KR20100120631A - Patment and authorization, settlement and membership joining method, device and system by purchaser using mobile communication terminal - Google Patents

Abstract

PURPOSE: A method, a device, and a system for payment approval, payment, and membership subscription of a purchaser using a mobile communication terminal are provided to safely and quickly perform payment through the mobile communication terminal without showing a card to a member store. CONSTITUTION: A mobile communication terminal user makes a mobile communication terminal approach to a member store terminal(S100). The member store terminal transmits purchase information and member store information to the mobile communication terminal(S110). The mobile communication terminal transmits a payment approval request and payment information to a PG(Payment Gateway). The PG transmits a payment result to the mobile communication terminal or the member store terminal(S140).

Description

Payment approval, settlement and membership subscription method, device and system by purchaser using mobile communication terminal {PATMENT AND AUTHORIZATION, SETTLEMENT AND MEMBERSHIP JOINING METHOD, DEVICE AND SYSTEM BY PURCHASER USING MOBILE COMMUNICATION TERMINAL}

The present invention relates to a method, apparatus and system for commerce payment, approval, settlement, and membership subscription by a purchaser using a mobile communication terminal. Specifically, the present invention relates to a mobile communication terminal, merchant information, product purchase information, A merchant terminal for transmitting information, such as a purchase price, to a mobile communication terminal, and a payment, approval, settlement, and membership registration method, apparatus, and system for facilitating commerce settlement, approval, or membership in a merchant using PG. .

Conventional card payment is connected to the merchant's POS, or a single card (card, prepaid card, debit card, etc. payment means card) lookup (terminal) to obtain the buyer's card number, along with merchant information and payment VAN It takes a way to request authorization to the card company server via.

A detailed description with reference to FIG. 1 is as follows.

If the card company purchases credit from the designated merchant, the card reader of the merchant accesses the card issuer server through the VAN network and receives the card payment approval and completes the transaction.

The card user 10 holds a card issued from a card company, and the affiliated store is provided with a normal card approval inquiry machine (terminal) 20 for transmitting payment information by accessing a specific VAN company. The card approval inquiry machine 20 and the VAN's relay system 30 are connected to a predetermined network (eg, telephone Internet), and the VAN's relay system 30 and the card company's transaction approval system 40 are connected to each other. Is usually connected to a private network.

In the case of using an online payment method through an internet shopping mall instead of the affiliated store, a payment gateway (PG) 30 performs the role of the VAN company.

The VAN relays the purchase information requested for approval (or cancellation) through the card inquiry machine (terminal) to the affiliated store and the card company, and the PG 30 receives a consignment from a company that conducts business transactions on the Internet. It bills the payment settlement companies such as banks and electronic payment companies, receives the payments, and pays them back to the entrusted companies.

When a cardholder presents a card to a merchant to pay for goods and requests a purchase, the merchant uses a credit card authorization inquiry device (terminal) to request approval from the card company. At this time, the card approval inquiry machine sends the information of the card user stored in the user's card, the product order information generated by the card approval inquiry machine, the payment amount and the information of the merchant to the VAN company. The VAN company receives the information through the VAN relay system 30.

In order to apply for approval, the VAN relay system 30 having received the payment approval request data reads the card company information contained in the user information in the payment approval request data and related the transaction approval request to the transaction approval system 40 of the card company. Send the data.

The card company's transaction approval system 40 that has received data related to the transaction approval request compares the user information, product order information, payment amount, and merchant information included in the data related to the transaction approval request with its member data or merchant data, respectively. Check if the transaction between the cardholder and the merchant is valid.

The card company's transaction approval system 40 transmits the transaction approval result for the transaction approval request to the VAN relay system 30 relaying the payment approval request, and the VAN relay system 30 stores the approval number data. Send to the relevant transaction inquiry of the affiliated store. Based on the transmitted authorization data, the card transaction inquiry machine prints the payment result on the card receipt and notifies the card user.

In the payment method using such a card, when a card user provides information such as the card number, expiration date, and card issuer necessary for the card payment approval to a terminal installed in a merchant, the merchant requests a transaction approval from the merchant through the VAN company. The payment is made based on the approved result.

However, such a card payment method may expose personal financial information, including card information of a card user, to merchants, cause a financial accident using a card user's card information, and increase the risk of copying card information by a third party. The same is true for the membership card issuance.

