KR101064863B1 - Wireless communication extension system and method of JPSI card using accessory device - Google Patents

Abstract

Wireless communication extension system of the USIM card using the accessory device according to an embodiment of the present invention, the mobile terminal; A USIM card mounted on the mobile terminal and capable of wireless communication according to a first protocol; And an accessory device capable of wireless communication using the USIM card and the first protocol, and wirelessly communicating with an external terminal using a second protocol which is a different protocol from the first protocol. And the USIM card comprises a USIM card first communication module capable of wireless communication with the accessory device using the first protocol. The accessory device includes the USIM card first communication module and the first protocol. An accessory device capable of wireless communication by a first communication module; An accessory device second communication module capable of wireless communication with the external terminal according to the second protocol; And an accessory device control module for controlling the accessory device first communication module and the accessory device second communication module.

Description

Wireless communication expansion system and method of USB card using accessory device {SYSTEM FOR EXTENDING RADIO COMMUNICATION USING ACCESSORY UNIT AND METHOD THEREOF}

The present invention relates to a wireless communication extension system and method of a USIM card using an accessory device, and more particularly, by adding an accessory device that supports wireless communication using a protocol different from that of a UISM card and enables wireless communication with a USIM card. The accessory device can receive data using a mobile communication network through a mobile terminal equipped with a USIM card, and the USIM card can receive data using wireless communication using a protocol not supported by the USIM card. A wireless communication extension system and method for a USIM card using an accessory device.

Among the USIM cards mounted on the portable terminal, there are USIM cards that do not provide RF functions such as traffic cards. Various additional services such as payment, finance, and security through the RF function are expanding, but there is a problem in that such various additional services cannot be provided through the USIM card which does not provide the RF function. In addition, even when using various additional services using a USIM card provided with an RF function, a function supporting the RF function of the USIM card should be implemented in the mobile terminal. That is, the RF-providing USIM card must be mounted on a portable terminal supporting the RF-providing USIM card function. If the portable terminal itself does not support the RF function, no matter how the USIM card supports the RF function, the user cannot use the RF-based supplementary services using the portable terminal.

When the USIM card and the portable terminal equipped with the USIM card do not provide the RF function, the user must possess a traffic card or the like for RF communication separately from the mobile terminal. Thus, users generally carry a transport card with them on their mobile terminal ring. However, after purchasing and using a separate transportation card for the first time, it must be charged. In order to charge the amount of money stored in the transportation card, the user has to go to the transportation card charging station and charge it, and thus there is a problem that it is restricted in time and space. In addition, since these traffic cards are mostly sold anonymously, there is a problem in that they cannot be compensated for the value of the electronic money stored in the traffic card in case of loss or theft. Even if a user registers and uses a transportation card on the server, the financial loss of the lost or stolen card is not incurred by the user or the third party uses the lost or stolen card before reporting it. There is no way to block it.

The present invention is to solve the above problems, by further adding an accessory device capable of wireless communication dedicated to the UISM card mounted on the mobile terminal, the accessory device is a mobile communication network via a mobile terminal equipped with a mobile USIM card It is an object of the present invention to provide a wireless communication extension system and method of a USIM card using an accessory device capable of receiving data using.

According to another embodiment of the present invention, the accessory device can use a mobile communication network through a mobile terminal equipped with a USIM card, so that the user can easily charge the electronic money stored in the accessory device when the user desires without time and space limitation. An object of the present invention is to provide a wireless communication extension system and method of a USIM card using an accessory device.

According to another embodiment of the present invention, by adding an accessory device that supports wireless communication by a different protocol from the UISM card and can perform wireless communication exclusively with the USIM card, the existing USIM card provides a protocol required for wireless communication. It is an object of the present invention to provide a wireless communication extension system and method for a USIM card that can use wireless communication based on a protocol that the USIM card does not support.

According to another embodiment of the present invention, by setting an accessory device dedicated to a USIM card using an accessory setting applet, even if a plurality of terminals capable of wireless communication with the accessory device exist at a wireless communication possible distance of the accessory device, the accessory device An object of the present invention is to provide a wireless communication extension system and method for a USIM card using an accessory device capable of performing wireless communication only in relation to a USIM card set by a user.

According to another embodiment of the present invention, the USIM card is secured to the accessory device so that the accessory device cannot communicate wirelessly when the accessory device is out of the transmission range capable of wireless communication with the USIM card, so that the accessory device can be used even if the user loses the accessory device. It is an object of the present invention to provide a wireless communication extension system and method for a USIM card using an accessory device without the risk of leakage of stored data or use of data stored in an accessory device by a third party.

According to another embodiment of the present invention, when the accessory device is out of the transmission distance capable of wireless communication with the USIM card, the loss alarm unit notifies the user of the USIM card using the accessory device that can immediately know whether the accessory device is lost or not. An object of the present invention is to provide a wireless communication extension system and method.

Finally, according to another embodiment of the present invention, if the accessory device is out of the transmission distance capable of wireless communication with the USIM card, the search unit amplifies the signal to search for the accessory device, so that the user can find the lost accessory device An object of the present invention is to provide a wireless communication extension system and method of the USIM card.

