KR100772503B1 - Smart card for subtracting of service pre-payment and method and apparatus service for subtracting of service pre-payment using the same - Google Patents

Abstract

The present invention relates to a service prepaid fee deduction smart card and a method and apparatus for deducting a service prepaid fee using the same. In a method for deducting a service prepaid fee through a smart card in a device connected to a service provider server to receive a service, a) performing user authentication with the service provider server; (b) when the user authentication is performed, generating a charge reduction message according to a charge type to be serviced by the service provider server and transmitting the charge reduction message to the smart card; And (c) receiving the corresponding service from the service provider servers when receiving the successful charge deduction message from the smart card. The service provider charges the correct service fee to the user who charged the service prepaid fee. You can do it.

Description

Smart card for subtracting of service pre-payment and method and apparatus service for subtracting of service pre-payment using the same}

1 is a block diagram of an apparatus for deducting a service prepaid fee using a smart card according to an embodiment of the present invention;

2 is a block diagram showing in more detail the smart card applied to FIG.

3 is a flowchart illustrating a method for deducting a service prepaid fee using a smart card according to an embodiment of the present invention;

4 is a flowchart illustrating step S320 of FIG. 3 in more detail.

The present invention relates to a service prepaid fee deduction smart card and a service prepaid fee deduction method and apparatus using the same, and more particularly, a service provider operating in an integrated interworking network such as a wireless LAN network, a mobile communication network, and a mobile Internet network (WiBro network). The present invention relates to a service prepaid deduction smart card and a method and apparatus for deducting a service prepaid fee using the same, in which a service provider server imposes an accurate service fee by collecting and processing billing information using a single smart card in a server. .

Inconvenience has been raised due to the mobility and space constraints of wired communication networks, and various wireless network services have been provided to overcome this problem. Mobile communication service and wireless LAN service are the most representative wireless network services. Mobile communication service is provided in almost all nationwide networks, and wireless LAN service is provided in public facilities of schools, hotels, and homes.

Efforts are being made to enhance the user's convenience by interworking wireless network services between heterogeneous networks as described above.

In order to authenticate a conventional WLAN network, a user can input a user ID (ID) and password (password) registered to a WLAN service provider and perform user authentication. The conventional WLAN service is charged as a flat rate regardless of the access time of the WLAN or the amount of data used.

In addition, in order to make a pay-as-you-go bill, the service provider must check the usage for each user in real time, causing excessive load on the service provider server, and having a separate billing server.

The present invention relates to a smart card for deducting a service prepaid fee, and a method and apparatus for deducting a service prepaid fee using the same. A user who wants to receive a corresponding service from a service provider server connected to an interworking network by installing a prepaid program in a smart card. Provides a method and device for addressing billing including authentication with a single smart card.

In a method of deducting a service prepaid fee using a smart card of the present invention for solving the above technical problem, a method of deducting a service prepaid fee through a smart card in a device connected to a service provider server to receive a service, (a) Performing user authentication with the service provider server; (b) when the user authentication is performed, generating a charge reduction message according to a charge type to be serviced by the service provider server and transmitting the charge reduction message to the smart card; And (c) receiving the corresponding service from the service provider servers when receiving the charge reduction success message from the smart card.

The apparatus for deducting a service prepaid fee using a smart card of the present invention for solving the above technical problem is a device for deducting a service prepaid fee through a smart card and connected to a service provider server to receive a service from the service provider server. A charge deduction message generating unit generating a charge deduction message according to a charge type to be serviced; A smart card interface unit for transmitting the charge reduction message to the smart card and receiving a charge reduction success message from the smart card; And when the user authentication data is transmitted to the service provider server and the user authentication is successful, the charge type to be serviced is received and output to the charge reduction message generator, and the charge reduction success message is input from the smart card interface unit. And a controller for receiving and providing a corresponding service from the service provider server.

The service prepaid fee deduction smart card of the present invention for solving the above technical problem, the storage unit for storing the charge charge charged the service prepaid fee; A receiving unit connected to a service provider server to receive a charge deduction message from a terminal to receive a service; A microprocessor that determines whether the charge fee can be subtracted according to the charge deduction message, and deducts the charge and generates a charge deduction success message if it is determined that the charge can be deducted; And a transmitter for transmitting the generated charge reduction success message to the terminal.

