KR20010008959A - Method for providing information service over gateway in mobile communication system - Google Patents

Abstract

PURPOSE: A method for supplying an information service through a gateway processor in a wireless communication system is provided to make the gateway processor perform a call setup between an IP(Information Provider) and a terminal, and to implement the information service such as a push service, so as to automatically transmit various multimedia information to a user terminal through a wireless communication network at a necessary time. CONSTITUTION: A gateway processor is equipped in a wireless communication system. The gateway processor is interlocked with an IWF(Inter Working Function) and an HLR(Home Location Register), and processes a location inquiry of a terminal, a call setup/release, and a transceiving of a user data. The gateway processor receives a call setup request for transmitting information from an IP(Information Provider), and confirms a terminal location of an information transmission object. According to a confirmed location, the gateway processor transmits the call setup request to the terminal, and receives a call setup response from the terminal to notify the IP of a call setup completion. The terminal receives the information from the IP to process the information according to a pre-setup state. The gateway processor receives a call release request from the IP, and releases a call to the terminal.

Description

Method of providing information service through gateway device in wireless communication system {METHOD FOR PROVIDING INFORMATION SERVICE OVER GATEWAY IN MOBILE COMMUNICATION SYSTEM}

The present invention relates to a method for providing an information service and a computer readable recording medium recording a program for realizing the method, and more particularly, to a wireless communication system such as cellular or personal communication system (PCS). A computer readable record recording a method for providing an information service such as a push service capable of delivering information expressed in multimedia to a terminal equipped with a wireless data communication function and a program for realizing the method. It is about the medium.

Conventionally, a push service using a short message service function of a wireless communication system has been provided, but this method can transmit only about 100 bytes of information at a time due to the nature of the short message service, and accumulates in a message center for short service. There was a problem that it is difficult to express information in an effective way because the transmission (store and forward) is impossible to transmit the information in real time.

On the other hand, in order to solve the above problems, in order to overcome the limitations of length, a supplementary method such as splitting transmission into multiple short sentences or real time processing in a message center has been proposed. And mail sending / receiving services were provided.

However, such a conventional method is merely a means to partially compensate for the limitations of the short text service, and it is difficult to provide multimedia information such as music, pictures, and videos, and to provide continuous and real-time data communication. There was a hard problem.

In addition, in the related art, even when a communication device is connected to data communication in a wireless data environment such as a personal digital assistant (PDA) or a smart phone, as well as a wireless communication terminal, the query process is complicated and thus information acquisition is difficult.

In addition, in a wireless communication environment, an information service such as a push service is not provided because an information provider (IP / CP: Information Provider or Contents Provider) does not have a connection device that sets up a call by using a telephone to transmit information to a service user's terminal. There was a problem that can not be implemented in a wireless communication terminal.

The present invention devised to solve the above problems, a method for providing an information service in a wireless communication system through a gateway device functioning as a connection device from the information provider (IP / CP) to the service user terminal and the It is an object of the present invention to provide a computer-readable recording medium having recorded thereon a program for realizing the method.

1 is an exemplary configuration diagram of a digital wireless communication system to which the present invention is applied.

2 is a flowchart illustrating an information service providing method through a gateway device in a digital wireless communication system according to the present invention.

* Explanation of symbols for the main parts of the drawings

101: terminal 102: base station

103: exchange 104: home position registration device

105: matching device 106: push gateway device

107: information provider

In accordance with another aspect of the present invention, there is provided a method for providing an information service in a wireless communication system, the interworking function (IWF) and a home location register (HLR) interworking with the wireless communication system. A first step of providing a gateway device for processing a location inquiry of a terminal, setting and canceling a call, and transmitting and receiving user data; A second step in which the gateway device receives a call setup request for information transmission from an information provider (IP / CP) and confirms the location of the terminal of the information transmission target; A third step in which the gateway device transmits a call setup request to the terminal according to the identified position and receives a call setup response from the terminal to notify the information provider of the completion of call setup; A fourth step in which the terminal receives information from the information provider and processes the information according to a preset state; And a fifth step in which the gateway device receives a call release request from the information provider and releases the call to the terminal.