It is an object of the present invention to approve credit card payments (hereinafter referred to as "merchant terminal" for various cards) for card payment devices such as credit cards, debit cards, and prepaid cards in the form of magnetic stripe (MS) or IC chips. In the payment approval method, which was the subject of the request, the mobile communication terminal user, that is, the buyer, does not present his or her financial information to the merchant, and the buyer can directly connect to the PG company from the purchaser terminal and allow the card transaction to be authorized through the card company. To provide a payment method and system using a terminal.

Another object of the present invention is to provide a payment approval system using a mobile communication terminal of a buyer, by simplifying the configuration of a merchant terminal, allowing a mobile communication terminal buyer to become a subject of a card transaction.

It is still another object of the present invention to provide a method and system for joining a terminal user through which a mobile user can easily join a membership of a merchant.

In order to achieve the above object, the present invention provides a merchant terminal for transmitting purchase information (commodity, price, payment amount, etc.) and merchant information to a buyer's mobile communication terminal and receiving a payment approval result, and the purchase information, merchant information and It provides a payment system using a mobile communication terminal including a payment gateway for receiving the buyer's financial information from the mobile communication terminal requesting payment approval to the financial server of the card company corresponding to the financial information.

According to another aspect of the invention, the memory unit for storing the merchant information, the input unit for inputting the purchase information, the transmission and reception unit for transmitting the purchase information and merchant information to the user mobile communication terminal and receiving payment approval details from the mobile communication terminal; Provided is a merchant terminal including a communication port for communicating payment approval details from a payment gateway and a memory unit for storing received payment approval details.

According to another aspect of the present invention, a short-range communication module, and a memory for storing personal financial information and payment program, the payment program, when the purchase information and merchant information received through the short-range communication module, the purchase It provides a payment system using a mobile communication terminal which transmits the personal financial information together with information and merchant information wirelessly (mobile communication network) and requests a payment.

According to another aspect of the invention, the step of receiving payment information including the purchase information (goods, amount, payment total amount, etc.), merchant information and the buyer's financial information transmitted from the buyer's mobile communication terminal, and the payment information It provides a payment method using a buyer's mobile terminal comprising the step of determining whether or not to approve payment based on, and transmitting the information on the payment approval to the mobile terminal.

According to another aspect of the invention, the step of receiving payment information including the purchase information and cash transaction information transmitted from the buyer's mobile terminal, storing the payment information for each buyer, and after a predetermined time elapsed It provides a payment method using a mobile communication terminal comprising the step of notifying the IRS server of the cash transaction information including the cash transaction amount based on the stored payment information.

According to another aspect of the invention, the step of receiving an affiliated party's ID and the mobile communication terminal user ID from a mobile communication terminal, checking whether the user is subscribed to the merchant membership, and if not And confirming that the user is a mobile communication terminal user through a mobile communication company server, receiving personal information of the user, subscribing the user to the affiliated store membership, and transmitting the subscription result. Provides a method of joining affiliated merchants.

According to the present invention, a secure and quick payment can be performed using a mobile communication terminal without presenting a card to an affiliated store.

On the other hand, unlike the conventional settlement method through a VAN company centered on a merchant terminal (for example, a card reader), a mobile communication terminal user, that is, a buyer, becomes the subject of commerce and reduces the possibility of the buyer's financial information being stolen or Can be removed.

In addition, by simplifying the configuration of the merchant terminal, small merchants who operate mobile stores can easily perform card transactions.

In addition, the mobile communication terminal user can be easily added to the merchant membership without exposing his or her personal information.

As such, according to the present invention, it is possible to solve the safety problem of the conventional card transaction method, it is possible to easily perform a card transaction in an environment difficult to install the merchant terminal can activate the card transaction.

1 is a view showing a card payment method of the merchant center through the conventional merchant terminal and VAN company.
2 is a block diagram illustrating a payment system using a mobile communication terminal according to an embodiment of the present invention.
3 is a block diagram illustrating a payment system using a mobile communication terminal and a named prepaid PG according to another embodiment of the present invention.
Figure 4 is a block diagram for explaining a merchant membership subscription system using mobile communication according to another embodiment of the present invention.
5 is a view showing the operation of the payment method using a mobile communication terminal according to the present invention.
6 is a view illustrating a process of joining a merchant using a mobile communication terminal and an ID PG according to the present invention.

EMBODIMENT OF THE INVENTION Hereinafter, with reference to an accompanying drawing, the structure of this invention is demonstrated in detail. However, it is to be understood that the invention is not limited to the described embodiments but may be embodied in other forms.

2 is a block diagram illustrating a payment system using a mobile communication terminal according to an embodiment of the present invention.