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

1 is a block diagram of an apparatus for deducting a service prepaid fee using a smart card according to an embodiment of the present invention. Referring to FIG. 1, a service prepaid fee deduction device 100 (hereinafter, referred to as a service prepaid fee deduction device 100) using a smart card deducts a service prepaid fee through a smart card 200, and provides a service. The device receives a corresponding service from the service provider server 250 by deducting a prepaid fee.

The service prepaid fee device 100 may include a user interface 110, a controller 120, a storage 130, a service provider interface 140, a charge deduction message generator 150, and a smart card interface 160. The display unit 170 and the notification unit 180 are included.

The user interface 110 receives a selection signal for selecting a corresponding service from the service provider server 250 and the service provider server 250 from the user.

The controller 120 detects user authentication data corresponding to the selection signal input from the user interface 110 from the smart card 200 and outputs the user authentication data to the service provider interface 140. Here, although the detection of the user authentication data in the smart card 200 has been described, the user interface unit 110 may directly receive a user ID and password registered in advance in the service provider server 250 from the user. .

Looking at the detection of the user authentication data in the smart card 200 in more detail as follows. First, the control unit 120 generates a user authentication data request message corresponding to the selection signal input from the user interface unit 110 and outputs it to the smart card interface unit 160.

The smart card interface unit 160 transmits a user authentication data request message to the smart card 200 through the reader 210 and receives corresponding user authentication data from the smart card 200. The smart card interface unit 160 outputs the user authentication data received from the smart card 200 to the controller!

The storage unit 130 may include a random only memory (ROM) for storing a control program of the controller 120 and a random access memory (RAM) for temporarily storing data generated according to the execution of the control program of the controller 120. Access Memory, and EEPROM (Electrically Erasable and Programmable ROM) or Flash Memory. In addition, the storage unit 130 stores a service prepaid related application.

The service provider interface unit 140 transmits the user authentication data received from the control unit 120 to the service provider server 250 through the network 260.

The service provider server 250 performs user authentication through whether the user authentication data received from the service prepaid deduction device 100 matches the registered user authentication data.

If it is determined that the user authentication data matches, the service provider server 250 generates a user authentication success message and transmits the message to the service prepaid deduction device 100. In addition, if it is determined that the user authentication data does not match, the service provider server 250 generates a user authentication failure message and transmits it to the service prepaid deduction device 100.

The service provider interface unit 140 outputs the user authentication success message from the service provider server 250 to the controller 120. Here, not only the user authentication success message but also the charge type according to the service is received from the service provider server 250. In addition, the service provider interface unit 140 outputs the user authentication failure message from the service provider server 250 to the controller 120.

When receiving the user authentication success message, the control unit 120 controls the charge reduction message generator 150 to generate a charge reduction message. At this time, the controller 120 outputs the charge type according to the service received from the service provider interface unit 140 to the charge deduction message generator 150.

Meanwhile, when receiving the user authentication failure message, the controller 120 transmits the user authentication failure message to the notification unit 180.

The notification unit 180 receives a user authentication failure message from the control unit and informs the user of this in a preset form. The notification unit 180 may be implemented in various forms for informing a user authentication failure. For example, the notification unit 180 may be implemented by a method of informing a voice through a speaker or a method of informing using an LED. Meanwhile, in FIG. 1, the notification unit 180 may display a message informing of a user authentication failure through the display unit 170.

The charge reduction message generator 150 receives a charge type according to a service from the controller 120 and generates a charge reduction message according to the received charge type.

Here, the charge deduction message is a charge deduction message measuring the packet data amount if the charge type to be serviced from the service provider servers 250 is a charge type according to the packet data amount, and to be serviced by the service provider servers 250. If the charge type is a charge type according to the number of services, the rate reduction message measured based on the charge per service count.

The controller 120 receives the charge reduction message generated by the charge reduction message generator 150 and outputs the charge reduction message to the smart card interface unit 160.

The smart card interface unit 160 transmits the input fee reduction message to the smart card 200 through the reader 210.

The smart card 200 receives the charge deduction message and determines whether the charge deduction is made accordingly. When it is determined that the charge deduction is made, the smart card 200 deducts the charge and generates a charge deduction success message and transmits it to the service prepaid charge deduction device 100. do. On the other hand, if it is determined that the charge deduction is not made, a charge deduction failure message is generated without the charge deduction and is transmitted to the service prepaid charge deduction device 100.

