KR102103238B1 - System and method for providing code-based price comparison information using association - Google Patents

Abstract

According to the present invention, when a terminal detects identification code information from an identification code attached to a product and receives price comparison information of a product corresponding to the detected identification code information, the service providing device uses the product relations to compare the price comparison information. Provides The service providing device extracts a plurality of commands from the product name, which is one of the product information, and provides various price comparison information based on the plurality of commands extracted. Therefore, compared to the conventional method of providing price comparison information for one product, the present invention can improve the quality of the price comparison information and improve the price comparison search rate by providing price comparison information for a plurality of related products.

Description

A system and method for providing code-based price comparison information using an association relationship {SYSTEM AND METHOD FOR PROVIDING CODE-BASED PRICE COMPARISON INFORMATION USING ASSOCIATION}

The present invention relates to a system and method for providing a code-based price comparison service, and more specifically, the terminal detects identification code information from an identification code attached to a product and provides price comparison information of the product corresponding to the detected identification code information. When provided, the service providing device provides price comparison information by using product associations, thereby providing code-based price comparison information using associations that can improve the quality of price comparison information and improve the price comparison search rate. System and method.

With the widespread use of the Internet, product sellers have established an online virtual market called an online shopping mall, and Internet users can also purchase through a virtual market without directly visiting a dealer selling specific products or goods.

With the advent of online shopping malls, users do not need to visit stores, thereby reducing the time and cost of visiting stores. Due to the advantages of online shopping malls, many users have used online shopping malls, and thanks to this, various online shopping malls have been activated, and search methods are also diversifying.

In general, a buyer uses a PC or a laptop to access a web page of an online shopping mall or a predetermined search site to search for a desired product and purchase the product through price comparison. In particular, with the advent of smart phones, it is now possible to search for products by taking barcodes attached to products through smart phones and purchase products through price comparison.

In order to search for products and compare prices using barcodes, a barcode database (DB) and a price comparison database (DB) must be established on the server side. In general, a large number of vendors and price comparison service providers provide price comparison information, and because the barcode attached to the product has a limitation, the barcode database has a significantly smaller data volume than the price comparison database.

Therefore, when price comparison information is provided only with the product searched through the barcode, there is a problem in that the quality of the price comparison information or the price comparison search rate received by the user is reduced compared to the amount of data constructed in the price comparison database.

The present invention was created to solve the above problems, and an object of the present invention is to provide a service for comparing price information of a product corresponding to the detected identification code information by detecting the identification code information from the identification code attached to the product by the terminal. It is to provide a price comparison service system and method for improving the quality of price comparison information and improving the price comparison search rate when received from a device.

To this end, according to the first aspect of the present invention, the service providing system according to the present invention requests a product search for an identification code attached to a product and receives a product search result for the identification code according to the product search request And, when receiving a product search request for the identification code from the terminal, including a service providing device for searching the product information and price comparison information for the identification code to the terminal, the service providing device is one of the product information Characterized in that it generates a plurality of price comparison information for the expanded product by extracting a plurality of commands by separating the product name by word, and expanding the products related to the product information based on the extracted multiple commands.

According to a second aspect of the present invention, a service providing apparatus according to the present invention includes a product information search unit for searching product information corresponding to identification code information, and a plurality of commands by separating a product name, which is one of the product information, based on words. It characterized in that it comprises a command extraction unit for extracting, and a price comparison information search unit for searching for a plurality of price comparison information associated with the product information based on the plurality of commands.

Preferably, the search rank analysis unit may further include a search rank analysis unit that receives the plurality of commands and analyzes a search rank in a product corresponding to each command and delivers product information having a search rank to the price comparison information search unit.

According to a third aspect of the present invention, a terminal according to the present invention comprises: a camera module for generating an identification code image by photographing an identification code attached to a product, and an identification code reader for detecting identification code information from the identification code image And a product information search unit for searching for product information corresponding to the identification code information, and a command extraction unit for dividing a product name, which is one of the product information, into words, and extracting a plurality of commands.

Preferably, further comprising a price comparison information search unit for searching a plurality of price comparison information associated with the product information based on the plurality of commands

According to a fourth aspect of the present invention, a service providing method according to the present invention includes a product search request step in which a terminal requests a product search for a product search for an identification code attached to a product, and the service providing device is the terminal. When receiving a product search request for the identification code from the product information search step of searching for the product information for the identification code, the service providing device expands the associated product expanding the product associated with the product information, and the service providing device It characterized in that it comprises the step of transmitting the price comparison information to generate a plurality of price comparison information for the expanded product and transmits it to the terminal.

