KR20020048202A - Method for a lottery sale using point of sale apparatus and system therefor - Google Patents

Abstract

PURPOSE: A method and a system for selling a lottery ticket using a POS(Point of Sale) device are provided to issue and sell an instant lottery ticket informing the lottery winning by connecting to a lottery division and a draw lottery. CONSTITUTION: A lottery ticket selling system comprises a member shop(10), a middle management center(30) replaying the communication between the member shop and the credit card company or the lottery ticket division and sending the AD information to the POS device, the lottery ticket division(70) checking and sending the wining and prize money of a lottery ticket number inputted by the customer to the POS device, and a credit card company(50) checking and sending the credit state of the customer to the POS device of the member shop according to a request of the member shop. The POS device displays the AD information sent by the middle management center and prints out the lottery ticket and resident registration number inputted by the customer as a preset format if an approval is decided by the credit card company.

Description

Lottery sale method and system using POS device {METHOD FOR A LOTTERY SALE USING POINT OF SALE APPARATUS AND SYSTEM THEREFOR}

The present invention relates to a point of sale (POS) system, and in particular, when a customer purchases a lottery ticket by credit card or cash at a merchant, the customer directly inputs an arbitrary lottery number using a POS device, and immediately the lottery business unit. The present invention relates to a lottery ticket sales method and system using an instant lottery ticket to check whether a lottery number selected by a customer and whether or not a lottery ticket is sold through a subsequent lottery.

Generally, credit and debit cards are roughly classified into magnetic stripe cards (hereinafter referred to as "MS cards") and integrated circuit cards (hereinafter referred to as "IC cards").

Conventionally, when a credit card holder (customer) requests a purchase while presenting his or her credit card to a merchant to pay for goods or services, the merchant stores the customer information stored on the customer's credit card and the merchant. After completing the transaction approval request by combining the transaction history and merchant information generated by the POS device installed in the POS device, request the credit card company for approval through the telephone network.

That is, the full transaction approval request (combination of user information, transaction details, and merchant information) generated from the affiliated store is transmitted to a relay system of a predetermined value added network (VAN) company via a telephone network.

At this time, since the POS device has a device for transmitting information only to the relay system of a specific VAN company, the approval request generated at the specific POS device is transmitted only to the relay system of the specific VAN company.

VAN's relay system, which received the full transaction approval request, reads the credit card company information contained in the customer information within the transaction approval request message, and transmits the combination of data related to the authorization request to the credit card company's transaction approval system. The relay system and the transaction approval system of the credit card company are connected by a dedicated packet network.

The credit card company's transaction approval system that receives the transaction approval request compares the user information, transaction history, and merchant information included in the transaction approval request history with the member data or the merchant data, respectively, so that both the user and the merchant are disqualified as transaction members. And verify that the transactions that occurred between them are valid.

The credit card company then forwards the result of the transaction approval request to the merchant's POS device through VAN.

As such, POS devices of merchants that pay with credit cards in exchange for goods and services were limited to product registration, money management, and credit settlement, and the present invention provides a new function for POS devices having such limited functions. And to add services to facilitate the sale of various goods at the merchant.

Therefore, the object of the present invention is to access the lottery business department immediately after the customer selects a random lottery number at the merchant to know whether the lottery number selected by the customer has won or not through the instant lottery and subsequent lottery The present invention provides a method and system for selling lottery tickets using POS devices that issue and sell lottery tickets.

In addition, another object of the present invention is to introduce a service such as the sale of electronic lottery ticket and the advertisement of various products that the customer designates and selects the lottery number using a POS device, thereby providing a new service to the customer to activate the merchant more The present invention provides a method and system for selling lottery tickets using POS devices.

Figure 1 shows a lottery ticket sales system using a POS device of the present invention,

2 is a block diagram showing a POS device according to an embodiment of the present invention,

3 to 5 are flowcharts illustrating an operation process of FIGS. 1 and 2.

