KR20110019087A - Apparatus and method for detecting pattern of buyers using electronic shelf label - Google Patents

Apparatus and method for detecting pattern of buyers using electronic shelf label Download PDF

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Publication number
KR20110019087A
KR20110019087A KR1020090076662A KR20090076662A KR20110019087A KR 20110019087 A KR20110019087 A KR 20110019087A KR 1020090076662 A KR1020090076662 A KR 1020090076662A KR 20090076662 A KR20090076662 A KR 20090076662A KR 20110019087 A KR20110019087 A KR 20110019087A
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KR
South Korea
Prior art keywords
buyer
information
electronic price
price indicator
management device
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KR1020090076662A
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Korean (ko)
Inventor
이호준
Original Assignee
엘지이노텍 주식회사
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Application filed by 엘지이노텍 주식회사 filed Critical 엘지이노텍 주식회사
Priority to KR1020090076662A priority Critical patent/KR20110019087A/en
Priority to PCT/KR2010/005488 priority patent/WO2011021862A2/en
Publication of KR20110019087A publication Critical patent/KR20110019087A/en

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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q30/00—Commerce
    • G06Q30/02—Marketing; Price estimation or determination; Fundraising

Abstract

PURPOSE: A method and a device for detecting a pattern of a buyer using an electronic price display device are provided to extract buyer information from a photographed image and store the extracted buyer information to a data storing unit with inherent recognizing information of an electronic price display device. CONSTITUTION: An electronic price display system includes an electronic price display unit(100) and a management unit(150). A camera(108) photographs a buyer. An image recognition unit(110) extracts information of the buyer from the photographed image. A control unit(112) controls the camera and the image recognition unit. The control unit controls a communication modem(102) for transmitting the extracted buyer information of the image recognition unit and an intrinsic recognition code to the management unit.

Description

Apparatus and method for detecting pattern of buyers using Electronic Shelf Label}

The present invention relates to an apparatus and method for detecting a buyer's pattern using an electronic price indicator.

Various stores, including supermarkets that display and sell certain items, typically display items on shelves, and display product information such as product names and prices on the front of the shelves so that consumers can easily check.

The goods and the price of the goods to be displayed on the shelf are not fixed and can be changed from time to time. Whenever the goods or the price of the goods are changed, the seller writes the goods information such as the name of the goods and the price of the goods on the paper price list. The item is attached to the front of the shelf.

However, the use of the paper price tag consumes a lot of time and manpower to replace the price tag, and also promotes dissatisfaction of customers due to mistakes in replacing the price tag, lowers the reliability of the sale of the goods, and the like. Are causing problems.

Electronic Shelf Labels have been developed and used to provide accurate information about the items on display.

The electronic price indicator is installed at the front of the shelf where the predetermined items are displayed, and communicates with the management device to receive the goods information such as the name of the goods and the price of the goods from the management device, and display the received goods information on the display unit. It is.

Such an electronic price indicator can display the product name and price of the displayed items under control of the management device simply and accurately.

However, the electronic price indicator merely displays the product information such as the name and price of the exhibited goods, the function was extremely limited.

Therefore, an object of the present invention is to provide an apparatus and method for detecting a buyer's pattern using an electronic price indicator that can detect an item purchase pattern of a buyer who purchases a predetermined item using the electronic price indicator.

Technical problems to be achieved by the present invention are not limited to the above-mentioned technical problems, and other technical problems not mentioned above may be clearly understood by those skilled in the art to which the present invention pertains. There will be.

According to the buyer's pattern detection apparatus and method using the electronic price indicator of the present invention, the electronic price indicator is provided with a camera and a distance recognition sensor. If the buyer approaches within the set distance of the electronic price indicator to purchase a certain item, the distance recognition sensor detects this.

When the distance recognition sensor recognizes the buyer approaching within the set distance, the camera is photographed by operating the camera, and the image recognition unit recognizes the photographed image and extracts the buyer information.