In order to achieve the above object, a wireless communication extension system of a USIM card using an accessory device according to an embodiment of the present invention includes a mobile terminal; A USIM card mounted on the mobile terminal and capable of wireless communication according to a first protocol; And an accessory device capable of wireless communication using the USIM card and the first protocol, and wirelessly communicating with an external terminal using a second protocol which is a different protocol from the first protocol. And a USIM card first communication module for enabling the USIM card to perform wireless communication with the accessory device according to the first protocol. The accessory device may be configured to the USIM card first communication module and the first protocol. An accessory device capable of wireless communication by means of a first communication module; An accessory device second communication module capable of wireless communication with the external terminal according to the second protocol; And an accessory device control module for controlling the accessory device first communication module and the accessory device second communication module.

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In a wireless communication extension system of a USIM card using an accessory device according to another embodiment of the present invention, the accessory device first communication module transmits a unique ID for identifying the accessory device to the USIM card first communication module. And the accessory so that the USIM card first communication module receives the unique ID and the accessory device corresponding to the unique ID of the USIM card can dedicate wireless communication according to the first protocol to the USIM card. The apparatus may further include an accessory setting applet including an accessory setting unit configured to set the device as the accessory device dedicated to the USIM card or to release the dedicated accessory device setting.

In a wireless communication extension system of a USIM card using an accessory device according to another embodiment of the present invention, the accessory setting applet matches a USIM card ID for identifying the USIM card with the unique ID received from the accessory device. And storing the accessory device as an accessory device dedicated to the USIM card.

In the wireless communication extension system of the USIM card using an accessory device according to another embodiment of the present invention, when the accessory setting applet sets the accessory device as an accessory device exclusively for the USIM card, the accessory device is configured to be used from the USIM card. The accessory device may be secured so that wireless communication cannot be performed when the transmission distance is out of wireless communication, and the accessory device recognizes the USIM card out of the transmission distance capable of wireless communication from the USIM card when the security device is secured. If this is not possible, the accessory device first communication module or the accessory device second communication module is deactivated to be locked.

In a wireless communication extension system of a USIM card using an accessory device according to another embodiment of the present invention, the accessory setting applet is out of a transmission distance that the accessory device can perform wireless communication by the first protocol, and the USIM card is wireless. If it is not possible to recognize the accessory device that can communicate, characterized in that it further comprises a loss alarm unit for notifying the loss of the accessory device.

In a wireless communication extension system of a USIM card using an accessory device according to another embodiment of the present invention, the accessory setting applet is out of a transmission distance that the accessory device can perform wireless communication by the first protocol, and the USIM card is wireless. The apparatus may further include a search unit configured to search for the accessory device by amplifying a signal of wireless communication according to the first protocol when the accessory device capable of communicating may not be recognized.

In accordance with another aspect of the present invention, there is provided a wireless communication extension system of a USIM card using an accessory device, including: an accessory device memory configured to store the balance of electronic money; And a charging request message generating module for generating an electronic money charging request message requesting the charging of the electronic money when the balance of the electronic money stored in the accessory device memory is less than a set threshold. And a charging applet for charging the electronic money by requesting an electronic money company server to charge the electronic money stored in the accessory device memory when the USIM card receives the electronic money charging request message. .

In a wireless communication extension system of a USIM card using an accessory device according to another embodiment of the present invention, the accessory device control module converts the electronic money charge request message into a first protocol charge request message according to the first protocol, The accessory device first communication module is characterized in that for transmitting the first protocol charge request message to the USIM card first protocol.

In a wireless communication extension system of a USIM card using an accessory device according to another embodiment of the present invention, the USIM card first communication module receives the first protocol charge request message, and the charging applet charges the first protocol charge request. The message is converted into a USIM protocol charging request message according to the protocol of the USIM card and the electronic money company server, and is transmitted to the electronic money company server.

In a wireless communication extension system of a USIM card using an accessory device according to another embodiment of the present invention, when the charging applet receives a USIM protocol charging message for charging the electronic money from the electronic money company server, the USIM protocol charging message To convert the first protocol charging message according to the first protocol to transmit to the accessory device first communication module.

In a wireless communication extension system of a USIM card using an accessory device according to another embodiment of the present invention, when the accessory device control module receives the first protocol charging message by the accessory device first communication module, According to the protocol charging message, the balance of the electronic money stored in the accessory device memory.

A wireless communication extension system of a USIM card using an accessory device according to another embodiment of the present invention is characterized in that the first protocol is a Zigbee protocol for wireless communication using a 2.4 GHz frequency.

The wireless communication extension system of the USIM card using an accessory device according to another embodiment of the present invention is characterized in that the accessory device is a smart card including a contact based interface and a dual interface function.

The wireless communication extension system of the USIM card using the accessory device according to another embodiment of the present invention is characterized in that the second protocol is a contactless wireless communication protocol for wireless communication using the 13.56 MHz frequency.

In the wireless communication extension system of the USIM card using the accessory device according to another embodiment of the present invention, the accessory device is any one of a transportation card, bank card, credit card, electronic gift certificate, public telephone card or multifunction composite card. It is done.