* Explanation of symbols for the main parts of the drawings

10: Merchant 30: Interim Management Center

50: Credit card company 70: Lottery Division

100: POS device 110: memory

120: card reader 130: key input unit

140: first display unit 145: second display unit

150: lottery ticket issuance 155: gift certificate issuance

160: communication interface 165: document output unit

170: card charger 180: scanner

190: system controller

Technical means of the present invention for achieving the above object, in the lottery ticket sales system at the merchant, credit card company to check the credit status of the customer in accordance with the customer's credit approval request, and transmits to the POS device of the merchant, the merchant Upon request, the lottery business unit checks the duplicated lottery numbers entered by the customer, checks the winnings and winnings, and transmits them to the POS device, and relays communication between the merchant and the credit card company and the lottery business unit. Display the advertisement information transmitted from the intermediate management center, and the intermediate management center, and transmits the advertising information, and connected to the lottery business department according to the input of the customer lottery number to check whether the lottery number is duplicated and then to the customer's credit settlement If the approval is decided by the credit card company, the lottery number and resident entered by the customer in the predetermined form It is characterized by including a POS device for printing and outputting the number.

The POS device may include a memory for storing an operation program and various sales and advertisement information, a card reader for reading ID information recorded on a credit card of a customer, and selecting and inputting an operation menu and a processing command of a terminal. Key input unit consisting of a function key and a numeric key, a first display unit for displaying the character menu and processing information for use of the terminal to the operator during operation of the card reader and key input unit, to the customer during operation of the card reader and key input unit A second display unit which displays the transaction and processing contents, and usually displays advertisement information about various companies and products, and a lottery / gift certificate issue unit which prints and outputs a lottery ticket or a gift certificate in a predetermined form according to the selection of the key input unit; Credit or transaction approval to the customer's credit card company or bank according to the data entered through the card reader and key input unit Communication interface unit for transmitting and receiving data to and from the intermediate management center, and control the advertisement data transmitted from the intermediate management center to be displayed on the second display unit and transaction approval according to the customer's request for approval through the communication interface If received, characterized in that it comprises a system controller for outputting a lottery ticket or gift certificate by controlling the lottery ticket / gift certificate issuing unit.

In addition, the technical means of the present invention for achieving the above object, in the method of selling lottery at the merchant, the step of selecting the instant lottery lottery by the customer according to the lottery purchase request, the resident number of the customer according to the instant lottery selection After inputting a random lottery number after inputting, if the lottery number is entered, the merchant accesses the lottery business department to check whether there is a duplicate lottery number, if there is no duplicate lottery number, the merchant at the customer Checking the credit status of the customer by accessing the credit card company according to the credit settlement, issuing a lottery with the lottery number and the resident number printed in a predetermined form if the approval is made; and after issuing the lottery, the merchant stores the lottery business unit. After accessing the pre-determined winning number and telling the customer whether or not to win And displaying the winnings.

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

Figure 1 shows a lottery ticket sales system using a POS device of the present invention, the merchant 10, the intermediate management center 30, the lottery business unit 70 and the credit card company 50.

The POS device 100 and the intermediate management center 30 installed in the affiliated store 10 are connected to a high-speed dedicated network 15 or a wireless communication network 25 such as ADSL, xDSL, ISDN, and the intermediate management center 30 and credit. The card company 50 is connected to the common network 40, the intermediate management center 30 and the lottery business unit 70 is built as a dedicated network (60).

As described above, the affiliated store 10 and the intermediate management center 30 may exchange various information with the intermediate management center 30 through the wireless communication network 25 as well as the wired dedicated network 15, and the POS device of the affiliated store 10 An Internet-dedicated web environment is established in the 100 to transmit and receive the approval request information and various additional information to and from the intermediate management center 30 according to the purchase request of the customer 1 on the web.

