KR100636695B1 - Mobile communication system, gift certificate service system and gift certificate service server - Google Patents

Abstract

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a mobile communication system, wherein a mobile communication service system for managing a wireless telephone service or a multimedia service for a customer, and a sale, gift, and use of an electronic gift certificate according to a request of a communication terminal through the mobile communication service system are managed. A gift voucher service system, connected to a mobile communication service system, to manage purchases, gifts, and use of electronic vouchers from customers, and to communicate customer vouchers purchased in the form of a barcode It is connected to gift voucher service server to send to terminal, gift voucher service server and stores voucher information and responds to voucher usage inquiries from server, and is connected to voucher service server and connected to customers through wired and wireless network. Including a network server that functions as a user interface for the purchase, gift and use of gift certificates, the electronic gift certificate distribution system can be integrated and processed in one batch to simplify the electronic gift certificate distribution system. It has the effect of making a purchase, gift, or use available.

Electronic Gift Certificate, Membership Authentication, Barcode, Membership Card, Gift Certificate Purchase, Gift Certificate Gift, Gift Certificate Use

Description

Mobile communication system, a gift certificate service system, and a gift certificate service server}

1 is a block diagram showing an electronic gift certificate distribution system integrated with a mobile communication service system according to a preferred embodiment of the present invention;

2 is a block diagram showing an electronic gift certificate distribution system according to a preferred embodiment of the present invention,

3 is a diagram illustrating a type of service provided by a product mall that is displayed on a communication terminal as a mobile user interface according to an exemplary embodiment of the present invention.

The present invention simplifies the electronic voucher distribution system by simultaneously integrating a mobile communication system, a gift voucher service system and a gift voucher service server, in particular, an electronic voucher operation system and a mobile communication system, and at the same time quickly, accurately purchase, present, and use electronic vouchers. The present invention relates to a mobile communication system, a gift certificate service system, and a gift certificate service server.

Currently, gift certificates that are commonly used include roughly those issued by a particular department store and those issued by a company that manufactures a particular product, such as shoes or clothing, and merchants that want to issue and handle them, such as book vouchers or cultural gift certificates. There are vouchers distributed under contract. Among these, cultural gift certificates are related to intangible goods such as so-called theater and movies. In addition, various types of gift certificates are currently being used or planned.

In addition, as a concept adjacent to the gift certificate, there may be a boarding pass such as a ticket or a train boarding pass, a discount ticket for discounting a part of a specific or unspecified product price when presenting various sports event tickets, certificates. Hereinafter, in the present specification, the gift certificate refers to a certificate that is presented as a certificate having an exchange value and can be purchased or discounted in tangible and intangible goods.

On the other hand, the conventional physical gift certificate is a value for each price range is made in the form of a printed medium, that is printed on the paper is sold or distributed, it can be largely managed by the issuance process and distribution / collection process. Looking at the issuance process, each issuing agency designs and prints a gift certificate in a desired shape. In this process, various devices necessary for preventing forgery are included in the gift certificate. Next, the printed gift certificate is delivered to various distributors for distribution, and the buyer of the gift certificate visits each retailer at the designated time to purchase the gift certificate, and the sold gift certificate is discarded after being used at the dealership and collected. In addition, at present, due to the rapid development of the communication environment including the Internet, a system for receiving a courier service after purchasing a gift certificate through the Internet at a remote location has been proposed.

However, such a physical gift voucher distribution system is inconvenient, in addition to the cost necessary to prevent counterfeiting, there is a time and space constraint to visit a designated dealer at a designated time to purchase a gift voucher.

In order to solve the problem of the gift certificate, an electronic gift certificate has been developed. The electronic gift certificate can be used to print out the amount of money desired from the user's bank account or credit card on the Internet, telephone, mobile phone, unmanned automatic machine, credit card checker, etc. It is a method of issuing electronic vouchers that can be designated and used like cash by filling out a certain form.

In this case, when the customer approaches the operator's host and enters his bank account number or credit card number, the operator host recognizes this and connects to the VAN company. The credit card will be automatically debited, and in the case of a credit card, the electronic card will be recognized in the same way as the credit card cash service, and the money will be automatically transferred to the operator's bank account.

Accordingly, the customer can purchase the goods at the place designated by the operator with the printed electronic gift certificate and the balance of the purchase can be received in cash. When a business receives such an electronic voucher, it checks whether the electronic voucher is practical, receives the electronic voucher, and the operator collects the electronic voucher and deposits the amount into a designated place or business.