Referring to FIG. 2, a payment system using a mobile communication terminal includes a non-contact wireless transmission and reception means and includes a personal information storage memory such as a USIM chip, an SD card, and other memories, purchase information, and merchant information. A merchant terminal 200 capable of transmitting to the mobile communication terminal, a merchant POS system 200A connected to an affiliated store terminal, and a payment gateway (PG: Payment Gateway) 300 receiving a payment approval request from the mobile communication terminal 100; And, in response to the payment approval request comprises a card company financial server 400 for determining whether to approve payment.

The mobile communication terminal 100 includes various accounts such as banks, securities, insurance, and various payment cards such as cash cards, debit cards, prepaid cards, and gift cards, personal identification cards such as IDs, passes, and memberships, tickets, and coupons. Store various services such as gift certificates (customer reward points or corporate points), and receive product purchase information and merchant information from the merchant terminal 200 during a financial transaction, and receive user financial information, product purchase information, and merchant information from the PG (300). ) To request transaction approval. When the transaction is approved, the payment approval number of the card company transmitted from the PG 300 is received.

The mobile communication terminal 100 includes various accounts such as banks, securities, and insurances of buyers, various payment cards such as cash cards, debit cards, prepaid cards, and gift cards, personal identification cards such as IDs, passes, and memberships, tickets, and coupons. Stores various service information such as customer reward points and receives product purchase information and merchant information from the merchant terminal 200 during a financial transaction and transmits the buyer's financial information, product purchase information and merchant information to the PG 300 Ask for approval. When the transaction is approved, the payment approval number of the card company transmitted from the PG 300 is received.

The mobile communication terminal 100 includes a portable wireless communication terminal such as a mobile phone and a PDA terminal. The mobile communication terminal 100 may include a Universal Subscriber Identity Module (USIM) chip which is a user identification card of the mobile communication terminal 100. The USIM chip includes a payment program, a user authentication program, and the like. , Personal account such as securities insurance, virtual account number, payment card information such as cash card, debit card, prepaid card, gift card, personal identification information such as ID, pass, membership, ticket, coupon, points, customer reward Personal information such as various service information such as points and miles can be stored.

In addition, the USIM chip may contain a plurality of card information, which is displayed on the screen of the mobile communication terminal 100 to allow a buyer to select a card to be used for payment or to set a priority according to the priority. To be selected.

When the merchant information and purchase information are transmitted to the mobile communication terminal 100 and stored in the portable terminal, the user authentication process is performed by checking the password stored in the USIM chip and the password input by the user, and the user authentication is performed. In this case, the merchant information and the purchase information are transmitted to the PG together with the financial information selected in the mobile communication terminal 100 or selected by the user.

In addition, when the micropayment approval or personal authentication is not important, the payment approval process may be performed immediately by omitting the personal authentication verification process according to the service provider's policy.

When the purchase information and the merchant information are received by the mobile communication (including global roaming) or the telecommunication such as the Internet, without the short-range communication module, personal financial information is transmitted to the PG 300 together with the purchase information and the merchant information. Can be.

In the prior art, a credit settlement approval request is made through an affiliated terminal 200 and a VAN relay system, so that financial information of a buyer may be stolen, whereas in the present invention, the financial information and purchase information are transferred by a mobile phone user. Since it is transmitted directly to the PG through it is possible to reduce or eliminate the possibility of the user's financial information being stolen.

Meanwhile, in the above-described embodiment, the case where the USIM chip is embedded in the mobile communication terminal 100 has been described. Of course, a variety of information and programs may be stored in a separate memory card.

The affiliated store terminal 200 basically includes an input unit 210, a display unit 220, a short range wireless communication transceiver 230, a memory 240, and a communication port 250.

When the merchant inputs purchase information and / or merchant information through the input unit 210, the information is configured to appear on the display unit 220. The input unit is configured as a keypad so that the seller can receive the purchase information by key operation or the barcode recognition unit is configured to receive the purchase information by barcode recognition of the product, but is not limited thereto.

If the merchant terminal 200 is used to attach to the POS or card reader 200A installed in the merchant, the merchant terminal 200 will be a simple short-range wireless communication transceiver of the form of Dummy without an input unit, a display, or a memory.

