of each terminal 11 and 12 connected to the PTT system 50.

That is, the presence server 42 logs in and logs out the current connection state of each terminal 11 and 12 authorized to access the PTT system 40 and receive the PTT service. Manage idle, busy status information.

Each proxy server 41, 41 ′ transmits a call request message received from each terminal 11, 12 to the AS 44.

At this time, each terminal 11, 12 transmits an 'INVITE' message, which is a call request message according to Session Initiation Protocol (SIP) of Voice over IP (VoIP), according to a subscriber's selection, and through the PTT system 40 INVITE 'message is received, and transmits a' 200 OK 'message, which is a response message, to receive a PTT service through a talk session established by the PTT system 40.

That is, each terminal 11, 12 and the PTT system 40 establishes a call call based on SIP of VoIP.

When the AS 44 receives a call request message from each terminal 11 or 12 through each proxy server 41 or 41 ', the AS 44 checks the authorization information of the destination terminal managed by the GLMS 43, and then the corresponding destination terminal. If the call request message transmitted from the calling terminal is set to be received, the call request message is transmitted to the called terminal through proxy servers 41 and 41 'connected to the called terminal.

On the other hand, the AS 44, when the called terminal sets the address information of the calling terminal as the reject information of the partial acknowledgment information or is set as the total rejected information, performs the incoming call failure processing.

In addition, when the destination information of the call request message transmitted from the calling terminal is a plurality of terminals, that is, when the calling terminal transmits a call request message for establishing a call call with the plurality of terminals, the AS 44 receives the called terminal. The 'INVITE' message, which is a call request message, is transmitted to each terminal 11 or 12 through each proxy server 41 or 41 connected to each terminal 11 or 12 according to the number of.

That is, the AS 44 transmits the call request message to the plurality of called terminals through the proxy servers 41 and 41 'as many times as the called terminal address information of the received call request message.

In addition, the AS 44 transmits a call request message to each terminal 11 and 12, and when a response message is received from each terminal 11 and 12, a call session between the terminals 11 and 12 is performed. Set up to provide PTT service.

The GLMS 43 manages a connection list of address information of the called terminal set by the subscriber of each terminal 11, 12. At this time, the GLMS 43 manages a connection list for each terminal 11 or 12 in a batch list or a group-specific list.

For example, the address information of another terminal registered by the subscriber of the first terminal 11 may be managed in a collective list form, or in the form of a list for each group according to the address information for each group set by the subscriber. Accordingly, whenever a talk session is established, address information of a terminal participating in the corresponding call may be managed in a list form.

In addition, when the GLMS 43 receives the address information request message for requesting the address information of the called terminal from the AS 44, the GLMS 43 provides the address information of the corresponding terminal.

In this case, the address information of each terminal 11 and 12 managed by the GLMS 43 may include bit information corresponding to information in the form of an email address or email address information, telephone number information that is unique information of the terminal, or a user uniform resource. Identifier), if the address request message is received from the AS (44), it can provide the email address information, bit information and telephone number information of the terminal.

In addition, GLMS 43 is a call request message transmitted from a terminal of the approval information set by each subscriber, for example, the entire approval information for receiving all call request messages by the subscriber of the first terminal 11 and specific address information. Partial approval information that rejects and the total rejection information that rejects all call request messages, etc. are managed.

On the other hand, when the registration request message, which is a message in HTTP format, is received from each terminal 11 or 12, the GLMS 43 grasps the address information of the destination terminal included in the registration request message.

GLMS 43 is the address information of the called terminal and the text information indicating that there is an additional request in the connection list, for example, text information such as 'please add friend' and address information of the terminal that sent the registration request message. Using to generate an SMS request message, and transmits to the SMS system 50.

When the GLMS 43 receives an additional acceptance message, which is a message in HTTP format, from the called terminal, the GLMS 43 adds the address information of the other terminal to the connection list of each terminal 11 and 12.

In addition, the GLMS 43 transmits the SMS request message to the SMS system 50 using the address information of the calling terminal and the additional accepted text information, for example, text information such as 'addition completed'.

On the other hand, when the GLMS 43 receives an additional rejection message in the form of an HTTP message from the called terminal, the SMS request message using address information of the calling terminal and additional rejection text information, for example, text information such as 'additional rejection' To the SMS system 50.