However, the current electronic voucher distribution system has to be purchased and used electronic vouchers through a number of procedures, such that the operator host and VAN, and VAN, affiliated financial and credit card companies must be connected to the database system.

In addition, when purchasing, gifting, or using electronic vouchers using a mobile communication means, a procedure through a mobile carrier must be added to the above procedure. There is a problem that hinders.

Accordingly, the present invention has been made in view of the above circumstances, and the mobile gift voucher system can be integrated and processed in one batch to simplify the electronic voucher distribution system and at the same time quickly and accurately purchase, gift, and use a mobile voucher. An object is to provide a communication system, a gift certificate service system, and a gift certificate service server.

In addition, the present invention does not require a separate payment procedure when using the electronic voucher by using the communication terminal by integrating the electronic voucher operating system and the mobile communication system into one, it is possible to immediately purchase the gift voucher, and use it. An object of the present invention is to provide a mobile communication system, a gift certificate service system, and a gift certificate service server.

The mobile communication system of the present invention for achieving the above object is a mobile communication service system for managing a wireless telephone service or a multimedia service to a customer, and the sale of an electronic gift certificate in accordance with the request of the communication terminal through the mobile communication service system, Includes a gift voucher service system for managing gifts and redemptions,

The gift voucher service system is connected to the mobile communication service system to manage purchases, gifts, and use of electronic vouchers from customers, and transmits the vouchers purchased by the customer to a mobile communication terminal in a bar code form. A gift voucher database that is connected to the gift voucher service server, stores voucher information, and responds to a voucher use inquiry from the server, and is connected to the voucher service server and connected to a customer through the wired / wireless network to purchase an electronic voucher. Includes a network server, performing user interface functions related to gifts and usage.

In addition, the gift certificate service system of the present invention, in a gift certificate service system that manages the sale, gift and use of electronic gift certificates in response to a request of a communication terminal via a wired or wireless network, is connected to the wired or wireless network and requested through a customer's communication terminal. A gift voucher service server for managing purchases, gifts, and usage of electronic vouchers, and transmitting the vouchers purchased by customers to the communication terminal of the customer in the form of a bar code, connected to the voucher service server, and storing the product information. A gift voucher database that responds to gift voucher usage inquiries from a service server, and is connected to the voucher service server and connected to a communication terminal of a customer via the wired / wireless network to provide user interface functions for purchase, gift and use of electronic vouchers. Performing network It includes server.

In addition, the gift voucher service server of the present invention, the payment management unit for processing the payment related to the purchase and use of the electronic voucher in response to a request from the customer's communication terminal, the cost incurred when the customer purchases, presents and uses the electronic voucher Settlement management unit for processing the electronic voucher sales module for transmitting the electronic voucher that the payment management unit has completed the payment in accordance with the purchase request of the customer and informs the contents in the form of a message, the payment management unit in accordance with the gift request of the customer The electronic voucher gift module, which presents the electronic voucher that has been paid to the assignee and notifies the contents in the form of a message, generates a barcode for the electronic voucher purchased by the customer, and generates the barcode through the sales module and the gift module. Barcode management unit to transmit to the customer's communication terminal, and manage the bar code information And an electronic voucher use module for processing the usage details of the electronic voucher according to the request for the use of the electronic voucher issued by the barcode and notifying the contents in the form of a message.

Hereinafter, with reference to the accompanying drawings will be described the configuration and operation of the invention according to a preferred embodiment of the present invention.

1 is a block diagram showing an electronic gift certificate distribution system integrated with a mobile communication service system according to a preferred embodiment of the present invention.

Such integrated system includes customer management server 10, wired and wireless network server 20, telephone bill payment system 30, coupon service server 40, KTF brand server 50, customer authentication server 60, MMS (70) ), LBS 80, SMSC (90), gift certificate service server 100, gift certificate database 110, content database 115, G / W server 120, KFTC 130, department store 140, There is a KTF Merchant 150. In addition, the wired / wireless network server 20 includes a WEB server 21 and an ME server 22.

The customer management server 10 is a server for comprehensively managing mobile telephones of mobile communication, for example, K016's 016, 018 subscription customers. This management is performed directly with the customer through the WEB server 21 and the ME server 22 of the wired and wireless network server 20, the wired network to the WEB server 21, and the wireless network to the ME server 22 Customer management is provided by exchanging information with customers.