In addition, the present invention, in the wireless communication system having a large-capacity processor, the gateway device in conjunction with the matching device and the home location registration device, etc. to process the position inquiry, call setup, release, and transmission and reception of the user data of the terminal, etc. First function; A second function of the gateway device receiving a call setup request for information transmission from an information provider (IP / CP) to identify a terminal location of an information transmission target; A third function of sending a call setup request to the terminal according to the identified position, receiving a call setup response from the terminal, and notifying the information provider of the completion of call setup; A fourth function of receiving information from the information provider by the terminal and processing the information according to a preset state; And a computer readable recording medium having recorded thereon a program for the gateway device to receive a call release request from the information provider and to realize a fifth function of releasing a call to the terminal.

The present invention configures a transmission path for transmitting multimedia information between the terminal and the information provider at the request of the information provider, and automatically drives the application program of the terminal according to the type of information transmitted through the transmission path. In the digital wireless communication system, various types of multimedia information can be provided to a desired subscriber in a push form.

The above objects, features and advantages will become more apparent from the following detailed description taken in conjunction with the accompanying drawings. Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

1 is an exemplary configuration diagram of a digital wireless communication system to which the present invention is applied.

In order to implement a push service, a portable wireless data terminal 101 capable of expressing multimedia in a wireless communication system, a base station (BS) providing a wireless access function with a terminal (BS: Base Station, 102), and an exchange (MSC: Mobile Switching Center, 103) , Home Location Register (HLR) 104, Matching Device (IWF: InterWorking Function, 105), Push Gateway (106), Information Provider (IP / CP: Information Provider or Contents Provider, 107) ).

As shown in the figure, an information provider (IP / CP) 107 transmits a mobile number (MIN: Mobile Identification Number) and a service number (SO: Service Option) to the push gateway device 106, the push gateway device ( 106 queries the current location of the subscriber station 101 with the home location registration device (HLR) 104, and then requests a call setup to the matching device (IWF) 105 corresponding thereto. Upon completion of the procedure for configuring the transmission path to the terminal 101 via the matching device (IWF) 105, the switching center (MSC) 103, and the base station (BS, 102) by the call setup request, the information provider (IP / CP) Information exchange between the terminal 107 and the terminal 101.

At this time, the telephone number (MIN) is a 10-digit or 11-digit number that can uniquely identify the terminal in the wireless communication system, the service number (SO) is a number for specifying the type of service as a standard of the existing wireless communication system It can be used arbitrarily by network operators within the scope not used by

The push gateway device 106 is interlocked with the matching device 105 and the home location registration device 104 in a digital wireless communication system capable of wireless data service, and the location inquiry of the terminal 101, setting, releasing and setting of calls, and user data. Send and receive That is, the push gateway device 106 performs a connection function for making a call by making a call to transmit information from the information provider (IP / CP) to the terminal of the service user.

The terminal 101 receives the service number SO and automatically runs the application program according to the user's setting. If the correct data is not received for a predetermined time, the application program is automatically terminated. In addition, the terminal 101 has a function of receiving a service number SO and automatically driving a corresponding application program, receiving a user's response to the received information, and transmitting it to the information provider.

2 is a flowchart illustrating a push service implementation method for providing multimedia information in a digital wireless communication system according to the present invention.

First, the information provider (IP / CP, 107) is a call setup request including a telephone number (MIN) and a service number (SO) to the push gateway device 106 to transmit the multimedia information to the terminal 101 of the designated subscriber Send a message (201).

In general, a wireless communication system is composed of a plurality of exchanges (MSC, 103), home location registration device (HLR, 104) and matching device (IWF, 105), and receives and distributes subscribers according to the station number. Therefore, the push gateway device 106 receiving the call setup request from the information provider (IP / CP, 107) determines the corresponding home location registration device (HLR) 104 according to the station number, and then the terminal 101 of the subscriber has recently been selected. The registered location is inquired (202). The home location registration device (HLR) 104 having received the location lookup request returns the information of the MSC 103 to which the subscriber's terminal 101 has been recently registered to the push gateway device 106 (203).