The SMS server 51 of the SMS system 50 generates a short message according to the address information and the short information included in the SMS request message received from the PTT system 40 and transmits the short message to the message transmitter 52.

The message transmitter 52 transmits the received short message to each of the terminals 11 and 12 through the mobile communication network.

3 is an internal block diagram illustrating a GLMS according to a preferred embodiment of the present invention.

Referring to FIG. 3, the GLMS 43 according to the present invention includes a message processor 43a, an address information manager 43b, and an SMS processor 43c.

Thus, the SMS processing unit 43c is connected to the SMS server 51 of the SMS system 50 through the IP network.

The message processing unit 43a receives a registration request message in HTTP format from each of the terminals 11 and 12.

When the registration information message is received through the message processing unit 43a, the address information management unit 43b adds address information of the terminal to be added to the connection list of each terminal 11 and 12 managed in a batch list or a group-specific list, and Creates an SMS request message using the request text information.

On the other hand, the message processing unit 43a transmits an additional accept message or additional reject message, which is a message in HTTP format, received from each of the terminals 11 and 12 to the address information management unit 43b.

When the additional acceptance message is received, the address information manager 43b adds the address information of the other terminal to the connection list of each terminal 11, 12.

In addition, the address information manager 43b generates an SMS request message using the address information of the terminal that has transmitted the address acceptance message and the additional completed text information, and transmits the SMS request message to the SMS processor 43c.

On the contrary, when the additional rejection message is received, the address information manager 43b generates an SMS request message using the address information of the terminal that transmitted the registration request message and the additional rejection text information, and transmits the SMS request message to the SMS processor 43c.

The address information manager 43b transmits the generated SMS request message to the SMS processor 43c, and the SMS processor 43c transmits the SMS request message to the SMS system 50 through the IP network.

The SMS system 50 generates a short message using text information and address information included in the received SMS request message, and transmits the short message to the message transmitter 52.

The message transmitter 52 transmits the received short message to each of the terminals 11 and 12 through the mobile communication network.

Hereinafter, in the detailed description of the present invention, a case in which the first terminal 11 transmits a registration request message for adding address information of the second terminal 12 will be described. The same applies to the case where the registration request message for adding information is transmitted.

According to an example, the first terminal 11 transmits a registration request message in HTTP format to the message processing unit 43a of the GLMS 43.

Then, the message processor 43a transmits the received registration request message to the address information manager 43b, and the address information manager 43b retrieves the address information of the second terminal 12 included in the registration request message. .

The address information manager 43b generates an SMS request message by using the address information of the second terminal 12 to be searched and the additional request text information.

The address information manager 43b transmits the generated SMS request message to the SMS processor 43c, and the SMS processor 43c transmits the SMS request message to the SMS system 50.

Meanwhile, the second terminal 12 displays the short information included in the short message received from the SMS system 50 through the mobile communication network, and generates an additional accept message or additional reject message in HTTP format according to the subscriber's selection. Transfer to GLMS 43.

4 is an internal block diagram illustrating a terminal according to a preferred embodiment of the present invention.

Referring to FIG. 4, the terminal 10 according to the present invention includes a communication network interface unit 10a, an HTTP interface unit 10b, a central control unit 10e, a keypad 10c, a display unit 10d, and a storage unit ( 10f), and the central control unit 10e includes an approval processing unit 10g.

The communication network interface unit 10a provides the central control unit 10e with a short message received from the SMS system 50 through the mobile communication network.

In addition, the communication network interface unit 10e provides a call request signal received through the mobile communication network to the central control unit 10e, and transmits a response signal provided from the central control unit 10e to another terminal through the mobile communication network, thereby providing a subscriber. The voice call service can be provided through the mobile communication network.

In addition, the HTTP interface unit 10b transmits the HTTP format message provided from the central control unit 10e to the GLMS 43.

The central control unit 10e provides the display unit 10d with a display signal according to the text information of the short message received through the communication network interface unit 10a.

In addition, when the short message is received through the mobile communication network, the central control unit 10e outputs visual / audible information through the output means (not shown) that the subscriber can recognize that the short message has been received.