When the controller 120 receives the charge reduction success message, the controller 120 transmits the charge reduction success message to the service provider server 250, receives the corresponding service from the service provider server 250, and outputs the corresponding service to the display unit 170. .

The display unit 170 receives a corresponding service from the controller 120 and displays it. Here, the display unit 170 is preferably implemented as a conventional liquid crystal display (LCD), but is not limited thereto, and may be implemented as a plasma display panel (PDP). The display unit 170 displays a corresponding service.

On the other hand, the control unit 120 transmits a charge deduction failure message to the notification unit 180 to notify the user that the charge is insufficient when receiving the charge deduction failure message.

In addition, as described above, the notification unit 180 receives the charge deduction failure message from the control unit 120 to notify the user in a predetermined form. The notification unit 180 may be implemented in various forms for notifying the failure of fee reduction. For example, the notification unit 180 may be implemented by a method of informing a voice through a speaker or a method of informing using a LED. Meanwhile, in FIG. 1, the notification unit 180 may display a message informing of a user authentication failure through the display unit 170.

User authentication between the service prepaid deduction device 100 and the service provider server 250 may be implemented through an Extensible Authentication Protocol-Authentication and Key Agreement (EAP-AKA) method. Here, EAP (Extensible Authentication Protocol) in IETF that provides a variety of user-based authentication methods (EAP-TLS, EAP-MD5, PEAP, etc.) by supplementing the disadvantages and problems of the conventional protocol for wired or wireless security The proposed authentication protocol.

In particular, it is easy to apply in wireless communication that requires special security, for example, wireless LAN and the portable Internet (Wibro).

EAP-AKA using the advantages of the EAP is provided as a method that can efficiently authenticate the user when the third generation network using the AKA interworks with the wireless LAN network.

FIG. 2 is a block diagram of a smart card applied to FIG. 1. Referring to FIG. 2, the smart card 200 includes a storage unit 202, a receiver 204, a microprocessor 206, and a transmitter 208. Here, the smart card may be implemented in various ways such as a radio frequency identification (RFID) card, a subscriber identification module (SIM) card, a universal subscriber identification module (USIM) card. In particular, the smart card 200 is preferably implemented as a Universal Subscriber Identification Module (USIM) card, which is a third-generation mobile subscriber identification module.

The storage unit 202 charges and stores the prepaid fee. The storage unit 202 stores user authentication data. The user authentication data is authentication data for accessing the service provider server 250. In addition, the storage unit 202 stores a service prepaid related application program.

The receiver 204 receives a message from the service prepaid deduction device 100 through the reader 210. In particular, the receiver 204 receives a charge deduction message from the service prepaid fee deduction device 100 and outputs it to the microprocessor 206. In addition, the receiving unit 202 receives a user authentication data request message from the service prepaid fee deduction device 100 and outputs the message to the microprocessor 206.

The microprocessor 206 receives the charge deduction message, determines whether the charge stored in the storage unit 202 can be deducted according to the charge deduction message, and deducts the charge and deducts the charge if it is determined that the deduction can be made. Generate a success message. On the other hand, the microprocessor 206 receives the charge deduction message and generates a charge deduction failure message when it is determined that the charge charge stored in the storage unit 202 cannot be deducted according to the charge deduction message.

In addition, the microprocessor 206 receives the user authentication data request message and outputs the user authentication data stored in the storage unit 202 to the transmitter 208.

The transmitter 208 transmits a message to the service prepaid rate deduction device 100 through the reader 210. In particular, the transmitter 208 receives a charge deduction success message or a charge deduction failure message from the microprocessor 206 and transmits it to the service prepaid charge deduction device 100.

In addition, when the transmitter 208 receives user authentication data from the microprocessor 206, the transmitter 208 transmits the user authentication data to the service prepaid deduction device 100 through the reader 210.

The non-described part in FIG. 2 will be referred to FIG. 1.

3 is a flowchart illustrating a method of deducting a service prepaid fee using a smart card according to an embodiment of the present invention. Referring to FIG. 3, the present invention relates to a method for deducting a service prepaid fee through a smart card in a service prepaid fee deduction device (reference number 100 in FIG. 1) that is intended to receive a service from a service provider server (reference numeral 250 of FIG. 1). .

First, the service prepaid fee deduction device 100 is requested to access the service provider server 250 (S300). Here, the connection to the service provider server 250 of step S300 is received through the user interface unit (reference numeral 110 of FIG. 1).