In a wireless communication extension method of a USIM card using an accessory device according to an embodiment of the present invention, the wireless communication extension method of the USIM card using an accessory device comprising a USIM card and an accessory device mounted and used in a mobile terminal, A wireless communication step according to a first protocol in which the USIM card wirelessly communicates with the accessory device using wireless communication according to a first protocol; And performing a wireless communication by a second protocol in which the accessory device wirelessly communicates with an external terminal using a second protocol that is different from the first protocol. In the wireless communication by the first protocol, Transmitting, by the accessory device, a unique ID for identifying the accessory device to the USIM card; And an accessory setting for setting the accessory device as an accessory device dedicated to the USIM card so that the USIM card can wirelessly communicate by the first protocol with the USIM card by the accessory device corresponding to the unique ID. Step; characterized in that to perform more.

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According to another aspect of the present invention, there is provided a method for extending a wireless communication of a USIM card using an accessory device, wherein the USIM card ID can identify the USIM card and the unique device received from the accessory device. By matching and storing the ID, the accessory device is set as an accessory device dedicated to the USIM card.

According to another aspect of the present invention, there is provided a method for extending a wireless communication of a USIM card using an accessory device, in which, after the accessory setting step, the USIM card is out of a transmission distance capable of wireless communication using the first protocol by the accessory device. A security setting step of securely setting the accessory device such that wireless communication cannot be performed; and if the accessory device is secured, the accessory device may recognize the USIM card by moving away from a transmission distance capable of wireless communication from the USIM card. If not, the accessory device may be set to lock by deactivating the wireless communication function.

According to another aspect of the present invention, there is provided a method for extending a wireless communication of a USIM card using an accessory device, wherein after the accessory setting step, the accessory device is out of a transmission distance capable of wireless communication by the first protocol, If the accessory device cannot be recognized, the USIM card further comprises a loss notification step notifying the loss of the accessory device.

According to another aspect of the present invention, there is provided a method for extending a wireless communication of a USIM card using an accessory device, wherein after the accessory setting step, the accessory device is out of a transmission distance capable of wireless communication by the first protocol, If the accessory device is not recognized, the USIM card may further search for the accessory device by amplifying a signal of wireless communication by the first protocol.

The wireless communication extension method of the USIM card using the accessory device according to another embodiment of the present invention, after the accessory setting step, when the accessory device, the balance of the electronic money stored in the accessory device is less than the threshold value set; An accessory device charging request step of transmitting, to the USIM card, an electronic money charging request message requesting the USIM card to be charged with the electronic money stored in the accessory device; And the USIM card charging request step of requesting the electronic money company server to charge the electronic money stored in the accessory device when the USIM card receives the electronic money charging request message.

In a method of extending a wireless communication of a USIM card using an accessory device according to another embodiment of the present invention, in the accessory device charging request step, the accessory device sends the electronic money charging request message to a first protocol according to the first protocol. Characterized in that the charge request message and transmits.

In a method of extending a wireless communication of a USIM card using an accessory device according to another embodiment of the present invention, in the USIM card charging request step, the USIM card sends the first protocol charge request message to the USIM card and the electronic money company server. The USIM protocol charging request message according to the protocol characterized in that the transmission to the electronic money company server.

Wireless communication extension method of the USIM card using an accessory device according to another embodiment of the present invention, after the USIM card charging request step, the USIM card, a USIM protocol charging message for charging the electronic money from the electronic money company server When received, converts the USIM protocol charge message into a first protocol charge message according to the first protocol and transmits the same to the accessory device, wherein the accessory device is stored in the accessory device according to the first protocol charge message. Characterized in that further performing; charging the accessory device to charge the balance of the electronic money.

Wireless communication extension system and method of the USIM card using the accessory device according to an embodiment of the present invention, by further adding an accessory device capable of wireless communication with the UISM card mounted on the mobile terminal, the accessory device is a mobile USIM It provides an effect that can receive data using a mobile communication network through a mobile terminal equipped with a card.

In the wireless communication extension system and method of the USIM card using the accessory device according to another embodiment of the present invention, since the accessory device can use a mobile communication network through a mobile terminal to which the USIM card is mounted, a user desires without time and space limitation. It provides the effect that you can easily recharge the electronic money stored in the accessory device.

The wireless communication extension system and method of the USIM card using an accessory device according to another embodiment of the present invention further supports an accessory device capable of wirelessly communicating with the USIM card and supporting wireless communication using a protocol different from that of the UISM card. In addition, the existing USIM card provides an effect of using the wireless communication by the protocol that the USIM card does not support without changing the protocol required for the wireless communication.

In a wireless communication extension system and method for a USIM card using an accessory device according to another embodiment of the present invention, a terminal capable of wireless communication with the accessory device may be configured by setting an accessory device dedicated to the USIM card using an accessory setting applet. Even if there are a plurality of transmission distances available for wireless communication, the accessory device provides an effect of performing wireless communication only in relation to the USIM card set by the user.

The wireless communication extension system and method of the USIM card using the accessory device according to another embodiment of the present invention, the USIM card is securely set to the accessory device so that the wireless communication is not possible when the accessory device is out of the transmission distance capable of wireless communication with the USIM card By doing so, even if the user loses the accessory device, the data stored in the accessory device is not leaked or a third party can use the data stored in the accessory device.