The credit transaction using the wireless communication network 25 is transmitted from the affiliated store 10n using the wireless POS device 100n to the intermediate management center 30 capable of wired and wireless communication through the wireless repeater 25 according to the customer's credit purchase request. The wireless POS device 100n adopts a WAP (Wireless Application Protocol), and a web browser environment for a wireless authentication including WML, XML, WML (XML) Script, WATI, XATI, and the like is constructed. Hereinafter, an embodiment will be described based on a dedicated network.

The customer (1) can pay using a credit card (MS card or IC card) in exchange for goods or services, at which time the customer (1) presents his or her credit card to the merchant (10). By inputting the customer information and transaction information to the POS device 100 by obtaining the approval from the credit card company 50 through the intermediate management center 30, and outputs the transaction details, the transaction is terminated.

Here, the intermediate management center 30 is building a database of advertising data and a number of related merchants (10) information for advertising and promotion of a specific company, the advertising data through a dedicated network in real time or periodically POS devices By downloading to (100), it is possible to promote the particular company and its products through the merchant (10).

In addition, the lottery business unit 70 searches the database when a customer requests a lottery purchase in the affiliate store 10 and searches and checks whether the lottery number selected by a specific customer is a duplicate number, whether or not a winning number and a winning money are interim managed. Through the center 30, the POS device 100 transmits lottery-related information (whether the lottery number is duplicated, whether to win or not, the amount of the prize, etc.) in real time.

2 is a block diagram illustrating a POS device according to an exemplary embodiment of the present invention, wherein the memory 110, the card reader 120, the key input unit 130, the first display unit 140, and the second display unit 145 are provided. And a lottery ticket issuer 150, a communication interface 160, a card charger 170, and a system controller 190.

The memory 110 is composed of ROM and RAM for storing the operating program of the POS device 100 and various sales and advertisement information. The card reader 120 is recorded on the magnetic stripe or IC chip of a credit or debit card. A magnetic card reader 121 and an IC card reader 125 for reading information such as a customer's ID, credit card company 50 and a customer account bank, and the key input unit 130 are operated by the POS device 100. A plurality of function keys for selecting and inputting menus and processing commands, an operator keyboard 131 such as a numeric key and a selection mouse, and a customer keypad 135 composed of numeric keys and function keys.

The first display unit 140 is configured to display transaction information input to the card reader 120 and the key input unit 130 in letters and numbers to the operator according to the control signal of the system controller 190, and the second display unit ( 145 displays the transaction and processing contents to the customer when the card reader 120 and the key input unit 130 are operated, and is usually configured to display advertisement information downloaded from the intermediate management center 30.

In addition, the lottery issuing unit 150 is configured to print and issue an instant or lottery ticket in a predetermined form after checking whether the number is duplicated through the lottery business unit 70 any lottery number selected by the customer, The unit 155 is configured to issue a gift certificate of a predetermined company in a predetermined form according to a customer's request, and the communication interface 160 according to the data input through the card reader 120 and the key input unit 130. In order to obtain the transaction approval and transaction information from the credit card company 50 and the lottery business unit 70 of the customer, it is configured to transmit and receive data to and from the intermediate management center (30).

In addition, the system controller 190 not only controls the operation of the various devices, but also controls the advertisement data transmitted from the intermediate management center 30 to be displayed on the second display unit 145 and also through the communication interface 160. When the transaction approval is received according to the approval request of the lottery ticket 150 / gift certificate issuing unit 155 respectively controls to output the lottery ticket or gift certificate in a predetermined form.

The second display unit 145 displays advertisement information about a predetermined company and a product, which are built in a database of the intermediate management center 30, at a time between displaying the transaction details of the customer and at other times. The advertisement information is downloaded and displayed in real time or at regular intervals from the intermediate management center 30.

In addition, the POS device 100 is further provided with a card charger 170 for charging a predetermined amount in the customer's card in accordance with the approval of the bank or credit card company 50, and registers the goods information of the merchant 10 The scanner 180 and the document output unit 165 for outputting various transaction results are further provided.