Preferably, in the step of expanding the associated product, the service providing device may expand the command to a plurality of commands using a product name that is one of the product information as a command.

According to a fifth aspect of the present invention, a service providing method according to the present invention is a method in which a service providing device generates code-based price comparison information using an association relationship, and searches for product information corresponding to identification code information A product information retrieval step, a command extraction step of separating a product name, which is one of the product information, based on words, and extracting a plurality of commands, and retrieving a plurality of price comparison information associated with the product information based on the plurality of commands And a price comparison information retrieval step.

Preferably, in the step of searching for the price comparison information, the plurality of commands may be input to analyze a search rank in products corresponding to each command and search for price comparison information based on product information having the search rank.

Preferably, the price comparison information retrieval step may receive the plurality of commands, analyze a user's search history for products corresponding to each command, and retrieve price comparison information based on previously retrieved product information.

Preferably, in the step of searching for the price comparison information, the plurality of commands may be input to analyze a context for a product corresponding to each command and search for price comparison information based on associated product information.

According to a sixth aspect of the present invention, in a method in a terminal according to the present invention, in a method in which a terminal is provided with code-based price comparison information using an association from a service providing device, an identification code attached to a product is photographed An identification code image generation step of generating an identification code image, an identification code information detection step of detecting identification code information from the identification code image, and a product information search step of searching for product information corresponding to the identification code information; And extracting a plurality of commands by separating the product name, which is one of the product information, based on words, and extracting a plurality of commands.

Preferably, the method may further include transmitting the product information and a plurality of commands to the service providing device, and receiving a plurality of price comparison information associated with the product information and the plurality of commands from the service providing device. have.

According to a seventh aspect of the present invention, when a product search request for an identification code is received from a terminal, the service providing apparatus includes a product information search unit that searches for product information corresponding to the identification code information according to the product search request; A command extraction unit for extracting a plurality of commands by separating the product name, which is one of the searched product information, based on words; And a price comparison information search unit searching for a plurality of price comparison information associated with the product information based on the plurality of commands.

Preferably, the search rank analysis unit further analyzes a search rank for each product corresponding to each of the plurality of commands, and delivers product information according to a search rank for each of the plurality of commands to the price comparison information search unit. ; The price comparison information search unit may further generate and provide price comparison information for a product of each product information according to a search rank, for each of the plurality of commands.

Preferably, it further includes a situation analysis unit that checks the time information at which the product search request is received, and delivers product information associated with the time information for each product corresponding to each of the plurality of commands to the price comparison information search unit, ; The price comparison information search unit may generate and provide price comparison information for a product of product information associated with the time information for each of the plurality of commands.

Preferably, the search history analysis unit further analyzes a user's search history for each product corresponding to the plurality of commands and delivers previously searched product information to the price comparison information search unit; The price comparison information search unit may generate and provide counter price comparison information to the previously searched product information for each of the plurality of commands.

According to an eighth aspect of the present invention, a terminal includes a camera module that captures an identification code attached to a product to generate an identification code image; An identification code reader that detects identification code information from the identification code image; It includes a product information search unit for searching for product information corresponding to the identification code information, and a command extraction unit for extracting a plurality of commands by separating a product name, which is one of the product information, based on words.

Preferably, it may further include a price comparison information search unit for searching a plurality of price comparison information associated with the product information based on the plurality of commands.

According to a ninth aspect of the present invention, a method in which a service providing device generates code-based price comparison information using an association relationship is identified when a product search request for an identification code is received from a terminal, according to the product search request A product information search step of searching for product information corresponding to code information; A command extraction step of dividing a product name, which is one of the searched product information, into words, and extracting a plurality of commands; And a price comparison information search step of searching for a plurality of price comparison information associated with the product information based on the plurality of commands.

Preferably, in the step of searching for the price comparison information, it is possible to receive the plurality of commands and analyze the search rank in the product corresponding to each command and search for the price comparison information based on the product information having the search rank.

Preferably, in the step of searching for the price comparison information, the plurality of commands may be input to analyze a user's search history for a product corresponding to each command and search for price comparison information based on previously searched product information.

Preferably, in the step of searching for the price comparison information, the plurality of commands may be input to analyze a context for a product corresponding to each command and search for price comparison information based on associated product information.