The buyer information includes one or more of the body shape of the buyer, the color of the clothes worn by the buyer, and the body shapes of the buyer.

When the buyer information is extracted, the buyer information and the unique recognition information previously given to the electronic price indicator are stored.

Therefore, an embodiment of a buyer's pattern detection device using the electronic price indicator of the present invention includes a management device for providing goods information for a predetermined article, and an electronic price indicator for displaying goods information provided by the management device, The electronic price indicator is a camera for photographing the buyer, an image recognition unit for extracting the information of the buyer from the photographed image of the camera, and controls the camera to photograph the buyer, the image recognition from the photographed image of the camera And a control unit configured to control the extraction of additional purchaser information and to transmit the purchaser information extracted by the image recognizing unit and the unique recognition code pre-assigned to the electronic price indicator to the management apparatus.

The management device controls the provision of the goods information to the electronic price display, the server for controlling the management of the buyer's information and the unique identification code transmitted by the electronic price display, the goods information is stored in advance, the electronic And a data storage unit for storing the buyer's information and the unique identification code transmitted by the price indicator under the control of the server.

In addition, another embodiment of the buyer's pattern detection device using the electronic price indicator of the present invention includes a management device for providing goods information for a predetermined article, an electronic price indicator for displaying the goods information provided by the management device, The electronic price indicator controls the camera photographing the buyer, controlling the camera to photograph the buyer, and transmitting the photographed image of the camera and the unique identification code pre-assigned to the electronic price indicator to the management apparatus. It includes a control unit.

The management device controls to provide the goods information to the electronic price indicator, the server for controlling the management of the buyer information and the unique identification code extracted by extracting the buyer information from the photographed image of the buyer transmitted by the electronic price indicator; According to the control of the server, the image recognition unit for extracting the buyer information from the photographed image of the buyer, the product information is stored in advance, the unique identification code transmitted by the buyer information and the electronic price display extracted by the image recognition unit It includes a data storage for storing under the control of the server.

In addition, the buyer's pattern detection device using the electronic price indicator of the present invention includes a distance recognition sensor for detecting that the buyer approaches within a set distance, the control unit is a case where the distance recognition sensor detects the buyer within a set distance The camera controls to photograph the buyer.

The buyer information includes one or more of the body shape of the buyer, the color of the clothes worn by the buyer, and the body shapes of the buyer.

The electronic price indicator and the server each includes a communication modem for wirelessly communicating with each other.

An embodiment of the method for detecting a buyer's pattern using the electronic price indicator of the present invention includes the steps of the electronic price indicator photographing the buyer and extracting the buyer information from the photographed image of the buyer; And transmitting the assigned unique recognition information to the management device, and storing and managing the buyer information and the unique recognition information transmitted by the electronic price display unit in the data storage unit.

The storing and managing of the buyer information and the unique recognition information may include determining whether the same buyer information as the buyer information transmitted by the electronic price indicator is stored in the data storage unit, and the same buyer information as a result of the determination. Is stored in the data storage unit by storing the stored buyer information and the unique recognition information, the buyer information and the unique recognition information transmitted by the electronic price indicator when the data is stored, and the same buyer information is stored. If not, it comprises the step of constructing a database with only the buyer information and the unique recognition information transmitted by the electronic price display and storing in the data storage.

In addition, another embodiment of the buyer's pattern detection method using the electronic price indicator of the present invention comprises the steps of photographing the buyer, the electronic price indicator, the image of the photographed buyer and the unique identification information previously given to the electronic price indicator Transmitting the information to the device, extracting the buyer information from the photographed image of the buyer transmitted by the electronic price indicator, and storing the extracted buyer information and the unique recognition information transmitted by the electronic price indicator to the data storage unit. Storing and managing.