Of course, in addition to the power supply unit (not shown) for applying power to the POS device 100, and a gold tube (not shown) for loading and storing banknotes and coins is further added.

That is, the present invention, compared to the conventional POS device 100, the customer display unit 145 for displaying the advertisement, the issuing machine (150, 155) for issuing a lottery or gift certificate and the card charger 170 for charging the amount of the card The feature is that it is possible to perform a lottery ticket sale service using a device further added.

The MS card unit 121 of the card reader 120 provides a MS card interface to accommodate the international standard (ISO TRACK II, III), and also reads an MS card. Recognizing the connection state of the card by the interrupt signal of 190 and receiving the clock and valid data information of the card by using the input / output port signal, IC card unit 125 is IC to meet the international standard (ISO 7816) In addition to providing a card interface, the IC card connected to a card connector (not shown) can transmit and receive necessary data at a speed of 9600bps in asynchronous, serial, half-duplex mode.

In addition, the key input unit 130 supports a plurality of function keys for selecting an operation menu of the POS device 100, a card data processing key, and 10 numeric keys so that a user can perform a corresponding transaction using various keys. To be.

The first display unit 140 adopts a medium / large LCD (15 "or more) to inform the operator of English and Korean character menus and processing information for system use, and the second display unit 145 is a medium / small LCD (14"). By using the following), the transaction contents and various advertisements can be shown to the customers.

The communication interface 160 is connected to the intermediate management center 30 and a wired / wireless communication network through a modem, and transmits and receives data, and adds an RF transmitter / receiver (not shown) to the intermediate management center 30 wirelessly. Can send and receive data.

The method of purchasing and issuing a lottery ticket using the POS device 100 made as described above may include an instant lottery method that can recognize whether or not the prize is largely improvised, and a lottery lottery method that knows whether or not to win through a lottery later.

Such instant and lottery methods can be selected according to the customer's wishes, and will be described in more detail with reference to the flowcharts of FIGS. 3 to 5 as follows.

First, in response to a request for purchasing a lottery ticket from a merchant 10 in which the POS device 100 is installed, the operator inputs a lottery ticket starting start key pre-installed in the key input unit 130 to the second display unit 145. The screen on which the advertisement for the product is displayed is converted into the lottery related screen and displayed (S1). That is, the second display unit 145 for the customer usually downloads and displays advertisement information about the company or the product to the intermediate management center 30 in real time under the control of the system controller 190 or the company which has been pre-downloaded in a predetermined cycle. Alternatively, the advertisement information about the product is read from the memory 110 and displayed.

Subsequently, according to the customer's desire to purchase an instant lottery ticket or a lottery lottery ticket, the display content of "1-i- instant lottery ticket, 2-lottery lottery ticket, desired number" displayed on the second display unit 145 is displayed. In accordance with the key input unit 130 to enter 1 or 2 to select the instant lottery or lottery lottery (S2, S3).

If the customer selects the instant lottery ticket (S3), the system controller 190 enters the "resident registration number" into the first and second display units 140 and 145 according to the application program stored in the memory 110 in advance. Is controlled to be displayed, and accordingly, the customer inputs his / her social security number to the customer keypad 135 (S4).

When the resident registration number is input, the system controller 190 controls the first and second display units 145 to display the phrase "Enter the number of lottery numbers" according to the application program stored in advance in the memory 110. Therefore, the customer inputs the desired lottery number with the customer keypad 135 (S5).

Then, the system controller 190 controls the affiliated store 10 and the POS device 100 to output the unique number of the customer's resident registration number and the selected lottery number to be output through the communication interface 160, and this data is an intermediate management center. By being provided to the host computer of the lottery business unit 70 via the 30, the host computer of the lottery business unit 70 searches the database to analyze and determine whether the number is a duplicate number or the number of daily purchases, and then the corresponding data. It is returned to the POS device 100 of the affiliated store via the intermediate management center 30 (S6, S7).