The push gateway device 106 having identified the location of the subscriber station 101 sets the data call setting by the telephone number MIN and the service number SO of the subscriber station 101 designated as the corresponding matching device (IWF) 105. (204), the matching device (IWF) 105 requests call setup back to the exchange (MSC) 103 (205), and the exchange (MSC) 103 passes through the base station (BS) 102 to the terminal 101. In step 206, the data call setup request is performed.

When the service number (SO) in the call setup request message is supported, the terminal 101 receiving the call setup request passes the call setup response via the switch (MSC) 103 and the matching device (IWF, 105). (207, 208, 209), the operation state of the terminal 101 is changed to enable the service number (SO) processing. In this case, an application program corresponding to the service number SO is designated in the terminal 101. When the user of the terminal 101 activates the automatic execution, the terminal 101 starts the application program.

The push gateway device 106 transmits to the information provider (IP / CP) 107 that the data call is established according to the requested service number (SO) immediately after receiving the call setup completion message from the matching device 105 (210).

The information provider (IP / CP) 107 transmits the prepared data to the terminal 101 after receiving the call setup completion message (211). The transmitted information may be simply stored in a memory according to the setting state of the terminal 101 or may be directly transmitted to an application program and immediately delivered to a user. In this case, if there is a response from the user, it is immediately transmitted to the information provider (IP / CP) 107 (212).

The information provider (IP / CP, 107) that has completed the information transmission and received the user response as necessary, immediately transmits a call release message to the push gateway device 106, between the push gateway device 107 and the terminal 101. Perform the release procedure for the call occupied at (214, 215, 216).

In the above embodiment, the terminal 101 receives information from the information provider (IP / CP, 107) in some cases and automatically executes an application program, and if there is a response from the user, the terminal 101 sends the information to the information provider (IP / CP, 107). In this case, after the application is executed, if there is no response from the information provider (IP / CP, 107) or the user within a certain time, the terminal 101 automatically terminates it, further including the process of pushing the multimedia information. The service method can be implemented.

The wireless communication system in the above-described embodiment is not only a cellular system, but also a personal communication system (PCS), a wireless calling system, a wireless data communication system, and a trunked radio system (TRS) system. And a wireless communication system that can be implemented, such as a next generation wireless communication (IMT-2000) system.

The present invention described above is not limited to the above-described embodiments and the accompanying drawings, and various substitutions, modifications, and changes can be made in the art without departing from the technical spirit of the present invention. It will be apparent to those of ordinary knowledge.

As described above, the present invention provides a gateway device between an information provider (IP / CP) and a terminal in a wireless communication system utilizing a wireless data function, thereby implementing an information service such as a push service. Automatically transmit various types of multimedia information to the user's terminal through a wireless communication network at a desired time, and the terminal has an effect that a specified application program is automatically executed to provide a more convenient information service to the user.

That is, the present invention omits the query process for acquiring the information in the wireless data environment, and can receive the predetermined information without any manipulation, and correspond to the multimedia information such as voice, music, text, picture, and video. The program can be easily checked by automatic driving, and if necessary, a response message can be directly written and transmitted, thereby significantly improving the information retrieval process in a wireless communication environment.

Claims (11)