The telephone bill payment system 30 is a system for sending and paying bills while managing the telephone bill of a customer. Coupon service server 40 is a server that sends coupons to customers and manages their use. KTF brand server 50 is a server that manages each brand of KTF, namely Na, MAIN, KTF, DRAMA, Bigi.

The customer authentication server 60 is a server that manages the member authentication of the mobile phone customer. The request of the customer management server 10 informs whether the current mobile phone user is a member. It will be possible to use a mobile phone only with the authentication of the customer authentication server 60. The MMS 70 is a server managing a multimedia message service, and the SMSC 60 is a server managing a short message service. LBS 80 is a server that tracks and manages the current location of the mobile phone.

The cooperation of these servers allows mobile phone users to enjoy wireless mobile communications. Of course, the above system for payment through a credit card, etc. is connected to the external KFTC 130.

The description thus far relates to a mobile communication system that is already in service, and the present invention combines an electronic voucher distribution system with it. That is, in FIG. 1, reference numerals 100 to 150 are combined with an existing mobile communication system.

The gift certificate service server 100 is a server that allows a mobile communication company to manage the release, gift, and use of electronic gift certificates. The gift certificate database 110 stores a database for determining whether a customer's use of electronic gift certificates is reasonable at the request of the gift certificate service server 100. In addition, the content database 115 stores a gift certificate and a present content such as a ringtone, a theme card, background music, a character, and the like.

The G / W server 120 is a server that establishes a connection with each store offline when a customer releases an electronic gift certificate through an electronic gift certificate distribution system and uses it offline.

The KFTC 130 is a place where an external payment is required while purchasing an electronic voucher through an electronic voucher distribution system or using an electronic voucher through offline. The department store 140 and the KTF affiliate store 150 are places that use electronic vouchers offline.

As such, the electronic voucher distribution system is coupled to the mobile communication system, thereby enabling the mobile telecommunication company to manage the release, gift and use of the electronic voucher.

Now, a detailed configuration of a preferred embodiment of the present invention centering on the electronic gift certificate distribution system will be described with reference to FIG. 2.

The preferred embodiment of the present invention with reference to FIG. 2 is based on the premise of joining a gift certificate member to purchase, present and use the electronic gift certificate of the present invention as described below. However, it will be understood by those skilled in the art that this is only one embodiment and that it is possible in particular if a separate membership is not required for the use of an electronic gift certificate. That is, when the electronic voucher is purchased, presented, and used using the mobile terminal, since an authentication procedure is already performed when the mobile terminal is used, a separate authentication procedure is not necessary. In such a case, the authentication information of the mobile terminal can facilitate the subsequent processing on the purchase, gift and use of the electronic gift certificate.

2 is a block diagram showing an electronic gift certificate distribution system according to a preferred embodiment of the present invention.

The electronic gift voucher distribution system is configured by adding some related items in the configuration of FIG. 1 around the electronic gift voucher service system 200 that enables the release, gift and use of electronic vouchers.

Electronic gift voucher service system 200 includes a system management server 210, gift voucher service server 220, gift voucher database 230, content database 235, WEB server 240, and ME server 250, In addition, a system for distributing electronic gift certificates includes a merchant through VAN, a merchant through a wired network and a computer, a communication terminal via a wireless network, and a financial settlement agency.

In addition, the gift certificate service server 220 uses the payment management unit 221, barcode management unit 222, settlement management unit 223, user authentication module 224, gift certificate sales module 225, gift certificate gift module 226 and gift certificates. Module 227.

The electronic gift certificate service system 200 is a system for authenticating and managing the purchase, gift, and use of electronic gift certificates from a communication terminal through wired or wireless networks, a merchant through wired or wireless networks, or a VAN.

The system management server 210 is a server that manages the overall operation of the electronic gift certificate service system 200 that manages the distribution of electronic gift certificates.

The gift certificate service server 220 is a server that authenticates and manages a request for an electronic gift certificate distribution service from a communication terminal or a merchant under the control of the system management server 210, each of which is a payment management unit 221 and a barcode management unit 222. ), The settlement management unit 223, the user authentication module 224, gift certificate sales module 225, gift certificate gift module 226 and gift certificate use module 227.

First, the payment management unit 221 is a means for making an internal payment for the purchase and use request for the customer's electronic gift certificate. The barcode management unit 222 is a means for managing the barcode of the electronic gift certificate using the barcode. The settlement management unit 223 is a means for performing settlement for matters that change depending on the customer's electronic gift certificate gift and use.