The display unit 10d displays the character information according to the display signal provided from the central control unit 10e.

The keypad 10c provides a key signal according to the subscriber's selection to the central controller 10e.

Then, the approval processing unit 10g of the central control unit 10e generates an additional accept message or an additional reject message according to the key signal received from the keypad 10c and transmits it to the GLMS 43 through the HTTP interface unit 10b. .

In this case, the GLMS 43 preferably transmits the text information including the accept field and the reject field through the SMS system 50. The central control unit 10e of the terminal 10 transmits the text information included in the short message. It is desirable to display the Accept and Reject fields while displaying.

In addition, the subscriber selects an accept field and a reject field included in the text information displayed through the display unit 10d of the terminal 20 with the keypad 10c, or a display unit with a touch screen function. In the case of 10d, the accept field and the reject field may be selected by a touch method through the display unit 10d.

In addition, the approval processing unit 10g generates an additional acceptance message in the HTTP format when the subscriber selects the accept field through the keypad 10c or the display unit 10d, and adds the HTTP format when the subscriber selects the reject field. A reject message is generated and transmitted to the GLMS 43 through the HTTP interface unit 10b.

In addition, the approval processing unit 10g generates an address information request message and transmits the address information request message to the GLMS 43 according to the key signal received from the keypad 10c according to the subscriber's selection, and the address of the connection list transmitted from the GLMS 43. The information is stored in the storage unit 10f.

In addition, the approval processing unit 10e provides a display signal according to the address information of the connection list stored in the storage unit 10f to the display unit 10d according to the subscriber's selection, so that the subscriber is managed in the GLMS 43. Allows you to check the address information included in the connection list.

On the other hand, GLMS 43 is a case where the registration request message transmitted from each terminal (11, 12) includes the address information of the plurality of terminals, that is, each terminal (11, 12) the address information of the plurality of terminals When adding to the access list, an SMS request message is generated using address information of each terminal and additional request text information.

Then, the GLMS 43 transmits the generated SMS request message to the SMS system 50, and the SMS system 50 generates a plurality of short messages according to the received SMS request message, thereby transmitting the message transmitter 52. Send a short message to each terminal through.

In addition, the GLMS 43 may add new address information to the access list according to the additional accept message or the additional reject message in the HTTP format transmitted from each terminal.

At this time, the GLMS 43 stores the address information of the terminal which transmitted the short message through the SMS request message and the address information of the terminal which transmitted the registration request message.

Then, the GLMS 43 grasps the address information of the terminal transmitting the additional acceptance message, and searches for the terminal to which the address information of the terminal is to be added.

In addition, GLMS 43 adds the address information of the terminal that has sent the additional acceptance message to the access list of the searched terminal, and adds the address information of the terminal that has sent the registration request message to the terminal that has sent the additional acceptance message.

On the other hand, when the subscriber wants to delete the address information of a specific terminal from the access list managed by the GLMS 43, each terminal 11, 12 is requested to delete the address of the HTTP format including the address information of the terminal to be deleted A message is generated and sent to the GLMS 43.

The GLMS 43 may delete the address information of the terminal included in the address deletion request message from the access list of the terminal that has transmitted the address deletion request message.

For example, when the first terminal 11 wants to delete the address information of the second terminal 12 from the connection list, the first terminal 11 has an HTTP format including the address information of the second terminal 12. The address deletion request message is generated and transmitted to the GLMS 43.

The message processor 43a of the GLMS 43 transmits the received address deletion request message to the address information manager 43b, and the address information manager 43b includes the second terminal 12 included in the address deletion request message. Address information is deleted from the connection list of the first terminal 11.

In addition, the address information manager 43b generates an SMS request message using the deleted text information and the address information of the first terminal 11 and transmits the SMS request message to the SMS system 50.

The SMS server of the SMS system 50 generates a short message using the address information of the first terminal 11 and the deleted text information, and transmits the short message to the first terminal 11 through the message transmitter 52. .

5 is a flowchart illustrating a flow of a method for managing address information of a PPT service providing system according to an exemplary embodiment of the present invention.