The short-range wireless communication transceiver 230 is provided with short-range wireless communication transmitting and receiving means such as NFC or RF, Bluetooth, infrared for transmitting and receiving transaction details and payment approval results with the user's mobile communication terminal and moves the purchase information and merchant information. Transmission to the communication terminal 100 and can receive the payment approval history from the user's mobile communication terminal through the short-range wireless communication. The communication port 250 may include a communication port 250 that connects a POS or other communication means (telephone, Internet, etc.) and connects with the PG 300 company to receive payment approval details through a communication network.

The short range wireless communication transceiver 230 may transmit data in a short range wireless communication method using an infrared or RF method, but is not limited thereto. Various devices capable of transmitting data to the mobile communication terminal 100 (through a connection cable and a port) It may be a device configured to perform data transmission in a wired communication method or mobile communication through a mobile communication network.

The memory 240 may store affiliate store information, purchase information, and payment approval information.

The merchant terminal 200 according to the present invention does not need to communicate with an external VAN company, unlike the conventional merchant terminal 20 illustrated in FIG. 1.

That is, when a product buyer wants to purchase a product, the seller inputs purchase information such as a price of the product through the key input unit 210 of the affiliated store terminal 200, and then purchases the mobile communication terminal of the buyer through the communication unit 230. Merchant information and purchase information is delivered to 100, and the payment approval request procedure thereafter is performed by the mobile communication terminal 100 of the buyer.

The merchant terminal 200 exchanges data such as purchase information and the like with a mobile communication terminal within a few centimeters by using a non-contact communication method such as NFC (Near Firld Communication), RF, Bluetooth, or infrared ray, and approves payment from the user's mobile terminal. Receive the details. In addition, when the affiliated store terminal 200 is connected to POS, etc., the payment approval history may be directly received from the PG company.

Alternatively, if the mobile communication terminal is added to the two-way transmission and reception function, such as NFC (Near Firld Communication), the mobile communication terminal itself becomes the merchant terminal 200 and payment approval is the user's mobile communication terminal 100 is subject to the approval request The payment approval notification may be directly sent from the PG 300 to the affiliated mobile communication terminal, that is, the affiliated store terminal 200. Of course, even at this time, the user's mobile communication terminal 100 may receive the payment history and transmit the payment history to the terminal of the affiliate store.

The mobile communication terminal 100 is registered as an affiliated store terminal 200 so that the affiliated store terminal 200 has a mobile communication function on its own or is connected to a separate mobile communication device and is connected to the mobile communication terminal 100 through an SMS text service. It may be configured to enable communication.

Meanwhile, the affiliated store terminal 200 may be independently present or connected to the POS device of the affiliated store through a wired or wireless connection port. Alternatively, the affiliated store terminal 200 may be configured to be mounted inside the POS machine.

In this case, the purchase information and the affiliated store information may be transmitted to the mobile communication terminal 100 at the same time as the use of the POS device (eg, input of a transaction product amount).

Hereinafter, with reference to FIG. 2, card user approval and payment approval made between the mobile communication terminal 100, the PG 300, and the financial server 400 of the card company will be described.

The mobile communication terminal 100 receives affiliated store information and purchase information from the affiliated store terminal 200, and then stores merchant information and purchase information received therein and received financial information (credit card number or virtual account number) input by the user. Along with the PG 300 and requests the payment approval.

The PG 300 receives payment information (eg, merchant information, purchase information and payment amount, and buyer financial information) from the mobile terminal 100 to determine the corresponding card company, and then applies the payment information or a payment approval request message including the same. The bank transfers to the financial server 400 of the card company. The financial server 400 of the card company checks whether the user and the affiliated store of the mobile communication terminal 100 are members of the card company and the transaction within the credit limit, and determines whether the payment is approved.

When the credit card company's financial server 400 approves the payment, the payment approval number and / or payment result is transmitted via the PG 300 or directly to the mobile terminal 100 so that the buyer can confirm the payment and approve payment. If this is not possible, inform the fact.

The affiliated store terminal 200 has a data receiving function so that the seller can check whether the payment is made by receiving a payment approval number and a payment result from the mobile communication terminal 100 or from the PG 200.

When the payment approval decision is made by the card company's financial server 400, the card company transfers or pays the purchase price directly or via the PG 300.

Through the settlement method of the present invention as described above, it is possible to achieve a significant spread of credit transactions. For example, in the case of a stand, a small mobile store cannot use a POS device according to the prior art, but payment by credit card is not possible, but when the payment method according to the present invention is taken, the stand users are themselves from the merchant terminal 200. Receives the purchase information and merchant information to the mobile communication terminal of 100, it is possible to request credit payment directly by transmitting to the PG with their credit account number. If the stall owner (the merchant owner) has a mobile communication terminal having a short range wireless communication function such as NFC, RF, the merchant terminal of the merchant owner becomes the merchant terminal 200.