Preferably, the price comparison information retrieval step checks the time information at which the product search request is received, receives the multiple commands, and based on the product information associated with the time information for products corresponding to each command. You can search for price comparison information.

According to the present invention, when the terminal detects the identification code information from the identification code attached to the product and receives price comparison information of the product corresponding to the detected identification code information, the service providing device compares the price using the association relationship of the product By providing the information, it is possible to improve the quality of price comparison information and improve the price comparison search rate.

In addition, the present invention not only expands the command corresponding to the product name to a plurality of commands when using the correlation of the product, but also analyzes the search rank, search history and context for each command to further expand the related product, so price comparison information There is an effect that can further improve the quality and price comparison search rate of.

1 is a diagram showing the configuration of a system for providing code-based price comparison information using an association relationship according to the present invention.
2 is an internal configuration diagram of a service providing apparatus according to the present invention.
Figure 3 is a flow chart showing a process for providing code-based price comparison information using the association according to the present invention.
4 is a flowchart illustrating a process of retrieving price comparison information based on a plurality of commands.
5 is an internal configuration diagram of a terminal according to the present invention.
6 is a flowchart illustrating a process of receiving code-based price comparison information using an association relationship in a terminal according to the present invention.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings. The configuration of the present invention and the effect of the action will be clearly understood through the following detailed description. Note that prior to the detailed description of the present invention, the same components are denoted by the same reference numerals as possible, even if they are displayed on different drawings, and the detailed description will be omitted when it is determined that the gist of the present invention may be obscured for the known components. do.

First, terms used to describe embodiments of the present invention are defined as follows.

A product refers to an object that the user intends to purchase while shopping or an object that the user is interested in. A barcode, a QR (Quick Response) code, a logo, or a label is attached to the surface of the product.

Product information is information about a product, and may include a product name, a product price, a brief description of the product, and product evaluation.

The identification code is a code for identifying a product, such as a barcode, a QR code, a logo, or a label. In the exemplary embodiment of the present invention, the identification code is based on an indirect code that stores access information so as to obtain product information by accessing a server or terminal. As for the identification code, a one-dimensional identification code such as a barcode and a two-dimensional identification code such as a QR code are common, but a three-dimensional code with color information can also be used. The 3D code includes an identification code such as Microsoft's MS-Tag. Currently, international standardization of identification codes is in progress. Therefore, the identification codes mentioned in the embodiments of the present invention are N-dimensional according to the progress of international standardization and information added to identification codes as well as 1-dimensional, 2-dimensional, and 3-dimensional. It can be expanded with an identification code.

The identification code image means an image generated when an identification code attached to a product is photographed using a camera.

The identification code information is information detected from the identification code image and refers to a binary code value. The identification code information includes barcode information for a barcode, QR code information for a QR code, and feature point information for a logo or label.

The command is a search condition when searching for price comparison information. In the embodiment of the present invention, it means a product name that is one of product information. The command includes a main command corresponding to the product name and a sub command that separates the product name for each word.

The price comparison information refers to information comparing prices between subsidiary products related to the corresponding product and other company products using the main command and the sub-command. In an embodiment of the present invention, price comparison information may be searched based on command, search ranking, search history, or context.

1 shows the configuration of a system for providing code-based price comparison information using an association relationship according to the present invention.

Referring to FIG. 1, the system according to the present invention includes a terminal 100, a service providing device 200, and a communication network 300 that enables data transmission and reception between the terminal 100 and the service providing device 200.

The terminal 100 can transmit and receive data to and from the service providing device 200 through the communication network 300 and use any device regardless of its type as long as it is a device capable of recognizing the identification code attached to the product. For example, the terminal 100 may include a PC, PDA, notebook, digital camera, mobile phone, smart phone, PMP, and the like.

The terminal 100 requests the product search for the identification code attached to the product to the service providing device 200 and receives the product search result for the identification code from the service providing device 200.

The communication network 300 refers to a network that provides a communication service so that the terminal 100 and the service providing device 200 can communicate with each other through wired or wireless communication. That is, the communication network 300 may be a wired Internet network, and includes a wireless data network (Internet network, IMS, etc.) connected through a mobile communication network (CDMA, W-CDMA, etc.), or an Internet network connected through short-range communication. can do. Specifically, the terminal 100 may access the data network through a Packet Data Serving Node (PDSN) in the case of a CDMA network, and may access the data network through a Gateway GPRS Support Node (GGSN) in the case of a W-CDMA network. . In addition, the terminal 100 may access the Internet network through short-range communication such as Bluetooth or Wi-Fi in an area such as a hot-spot.