Referring to FIG. 5, the terminal 10 to add the address information of another terminal to the access list or group address information managed by the GLMS 43 generates a registration request message in the HTTP format according to the subscriber's request. The data is transmitted to GLMS 43 at 50 (S 1).

Then, the GLMS 43 grasps the address information of the other terminal included in the registration request message received (S 2).

As an example, a case where the first terminal 11 transmits a registration request message for adding address information of the second terminal 12 to the GLMS 43 will be described.

The GLMS 43 of the PTT system 40 grasps the address information of the second terminal 12 included in the registration request message in the HTTP format received from the first terminal 11.

In this case, the first terminal 11 generates a registration request message including address information which is unique information allocated by the second terminal 12, and transmits the registration request message to the GLMS 43, and the GLMS 43 receives the received registration. It is checked whether the message receiving environment of the terminal, that is, the second terminal 12 according to the address information included in the request message is set to the message receiving permission (S 3).

When the second terminal 12 has set the message rejection to the message receiving environment, the GLMS 43 informs the first terminal 11 of the text information indicating that the second terminal 12 has set the message rejection. In addition, the SMS request message is generated using the address information of the first terminal 11 and transmitted to the SMS system 50.

On the other hand, GLMS 43, if the second terminal 12 is set to receive a message message receiving environment, the address information of the second terminal 12 and the address addition request text information indicating that there is an address addition request. To generate an SMS request message.

Then, the GLMS 43 transmits the generated SMS request message to the SMS system 50 (S 4).

According to an example, the message processing unit 43a of the GLMS 43 transmits a registration request message in the HTTP format received from the first terminal 11 to the address information management unit 43b.

Then, the address information management unit 43b searches for address information of the second terminal 12 included in the registration request message, and checks whether the message receiving environment of the second terminal 12 is set to allow message reception. do.

In addition, if the second terminal 12 is set to receive a message, the address information management unit 43b has address information of the second terminal 12 included in the registration request message in HTTP format, and an address addition request. The SMS request message is generated by using the address addition request text information indicating the transmission, and transmitted to the SMS processing unit 43c.

The SMS processing unit transmits the received SMS request message to the SMS system 50 through the IP network.

The SMS server 51 of the SMS system 50 generates a short message using address information and text information of the second terminal 12 included in the received SMS request message.

The SMS server 51 transmits the generated short message to the message transmitter 52, and the message transmitter 52 transmits the short message to the second terminal 12 through the mobile communication network.

At this time, the address information management unit 43b of the GLMS 43 generates the SMS request message using text information including an accept field and a reject field, or the SMS server 51 text information including an accept field or a reject field. Short message can be generated by using.

Then, the GLMS 43 checks whether an acknowledgment message is received from the terminal that has received the short message (S 5).

The communication network interface unit 10a of the second terminal 12 provides the short message received through the mobile communication network to the central control unit 10e, and the central control unit 10e according to the text information included in the received short message. The display signal is transmitted to the display unit 10d.

The display unit 10d displays additional request text information, which is text information included in the short message.

In this case, the character information displayed on the display unit 10d includes an accept field and a reject field.

In addition, the approval processing unit 10g checks the text information displayed by the subscriber on the display unit 10d and generates a message in HTTP format according to a field selected by the keypad 10c or the display unit 10d.

That is, when the subscriber selects the rejection field, the approval processing unit 10g generates an additional rejection message according to the key signal received from the keypad 10c and transmits the additional rejection message to the GLMS 43 through the HTTP interface unit 10b ( S 6).

The message processing unit 43a of the GLMS 43 transmits the additional rejection message of the received HTTP format to the address information management unit 43b, and when the additional rejection message is received, the additional rejection character information and The SMS request message is generated using the address information of the first terminal 11.

The address information manager 43b transmits the generated SMS request message to the SMS system 50 through the SMS processor 43c.

The SMS server 51 of the SMS system 50 generates a short message by using the address information of the first terminal 11 included in the received SMS request message and the additional rejected text information, and sends the message 52. Informs that the request for adding an address is denied to the first terminal 11 through).

On the other hand, when the GLMS 43 receives the additional acceptance message in the HTTP format from the second terminal 12, adds the address information of the other terminal to the access list or group address information corresponding to each terminal (S 7).