In addition, since the card holder or the credit account holder performs the commerce using his mobile communication terminal 100, the user may reduce concern about the leakage of financial information such as the account number of the user.

In addition, since the financial information of the buyer is transmitted to the PG through a mobile communication network that is difficult to tap or very difficult, security is enhanced compared to the conventional case in which financial information is transmitted between a merchant POS and a VAN company through a wired telephone network. In addition, the mobile communication terminal 100 may further improve security by encrypting the transaction information and the financial information to the PG 200.

3 is a block diagram illustrating a payment system using a mobile communication terminal and a named prepaid PG according to another embodiment of the present invention.

The card user may open an account (virtual account) 420 through a financial institution, charge a virtual account in advance, and then perform payment according to the above-described method.

Specifically, referring to FIG. 3, the payment system using the mobile communication terminal and the registered prepaid PG further includes a mobile communication terminal 100, an affiliated store terminal 200, a registered prepaid PG 300 ′, and a limit management system. And a financial server 400 of a card company and a financial server 400 'of a bank.

The functions and configurations of the affiliated store terminal 200 and the mobile communication terminal 100 are the same as those described through the detailed description of FIG. 2, and the following prepaid PG 300 ′, card company's financial server 400, and banks The financial server 400 'will be described in detail.

The user of the mobile communication terminal 100 sets a usage amount in the financial server 400 of the card company, deposits an amount corresponding to the limit in the bank, and charges the account (including the virtual account) of the financial company 400 'of the card company. . Limit setting and account charging is preferably configured in terms of convenience to be performed using the mobile communication terminal 100.

Thereafter, when a payment approval request is received from the mobile communication terminal 100, the card company's financial server 400 compares the usage of the card user with the purchase information and approves the transaction when the usage amount exceeds the product price. Subtract the amount by the commodity price.

Withdrawal and deposit for each merchant are performed between the financial server 400 of the card company and the financial server 400 'of the bank.

If the limit amount does not exceed the purchase price of the product included in the purchase information, payment is not approved to the mobile communication terminal 100 and / or the merchant terminal 200 through the prepaid PG 300 '. send.

According to another embodiment of the present invention, credit or prepaid card payment using the mobile communication terminal described in FIG. 2 may be applied to payment using various payment means such as debit card, mileage, communication billing, gift voucher payment, and the like. .

As described above, the transaction information is added to the mobile communication terminal 100 by adding cash transaction information, not card payment information, to the purchase information and the merchant information using the affiliated store purchase terminal 200.

According to the method described with reference to FIG. 2 or FIG. 3, the mobile communication terminal 100 transmits cash transaction information to the PG 300, and the PG 300 stores cash transaction information transmitted for each user.

The stored cash transaction information is reported by the PG 300 to the IRS at the quarterly or end of the year so that each user can be conveniently provided with tax deduction benefits. That is, even if the cash receipt is not obtained by purchasing at a small store that is difficult to issue a cash receipt, the cash receipt may be deducted according to the configuration of the above-described embodiment.

On the other hand, within the scope of the technical idea of the present invention using the mobile communication terminal 100 and the ID PG (300˝) can be configured so that the user can easily subscribe to each affiliated store.

4 is a block diagram illustrating an affiliated store membership subscription system using mobile communication according to another embodiment of the present invention.

Referring to FIG. 4, an affiliated store subscription system using a mobile communication network includes an affiliated store ID terminal 200 ′, a mobile communication terminal 100, an ID PG 300 ″, and a mobile communication company server 500.

The mobile communication terminal 100 transmits an affiliate store ID from the affiliate store ID terminal 200 ′ to the mobile communication terminal 100.

The mobile communication terminal 100 transmits the received merchant ID and its own ID (for example, UICC-ID) to the ID PG 300 ″, and the user of the mobile communication terminal 100 corresponds to the ID PG 300 ″. Check if you are a member of a merchant.

As a result of the check, if not registered, the ID PG 300 "transmits the mobile communication terminal ID to the mobile communication company server 500, and the mobile communication company server 500 confirms the user of the terminal from the mobile communication terminal ID. The personal information (for example, contact information such as address, birthday, etc.) is extracted and transmitted to the ID PG 300 ".

When the USIM chip is embedded in the mobile communication terminal 100, the mobile communication company server 500 may identify a user and extract personal information through a UICC-ID uniquely assigned to the USIM chip. Alternatively, the user identification information can also be extracted through the terminal number.