In addition, the user authentication module 224 is a module for determining whether a gift or use of an electronic gift certificate of a customer is appropriate in cooperation with the gift certificate database 230 described later. And, the gift certificate sales module 225 is a module that manages the sale of the customer of the electronic gift certificate, the gift certificate gift module 226 is a module that manages the gift of the electronic gift certificate, the gift certificate use module 227 is the use of the electronic gift certificate. This module manages.

Gift certificate database 230 is a device that stores a variety of data to determine whether the customer's electronic gift certificate gift or use in accordance with the request of the user authentication module 224. Therefore, the database stores not only the details of the gift vouchers purchased by the customer, but also the gift details and usage history, which not only authenticates the customer as a gift voucher member, but also serves as data for judging whether the gift voucher or use of the customer is justified. Gift vouchers are classified and stored, for example, by voucher type, voucher issuer, and voucher amount. Of course, in the embodiment that does not require the gift certificate membership authentication, it is possible to obtain the necessary information only by the mobile carrier's member authentication to perform the process related to the use of the gift certificate. Here, member authentication of the mobile communication company is performed by the customer authentication server.

The content database 235 stores electronic gift certificates and items that can be presented, such as ringtones, background music, theme cards, characters, and the like. Such additional gifts may be provided in the content database 235 in the electronic voucher service system 200 as described above, or may be provided by an external content provider according to a user's request.

The WEB server 240 and the ME server 250 are servers that are connected to the customer or the affiliated store through wired and wireless networks, respectively, to exchange information with the customer or the affiliated store.

If there is a payment through a credit card or the like directly, it will be referred to VAN 260 or to the Financial Services Agency 290.

In addition, a message service means such as a multimedia message service (MMS) or a short message service center (SMSC) is connected to the gift certificate service server 220, and in accordance with the instructions of the server, the result of the purchase, gift and use of the electronic gift certificate of the customer in the form of a message. It performs the role of sending to the communication terminal.

Now, a method in which a customer uses an electronic voucher distribution system having such a configuration through a communication terminal will be described with reference to FIG. 3.

FIG. 3 is a diagram illustrating a service type of a product mall displayed on a communication terminal as a mobile user interface according to a preferred embodiment of the present invention. 3 is an example and the present invention is not limited to this representation.

First, reference numeral 300 denotes a mode for selecting the purchase, gift, use, etc. of the electronic gift certificate displayed on the communication terminal. It also displays announcements, gift vouchers, gift vouchers baskets, and call centers. The customer can select one of these to perform the desired function.

Reference numeral 310 denotes a notice, and the event content, winner announcement, notice, and the like are displayed. This item conveys what you want to inform your customers about electronic vouchers.

Reference numeral 320 denotes a purchase of a gift certificate and is selected when a customer wants to purchase an electronic gift certificate. By selecting this function, customers can purchase electronic vouchers through communication terminals, and intangibly own, present and use purchased vouchers.

When the customer clicks on the item, the gift certificate service server 220 accepts it, and the user authentication module 224 uses the data of the gift certificate database 23 to determine whether the gift certificate is a member. If the user is a member, when the gift certificate sales module 225 pays by the payment management unit 221 or by credit card, etc., the user receives the payment through the VAN company and delivers the gift certificate to the user in a download manner. Finally, we will make a request to the SMSC or MMS to send the result of such processing in the form of a message.

Reference numeral 330 denotes a gift voucher inquiry, and the customer selects to grasp the information on the gift voucher before purchasing the electronic voucher. Here, as an example, the items can be inquired by products and amounts.

In response to the inquiry request, the gift certificate service server 220 searches for the data in the gift certificate database 23 and delivers the contents to the user.

Reference numeral 340 relates to a gift certificate gift, which is selected when a customer purchases an electronic gift certificate and wants to present it to another person. Such a gift may be made by binding a ringtone, a card, or the like.

When the customer clicks on the item, the gift certificate service server 220 accepts it, and as in the purchase, the user authentication module 224 determines whether the gift certificate is a member using the data of the gift certificate database 23. If the user is a member, the gift certificate gift module 226 receives the data from the user, presents the gift certificate as well as additional gifts such as ringtones, background music, and cards to the assignee, and then sends an SMSC or Will make a request to the MMS.