That is, the message processing unit 43a of the GLMS 43 transmits the additional acceptance message of the received HTTP format to the address information management unit 43b, and the address information management unit 43b receives the first acceptance message when the additional acceptance message is received. The address information of the second terminal 12 is added to the connection list or the group address information of 11), and the address information of the first terminal 11 is added to the connection list or the group address information of the second terminal 12.

The address information manager 43b generates an SMS request message by using the address information of the first terminal 11 and the additional acceptance text information, and transmits the SMS request message to the SMS system 50 through the SMS processor 43c.

The SMS system 50 generates a short message including additional acceptance text information according to the SMS request message transmitted from the GLMS 43 and transmits the short message to the first terminal 11 (S8).

Then, each terminal 11, 12 generates an address information request message in HTTP format and transmits it to the GLMS 43, and the GLMS 43 connects to each terminal 11, 12 according to the received address information request message. The list or group address information is transmitted (S 9).

The approval processing unit 10g of the terminal 10 transmits a key information or an additional acceptance message transmitted from the keypad 10c according to the subscriber's choice, and then generates an HTTP address information request message and transmits it to the GLMS 43. do.

Then, the message processing unit 43a of the GLMS 43 transmits the received address information request message to the address information management unit 43b, and the address information management unit 43b transmits the received address information request message to the terminal 10. Figure out.

In addition, when the address information request message is received from the first terminal 11, the address information manager 43b sends the access list or group address information to which the address information of the second terminal 12 is added, to the first terminal 11. send.

In contrast, when the address information request message is received from the second terminal 12, the address information manager 43b transfers the access list or group address information to which the address information of the first terminal 11 is added to the second terminal 12. send.

On the other hand, GLMS 43 is a case where the registration request message transmitted from each terminal (11, 12) includes the address information of the plurality of terminals, that is, each terminal (11, 12) the address information of the plurality of terminals When adding to the access list or group address information, the SMS request message is transmitted to the SMS system 50 using the address information of each terminal and the additional request text information, and the additional acceptance message in the HTTP format transmitted from each terminal. Alternatively, new address information may be added to the access list or the group address information according to the addition rejection message.

At this time, the GLMS 43 stores the address information of the terminal which transmitted the short message through the SMS request message and the address information of the terminal which transmitted the registration request message.

Then, the GLMS 43 grasps the address information of the terminal transmitting the additional acceptance message, and searches for the terminal to which the address information of the terminal is to be added.

In addition, GLMS 43 adds the address information of the terminal that has sent the additional acceptance message to the access list of the searched terminal, and adds the address information of the terminal that has sent the registration request message to the terminal that has sent the additional acceptance message.

On the other hand, when the subscriber wants to delete the address information of a specific terminal from the access list managed by the GLMS 43, each terminal 11, 12 is requested to delete the address of the HTTP format including the address information of the terminal to be deleted A message is generated and sent to the GLMS 43.

The GLMS 43 may delete the address information of the terminal included in the address deletion request message from the access list or the group address information of the terminal that transmits the address deletion request message.

For example, when the first terminal 11 wants to delete the address information of the second terminal 12 from the connection list, the first terminal 11 has an HTTP format including the address information of the second terminal 12. The address deletion request message is generated and transmitted to the GLMS 43, and the address information management unit 43b of the GLMS 43 transmits the address information of the second terminal 12 included in the received address deletion request message to the first terminal. It deletes from the connection list of (11).

In addition, the address information manager 43b generates an SMS request message using the deleted text information and the address information of the first terminal 11 and transmits the SMS request message to the SMS system 50.

The SMS server of the SMS system 50 generates a short message using the address information of the first terminal 11 and the deleted text information, and transmits the short message to the first terminal 11 through the message transmitter 52. .

Although the present invention has been described in detail only with respect to the described embodiments, it will be apparent to those skilled in the art that various modifications and changes are possible within the technical spirit of the present invention, and such modifications and modifications belong to the appended claims.

As described above, according to the present invention, when the PTT system providing the PTT service requests an address addition from the subscriber, the subscriber of the counterpart terminal is in real time by transmitting a short message indicating that there is an address addition request to the counterpart terminal. By confirming that there is an additional request, you can handle the acceptance or rejection of the address addition.