When receiving the product search request for the identification code from the terminal 100, the service providing apparatus 200 performs product search for the identification code and transmits product information and price comparison information to the terminal 100. The service providing apparatus 200 according to the present invention enlarges a product associated with product information to generate price comparison information for the expanded product and provides it to the terminal 100. Specifically, the service providing apparatus 200 uses a product name, which is one of product information, as a command, expands this command to a plurality of commands, and generates a plurality of price comparison information associated with the product information based on the expanded command. .

* Figure 2 shows the internal configuration of the service providing device 200.

Referring to FIG. 2, the service providing device 200 includes a product information search unit 210, a command extraction unit 230, a search ranking analysis unit 240, a search history analysis unit 250, and a situation analysis unit 260 , Price comparison information search unit 220, a database 270, and the like.

The product information search unit 210 searches for product information corresponding to the identification code information transmitted from the terminal 100. The product information search unit 210 searches for product information corresponding to the identification code information in the identification code DB 271 and searches for a product name that is one of the product information, a price comparison information search unit 220, a command extraction unit 230, and a search It is transmitted to the ranking analysis unit 240, the search history analysis unit 250, and the situation analysis unit 260.

The command extraction unit 230, the search ranking analysis unit 240, the search history analysis unit 250, and the situation analysis unit 260 are parts that perform a function of expanding a product related to product information and will be collectively referred to as an association relation analysis unit. Can be. The association analysis unit will be described later with reference to FIGS. 3 and 4.

The database 270 includes an identification code DB 271 and a price comparison DB 272.

The identification code DB 271 stores barcode information, QR code information, identification code information corresponding to logo or label feature point information, and product information corresponding to the identification code information. The price comparison DB 272 stores price comparison information for each product and online shopping mall information. The price comparison DB 272 may store and store price comparison information for each product in product evaluation order, popularity order, new order, and price order.

* Figure 3 shows a process for providing code-based price comparison information using the association according to the present invention.

Referring to FIG. 3, first, the service providing apparatus 200 receives identification code information of a product from the terminal 100 (S10). Then, the product information search unit 210 of the service providing device 200 searches for product information corresponding to the identification code information in the identification code DB 271 (S20).

The product information search unit 210 transmits this command to the price comparison information search unit 200 and the association analysis unit using the product name, which is one of the product information, as a command (S30). The product name, which is one of the product information, corresponds to a main command.

The main command is input to the command extraction unit 230. The command extracting unit 230 generates a plurality of commands by morphologically analyzing the main command and dividing it into words (S40). A plurality of instructions separated from the main instruction corresponds to a sub instruction. For example, if the product name is 'AAA Notebook XXX PS30', the sub-command may be AAA Notebook, XXX, or PS30.

The price comparison government search unit 200 retrieves price comparison information from the price comparison DB 272 based on the main command and the sub-command (S50).

4 shows a process of retrieving price comparison information based on a plurality of commands. FIG. 4 specifically shows step S50 of FIG. 3.

* Referring to FIG. 4, first, a main command is extracted through the product information search unit 210 and a sub-command is extracted through the command extraction unit 230 (S52).

The main command is input to the price comparison information search unit 220. The price comparison information search unit 220 searches for price comparison information based on the main command. In addition, sub-commands are also input to the price comparison information search unit 220. The price comparison information search unit 220 searches for price comparison information based on the sub-command. As described above, in step S53, command-based price comparison information is searched using the main command and the sub-command.

The main command and the sub-command are input to the search ranking analysis unit 240. The search rank analysis unit 240 receives a plurality of commands and analyzes the search rank in the product corresponding to each command, and delivers the product information having the search rank to the price comparison information search unit 220. The plurality of commands means broadly including both the main command and the sub-command, and narrowly means the sub-command. The price comparison information search unit 220 searches the price comparison information based on the product information input from the search ranking analysis unit 240. In this way, in step S54, search comparison based on the search ranking is performed.

For example, when the sub-commands are AAA and notebook, the search ranking analysis unit 240 prices products with a search rank of 1 to 5 among AAA's products and products with a search rank of 1 to 5 in notebook products. The result is transmitted to the comparison information search unit 220. Then, the price comparison information search unit 220 generates price comparison information for the product corresponding to the search rank for each sub-command.