Such a gift will be freely made by accessing the gift certificate service server 220 through a wired computer or a mobile phone of a wireless network.

Reference numeral 350 denotes a shopping cart and is selected when the customer wants to know information about the gift certificate, that is, a purchase history, a usage history, a balance, a gift history, and the like. This allows customers to see at a glance all the information about their electronic vouchers.

When the gift certificate basket is clicked, the gift certificate service server 220 retrieves the data in the gift certificate database 23 and delivers the corresponding contents to the user, that is, the purchase history, the use history, the balance, the gift details, and the like, and displays the gift certificate in the form of a barcode. It also plays a role in allowing merchants to use gift certificates. That is, when a user presents a barcode voucher displayed on the communication terminal to the merchant, the merchant contacts the barcode reader and the contents enter the gift voucher service server 220 through the communication network. Will be used offline.

Reference numeral 360 denotes a gift voucher guide, and if a customer wants to purchase, present, and use an electronic voucher, the user selects a detailed explanation in this regard.

In response to such a request for use, the gift certificate service server 220 searches for the gift certificate database 23 and delivers the contents to the user.

Reference numeral 370 refers to a call center and is selected to contact a system administrator when a problem that cannot be solved through a gift certificate usage guide occurs.

By appropriately selecting the modes of these communication terminals, the customer can easily purchase, present and use electronic vouchers. Of course, the present invention does not apply only to the mode using the communication terminal of the mobile telephone as described above. For example, an electronic voucher can be purchased, gifted and used through a computer, and an electronic voucher purchased through an offline merchant can also be used.

As described above, the present invention has the effect of simplifying the electronic voucher distribution system and simultaneously purchasing, presenting and using the electronic voucher by integrating the electronic voucher operating system and the mobile communication system into one batch.

In addition, the present invention does not require a separate payment procedure when using the electronic voucher by using the communication terminal by integrating the electronic voucher operating system and the mobile communication system into one, it is possible to immediately purchase the gift voucher, and use it. Has the effect.

Although the present invention has been described with reference to several embodiments, these are merely illustrative of the present invention and the present invention is not limited to these examples. Those skilled in the art will recognize that various modifications to the present invention are possible, although not specifically disclosed herein, they are also within the spirit and scope of the present invention.

Claims (19)