Next, it is determined whether user authentication with the service provider server 250 succeeds (S310). Here, the user authentication may use an EAP authentication method or an EAP-AKA authentication method. More specific matters related to user authentication will be described with reference to FIGS. 1 and 2.

If user authentication fails in step S310, the process proceeds to step S370 to notify the user authentication failure. On the other hand, if the user authentication is successful in step S310 proceeds to step S320 generates a charge deduction message according to the service type. Step S320 will be described in more detail with reference to FIG. 4.

In step S320, the charge reduction message generated next is transmitted to the smart card (reference numeral 200 of FIG. 1) (S330).

Next, it is determined whether or not a charge reduction success message is received from the smart card 200 (S340).

Here, the smart card 200 receives the charge deduction message and determines whether the charge deduction is made accordingly, and if it is determined that the charge deduction is made, deduct the charge and generate a charge deduction success message to deduct the service prepaid charge device 100 To send). On the other hand, if it is determined that the charge deduction is not made, a charge deduction failure message is generated without the charge deduction and is transmitted to the service prepaid charge deduction device 100. Charge charge is pre-stored in the storage unit of the smart card 200.

As a result of the determination in step S340, when the charge reduction success message is received, the process proceeds to step S350 to transmit the charge reduction success message to the service provider server 250 to receive a corresponding service.

On the other hand, if it is determined in step S340 that the charge reduction success message has not been transmitted, the process proceeds to step S360 to notify the failure of the charge reduction.

Steps S350, S360, and S370 are next terminated. If a new connection request is made to the service provider server 250, step S300 is performed.

In the above, the smart card 200 may be implemented in various ways such as a radio frequency identification (RFID) card, a subscriber identification module (SIM) card, a universal subscriber identification module (USIM) card. In particular, the smart card 200 is preferably implemented as a Universal Subscriber Identification Module (USIM) card, which is a third-generation mobile subscriber identification module.

Parts not described in FIG. 3 will be described with reference to FIGS. 1 and 2.

4 is a flowchart illustrating step S320 in more detail. Referring to FIG. 4, first, a charge type to be serviced is received from the service provider servers 250 (S322).

Next, the fee type received in step S322 is determined (S324). Here, determining the fee type received is to determine whether the fee type is a fee type according to the packet data amount or a service number type.

As a result of the determination in step S324, if it is determined that the charge type according to the packet data amount, the packet data amount is measured to generate a charge deduction message (S326).

On the other hand, if it is determined in step S324 that the charge type according to the number of services, a charge deduction message is generated based on the charge per service number (S328).

Steps S326 and S328 are followed by step S330 to transmit the charge deduction message to the smart card 200.

A portion not described in FIG. 4 will be referred to FIG. 3.

The invention can also be embodied as computer readable code on a computer readable recording medium. The computer-readable recording medium includes all kinds of recording devices in which data that can be read by a computer system is stored. Examples of computer-readable recording media include ROM, RAM, CD_ROM, magnetic tape, floppy disks, and optical data storage, and may also include those implemented in the form of carrier waves (e.g., transmission over the Internet). . The computer readable recording medium can also be distributed over network coupled computer systems so that the computer readable code is stored and executed in a distributed fashion.

As described above, optimal embodiments have been disclosed in the drawings and the specification. Although specific terms have been used herein, they are used only for the purpose of describing the present invention and are not intended to limit the scope of the present invention as defined in the claims or the claims. Therefore, those skilled in the art will understand that various modifications and equivalent other embodiments are possible from this. Therefore, the true technical protection scope of the present invention will be defined by the technical spirit of the appended claims.

The present invention relates to a service prepaid fee deduction smart card and a service prepaid fee deduction method and apparatus using the same.

In the interworking environment between the wireless LAN network and the heterogeneous network of the mobile communication network, the billing server load due to the real time charging policy is added by adding the charging function using the wireless LAN based on the prepaid policy as well as user authentication using a smart card, especially a USIM card. Decentralized, service providers can provide effective services with more diverse pricing policies.

In addition, through the service prepaid fee deduction smart card and the service prepaid fee deduction method and apparatus using the same, it is possible to perform a pay-as-you-go billing, and it is not necessary to build a separate billing server can save a lot of money.