The ID PG 300 ″ performs the user's affiliate store registration procedure based on the user's personal information received from the mobile communication company server 500 and transmits the result to the mobile communication terminal 100. In addition, the mobile communication terminal The 100 may reconnect to the affiliated store ID terminal 200 ′ and transmit a subscription result to the affiliated store ID terminal 200 ′.

If the merchant ID terminal 200 ′ has a wired or wireless communication function, the ID PG 300 ″ may transmit a subscription result directly to the merchant ID terminal 200 ′.

The payment method using the mobile communication terminal according to the present invention described above will be described with reference to FIG.

The user of the mobile communication terminal 100 purchases a product or a service at the affiliated store and approaches the mobile communication terminal 100 to the affiliated store terminal 200 (S100).

The affiliated store terminal 200 transmits the purchase information and the affiliated store information to the mobile communication terminal 100 (S110).

The mobile communication terminal 100 transmits a payment approval request and payment information to the PG 300 based on the purchase information and the affiliated store information, and the PG 300 transmits it to the financial server 400 of the card company (S120). ).

The financial server 400 of the card company determines whether to approve the transaction, and transmits the payment approval number to the PG 300 (S130).

The PG 300 receiving the payment approval number transmits the payment result to the mobile communication terminal 100 or the affiliated store terminal 200 (S140).

When the payment approval is confirmed through the purchaser's mobile communication terminal 100 or through the affiliated store terminal 200, the seller delivers the product to the user of the mobile communication terminal 100, and the PG 300 acts on behalf of the merchant. The card company requests payment of the purchase goods, and the card company pays the payment request to the PG 300, and then the PG 300 pays the settlement to the affiliated store.

On the other hand, the main idea of the technical idea of the present invention is that the buyer's mobile communication terminal is subject to the transaction approval, by partially changing the embodiment of FIG. 5 described above, the mobile communication terminal 100 does not pass through the PG 300 Of course, it may be configured to immediately request a payment by accessing a service provider such as a bank or a card company.

Referring to Figure 6 will be described with reference to the affiliated store using the mobile communication terminal and ID PG according to the present invention.

First, the user of the mobile communication terminal 100 accesses the mobile communication terminal to the affiliated store ID terminal 200 'in order to join the affiliated store (S200).

The affiliated store ID terminal 200 ′ transmits the affiliated store ID to the mobile communication terminal 100 (S210).

The mobile communication terminal 100 transmits the unique ID and the affiliated store ID of the user stored in the terminal to the ID PG 300 ″ (S220).

The ID PG 300 ″ checks whether the user of the mobile communication terminal 100 is subscribed to the affiliated store membership (S230). If not, the ID PG 300 ″ transmits the user ID to the mobile communication company server 500 (S240). .

The mobile communication company server 500 checks the user of the mobile communication terminal and transmits the corresponding user information to the ID PG 300 ″ (S250).

The ID PG 300 "associates the user with an affiliate based on the user information received from the mobile carrier server 500 (e.g., adds the user information to the corresponding merchant area stored in the database in the ID PG 300"). As a result, the user joins the affiliated member membership, and transmits the result to the affiliated store ID terminal 200 ', the affiliated member management server, and / or the mobile communication terminal 100.

As described above, the configuration of the present invention has been described in detail through the accompanying drawings and preferred embodiments, which are merely examples, and those skilled in the art may have various modifications within the scope of the technical idea of the present invention. Of course, change is possible.

In addition, the application of the present invention should not be limited to the embodiments described herein, for example, in the present specification, the merchant is assumed and described as a store, but is not limited to this, various service provider organizations membership management institutions, schools, hospitals The term 'buyer' in this specification also means a person who purchases a product or service for the same reason. In addition, it shall be interpreted collectively to refer to those who perform dues payments, utility payments, membership, or other personal registration.

Therefore, the protection scope of the present invention should be defined by the description of the claims below.

100: mobile communication terminal 200: merchant terminal
300: PG 300´: Registered Prepaid PG
300˝: ID PG 400: Bank's financial server
400´: Bank's financial server 500: Mobile carrier server

Claims (1)

Receiving payment information including purchase information and cash transaction information transmitted from the mobile communication terminal of the buyer;
Storing the payment information for each buyer;
After a predetermined time elapses, notifying the IRS server of the cash transaction information including the cash transaction amount based on the stored payment information.
Payment method using a mobile communication terminal comprising a.

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