In addition, the subscriber confirming that there is an address addition request has an effect of accepting or rejecting an approval procedure through the terminal.

1 is a block diagram illustrating a network connection configuration of a general PTT service providing system.

2 is an overall block diagram illustrating a system for providing a PPT service according to a preferred embodiment of the present invention.

3 is an internal block diagram illustrating a GLMS according to a preferred embodiment of the present invention.

4 is an internal block diagram illustrating a terminal according to a preferred embodiment of the present invention.

5 is a flowchart illustrating a flow of a method for managing address information of a PPT service providing system according to an exemplary embodiment of the present invention.

<Explanation of symbols for the main parts of the drawings>

10, 11, 12: terminal 10a; Communication network interface

10b; Hyper Text Transfer Protocol (HTTP) interface

10c: Keypad 10d: Display

10e: central control unit 10f: storage unit

10g: approval processing unit 21, 22: base station system

31, 32: Packet Data Serving Node (PDSN)

40: Push To Talk System

41, 41 ': proxy server

42: presence server

43: Group and List Management Server (GLMS)

44: Application Sever

50: Short Message Service (SMS) system

51; SMS Server 52: Message Transmitter

Claims (22)

In a system for providing a push to talk (PTT) service to at least one terminal, Generates a Short Message Service (SMS) request message according to the unique information of at least one or more destination terminals included in the registration request message received from the calling terminal through the network and the registration request text information, and accepts registration from each destination terminal. A PTT system that additionally registers unique information of each called terminal in a connection list of the calling terminal, and additionally registers unique information of the calling terminal in a connection list of each called terminal; And a short message service (SMS) system for transmitting terminal specific information included in the SMS request message generated from the PTT system and a short message based on the text information to each terminal through a network. The method of claim 1, wherein the PTT system, When the registration acceptance message is received from each of the destination terminals, PTT service providing system for generating an SMS request message according to the unique information of each terminal and the registration completion text information, to the SMS system. The method of claim 1, wherein the PTT system, If the registration rejection message is received from each of the destination terminal, PTT service providing system, characterized in that for generating an SMS request message according to the unique information and the registration rejection text information of the originating terminal to the SMS system. The method of claim 1, wherein the SMS system, When the SMS request message transmitted from the PTT system includes at least one unique information of at least one called terminal, a plurality of short messages according to address information and text information of each called terminal are generated and transmitted to each called terminal. PTT service providing system, characterized in that. According to claim 1, wherein each terminal, Transmit a registration request message through a network according to a subscriber's selection, display text information included in the received short message, and transmit a registration accept message or a registration rejection message through the network according to the subscriber's selection; PTT service delivery system. The method of claim 1, wherein the network, At least one of an access network transmitting an HTTP (hypertext transfer protocol) message transmitted from each terminal to the PTT system or a mobile communication network transmitting the short message to each terminal. PTT service delivery system. In a PTT system for providing a PTT (Push To Talk) service to at least one terminal, A message processing unit which receives a message in a hypertext transfer protocol (HTTP) format through an access network; Generates an SMS request message based on the address information of the at least one destination terminal and the registration request text information included in the registration request message received through the message processing unit, and transmits the SMS request message to the SMS system, and receives the message through the message processing unit. An address information management unit managing a connection list of each terminal according to the present invention; Address information management device of the PTT system including an SMS processing unit for transmitting the SMS request message generated by the address information management unit to the SMS system via the IP network. The method of claim 7, wherein the address information management unit, When the access list for each terminal is managed and a registration acceptance message is received from each destination terminal, address information of each destination terminal is additionally registered in the connection list for the originating terminal, and the connection list of each destination terminal is obtained. And additionally register address information of the calling terminal, and generate an SMS request message according to the address information of each terminal and the registered text information. The method of claim 8, wherein the address information management unit, When the registration rejection message is received from each destination terminal, the address information management device of the PTT system, characterized in that for generating the SMS request message according to the address information and the registration rejection text information of the calling terminal. The method of claim 7, wherein the address information management unit, When the address information request message is received from each terminal through the network, the address information management apparatus of the PTT system, characterized in that to provide the address information of the access list for each terminal. In the terminal receiving a PTT (Push To Talk) service, A communication network interface unit for receiving a short message through a mobile communication network; An approval processing unit for providing a display signal according to the text information included in