Wireless communication expansion system and method of the USIM card using an accessory device according to another embodiment of the present invention, when the accessory device is out of the transmission distance capable of wireless communication with the USIM card by the alarm alarm unit, the user lost the accessory device It provides the effect of knowing immediately whether or not.

Finally, the wireless communication expansion system and method of the USIM card using the accessory device according to another embodiment of the present invention, if the accessory device is out of the transmission distance capable of wireless communication with the USIM card, the search unit amplifies the signal to search for the accessory device This provides the effect that the user can find the missing accessory device.

1 is a system configuration diagram showing a wireless communication extension system of a USIM card using an accessory device according to the present invention.
2 is a detailed system configuration diagram showing a detailed configuration of a wireless communication extension system of a USIM card using an accessory device according to the present invention.
3 is a block diagram showing the accessory setting applet configuration of the wireless communication expansion system of the USIM card using the accessory device according to the present invention.
4 and 5 are exemplary views showing an execution screen of an accessory setting applet of a wireless communication extension system of a USIM card using an accessory device according to the present invention.
Figure 6 is an illustration showing an accessory device loss notification screen of the wireless communication expansion system of the USIM card using the accessory device according to the present invention.
7 is an exemplary view showing an accessory device search screen of the wireless communication expansion system of the USIM card using the accessory device according to the present invention.
8 is a flowchart illustrating a wireless communication extension method of a USIM card using an accessory device according to the present invention.
9 is a flowchart illustrating an accessory setting step of a wireless communication extension method of a USIM card using an accessory device according to the present invention.
10 is a flowchart illustrating an accessory device loss notification step of a wireless communication extension method of a USIM card using an accessory device according to the present invention;
11 is a flowchart illustrating an electronic money charging step of a wireless communication extension method of a USIM card using an accessory device according to the present invention.

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

1 and 2 is a block diagram showing a wireless communication expansion system of the USIM card using the accessory device according to an embodiment of the present invention.

1 and 2, a wireless communication extension system of a USIM card using an accessory device according to the present invention includes a mobile terminal 100, a USIM card 200 and an accessory device 300 that may be mounted on a mobile terminal. It can be configured to include.

The mobile terminal 100 is used by mounting the USIM card 200. The mobile terminal 100 may be connected to a mobile communication network such as a mobile phone and a personal digital assistant (PDA) to implement at least data communication while being at a size suitable for a user's portability. Do.

The USIM card 200 is a card that can be mounted and used in the mobile terminal 100 and may be a contact card.

The accessory device 300 is a COMBI card including a contact card function and a contactless card function. For example, the accessory device 300 may be any one of a transportation card, a bank card, a credit card, an electronic gift certificate, a public telephone card, or a multifunction composite card. . In addition, the accessory device 300 may not only have the size and shape of a general card, but also may be attached to the back of the mobile terminal in the form of a sticker. In addition, it may be made smaller than a general card or may have a decorative effect such as a character. By wirelessly communicating such an accessory device with a UISM card, the accessory device provides an effect of receiving data using a mobile communication network through a mobile terminal equipped with a mobile USIM card.

The USIM card 200 and the accessory device 300 may perform wireless communication by the first protocol, and the accessory device 400 may perform wireless communication by the external terminal 400 and the second protocol.

The first protocol is a protocol capable of performing near field communication. Although not limited to the embodiment described in the present description, more preferably, the first protocol may be a Zigbee protocol for wireless communication using the 2.4 GHz frequency. ZigBee operates similarly to Wi-Fi and Bluetooth at the 2.4Ghz frequency, but features low power that can last for more than a year. The first protocol may communicate in accordance with IEEE 802.15.4.

The second protocol may be a contactless wireless communication protocol that communicates wirelessly using a 13.56 MHz frequency as a different protocol from the first protocol. The second protocol may communicate according to the ISO-14443 protocol.

The USIM card 200 may further include a USIM card first communication module 210. The USIM card 200 communicates with the accessory device 300 via the first protocol through the first communication module 210.

The accessory device 300 may further include an accessory device first communication module 310. The accessory device 300 performs wireless communication with the USIM card 200 through the first protocol through the accessory device first communication module 310.

The accessory device 300 may further include an accessory device second communication module 350 and an accessory device control module 330.

The accessory device second communication module 350 performs wireless communication with the external terminal 400 by the second protocol.

The accessory device control module 330 controls the accessory device first communication module 310 and the accessory device second communication module 350.

The wireless communication extension system of the USIM card using the accessory device according to the embodiment of the present invention may further include an accessory setting applet 230. 3 is a block diagram showing an accessory setting applet configuration, and FIGS. 4 and 5 are exemplary views showing an execution screen of the accessory setting applet.

The accessory setting applet 230 sets the accessory device 300 to wirelessly communicate with the USIM card 200 or releases the dedicated accessory device setting. That is, when the accessory device 300 and the USIM card 200 exist within a predetermined distance, the USIM card first communication module 210 may recognize the accessory device 300 through wireless communication using the first protocol. When the accessory device 300 is recognized, the accessory device first communication module 310 transmits the data stored in the accessory device 300 to the USIM card first communication module 210. That is, the unique ID for identifying the accessory device 300 is transmitted to the USIM card first communication module 210.