The storing and managing of the buyer information and the unique recognition information may include determining whether the same buyer information as the extracted buyer information is stored in the data storage unit, and when the same buyer information is stored as a result of the determination Constructing a database with the buyer information and the unique recognition information stored in the data and the extracted buyer information and the unique recognition information, and storing the database in the data storage unit; and if the same buyer information is not stored as a result of the determination, the extracted buyer information and And constructing a database using only the unique recognition information and storing the database in the data storage unit.

The buyer information includes one or more of the body shape of the buyer, the color of the clothes worn by the buyer, and the body shapes of the buyer.

In addition, the buyer's pattern detection method using the electronic price indicator of the present invention, the electronic price indicator is connected to the management device requesting the goods information for the goods that are exhibited, the management device according to the request the electronic And providing the goods information to the price indicator to display.

The apparatus and method for detecting a buyer's pattern using the electronic price indicator of the present invention extracts the buyer information from the photographed image by photographing the buyer with a camera when the buyer approaches within the set distance of the electronic price indicator to purchase a predetermined item. The extracted buyer information is stored in the data storage unit together with the unique recognition information of the electronic price display.

Therefore, with the purchaser information and the unique recognition information stored in the data storage unit, the manager can analyze and manage the buyer's pattern including the movement route and the purchased goods, etc. that the buyer moved in the store.

The following detailed description is only illustrative, and merely illustrates embodiments of the present invention. In addition, the principles and concepts of the present invention are provided for the purpose of explanation and most useful.

Accordingly, various forms that can be implemented by those of ordinary skill in the art, as well as not intended to provide a detailed structure beyond the basic understanding of the present invention through the drawings.

1 is a block diagram showing the configuration of an embodiment of an electronic price display system according to the buyer's pattern detection apparatus of the present invention. Here, reference numeral 100 denotes an electronic price indicator installed on an exhibition stand for displaying goods, and reference numeral 150 denotes a management device.

The electronic price display 100 and the management device 150 performs data communication with each other wirelessly.

Here, although the electronic price display 100 and the management device 150 is shown to perform data communication directly wirelessly, a gateway (not shown) between the electronic price display 100 and the management device 150. (Not shown) and a router (not shown), and the electronic price indicator 100 and the management device 150 can perform data communication through the relay device. Can be.

The electronic price display 100 includes a communication modem 102, the display unit 104, the distance recognition sensor 106, the camera 108, the image recognition unit 110 and the control unit 112.

The communication modem 102 wirelessly communicates with the management device 150 to transmit predetermined data to each other.

The display unit 104 displays item information including item names and prices of the displayed items.

The distance recognition sensor 106 detects whether the purchaser has approached within a set distance.

The camera 108 photographs the buyer approaching within the set distance.

The image recognition unit 110 extracts buyer information including the body of the buyer, the color of clothes worn by the buyer, the body of the buyer, and the like from the image of the image captured by the camera 108.

The controller 112 controls the display unit 104 to display product information such as product names and prices of articles received from the management device 150 through the communication modem 102. In addition, the controller 112 controls the camera 108 to photograph the buyer when the distance recognition sensor 106 detects that the buyer has approached within the set distance. In addition, the controller 112 controls the image recognition unit 110 to extract buyer information including the color of clothes worn by the buyer and the body of the buyer from the photographed image of the camera 108. In addition, the control unit 112 stores the information of the purchaser extracted by the image recognition unit 110 and the data including the unique recognition information pre-assigned to the electronic price display 100 through the communication modem 102 through the management device. Control the transmission to 150.

The management device 150 includes a server 152, a communication modem 154, a user interface unit 156, a display unit 158, and a data storage unit 160.

The server 152 controls to provide article information on a predetermined article displayed on the electronic price display 100. In addition, the server 152 arranges the buyer information provided by the electronic price display 100 and controls the analyzed buyer pattern using the sorted buyer information.

The communication modem 154 wirelessly communicates with the communication modem 102 of the electronic price display 100 under the control of the server 152.