In the case where the search result of the lottery business unit 70 is a normal customer, the system controller 190 of the POS device 100 displays a payment method screen that asks for credit or cash payment according to an application program stored in the memory 110 in advance. And display on the second display unit 145 and select the credit settlement key of the key input unit 130 according to the customer's credit settlement desire, the system controller 190 according to the application program stored in the memory 110 in advance. Read the credit card "is displayed on the first and second display unit 140, 145 (S8, S9).

Accordingly, the system controller 190, through the card reader 120, the customer information of the credit card such as the magnetic card or the IC card of the customer (ID, card number, card expiration date, payment bank account, available country name, etc.) Is read and inputted, the phrase " Please enter the password " is displayed on the first and second display units 140 and 145 according to a preset application program in the memory 110. Enter the password at (135) (S10, S11).

Then, the system controller 190 of the POS device 100 displays the merchant information (merchant number, POS number, transaction time, etc.) and customer information (customer ID, card number, password, expiration date, etc.), data according to the transaction history. The information is transmitted to the intermediate management center 30 through the communication interface 160, and the intermediate management center 30 combines the merchant information, the customer information, and the transaction details to prepare the full text for the transaction approval request and then establishes the communication network. The credit card company 50 is required to approve the transaction (S12).

In response to the authorization request, the host computer of the credit card company 50 searches the member database to determine the credit level of the customer, and then returns the result to the POS device 100 of the affiliated store through the intermediate management center 30 (S13).

If the determination result of the credit card company 50 is approved, the system controller 190 controls the lottery issuing unit 150, and the lottery issuing unit 150 in a predetermined form lottery number, resident registration number, merchant number, time Etc. are printed and output (S14).

Subsequently, the system controller 190 transmits the affiliated store information, the customer information, and the lottery number to the lottery business unit 70 via the intermediate management center 30 to confirm whether or not the prize is won (S15).

The lottery business unit 70 compares the pre-designated winning lottery number with the customer's lottery number to determine whether or not to win, and wins the prize, and whether or not to win immediately by returning the winning amount data to the POS device 100 of the merchant. Display the winnings and print out in accordance with a predetermined form (S16, S17).

If the winning amount is a small amount, the merchant 10 receives the winnings directly, and if the winning amount is large, the winnings may be paid by the bank designated by the lottery business unit 70.

Of course, when the lottery is won, the lottery business unit 70 may be paid in such a way as to automatically transfer the winnings to the customer's bank account.

Meanwhile, in the process of analyzing and determining whether the lottery number is a duplicate number or the daily number of purchases in the lottery business unit 70 according to the input of the lottery number of the customer (S17), if a duplicate number is entered, a message for inputting a different lottery number is provided. Send to the POS device 100 of the merchant (S18), and if the number of daily transactions is exceeded by sending an excess number of messages to the POS device 100 (S19) to prevent indiscriminate speculation to establish a more healthy lottery culture Can be.

When the customer pays in cash, it is natural that the procedure for requesting credit payment from the credit card company 50 and approving (S9 to S13) is omitted.

Meanwhile, when the customer selects the lottery ticket according to the customer's desire to purchase the instant lottery ticket or the lottery ticket (S3), the system controller 190 according to the application program stored in the memory 110 in advance. The first and second display units 140 and 145 are controlled to display the phrase "Please enter the resident registration number", accordingly, the customer enters his resident registration number on the customer keypad 135 (S21).

When the resident registration number is input, the system controller 190 controls the first and second display units 140 and 145 to display the phrase requesting the lottery number input according to an application program stored in advance in the memory 110. The customer inputs the desired lottery number with the customer keypad 135 (S22).

Then, the system controller 190 controls the merchant 10 and the POS device 100 to be output through the communication interface 160 by converting the unique number of the customer, the resident registration number and the selected lottery number of the customer, and this data is an intermediate management center. By being provided to the host computer of the lottery business unit 70 via the 30, the host computer of the lottery business unit 70 searches the database to analyze and determine whether the number is a duplicate number or the number of daily purchases, and then the corresponding data. It will be returned to the POS device 100 of the affiliated store via the intermediate management center 30 (S23, S24).