The accessory setting applet 230 matches and stores the UISM card ID and the unique ID for identifying the USIM card, so that the accessory device 300 corresponding to the unique ID transmits wireless communication based on the first protocol to the USIM card 200. The accessory device 300 can be set as an accessory device dedicated to the USIM card so as to be dedicated. You can also disable the dedicated accessory device settings.

When the accessory device 300 is set as an accessory device dedicated to the USIM card, the accessory device 300 performs wireless communication according to the first protocol only between the USIM card 200. USIM card 200 without wireless communication with the third card or the third terminal, even if the third card or third terminal capable of wireless communication according to the first protocol is within the wireless communication possible distance of the accessory device 300. By performing wireless communication with the mobile phone, it can operate as a dedicated accessory device of the USIM card 200.

In addition, when the accessory setting applet 230 sets the accessory device as an accessory device exclusively for the UISM card, and when the dedicated device is out of the effective range for wireless communication, the wireless communication function of the accessory device is partially deactivated. You can secure the accessory device so that it cannot. When the accessory device is secured, if the USIM card that is out of the effective range for wireless communication from the USIM card cannot be recognized, the accessory device can communicate wirelessly with the accessory device first communication module 310 or the accessory device second communication module 350. Lock can be set by disabling). When the lock is set, the data stored in the accessory device is not recognized as an external terminal, so even if the user loses the accessory device, the data stored in the accessory device is not leaked.

As such, when the accessory device 300 is set as an accessory device exclusively for the USIM card 200 through the accessory setting step S120, even if the accessory device 300 is lost, the data stored in the accessory device 300 may be changed to other persons. It is possible to set security so that it cannot be used. That is, even if the accessory device 300 is lost, data stored in the accessory device 300 does not perform wireless communication unless the accessory device 300 is a USIM card 200 registered as a dedicated accessory device. Accordingly, by locking the data of the accessory device 300, the user may maintain security of the data stored in the accessory device 300. In addition, when electronic money is stored in the accessory device 300, data about the electronic money may be stored in the USIM card 200 through wireless communication before the loss of the accessory device 300. Can be refunded for lost electronic money.

As shown in FIG. 3, the accessory setting applet 230 may include an accessory setting unit 231, a loss alarm unit 233, and a search unit 235.

The accessory setting unit 231 may allow the accessory device 300 to dedicate the wireless communication by the first protocol to the USIM card 200 through the unique ID received from the accessory device 300. Set as an accessory device dedicated to the USIM card or release the dedicated accessory device setting.

The loss alarm unit 233 performs a function of notifying the loss of the accessory device 300. That is, the accessory device 300 may not be able to recognize the accessory device 300 through the wireless communication because the USIM card 200 is out of the transmission distance capable of wireless communication by the first protocol. In this case, as shown in FIG. 6, the loss alarm unit 233 may generate loss notification data including a time when the accessory device cannot be recognized, a final usage history, and the like, and display the lost notification data through the portable terminal. Lost notification data may conform to ISO-7816, a communication protocol between a USIM card and a mobile terminal. In addition, the portable terminal may notify the loss of the accessory device through a warning sound, a warning light, a vibration, and the like. According to this embodiment, when the accessory device is out of the transmission distance capable of wireless communication with the USIM card, the loss alarm unit 233 notifies this, so that the user can immediately know whether the accessory device is lost.

The search unit 235 performs a function of finding the accessory device 300 when the accessory device 300 is lost. That is, the accessory device 300 may not be able to recognize the accessory device 300 through the wireless communication because the USIM card 200 is out of the transmission distance capable of wireless communication by the first protocol. In this case, the search unit 235 amplifies a signal of wireless communication by the first protocol and performs a function of searching for the accessory device 300. As shown in FIG. 7, the location of the accessory device may be displayed through the portable terminal. According to this embodiment, when the accessory device is out of the transmission distance capable of wireless communication with the USIM card, the search unit amplifies the signal to search the accessory device, thereby providing the effect that the user can find the lost accessory device.

On the other hand, according to another embodiment of the present invention, it is possible to simply charge the electronic money stored in the accessory device 300 by using wireless communication between the USIM card 200 and the accessory device 300.

That is, the accessory device 300 may store the balance of electronic money. When the user wants to charge the electronic money, the accessory device 300 charges the electronic money with the USIM card 200 through wireless communication using the first protocol. When the request is made, the USIM card 200 requests the electronic money company to charge the electronic money so that the user can charge the electronic money of the accessory device 300 regardless of time and place.

In more detail, the accessory device 300 may further include an accessory device memory 370 and a charge request message generating module 390.

The accessory device memory 370 stores the balance of electronic money.

The charging request message generating module 390 generates an electronic money charging request message requesting the charging of electronic money when the balance of the electronic money stored in the accessory device memory 370 is less than a threshold set by a user or the like.

The electronic money charging request message may be automatically generated by the accessory device 300 when the balance of the electronic money stored in the accessory device 300 is less than a threshold value. Since the accessory device 300 and the USIM card 200 communicate wirelessly using the first protocol, the accessory device control module 330 converts the electronic money charge request message into a first protocol charge request message according to the first protocol. To the USIM card 200 through the accessory device first communication module 310.