The user interface unit 156 generates various operation commands including item information of a predetermined item and outputs it to the server 152 according to a user's manipulation.

The display unit 158 displays a current operation state of the management apparatus 150 under the control of the server 152.

The data storage unit 160 stores and outputs item information, buyer information, and the like for various items under the control of the server 152.

According to an embodiment of the present invention having such a configuration, an administrator manipulates the user interface unit 156 of the management apparatus 150 to input article information including product names and price information of predetermined articles. The input article information is input by the server 152 and stored in the memory 160.

In this state, the control unit 112 of the electronic price display 100 is connected to the server 152 through the communication modem 102 and the communication modem 154 of the management device 150 and the name of the goods for display and Request the product information such as price information and obtain the requested product information. That is, the controller 112 inquires whether or not to update and display the goods information to the server 152, and the server 152 to update the data and displays the goods information of the electronic price display 100 The storage unit 160 reads the article information of the corresponding article and provides it to the controller 112.

The control unit 112 outputs the product name and price information provided from the server 152 to the display unit 104 to display the product name and price for a predetermined product currently displayed on the shelf.

In this state, the distance recognition sensor 106 detects whether the buyer approaches within a predetermined distance to purchase the predetermined item displayed. For example, the distance recognition sensor 106 uses an infrared sensor, an ultrasonic sensor, or the like to detect whether the purchaser approaches within a predetermined distance to generate a detection signal.

When the distance recognition sensor 106 detects the purchaser approaching within the set distance, the controller 112 controls the camera 108 according to the detection signal of the distance recognition sensor 106 to photograph the buyer and the buyer. The captured image is input to the image recognition unit 110.

Then, the control unit 112 controls the image recognition unit 110 to extract the buyer's information. That is, the image recognition unit 110 recognizes the image of the buyer photographed by the camera 108 and extracts buyer information including the color of clothes worn by the buyer and the body of the buyer.

When the buyer information is extracted, the control unit 112 transmits the extracted buyer information and the unique identification information previously provided to the electronic price display 100 to the management device 150 through the communication modem 102.

The management device 150 receives the purchaser information and the unique recognition information transmitted by the electronic price display 100, the communication modem 154, the received buyer information and the unique recognition information is input to the server 152.

The server 152 determines the inputted buyer information, and determines whether the same buyer information as the determined buyer information is stored in the data storage unit 160.

When the same buyer information is stored in the data storage unit 160 as a result of the determination, the inputted buyer information and the unique recognition information are stored in the data storage unit 160. Constructed and stored in the data storage unit 160.

When the same buyer information is not stored in the data storage unit 160 as a result of the determination, a database is constructed using only the inputted buyer information and the unique recognition information and stored in the data storage unit 160.

As such, the buyer information and the unique recognition information stored in the data storage unit 160 are stored in the data storage unit 160 by the server 152 as the administrator manipulates the user interface unit 156. The buyer information and the unique recognition information are displayed on the display unit 158.

Then, the manager may determine the purchase pattern of the goods of the buyers, including the path that the buyer moves in the store, the purchased goods, etc. using the unique identification information displayed on the display unit 158.

2 is a signal flow diagram illustrating the operation of the electronic price indicator according to an embodiment of the method for detecting a buyer's pattern of the present invention. Referring to FIG. 2, the control unit 112 of the electronic price display 100 connects to the server 152 through the communication modems 102 and 154 (S200), and requests the item information of the corresponding item to the user (S200). S202).

In response to the request, the controller 112 receives the article information provided by the server 152, and outputs the received article information to the display unit 104 to display the article information (S204).

In this state, the controller 112 determines whether the distance recognition sensor 106 recognizes the purchaser approaching within the set distance (S206).

When the distance recognition sensor 106 recognizes the purchaser approaching within the set distance, the control unit 112 controls and drives the camera 108 (S208), and controls the image recognition unit 110 to control the camera ( In step S210, the buyer information is extracted from the captured image.