the short message received by the communication network interface unit, and generating an approval message or a request message in the form of a hypertext transfer protocol (HTTP) in accordance with subscriber selection; PTT service terminal comprising an HTTP interface for transmitting a PTT system for each HTTP type message generated by the approval processing unit. The method of claim 11, wherein each message, A registration request message for registering at least one terminal's address information in a connection list, a registration acceptance message for accepting an address registration request of another terminal, a registration rejection message for rejecting an address registration request for another terminal, or a connection list with a PTT system PTT service terminal, characterized in that at least one message of the address information request message for requesting the address information. The method of claim 11, wherein the approval processing unit, And storing the address information of the access list transmitted from the PTT system according to the address information request message, and displaying the access list according to the request of the subscriber. In the address information management method of the PTT service providing system comprising at least one terminal, a Push To Talk (PTT) system and a Short Message Service (SMS) system, Identifying, by the PTT system, at least one unique information of at least one called terminal included in a registration request message received from a calling terminal through a network; Transmitting, by the PTT system, an SMS request message according to the unique information of each destination terminal and registration request text information to the SMS system; Generating, by the SMS system, a short message according to the SMS request message and transmitting the short message to each destination terminal through a network; Transmitting, by the destination terminal, an acknowledgment message according to the short message received to the PTT system through the network; And managing, by the PTT system, unique information included in the access list of each terminal according to the approval message. The method of claim 14, wherein transmitting the SMS request message comprises: Confirming, by the PTT system, whether to accept the message set by each called terminal; As a result of the checking, if each called terminal is set to a reception state that accepts the message, if the receiving terminal transmits the SMS request message and is set to a reject state that does not accept the message, address information of the calling terminal and And transmitting the SMS request message according to the rejection text information to the SMS system. The method of claim 14, wherein the approval message, Address information management method of the PTT service providing system, characterized in that at least one message of the registration acceptance message or registration rejection message according to the subscriber's selection. The method of claim 14, wherein the managing of the address information of the access list comprises: Storing the unique information of the calling terminal that has transmitted the address registration request message and the unique information of each called terminal; Retrieving unique information of the calling terminal when a registration acceptance message is received from each called terminal; Registering unique information of each called terminal in a connection list of the calling terminal, and additionally registering address information of the calling terminal in a connection list of each called terminal; And transmitting the SMS request message according to the address information of each terminal and the registration completion text information. The method of claim 14, Transmitting, by each terminal, an address information request message to the PTT system according to a subscriber's selection; And transmitting, by the PTT system, address information of a connection list for each terminal according to the address information request message. The method of claim 14, wherein the network, At least one of an access network for transmitting a message of the HTTP format transmitted from each terminal to the PTT system or a mobile communication network for transmitting the short message to each terminal. How address information is managed. In the address information management method of the push to talk (PTT) system connected to at least one terminal, When at least one registration request message in HTTP format is received from an originating terminal, determining address information of at least one called terminal; Transmitting, by the counterpart terminal according to the registration request message, an SMS request message according to address information and registration request text information of the called terminal to an SMS system when the message reception state is a reception acceptance state; When the registration acceptance message is received from each called terminal, additionally registering address information of each called terminal in a connection list of the calling terminal, and additionally registering address information of the calling terminal in a connection list of each called terminal. ; And transmitting the SMS request message according to the address information of each terminal and the registered text information to the SMS system. The method of claim 20, When the registration rejection message is received from the called terminal, transmitting an SMS request message according to address information of the calling terminal and registration rejection text information; If the address information request message is received from each terminal, the address information management method of the PTT system, characterized in that further comprising the step of transmitting the address information of the access list for each terminal. In the address information management method of the PTT (Push To Talk) service terminal, Displaying registration request text information included in a short message received through a mobile communication network; Transmitting, by the subscriber, a registration accept message or a registration rejection message in HTTP format to the PTT system according to the selection of the registration request text information; Transmitting an address information request message to the PTT system, and receiving and storing address information of a connection list in which address information is registered from the PTT system.