The main command and the sub-command are input to the search history analysis unit 250. The search history analysis unit 250 receives a plurality of commands and analyzes a user's search history for products corresponding to each command, and transmits previously searched product information to the price comparison information search unit 220. The price comparison information search unit 220 searches the price comparison information based on the product information input from the search history analysis unit 250. As described above, in step S55, search history-based price comparison information is searched.

For example, when the sub-commands are AAA and laptop, the search history analysis unit 240 displays the previously searched product in the price comparison information search unit 220 if the user has a history of searching for AAA or notebook products. To deliver. Then, the price comparison information search unit 220 generates price comparison information for the product corresponding to the search history for each sub-command.

The main command and the sub-command are input to the situation analysis unit 260. The situation analysis unit 260 receives a plurality of commands, analyzes the context of the product corresponding to each command, and transmits the related product information to the price comparison information search unit 220. The price comparison information search unit 220 searches for price comparison information based on the product information input from the situation analysis unit 250. As described above, in step S56, context-based price comparison information is searched.

The situation analysis unit 260 checks the time information at the time of requesting a product search as a product and context corresponding to the sub-command, and compares the product information associated with the product corresponding to the sub-command corresponding to the time information with the price comparison information search unit 220 ). For example, when the sub-command is a notebook and the time information is at night, price comparison information may be generated for a speaker product used by connecting to a notebook so that music can be quietly heard at night.

In this way, the service providing apparatus 200 may perform the search for the price comparison information based on the command-based, search ranking-based, search history-based, and context-based, and then integrate the generated price comparison information in step S57. The service providing device 200 provides integrated price comparison information to the terminal 100.

Although not illustrated in FIG. 2, in order for the search ranking analysis unit 240, the search history analysis unit 250, and the situation analysis unit 250 to perform the analysis function, the service providing device 200 includes a search ranking DB, Search history DB and context DB should be provided.

As described above, the terminal 100 may receive price comparison information by interworking with the service providing device 200 based on a network, but these price comparison services are stand-alone, which are self-processed inside the terminal 100. Can be implemented as

5 shows the internal configuration of a terminal according to the present invention.

Referring to FIG. 5, the terminal according to the present invention includes a camera module 110, a display unit 120, an input unit 130, a communication module 140, a control unit 150, an identification identification code reader 160, and a memory 170 ), Price comparison information search unit 180, and the like.

The camera module 110 photographs the identification code attached to the product to generate an identification code image. The identification code image generated by the camera module 110 is input to the control unit 150.

The display unit 120 displays a product search result screen including product information and price comparison information according to a product search request.

The input unit 130 is provided with a keypad that allows a user to input text, and receives a product search request for an identification code from the user.

In the embodiment of the present invention, although the display unit 120 and the input unit 130 are separately expressed, when the terminal 100 is a touch phone or a smart phone, the display unit 120 and the input unit 130 may be integrally configured.

The communication module 140 transmits a product search request to the service providing apparatus 200 when a product search request is received from the input unit 130 when interworking with the service providing apparatus 200 based on a network. In addition, the communication module 140 may receive a product search result including product information and price comparison information from the service providing device 200.

The identification code reader 160 detects identification code information from the pre-processed identification code image through the pre-processing unit 151 of the control unit 150. The identification code reader 160 may include a barcode reader, a QR code reader, a feature point detector for detecting feature points such as a logo or a label, according to the type of the identification code. In addition, the identification code reader 160 may further include an NFC reader that detects Near Field Communication (NFC) tags, an RFID reader that detects RFID tags, and an OCR reader that detects Optical Character Recognition (OCR) codes.

The memory 170 stores identification code information and product information corresponding to the identification code information. In addition, when the terminal 100 performs the price comparison information search itself, the memory 170 also stores the price comparison information.

When an update of various information stored in the memory 170 is required, the terminal 100 may access the service providing device 200 to perform the update. Updates to various information may be performed at predetermined intervals set in advance in the terminal 100, or may be performed in real time as soon as related information is updated in the service providing device 200. Alternatively, the terminal 100 may access the service providing device 200 and perform an update directly according to a user's request.

The control unit 150 includes a pre-processing unit 151, a product information search unit 152, a command extraction unit 153, and the like.