When the buyer information is extracted, the control unit 112 displays the extracted buyer information and the unique identification information previously given to the electronic price display 100 through the communication modem 102 of the server 152 of the management device 150. It transmits to (S212).

3 is a signal flow diagram illustrating an operation of a server according to an exemplary embodiment of a method for detecting a buyer's pattern of the present invention. Referring to FIG. 3, the server 152 included in the management apparatus 150 determines whether the electronic price display 100 is connected through the modem 154 (S300).

When the electronic price display 100 is connected as a result of the determination, the server 152 determines whether the electronic price display 100 requests goods information (S302).

When the electronic price indicator 100 requests the goods information, the server 152 reads the corresponding goods information of the electronic price indicator 100 from the data storage unit 160, and reads the read goods information into the electronic price. Provided to the display 100 to display the product information (S304).

When the electronic price display 100 does not request product information in step S302, it is determined whether data including buyer information and unique identification information is received from the electronic price display 100 (S306). ).

When receiving the data including the buyer information and the unique recognition information from the electronic price display 100 as a result of the determination, the server 152 extracts the buyer information from the received data (S308).

In addition, the server 152 searches whether the same buyer information is stored in the data storage unit 160 (S310), and stores the data received from the electronic price display unit 100 according to the search result. Store in (S312).

That is, when the same buyer information is stored in the data storage 160, the server 152 stores the data received from the electronic price display 100 in the data storage 160. A database is constructed along with the information and the unique recognition information, and stored in the data storage 160.

When the same buyer information is not stored in the data storage unit 160, the server 152 constructs a database using only data received from the electronic price display 100 and stores the data in the data storage unit 160. .

Figure 4 is a block diagram showing the configuration of another embodiment of an electronic price display system according to the buyer pattern detection apparatus of the present invention. Referring to FIG. 4, another embodiment of the present invention does not include the image recognition unit 110 in the electronic price display 100, the image recognition unit 400 is provided in the management apparatus 150, and the server 152. The image recognition unit 400 is configured to output the buyer information according to the control.

According to another embodiment of the present invention, when the distance recognition sensor 106 of the electronic price display 100 detects a buyer approaching within a set distance, the controller 112 controls the camera 108 to photograph the buyer. do.

When the camera 108 photographs the purchaser, the controller 112 transmits the captured image of the buyer and data including the unique identification information, which is previously given to the electronic price display 100, through the communication modem 102. The management device 150 transmits.

The management device 150 receives the data transmitted by the electronic price display 100 by the communication modem 154 and inputs it to the server 152.

The server 152 provides the image recognizing unit 400 with an image of the buyer from the received data to extract the buyer information. When the buyer information is extracted, the server 152 detects whether the same buyer information as the extracted buyer information is stored in the data storage unit 160.

When the same buyer information is stored in the data storage unit 160, the server 152 stores the buyer information extracted by the image recognition unit 400 and the unique recognition information included in the received data. A database is constructed together with the buyer information and the unique recognition information previously stored in the unit 160, and stored in the data storage unit 160.

When the same buyer information is not stored in the data storage unit 160, the server 152 uses only the buyer information extracted by the image recognition unit 400 and unique recognition information included in the received data. To build and store in the data storage unit 160.

5 is a signal flow diagram illustrating the operation of the electronic price indicator according to another embodiment of the method for detecting a buyer's pattern of the present invention. Referring to FIG. 5, the control unit 112 of the electronic price display 100 connects to the server 152 through the communication modems 102 and 154 (S500), and requests the item information of the corresponding item to him (S500). S502).

In response to the request, the controller 112 receives the article information provided by the server 152, and outputs the received article information to the display unit 104 to display the article information (S504).

In this state, the controller 112 determines whether the distance recognition sensor 106 recognizes the purchaser approaching within the set distance (S506).

When the distance recognition sensor 106 recognizes the buyer approaching within the set distance, the controller 112 drives the camera 108 to photograph the buyer (S508).