Claims (19)

A method for deducting a service prepaid fee through a smart card in a device connected to a service provider server operating in an integrated interworking network, to receive a service, (a) performing user authentication with the service provider server using the smart card; (b) when the user authentication is performed, generating a charge reduction message according to a charge type to be serviced by the service provider server and transmitting the charge reduction message to the smart card; And and (c) receiving the corresponding service from the service provider servers when receiving the successful charge reduction success message from the smart card. The method of claim 1, wherein step (b) (b1) determining whether a fee type to be serviced by the service provider server is a fee type according to a packet data amount or a fee type according to the number of services; (b2) if it is determined that the rate is based on the amount of packet data, generating a rate reduction message by measuring the amount of packet data; (b3) if it is determined that the fee is based on the number of services, generating a fee reduction message based on the fee per number of services; And (b4) transmitting the charge reduction message generated in the step (b2) or (b3) to the smart card; service prepaid rate reduction method using a smart card. The method of claim 1, and (d) informing that the charge rate of the smart card is insufficient, when the charge reduction success message is not received from the smart card. The method of claim 1, The user authentication is an EAP-AKA (Extensible Authentication Protocol-Authentication and Key Agreement) authentication method using a smart card, characterized in that the prepaid fee deduction method. The method of claim 1, The smart card is a service subscriber deduction method using a smart card, characterized in that the Universal Subscriber Identification Module (USIM) card. In the device to deduct the service prepaid fee through a smart card to connect to the service provider server operating in the integrated interworking network to receive the service, A charge deduction message generating unit generating a charge deduction message according to a type of charge to be serviced by the service provider server; A smart card interface unit for transmitting the charge reduction message to the smart card and receiving a charge reduction success message from the smart card; Using the smart card, the user authentication data is transmitted to the service provider server, and if the user authentication is successful, the user receives the charge type to be serviced and outputs the charge reduction message generation unit, and outputs the charge reduction success message from the smart card interface unit. When receiving the control unit for receiving and providing a corresponding service from the service provider server; And And a service provider interface unit which transmits the user authentication data to the service provider server, receives a user authentication success message, a charge form to be serviced, and a corresponding service from the service provider server and outputs the corresponding service to the controller. Prepaid service deduction device using a smart card. The method of claim 6, And a user interface unit for selecting a service to be provided from the service provider server. The method of claim 6, And a display unit configured to display a corresponding service received from the service provider server. The method of claim 6, And a notification unit notifying that the corresponding service cannot be provided from the service provider server when the control unit receives the charge deduction failure message. delete The method of claim 6, The user authentication is a prepaid service deduction device using a smart card, characterized in that the EAP-AKA (Extensible Authentication Protocol-Authentication and Key Agreement) authentication method. The method of claim 6, The smart card is a service prepaid rate deduction device using a smart card, characterized in that the USIM card. The method of claim 6, The controller may further include determining whether a fee type to be serviced by the service provider servers is a fee type according to a packet data amount or a fee type according to the number of services. The charge reduction message generation unit, the service prepaid rate deduction device using a smart card, characterized in that for generating a charge deduction message according to the type of charge to be serviced. A storage unit for storing the charge for charging the user authentication data and the service prepaid fee; A receiving unit connected to a service provider server operating in an integrated interworking network to receive a charge deduction message from a terminal to receive a service; A microprocessor that determines whether the charge fee can be subtracted according to the charge deduction message, and deducts the charge and generates a charge deduction success message if it is determined that the charge can be deducted; And And a transmitter configured to transmit the generated charge reduction success message to the terminal. When the microprocessor receives a user authentication request message from the terminal through the receiving unit, the microprocessor detects the user authentication data included in the storage unit and transmits the user authentication data to the terminal through the transmitting unit. Deduction smart card. The method of claim 14, The microprocessor generates a charge deduction failure message if it is determined that the charge fee cannot be deducted according to the charge deduction message, The transmitting unit further comprises the step of transmitting the generated charge deduction failure message to the terminal. delete The method of claim 14, The user authentication is an EAP-AKA (Extensible Authentication Protocol-Authentication and Key Agreement) authentication scheme, characterized in that the service prepaid fee deduction smart card. The method of claim 14, The charge deduction message is a charge deduction message measuring the packet data amount if the charge type to be serviced from the service provider server is a charge type according to the packet data amount, The service prepaid charge deduction smart card, characterized in that the charge deduction message measured based on the charge per service number if the charge type to be serviced is a charge type according to the number of services. The method of claim 14, The smart card is a service prepaid fee deduction smart card, characterized in that the USIM card.

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