The pre-processing unit 151 pre-processes the identification code image input from the camera module 110. The identification code reader 160 may detect identification code information from the identification code image without an error by pre-processing the image. The pre-processing unit 151 transmits the pre-processed identification code image to the identification code reader 160.

The product information search unit 152 receives the identification code information detected by the identification code reader 160 and searches the product information corresponding to the identification code information in the memory 170. The product information search unit 152 transmits the product name, which is one of the product information, to the command extraction unit 153.

The command extraction unit 153 extracts a plurality of commands by separating the product name received from the product information search unit 152 based on words.

Although not illustrated, the terminal 100 may include at least one of the above-described search ranking analysis unit, search history analysis unit, and situation analysis unit. The search ranking analysis unit, the search history analysis unit and the situation analysis unit may be included in the control unit 150 or may exist as separate modules.

The price comparison information search unit 180 is based on the product name (main command) received from the product information search unit 152 and a plurality of commands (sub-commands) received from the command extraction unit 153, and is associated with the product information. Search for price comparison information. In addition, if the terminal 100 includes a search ranking analysis unit, a search history analysis unit and a situation analysis unit, the price comparison information search unit 180, in addition to the command-based price comparison information search, search ranking based, search history based, context based Price comparison information can be searched.

On the other hand, when considering the performance of the terminal 100, the price comparison information search unit 180 may be omitted inside the terminal 100. In this case, the product name (main command) retrieved from the product information search unit 152 and a plurality of commands (sub-commands) generated by the command extraction unit 153 are transmitted to the service providing device 200 through the communication module 140. .

6 shows a process of receiving code-based price comparison information using an association relationship in a terminal according to the present invention.

First, the camera module 110 of the terminal 100 photographs the identification code attached to the product to generate an identification code image (S100).

The identification code reader 160 detects identification code information from the identification code image generated by the camera module 110 (S110).

Thereafter, when a product search is requested for the detected identification code information, the product information search unit 152 of the control unit 150 searches the memory 170 for product information corresponding to the identification code information (S120).

The product information search unit 152 transfers the main command to the command extraction unit 153 using the product name as one of the searched product information as the main command (S130).

The command extraction unit 153 generates a plurality of sub-commands by morphologically analyzing the main commands received from the product information search unit 152 and dividing them into words (S140).

When the price comparison information search unit 180 does not exist inside the terminal 100 according to the performance of the terminal 100, the main command and the sub-command are transmitted to the service providing device 200 through the communication module 140 ( S150). If the price comparison information search unit 180 exists inside the terminal 100, the main command and the sub-command are transmitted to the price comparison information search unit 220.

In addition, in another embodiment of the present invention, hardware and software computing resources related to a product information and price comparison information providing service performed in a service providing device are stored in a server on a network, and a service providing device is requested when a corresponding service is requested from a terminal. It can be implemented in the form of cloud computing (Cloud computing) that connects to a server on the network and receives the service and delivers it to the terminal. In this case, the service provider borrows computing resources such as hardware and software stored in the server on the network as much as necessary, and pays the usage fee for it, and the cost of maintaining and managing the computer system and the cost of purchasing and installing the server, It can save a tremendous amount of money, time and manpower, such as the cost of updating and purchasing software, and it can also contribute to energy savings.

On the other hand, the present invention can implement a method for providing price comparison information using the association described above as a software program and record it on a computer-readable predetermined recording medium.

For example, the recording medium may be a hard disk, flash memory, RAM, ROM, etc. as an internal type of each playback device, or an optical disk such as a CD-R, CD-RW, compact flash card, smart media, memory stick, multimedia card as an external type. have.

In this case, the program recorded on the computer-readable recording medium includes a product information retrieval step of retrieving product information corresponding to identification code information and a product name, which is one of the product information, separated by words. The command extraction step of extracting a command and the price comparison information search step of retrieving a plurality of price comparison information associated with the product information based on the plurality of commands may be performed.

The above description is merely illustrative of the present invention, and various modifications may be made without departing from the technical spirit of the present invention by those skilled in the art to which the present invention pertains. Therefore, the embodiments disclosed in the specification of the present invention are not intended to limit the present invention. The scope of the present invention should be interpreted by the following claims, and all technologies within the scope equivalent thereto should be interpreted as being included in the scope of the present invention.