An information service providing method in a wireless communication system, Gateway device that interworks with interworking function (IWF) and home location register (HLR) in the wireless communication system to handle terminal location inquiry, call setup, release, and transmission and reception of user data The first step having a; A second step in which the gateway device receives a call setup request for information transmission from an information provider (IP / CP) and confirms the location of the terminal of the information transmission target; A third step in which the gateway device transmits a call setup request to the terminal according to the identified position and receives a call setup response from the terminal to notify the information provider of the completion of call setup; A fourth step in which the terminal receives information from the information provider and processes the information according to a preset state; And A fifth step in which the gateway device receives a call release request from the information provider and releases the call to the terminal; Information service providing method through a gateway device, including a. The method of claim 1, The second step, The gateway device receives a call setup request message including a mobile number (MIN), a service number (SO), and the like for transmitting information from the information provider (IP / CP) to the terminal. Sixth step; A seventh step of the gateway device inquiring of the latest registered location of the terminal with a corresponding home location registration device (HLR) according to the number of the terminal; And An eighth step of receiving information of a mobile switching center (MSC) recently registered by the terminal from the home location registration device (HLR); Information service providing method through a gateway device, including a. The method of claim 1, The third step, A sixth step of requesting a data call setup by a telephone number (MIN) and a service number (SO) of the terminal to a matching device (IWF) corresponding to the identified location of the terminal; A seventh step of requesting, by the matching device (IWF), to establish a data call to an exchange (MSC) that processes the call of the terminal; An eighth step of the exchange (MSC) performing a data call setup request to the terminal via a base station (BS); A ninth step of checking, by the terminal, whether the service number (SO) included in the call setup request message is supported; A tenth step of transmitting, by the terminal capable of supporting the service number (SO), the call setup response to the gateway device through the MSC and the IWF; An eleventh step of transmitting, by the gateway device, that the data call according to the service number (SO) is established to the information provider (IP / CP); And A twelfth step of changing the operation state of the terminal to enable the service number (SO) processing; Information service providing method through a gateway device, including a. The method of claim 3, wherein The twelfth step, A thirteenth step of determining whether an application program corresponding to a service number (SO) is assigned to the terminal; As a result of the determination of the thirteenth step, if an application program is not specified, setting up to store the information in the storage means of the terminal when receiving information from the information provider (IP / CP); A fifteenth step of checking whether the terminal user has activated the automatic execution of the application if an application program is designated as the determination result of the thirteenth step; As a result of the checking of the fifteenth step, if the automatic execution is not activated, setting up to store the information in the storage means of the terminal when receiving information from the information provider (IP / CP); And If the automatic execution is activated as a result of the checking of the fifteenth step, executing the application program of the terminal to provide it through an application program operating in the terminal when receiving information from the information provider (IP / CP) 17th Step Information service providing method through a gateway device, including a. The method of claim 1, The fifth step, A sixth step in which the gateway device receives a call release request from the information provider who has finished transmitting information; A seventh step of the gateway device requesting a call release to a matching device (IWF) along a call setup path; An eighth step of the matching device (IWF) requesting a call release to an exchange (MSC) that processes the call of the terminal; And A ninth step in which the exchange MSC performs call release to the terminal via a base station BS; Information service providing method through a gateway device, including a. The method according to any one of claims 1 to 5, The fourth step, An eighteenth step of transmitting, by the information provider (IP / CP) receiving the call setup completion message, the prepared information to the terminal according to a call setup path; A nineteenth step of checking, by the terminal receiving the information, a setting state; A twenty-stage step of storing the transmitted information in the storage means if it is set as storage in the storage means as a result of the confirmation in the nineteenth step; And As a result of the checking of step 19, when setting to provide information through an application program being executed, step 21 of providing the transmitted information to a user through an application program of the terminal Information service providing method through a gateway device, including a. The method of claim 6, A twenty-second step of terminating the application by checking whether the correct data has not been received for a predetermined time by the terminal running the application; Information service providing method through the gateway device further comprises a. The method of claim 6, A twenty-second step of receiving a user's response and delivering it to the information provider when the information received from the information provider requires any query or acknowledgment; Information service providing method through the gateway device further comprises a. The method of claim 8, A twenty-third step of terminating an application if the terminal waiting for a response from the user does not receive correct data from the user for a predetermined time; Information service providing method through the gateway device further comprises a. The method of claim 9, The information service Information service providing method through a gateway device, characterized in that the information service implemented in a push method. In a wireless communication system having a large capacity processor, A first function of allowing the gateway device to interwork with a matching device, a home location registration device, and the like to process the location inquiry of the terminal, the setting of the call, the release, and the transmission and reception of user data; A second function of the gateway device receiving a call setup request for information transmission from an information provider (IP / CP) to identify a terminal location of an information transmission target; A third function of sending a call setup request to the terminal according to the identified position, receiving a call setup response from the terminal, and notifying the information provider of the completion of call setup; A fourth function of receiving information from the information provider by the terminal and processing the information according to a preset state; And A fifth function of the gateway device receiving a call release request from the information provider and releasing the call to the terminal; A computer-readable recording medium having recorded thereon a program for realizing this.