When the camera 108 photographs the purchaser, the control unit 112 manages the data including the photographed image of the camera 108 and the unique identification information pre-assigned to the electronic price display 100. Transmit to (S510).

6 is a signal flow diagram illustrating an operation of a server according to another exemplary embodiment of a method for detecting a buyer's pattern of the present invention. Referring to FIG. 6, the server 152 included in the management apparatus 150 determines whether the electronic price display 100 is connected through the modem 154 (S600).

When the electronic price display 100 is connected as a result of the determination, the server 152 determines whether the electronic price display 100 requests goods information (S602).

When the electronic price indicator 100 requests the goods information, the server 152 reads the corresponding goods information of the electronic price indicator 100 from the data storage unit 160, and reads the read goods information into the electronic price. Provided to the display 100 to display the article information (S604).

When the electronic price display 100 does not request product information in step S302, it is determined whether data including the photographed image and the unique recognition information of the buyer is received from the electronic price display 100. (S606).

In response to receiving the data including the photographed image of the purchaser and the unique recognition information from the electronic price display 100, the server 152 extracts the image of the buyer from the received data (S608).

In addition, the server 152 provides the extracted image of the buyer to the image recognition unit 400 to extract buyer information (S610), and whether the same buyer information as the extracted buyer information is stored in the data storage unit 160. Search (S612), and store the purchaser information extracted by the image recognition unit 400 and the unique recognition information included in the received data in the data storage unit 160 according to the search result (S614).

That is, when the same buyer information is stored in the data storage unit 160, the server 152 stores the buyer information extracted by the image recognition unit 400 and the unique recognition information included in the received data. A database is stored along with the buyer information and the unique recognition information previously stored in the data storage 160, and stored in the data storage 160.

When the same buyer information is not stored in the data storage unit 160, the server 152 uses only the buyer information extracted by the image recognition unit 400 and unique recognition information included in the received data. To build and store in the data storage unit 160.

While the present invention has been described in detail with reference to exemplary embodiments, those skilled in the art may make various modifications without departing from the scope of the present invention with respect to the above-described embodiments. Will understand.

Therefore, the scope of the present invention should not be limited to the described embodiments, but should be defined by the claims below and equivalents thereof.

According to the present invention, a purchaser purchases a predetermined item by using a camera on an electronic price indicator, and the buyer's item including a moving path and a purchased item, etc. that the buyer moves in the store by using the captured image. Detect purchase patterns and the like.

1 is a block diagram showing the configuration of an embodiment of an electronic price display system according to the pattern detection apparatus of the buyer of the present invention;

Figure 2 is a signal flow diagram showing the operation of the electronic price indicator according to an embodiment of the buyer's pattern detection method of the present invention,

3 is a signal flow diagram showing an operation of a server according to an embodiment of a method of detecting a pattern of a buyer of the present invention;

Figure 4 is a block diagram showing the configuration of another embodiment of an electronic price display system according to the buyer's pattern detection device of the present invention;

5 is a signal flow diagram showing the operation of the electronic price indicator according to another embodiment of the buyer's pattern detection method of the present invention, and

6 is a signal flow diagram illustrating an operation of a server according to another exemplary embodiment of a method for detecting a buyer's pattern of the present invention.

Claims (13)