In the case where the search result of the lottery business unit 70 is a normal customer, the system controller 190 of the POS device 100 displays a payment method screen that asks for credit or cash payment according to an application program stored in the memory 110 in advance. And display on the second display unit 140 or 145, respectively, and select the credit settlement key of the key input unit 130 according to the customer's credit settlement desire. The system controller 190 according to an application program stored in the memory 110 in advance. Displays the phrase " read a credit card " on the first and second display units 145 (S25 and S26).

Accordingly, the system controller 190, through the card reader 120, the customer information of the credit card such as the magnetic card or the IC card of the customer (ID, card number, card expiration date, payment bank account, available country name, etc.) Is read and inputted, the phrase " Please enter the password " is displayed on the first and second display units 140 and 145 according to a preset application program in the memory 110. Input the password to (135) (S27).

Then, the system controller 190 of the POS device 100 stores the data according to the merchant information (merchant number, POS number, transaction time, etc.) and customer information (customer ID, card number, password, expiration date, etc.), transaction details. The information is transmitted to the intermediate management center 30 through the communication interface 160, and the intermediate management center 30 combines the merchant 10 information, the customer information, and the transaction details to prepare a text for requesting a transaction approval. After that, the credit card company 50 is required to approve the transaction through the communication network. In response to the authorization request, the host computer of the credit card company 50 searches the member database to determine the credit level of the customer and returns the result to the POS device 100 of the affiliate store through the intermediate management center 30 (S28).

If the determination result of the credit card company 50 is approved (S29), the system controller 190 of the POS device 100 controls the lottery issuing unit 150 and the lottery issuing unit 150 in a predetermined form The lottery number, resident registration number, merchant number, time and the like to print and print (S30).

When the above process is completed, the system controller 190 automatically controls an advertisement for a predetermined company and a product to be displayed on the second display unit 145 which is a customer display.

Thereafter, the lottery business unit 70 confirms the identity of the winning customer according to the winning number determined through the lottery, notify the customer and automatically pay the winnings to the customer's bank account.

Of course, after notifying the customer through a separate medium (internet site, newspaper, etc.), the customer may be paid by the bank designated by the lottery business unit 70.

Meanwhile, in the process of analyzing and determining whether the lottery number is a duplicate number or a daily purchase number in the lottery business unit 70 according to the input of the lottery number of the customer (S24), if the duplicate number is a message to input another lottery number. Transmit to the POS device 100 of the merchant (S31), and if the number of daily transactions is exceeded, by sending an excess number of messages to the POS device (100) of the merchant (S32) to prevent indiscriminate speculation and establish a more healthy lottery culture You can.

While specific embodiments of the present invention have been described and illustrated above, it will be apparent that the present invention may be embodied in various modifications by those skilled in the art. Such modified embodiments should not be individually understood from the technical spirit or the prospect of the present invention, and such modified embodiments should fall within the appended claims of the present invention.

Therefore, in the present invention, after the customer selects a random lottery number at the merchant, the customer immediately accesses the lottery business department and introduces services such as electronic lottery sales and advertisements of various products, which determine whether the lottery number selected by the customer has been won. By providing new services to customers, the merchants' products can be more activated, and when the number of daily purchases of customers is exceeded, the lottery is not sold, thereby preventing indiscriminate speculation and creating a sound lottery culture. Can settle.