The USIM card first communication module 210 receives a first protocol charge request message sent by the accessory device first communication module 310.

The USIM card 300 may further include a charging applet 250. When the USIM card first communication module 210 receives an electronic money charging request message, the charging applet 250 may include an accessory device memory ( The electronic money company requests to charge the electronic money stored in 370 to charge the electronic money. In this case, the charging applet 250 may convert the first protocol charge request message into a USIM protocol charge request message according to the protocol of the USIM card 200 and the electronic money company server, and transmit the message to the electronic money company server.

When the charging applet 250 receives the USIM protocol charging message for charging the electronic money from the electronic money company server, the charging applet 250 converts the USIM protocol charging message into a first protocol charging message according to the first protocol. To send).

When the accessory device first communication module 310 receives the first protocol charge message, the accessory device control module 330 charges the balance of the electronic money stored in the accessory device memory 370 according to the first protocol charge message. .

8 illustrates a wireless communication extension method of a USIM card using an accessory device according to an embodiment of the present invention.

First, the USIM card 200 performs the wireless communication step (S100) by the first protocol to wirelessly communicate with the accessory device 300 by using the wireless communication by the first protocol.

The accessory device 300 may perform a wireless communication step (S200) by a second protocol that performs wireless communication with the external terminal 400 using a second protocol that is different from the first protocol.

Referring to the wireless communication step (S100) by the first protocol in more detail as follows.

The accessory device 300 performs a unique ID transmission step S110 of transmitting a unique ID for identifying the accessory device 300 to the USIM card 200.

Next, the USIM card 200 receives the unique ID and performs an accessory setting step S120 of setting the accessory device 300 as an accessory device dedicated to the USIM card 200.

The USIM card 200 receives the unique ID, and the accessory device 300 corresponding to the unique ID allows the wireless communication based on the first protocol to be dedicated to the USIM card 200 by the accessory dedicated to the USIM card 200. Set to device. Accessory device settings dedicated to the USIM card can be made by matching the USIM card ID for identifying the USIM card with the unique ID received from the accessory device.

When the accessory device 300 is set as an accessory device dedicated to the USIM card, the accessory device 300 performs wireless communication according to the first protocol only between the USIM card 200. USIM card 200 without wireless communication with the third card or the third terminal, even if the third card or third terminal capable of wireless communication according to the first protocol is within the wireless communication possible distance of the accessory device 300. By performing wireless communication with the mobile phone, it can operate as a dedicated accessory device of the USIM card 200.

In addition, after the accessory setting step S120, the USIM card may further perform a security setting step of securely setting the accessory device so that the accessory device cannot communicate wirelessly when the accessory device is out of the transmission range capable of wireless communication by the first protocol. have. When the accessory device is secured, if the accessory device cannot recognize the USIM card because it is out of the wireless communication range from the USIM card, the accessory device may be set to lock by deactivating the accessory device wireless communication function. If the lock is set, data stored in the accessory device may not leak out.

As such, when the accessory device 300 is set as an accessory device exclusively for the USIM card 200 through the accessory setting step S120, even if the accessory device 300 is lost, the data stored in the accessory device 300 may be changed to other persons. It is possible to set security so that it cannot be used. That is, even if the accessory device 300 is lost, data stored in the accessory device 300 does not perform wireless communication unless the accessory device 300 is a USIM card 200 registered as a dedicated accessory device. Therefore, a lock is set on the data of the accessory device 300, so that the user can maintain the security of the data stored in the accessory device 300. In addition, when electronic money is stored in the accessory device 300, data about the electronic money may be stored in the USIM card 200 through wireless communication before the loss of the accessory device 300. Can be refunded for lost electronic money.

In addition, after the accessory device 300 is set as an accessory device dedicated to the USIM card 200 through the accessory setting step S120, the accessory device 300 may be out of the transmission distance capable of wireless communication by the first protocol. If the 200 is unable to recognize the accessory device 300, as shown in FIG. 10, the USIM card 200 may further perform a loss notification step notifying the loss of the accessory device 300.

According to another embodiment of the present invention, if the USIM card 200 cannot recognize the accessory device 300 because the accessory device 300 is out of the wireless communication possible transmission distance according to the first protocol, the USIM card 200 A search for searching for the accessory device by amplifying a signal of wireless communication according to the first protocol may be further performed.

Meanwhile, according to another embodiment of the present invention, after the accessory setting step S120, the electronic money stored in the accessory device 300 is easily charged by using wireless communication between the USIM card 200 and the accessory device 300. This may be described below with reference to FIG.

If the balance of the electronic money stored in the accessory device 300 is less than the threshold set for charging the electronic money, the accessory device 300 requests the USIM card 200 to charge the electronic money stored in the accessory device 300. An accessory device charging request step (S130) of transmitting the electronic money charging request message to the USIM card 200 is performed. When the USIM card 200 receives the electronic money charging request message, the USIM card 200 may further perform a USIM card charging request step S140 of requesting the electronic money company server to charge the electronic money stored in the accessory device 300. have.