In the present invention, when a terminal detects identification code information from an identification code attached to a product and receives price comparison information of a product corresponding to the detected identification code information, the service providing device uses the product relations to determine the price comparison information. By providing the quality of the price comparison information and improving the price comparison search rate, it can be applied to the service technology field that provides the price comparison information.

100: terminal 200: service providing device
300: communication network 152, 210: product information search unit
153, 230: command extraction unit 180, 220: price comparison information search unit
240: search ranking analysis unit 250: search history analysis unit
260: situation analysis unit 270: database
271: Identification code DB 272: Price comparison DB
110: camera module 120: display unit
130: input unit 140: communication module
150: control unit 151: pre-processing unit
160: identification code reader 170: memory

Claims (12)

When a product search request for the identification code is received from the terminal, the product information search unit searches for product information corresponding to the identification code information according to the product search request;
A command extracting unit for dividing the product name of the searched product information into words, and extracting a plurality of commands including a word indicating a company and a word indicating a product type among words constituting the product name;
A search history analysis unit that analyzes a user's search history based on the plurality of commands and transmits previously searched product information when a corresponding user has a previous search history for the command;
Price comparison is performed by searching a plurality of price comparison information associated with the product information based on the plurality of commands, and generating and comparing price comparison information for previously searched product information delivered from the search history analysis unit for each of the plurality of commands Includes information retrieval,
Further comprising a search rank analysis unit for delivering product information of a product whose search rank is higher than a preset search rank among products corresponding to the plurality of commands, to the price comparison information search unit,
The price comparison information search unit generates and provides price comparison information for product information of a predetermined search rank or higher, which is transmitted for each of the plurality of commands, from the search ranking analysis unit. delete According to claim 1,
Further comprising a situation analysis unit for confirming the time information received the product search request, and delivering the product information associated with the time information for each product corresponding to each of the plurality of commands to the price comparison information search unit;
The price comparison information search unit,
For each of the plurality of commands, the service providing apparatus characterized in that it further generates and provides price comparison information for a product of product information associated with the time information. delete A camera module that captures an identification code attached to a product to generate an identification code image;
An identification code reader that detects identification code information from the identification code image;
A product information search unit for searching product information corresponding to the identification code information;
A command extraction unit for dividing the product name of the product information into words, and extracting a plurality of commands including words representing a company and words representing a product type among words constituting the product name;
A search history analysis unit that analyzes a user's search history based on the plurality of commands and transmits previously searched product information when a corresponding user has a previous search history for the command;
Price comparison is performed by searching a plurality of price comparison information associated with the product information based on the plurality of commands, and generating and comparing price comparison information for previously searched product information delivered from the search history analysis unit for each of the plurality of commands Includes information retrieval,
Further comprising a search rank analysis unit for delivering product information of a product whose search rank is higher than a preset search rank among products corresponding to the plurality of commands, to the price comparison information search unit,
The price comparison information search unit is a terminal characterized in that it generates and provides price comparison information for product information above a predetermined search rank delivered to each of the plurality of commands from the search ranking analysis unit. delete In the method for generating a code-based price comparison information using the association by the service providing device,
A product information search step of searching for product information corresponding to identification code information according to the product search request when a product search request for the identification code is received from the terminal;
A command step of dividing the product name of the searched product information into words, and extracting a plurality of commands including a word indicating a company and a word indicating a product type among words constituting the product name;
A search history analysis step of analyzing a user's search history based on the plurality of commands and transmitting previously searched product information when the user has a previous search history for the command;
Search for a plurality of price comparison information associated with the product information based on the plurality of commands, and generate price comparison information for previously searched product information delivered in the search history analysis step for each product corresponding to the plurality of commands And the price comparison information search step provided by
The price comparison information search step further comprises generating and providing price comparison information for product information of a product whose search rank is higher than or equal to a preset search rank among products corresponding to the plurality of commands. delete delete ◈ Claim 10 was abandoned when payment of the set registration fee was made.◈ The method of claim 7,
The price comparison information search step,
A method comprising receiving the plurality of commands and analyzing the context for the product corresponding to each command and searching for price comparison information based on the associated product information. The method of claim 7,
The price comparison information search step,
A method characterized by checking the time information at which the product search request is received, and receiving the plurality of commands to search for price comparison information for the product corresponding to each command based on the product information associated with the time information. ◈ Claim 12 was abandoned when payment of the set registration fee was made.◈ A computer-readable recording medium recording a program for executing the process of any one of claims 7, 10, and 11.

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