Claims (9)

In the lottery sales system at merchants: A credit card company that checks the credit status of the customer according to the customer's request for credit approval and transmits it to the POS device of the merchant; A lottery business unit for checking duplicates of the lottery numbers inputted by the customer and whether or not the winnings and the winnings are transmitted to the POS device at the request of the affiliated store; An intermediate management center for relaying communication between the affiliated store, a credit card company and a lottery business unit, and transmitting advertisement information about a company and a product to a POS device; And Display the advertisement information transmitted from the intermediate management center, access the lottery business department according to the input of the lottery number of the customer and check whether the lottery number is duplicated, and if the approval is determined from the credit card company according to the customer's credit settlement A lottery ticket sales system using a POS device, comprising: a POS device for printing and outputting a lottery number and a resident number entered by the customer in a form. The method according to claim 1, The POS device, A memory for storing an operating program and various sales and advertisement information; Card reading unit for reading the ID information recorded on the customer's credit card; A key input unit comprising a function key and numeric keys for selecting and inputting an operation menu and a processing command of the terminal; A first display unit which displays a text menu and processing information for use of the terminal to an operator during operation of the card reader and key input unit; A second display unit which displays transaction and processing contents to a customer when the card reader and the key input unit operate, and usually displays advertisement information for various companies and products; A lottery / gift certificate issuing unit for printing and outputting a lottery ticket or a gift certificate in a predetermined form according to the selection of the key input unit; A communication interface for transmitting and receiving data to and from an intermediate management center to obtain credit or transaction approval from a credit card company or a bank of a customer according to the data input through the card reader and the key input unit; And A system for controlling the advertisement data transmitted from the intermediate management center to be displayed on the second display unit, and outputting a lottery ticket or gift certificate by controlling a lottery / gift certificate issuer when a transaction approval is received according to a request for approval of a customer through the communication interface. Lottery ticket sales system using a POS device characterized in that it comprises a controller. The method according to claim 2, The second display unit is a lottery ticket sales system using a POS device, characterized in that configured to display the advertising information down to the real-time or at regular intervals from the intermediate management center. The method according to claim 2, The POS system is a lottery ticket sales system using a POS device, characterized in that the card charger is installed to charge a certain amount in the customer's card in accordance with the approval of the bank or credit card company. In the method of selling lottery tickets at merchants: Selecting, by the customer, an instant or lottery lottery ticket according to the lottery purchase request; Inputting a resident registration number of a customer according to the instant lottery selection and inputting an arbitrary lottery number; Checking whether there is a duplicate lottery number by accessing a lottery business unit if the lottery number is input; If there is no duplicate lottery number, the merchant checks the credit status of the customer by accessing the credit card company according to the customer's credit settlement; Issuing a lottery ticket in which a lottery number and a resident number are printed in a predetermined form when the approval is made; And After issuing the lottery, the affiliated store connects to the lottery business unit, compares with a predetermined winning number and informs the customer of the winning, and at the same time displaying the winnings, characterized in that the lottery sales method using a POS device. In the lottery sales method: Selecting, by the customer, an instant or lottery lottery ticket according to the lottery purchase request; Inputting a resident number of a customer according to the lottery-type lottery selection and inputting an arbitrary lottery number; Checking whether there is a duplicate lottery number by accessing a lottery business unit if the lottery number is input; If there is no duplicate lottery number, the merchant checks the credit status of the customer by accessing the credit card company according to the customer's credit settlement; And If it is approved, the lottery ticket selling method using a POS device, characterized in that it comprises the step of issuing a lottery ticket printed with a lottery number and a resident number in a predetermined form. The method according to claim 5 or 6, If the lottery ticket is issued after issuing the lottery ticket, the lottery business further comprises the step of automatically depositing the winnings to the bank account of the customer. The method according to claim 5 or 6, Selecting the instant or lottery ticket, Displaying advertisements for companies and products on POS devices; Displaying a lottery related screen when a request for purchasing a lottery ticket is input from the outside while displaying the advertisement; And Selecting an instant or lottery lottery ticket according to the request of the lottery-related screen lottery ticket selling method using a POS device. The method according to claim 5 or 6, In the step of checking whether there is a duplicate lottery number in the lottery business unit, if the number of daily purchases of customers exceeds a certain amount by searching the customer database, further comprising the step of transmitting a lottery ticket impossible message to the merchant Lottery sale method using POS device to say.