 A mobile communication service system providing a wireless telephone service or a multimedia service to a mobile communication terminal, and A gift certificate service system that controls the sale, gift, and use of electronic gift certificates according to signals input from a mobile communication terminal connected to the mobile communication service system. Including; The gift certificate service system, A gift certificate service server linked to the mobile communication service system to control the purchase, gift, and use of electronic vouchers according to a signal input from the terminal, and convert the purchased electronic vouchers into a bar code form and transmit them to a mobile communication terminal; A gift certificate that stores information on purchase details, gift details, and usage details of an electronic gift certificate, and provides appropriate information to the gift certificate service server according to the electronic gift certificate gift or use request signal inputted through the gift certificate service server. Database, and And a network server connected to the gift certificate service server and connected to a mobile communication terminal through a wired / wireless network to perform a user interface function for purchase, gift, and use of an electronic gift certificate. The method of claim 1, The gift certificate service server, A payment management unit performing payment processing associated with the purchase and use of an electronic gift certificate according to a signal input from a user's mobile communication terminal; Settlement management unit for processing fluctuations incurred in accordance with the payment processing in the payment management unit, Electronic voucher sales module for notifying the mobile communication terminal in the form of a message the purchase details of the electronic vouchers paid by the payment management unit, Electronic gift voucher gift module for notifying the mobile communication terminal in the form of a message of the gift content of the electronic voucher payment is completed in the payment management unit, A barcode management unit which controls the information of the generated barcodes by generating a barcode for the electronic voucher which has been paid by the payment management unit, and transmits the barcode to the user's mobile communication terminal through the electronic voucher sales module and the gift module; A mobile voucher using module for controlling the use of the electronic voucher according to the use request signal of the electronic voucher converted into the barcode inputted from the mobile communication terminal and notifying the contents to the mobile communication terminal in a message form; Communication system. The method according to claim 1 or 2, The mobile communication service system further includes a message service means for interworking with the gift certificate service server and transmitting electronic voucher purchases, gifts and usage details to the mobile communication terminal in a message form under the control of the gift certificate service server. . The method according to claim 1 or 2, The gift certificate service system, A content database connected to the gift certificate service server and providing content to a user's mobile communication terminal; and And a system management server connected to the gift certificate service server, gift certificate database, content database, and network server to control the flow of data therebetween. The method of claim 2, The gift voucher service server further includes a user authentication module for checking whether or not an electronic voucher member of a user who wants to use and present an electronic voucher by referring to the gift voucher database, and performs authentication for the member. delete The method according to claim 1 or 2, The network server is a mobile communication system connected to the wired network. The method according to claim 1 or 2, The network server is a mobile communication system connected to a wireless network. In the gift certificate service system that controls the sale, gift and use of electronic gift certificates in accordance with the signal input from the mobile communication terminal through a wired or wireless network, Connected to the wired / wireless network to control the purchase, gift and use of an electronic gift certificate according to a signal input from the mobile communication terminal through the mobile communication service system, and convert the purchased electronic gift certificate into a bar code form to the mobile communication terminal. Voucher service server transmitting, A gift certificate that stores information on purchase details, gift details, and usage details of the electronic gift certificate and provides appropriate information to the gift certificate service server according to the electronic gift certificate gift or use request signal inputted through the gift certificate service server. Database, and And a network server connected to the gift certificate service server and connected to the mobile communication terminal through the wired / wireless network to perform a user interface function for purchase, gift, and use of an electronic gift certificate. The method of claim 9, The gift certificate service server, A payment management unit performing payment processing associated with the purchase and use of an electronic gift certificate according to a signal input from a user's mobile communication terminal; Settlement management unit for processing fluctuations incurred in accordance with the payment processing in the payment management unit, Electronic voucher sales module for notifying the mobile communication terminal of the purchase details of the electronic voucher received by the payment management unit in the form of a message, Electronic gift voucher gift module that notifies the mobile communication terminal in the form of a message of the gift content of the electronic voucher received by the payment management unit, Bar code management unit for generating a bar code for the electronic voucher paid by the payment management unit to manage the information of the generated barcode, and transmits the bar code to the user's mobile communication terminal through the electronic voucher sales module and gift module, And A gift certificate including an electronic gift certificate use module which controls the use of the electronic gift certificate according to the use request signal of the electronic gift certificate converted into the barcode inputted from the mobile communication terminal and notifies the contents to the mobile communication terminal in the form of a message. Service system. The method of claim 9 or 10, And a message service means linked with the gift certificate service server to transmit the electronic gift certificate purchase, gift, and usage details to the mobile communication terminal in the form of a message under the control of the gift certificate service server. The method of claim 9 or 10, A content database connected to the gift certificate service server and providing content to a user's mobile communication terminal; and And a system management server connected to the gift certificate service server, gift certificate database, content database, and network server to control the flow of data therebetween. The method of claim 10, The gift certificate service server further includes a user certificate module that checks whether an electronic gift certificate member of a user who wants to purchase, present, and use an electronic gift certificate with reference to the gift certificate database, and performs authentication for the member. delete The method of claim 9 or 10, The network server is a gift certificate service system connected to a wired network. The method of claim 9 or 10, The network server is a gift certificate service system connected to a wireless network. In the gift certificate service server that manages the purchase, gift and use of electronic gift certificates in accordance with a signal input from a mobile terminal through a wired or wireless network, A payment management unit performing payment processing associated with the purchase and use of an electronic gift certificate according to a signal input from the mobile communication terminal through a mobile communication system; Settlement management unit for processing fluctuations incurred in accordance with the payment processing in the payment management unit, Electronic voucher sales module for notifying the mobile communication terminal in the form of a message the purchase details of the electronic voucher received payment in the payment management unit, Electronic gift voucher gift module that notifies the mobile communication terminal in the form of a message the gift content of the electronic voucher that has been paid by the payment management unit, A barcode management unit which controls the information of the generated barcodes by generating a barcode for the electronic voucher which has been paid by the payment management unit, and transmits the barcode to the user's mobile communication terminal through the electronic voucher sales module and the gift module; A gift certificate service server comprising an electronic gift certificate use module for controlling the use of the electronic gift certificate according to the use request signal of the electronic gift certificate converted into the barcode inputted from the mobile communication terminal and notifying the contents in a message form. The method of claim 17, The gift certificate service server further includes a user certificate module that checks whether an electronic gift certificate member of a user who wants to purchase, present, and use an electronic gift certificate with reference to the gift certificate database, and performs authentication for the member. delete

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