A management device for providing article information on a predetermined article; And Includes; an electronic price indicator for displaying goods information provided by the management device, The electronic price indicator; Camera to photograph the buyer; An image recognition unit extracting information of the purchaser from the captured image of the camera; And The camera controls the photographing of the buyer, the image recognition unit controls the extraction of the buyer's information from the captured image of the camera, the image recognition unit extracts the buyer's information and the unique identification code pre-assigned to the electronic price display The control unit for controlling the transmission to the management device; Pattern detection device of a buyer using an electronic price indicator comprising a. According to claim 1, wherein the management device; A server for controlling supply of goods information to the electronic price indicator and controlling management of information and a unique identification code of a buyer transmitted by the electronic price indicator; And And a data storage unit for storing the goods information in advance and storing the purchaser's information and the unique identification code transmitted by the electronic price indicator under the control of the server. A management device for providing article information on a predetermined article; And Includes; an electronic price indicator for displaying goods information provided by the management device, The electronic price indicator; Camera to photograph the buyer; And A control unit for controlling the camera to photograph the buyer and controlling transmission of the photographed image of the camera and a unique identification code pre-assigned to the electronic price indicator to the management device. Pattern detection device. According to claim 3, wherein the management device; A server controlling controlling the supply of goods information to the electronic price indicator and controlling the management of the buyer information and the unique identification code by extracting the buyer information from the photographed image of the buyer transmitted by the electronic price indicator; An image recognition unit extracting buyer information from the captured image of the buyer under the control of the server; And A pattern of a buyer using the electronic price indicator, the article information being stored in advance and storing the buyer information extracted by the image recognition unit and a unique identification code transmitted by the electronic price indicator under the control of the server. Detection device. The method according to claim 1 or 3, It includes a distance sensor for detecting the buyer approaching within a set distance, The control unit; The purchaser's pattern detection device using an electronic price indicator to control the camera to shoot the buyer when the distance recognition sensor detects the buyer within a set distance. The method according to any one of claims 1 to 4, wherein the buyer information; A buyer's pattern detection device using an electronic price indicator comprising one or more of the body shape of the buyer, the color of the clothes worn by the buyer and the body shape of the buyer. The method of claim 1, wherein the electronic price indicator and the server; A buyer's pattern detection device using an electronic price indicator, each including a communication modem for wirelessly communicating with each other. An electronic price indicator photographing the buyer and extracting the buyer information from the photographed image of the buyer; Transmitting the extracted buyer information and the unique recognition information previously assigned to the electronic price display device to a management device; And And storing and managing the buyer information and the unique recognition information transmitted by the electronic price indicator in a data storage unit. The method of claim 8, wherein storing and managing the buyer information and the unique identification information comprises :; Determining whether the same buyer information as the buyer information transmitted by the electronic price indicator is stored in the data storage unit; When the same buyer information is stored as a result of the determination, constructing a database of the stored buyer information and the unique recognition information, the buyer information transmitted by the electronic price indicator, and the unique recognition information, and storing the data in the data storage unit; And If the same buyer information is not stored as a result of the determination, constructing a database using only the buyer information and the unique recognition information transmitted by the electronic price indicator and storing the data in the data storage unit; Pattern Detection Method. Photographing the buyer by the electronic price indicator; Transmitting the photographed image of the buyer and the unique recognition information pre-assigned to the electronic price display device to a management device; Extracting the buyer information from the photographed image of the buyer transmitted by the electronic price indicator; And And storing and managing the extracted buyer information and the unique recognition information transmitted by the electronic price indicator in a data storage unit. The method of claim 10, wherein storing and managing the buyer information and the unique identification information comprises :; Determining whether the same buyer information as the extracted buyer information is stored in the data storage unit; When the same buyer information is stored as a result of the determination, constructing a database of the stored buyer information and the unique recognition information and the extracted buyer information and the unique recognition information and storing the data in the data storage unit; And And if the same buyer information is not stored as a result of the determination, constructing a database using only the extracted buyer information and the unique recognition information and storing the database in the data storage unit. 12. The method of any one of claims 8 to 11, wherein the buyer information comprises: A buyer's pattern detection method using an electronic price indicator comprising at least one of the body shape of the buyer, the color of the clothes worn by the buyer and the body shape of the buyer. The method according to claim 8 or 10, Requesting, by the electronic price indicator, goods information about the goods on display by accessing the management device; And And requesting, by the management device, to display and provide the goods information to the electronic price display device according to the request.
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