In more detail, the accessory device 300 determines whether the balance of the stored electronic money is less than a threshold set for charging the electronic money (S131). For example, when the electronic money balance stored in the accessory device 300 is less than 1000 won (threshold), the user may generate an electronic money recharge request message requesting recharging (S132). The electronic money charging request message may be automatically generated by the accessory device 300 when the balance of the electronic money stored in the accessory device 300 is less than a threshold value. Since the accessory device 300 and the USIM card 200 communicate wirelessly using the first protocol, the accessory device 300 converts the electronic money charge request message into a first protocol charge request message according to the first protocol. The card 200 is transmitted (S133).

The USIM card 200 receives the first protocol charge request message (S141), and converts the first protocol charge request message according to the first protocol into a USIM protocol charge request message according to a protocol between the USIM card 200 and the electronic money company server. Convert and transmit to the electronic money company server (S142).

The USIM protocol charge request message may be directly transmitted by the USIM card 200 to the electronic money company server using the mobile terminal 100 or through the mobile communication company server.

Next, after the USIM card charging request step (S140), the accessory device charging step (S150) of charging the balance of the electronic money stored in the accessory device may be further performed. That is, when the USIM card 200 receives a USIM protocol charging message for charging electronic money from the electronic money company server, the first protocol charging according to the first protocol capable of wirelessly communicating the USIM protocol charging message with the accessory device 300. The message is converted into a message and transmitted to the accessory device 300. The accessory device 300 charges the balance of the electronic money stored in the accessory device 300 according to the first protocol charge message.

In addition, preferred embodiments of the present invention are disclosed for the purpose of illustration, those skilled in the art will be able to various modifications, changes, additions, etc. within the spirit and scope of the present invention, such modifications, changes, etc. fall within the scope of the claims Should be seen.

100: mobile terminal
200: USIM card
210: USIM card first communication module
230: Accessory Settings Applet
231: accessory setting
233: Lost Alarm
235: search unit
250: Charging Applet
300: Accessory Device
310: accessory device first communication module
330: Accessory Device Control Module
350: accessory device second communication module
370: accessory device memory
390: charging request message generating module
400: external terminal

Claims (26)

A mobile terminal;
A USIM card mounted on the mobile terminal and capable of wireless communication according to a first protocol; And
And an accessory device capable of wireless communication using the USIM card and the first protocol, and wirelessly communicating with an external terminal using a second protocol which is a different protocol from the first protocol.
The USIM card includes a USIM card first communication module capable of wireless communication with the accessory device using the first protocol.
The accessory device may further include: an accessory device first communication module capable of wireless communication with the USIM card first communication module using the first protocol; An accessory device second communication module capable of wireless communication with the external terminal according to the second protocol; And an accessory device control module for controlling the accessory device first communication module and the accessory device second communication module.
delete The method of claim 1,
The accessory device first communication module transmits a unique ID for identifying the accessory device to the USIM card first communication module.
The USIM card first communication module receives the unique ID,
The USIM card may be configured as an accessory device dedicated to the USIM card or a dedicated accessory so that the accessory device corresponding to the unique ID can dedicate wireless communication by the first protocol to the USIM card. And a accessory setting applet including an accessory setting unit for releasing the device setting.
4. The accessory setting applet of claim 3,
A USIM card using an accessory device, wherein the accessory device is set as an accessory device dedicated to the USIM card by matching and storing a USIM card ID for identifying the USIM card and the unique ID received from the accessory device. Wireless communication extension system.
The method of claim 4, wherein
The accessory setting applet is configured to securely set the accessory device such that the accessory device cannot be wirelessly communicated when the accessory device is out of a transmission distance capable of wireless communication from the USIM card when the accessory device is set as an accessory device dedicated to the USIM card. and,
When the accessory device is out of the transmission distance capable of wireless communication from the USIM card and the accessory device cannot recognize the USIM card when the security setting is made, the accessory device uses the accessory device first communication module or the accessory device second communication module. A wireless communication expansion system for a USIM card using an accessory device, characterized in that the lock setting is made inactive.
4. The accessory setting applet of claim 3,
The apparatus may further include a loss alarm unit notifying the loss of the accessory device when the accessory device is out of the transmission distance capable of wireless communication according to the first protocol and the USIM card cannot recognize the accessory device capable of wireless communication. Wireless communication expansion system of the USIM card using an accessory device.
4. The accessory setting applet of claim 3,
If the accessory device is out of the transmission distance capable of wireless communication by the first protocol and cannot recognize the accessory device capable of wireless communication with the USIM card, amplify a signal of wireless communication by the first protocol. And a searching unit for searching for the accessory device.
The method of claim 3, wherein
The accessory device includes an accessory device memory for storing balance of electronic money; And a charging request message generating module for generating an electronic money charging request message requesting the charging of the electronic money when the balance of the electronic money stored in the accessory device memory is less than a set threshold.
The USIM card further includes a charging applet for charging the electronic money by requesting an electronic money company server to charge the electronic money stored in the accessory device memory when the electronic money charging request message is received. Wireless communication expansion system of the USIM card using an accessory device.
The method of claim 8,
The accessory device control module converts the electronic money charging request message into a first protocol charging request message according to the first protocol,
The accessory device first communication module, the wireless communication expansion system of the USIM card using the accessory device, characterized in that for transmitting the first protocol charge request message to the USIM card first protocol.
The method of claim 9,
The USIM card first communication module receives the first protocol charge request message,
The charging applet converts the first protocol charge request message into a USIM protocol charge request message according to the protocol of the USIM card and the electronic money company server and transmits the USIM card to the electronic money company server. Wireless communication extension system.
The method of claim 10, wherein the charging applet,
When the USIM protocol charging message for charging the electronic money is received from the electronic money company server, converting the USIM protocol charging message into a first protocol charging message according to the first protocol and transmitting the first protocol charging message to the accessory device. Wireless communication expansion system of the USIM card using an accessory device.
The method of claim 11, wherein the accessory device control module,
If the accessory communication device receives the first protocol charging message, the accessory device charges the balance of the electronic money stored in the accessory device memory according to the first protocol charging message. Wireless communication expansion system of the card.
The method of claim 1, wherein the first protocol,
Wireless communication expansion system of the USIM card using an accessory device, characterized in that the Zigbee protocol for wireless communication using the 2.4GHz frequency.
The method of claim 11, wherein the accessory device,
Wireless communication expansion system of the USIM card using an accessory device, characterized in that the smart card including the Contact Based Interface and Dual Interface function.
The method of claim 14, wherein the second protocol,
A wireless communication extension system of a USIM card using an accessory device, characterized in that the contactless wireless communication protocol for wireless communication using the 13.56 MHz frequency.
The method of claim 1, wherein the accessory device,
Wireless communication expansion system of the USIM card using an accessory device, characterized in that any one of the transportation card, bank card, credit card, electronic gift certificate, public telephone card or multi-function composite card.
In the wireless communication extension method of the USIM card using an accessory device consisting of a USIM card and an accessory device mounted on the mobile terminal,
A wireless communication step according to a first protocol in which the USIM card wirelessly communicates with the accessory device using wireless communication according to a first protocol; And
Performing a wireless communication by a second protocol in which the accessory device wirelessly communicates with an external terminal using a second protocol that is different from the first protocol; and
In the wireless communication step according to the first protocol,
Transmitting, by the accessory device, a unique ID for identifying the accessory device to the USIM card; And
An accessory setting step of setting, by the USIM card, the accessory device as an accessory device dedicated to the USIM card so that the accessory device corresponding to the unique ID can be used for wireless communication by the first protocol. Wireless communication extension method of the USIM card using an accessory device, characterized in that further performing.
delete 18. The method of claim 17, wherein setting the accessory comprises:
The accessory device is set as an accessory device dedicated to the USIM card by matching the USIM card ID for identifying the USIM card with the unique ID received from the accessory device. Wireless communication extension method of the USIM card using.
20. The method of claim 19, wherein after the accessory setting step:
A security setting step of securely setting the USIM card to the accessory device so that the accessory device cannot communicate wirelessly when the accessory device is out of the wireless communication possible transmission distance according to the first protocol;
When the accessory device is secured, if the accessory device cannot recognize the USIM card because it is out of the wireless communication range from the USIM card, the accessory device is set to lock by deactivating the wireless communication function of the accessory device. Wireless communication expansion method of the USIM card using an accessory device.
The method of claim 20, wherein after the accessory setting step:
If the USIM card is unable to recognize the accessory device because the accessory device is out of the wireless communication range by the first protocol, a loss notification step of informing the USIM card of the loss of the accessory device is further performed. Wireless communication expansion method of the USIM card using an accessory device, characterized in that.
The method of claim 20, wherein after the accessory setting step:
If the USIM card cannot recognize the accessory device because the accessory device is out of the transmission range capable of wireless communication according to the first protocol, the USIM card amplifies a signal of wireless communication according to the first protocol and the accessory And a searching step of searching for a device.
The method of claim 20, wherein after the accessory setting step:
If the accessory device, the balance of the electronic money stored in the accessory device is less than the threshold value set, transmits an electronic money recharge request message requesting the USIM card to charge the electronic money stored in the accessory device to the USIM card An accessory device charging request step; And
When the USIM card receives the electronic money charge request message, the USIM card charge request step of requesting the electronic money company server to charge the electronic money stored in the accessory device; further comprising the accessory device Wireless communication extension method of USIM card.
The method of claim 23, wherein in the accessory device charging request step,
And the accessory device converts the electronic money charging request message into a first protocol charging request message according to the first protocol and transmits the converted message.
The method of claim 24, wherein in the USIM card charging request step,
The USIM card converts the first protocol charge request message into a USIM protocol charge request message according to the protocol of the USIM card and the electronic money company server, and transmits the wireless communication to the electronic money company server. Way.
The method of claim 25, wherein after the USIM card charging request step,
When the USIM card receives a USIM protocol charging message for charging the electronic money from an electronic money company server, converts the USIM protocol charging message into a first protocol charging message according to the first protocol and transmits the same to the accessory device. ,
And an accessory device charging step of charging, by the accessory device, the balance of the electronic money stored in the accessory device according to the first protocol charging message. .

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