JP4833242B2 - Information providing server, system, and program using article information acquired by user on the go - Google Patents

Description

  The present invention relates to an information providing server, a system, a method, and a program for providing information related to article information to a user using article information acquired by the user on the go.

  2. Description of the Related Art Conventionally, a technique has been proposed in which information that reflects the interests and preferences of a customer (user) is acquired and information about the user is collected based on the acquired information.

For example, Patent Document 1 discloses a technique for automatically collecting information on what a user is interested in in a store or a museum.
JP 2005-31733 A

  However, in the technique of Patent Document 1, information on an article that the user is interested in can be obtained by the side that provides the article, but information on the article is not provided to the user.

  Therefore, an object of the present invention is to acquire information on an article that the user is interested in from a web page on the Internet and provide the acquired information to the user's mobile terminal device.

  The present invention provides the following solutions.

(1) Receiving means for receiving article information from portable terminal devices of a plurality of users, a determining means for determining a keyword based on the article information, and the article information received by the receiving means and the determining means Article information registering means for associating the keyword and registered in the article information table for each user identification information of the mobile terminal device, and when the keyword is determined by the determining means, the keyword and the keyword are searched for When the keyword determined by the determining means is present in the keyword table with reference to a keyword table in which a search result obtained by searching information related to the article information from a web page and a search history of the search result are associated with each other Outputs the search results registered in the keyword table, When the keyword determined by the determination means does not exist in the keyword table, search means for outputting a search result obtained by searching information on the article information from the web page using the keyword as a search condition, and indexing the keyword Search result registration means for registering in the keyword table together with the search result searched by the search means and the search history of the search result, a transmission means for transmitting the search result as information relating to the article information, and the article information Request receiving means for receiving a search result transmission request from a mobile terminal device or a terminal device authenticated with the same user identification information as the user identification information used in the mobile terminal device that transmitted the message, and to the search result transmission request Read the corresponding keyword from the article information table, It reads a search result corresponding to the keyword that issued viewed from the keyword table, the information providing server; and a request transmitting means for transmitting to the portable terminal device or the terminal device.

  According to the configuration of (1), the article information of the article that the user is interested in on the go is received from the mobile terminal device, the keyword is determined based on the article information, and the article information and the keyword are registered in the article information table. If the determined keyword exists, the search result registered in the keyword table is output. If the keyword does not exist, the information on the article information is searched for using the keyword as a search condition. The search result searched from the page is output, registered in the keyword table together with the search result searched using the keyword as an index, the search result is transmitted as information on the article information, and the search result transmission request from the mobile terminal device is received. The search result corresponding to the search result transmission request is read from the article information table, and the mobile terminal device is To send to.

  (1) In this way, information about an article can be provided to the user using the article information of the article that the user is interested in as a keyword. Therefore, the user can obtain detailed information about this article without relying on the user's own memory or information such as a specific store or manufacturer. Also, by providing such information, the utilization rate of the information providing server can be improved and an increase in advertisement can be expected.

  Moreover, the user can acquire the detailed information regarding the article information acquired in the past again. In addition, since the search result is stored for each keyword acquired by the mobile terminal device of each user and transmitted to the information providing server, it is stored in the keyword table when the search is performed for the keyword searched in the past. The search speed can be improved by reading out the search result and transmitting it to the mobile terminal device.

(2) In a system in which a portable terminal device and an information providing server can communicate via a communication line, the portable terminal device includes article information acquisition means for acquiring article information, and article information acquired by the article information acquisition means. Terminal transmitting means for transmitting information to the information providing server, wherein the information providing server determines a keyword based on receiving means for receiving the article information from the mobile terminal devices of a plurality of users, and the article information. a determination unit, and the article information registration means for registering the article data table the determined by the article information received and the determination unit in association with the keyword for each user identification information of the mobile terminal device by the receiving means, When the keyword is determined by the determining means, the article information using the keyword and the keyword as a search condition In the case where the search history retrieved search results and the search result information about the web page refers to the keyword table associated, the keyword determined by the determination means is present in the keyword table, the keyword output the search results registered in the table, if the the keyword determined by the determination means does not exist in the keyword table, and retrieves information about the article information the keyword as a search condition from the web page search A search means for outputting a result, a search result registration means for registering the search result in the keyword table together with a search result searched by the search means using the keyword as an index and a search history of the search result, and the search result related to the article information Send to send as information The mobile terminal device includes a terminal receiving unit that receives the search result transmitted by the transmitting unit, an output unit that outputs the search result received by the terminal receiving unit, and the information providing server Requesting means for requesting a search result corresponding to the article information, and the information providing server is authenticated with the same user identification information as the user identification information used in the portable terminal device that transmitted the article information. A request receiving means for receiving a search result transmission request from the mobile terminal device or the terminal device , a keyword corresponding to the search result transmission request is read from the article information table, and a search result corresponding to the read keyword is the keyword And a request transmission means for reading from the table and transmitting to the portable terminal device or the terminal device . Information provision system.

(3) determining a receiving step of receiving the article information from the portable terminal device of a plurality of users, a determining step of determining the keywords based on the article information, by the determination step and the article information received by said receiving step an article information registration step of registering the item information table for each user identification information of the portable terminal device in association with the keyword that is, when the keyword by the determination step is determined, searching the said keyword condition information about the article information when referring to a keyword table associated with search history retrieved search results and the search results from a web page, is the keyword determined by the determination step to exist in the keyword table as Registered in the keyword table The outputs the search result, if the determined by the determination step keyword is not present in the keyword table, it outputs a search result of searching the information on the article information the keyword as a search condition from the webpage A search result registration step for registering in the keyword table together with a search result searched by the search step using the keyword as an index and a search history of the search result, and the search result as information on the article information A transmission step for transmitting, and a request reception for receiving a search result transmission request from a mobile terminal device or a terminal device authenticated by the same user identification information as the user identification information used in the mobile terminal device that transmitted the article information Step and the search result transmission request Reads a keyword from the article information table read read from the keyword table search result corresponding to the keyword, the mobile terminal apparatus or providing information; and a request transmitting step of transmitting to the terminal device Method.

(4) A program executed by a computer in an information providing server capable of communicating with a mobile terminal device via a communication line, wherein the product information is received from a plurality of users' mobile terminal devices, and the product information registration and determining step of determining a keyword, the article information table for each user identification information of the portable terminal device in association with the keywords determined by the determination step and the article information received by the reception step based on When the keyword is determined by the article information registration step and the determination step, a search result obtained by searching the web page for information on the article information using the keyword and the keyword as a search condition, and a search history of the search result Referring to keyword table associated, it said determining scan Tsu when the keyword determined by flop is present in the keyword table, the keyword output the search results registered in the table, if the keyword is determined by the determination step is not present in the keyword table A search step of outputting a search result obtained by searching information related to the article information from the web page using the keyword as a search condition, a search result searched by the search step using the keyword as an index, and a search history of the search result And a search result registration step for registering in the keyword table, a transmission step for transmitting the search result as information relating to the article information, and user identification information used in the portable terminal device that has transmitted the article information . Recognized by user identification information A request receiving step of receiving a search result transmission request from the mobile terminal device or the terminal device is, the search results keyword corresponding to the transmission request read from the article data table, read the search result corresponding to the keyword the A program that causes a computer to execute a request transmission step of reading from a keyword table and transmitting to the portable terminal device or the terminal device .

  ADVANTAGE OF THE INVENTION According to this invention, the information about this goods can be provided with respect to a user using the goods information of the goods which the user became interested as a keyword. Therefore, the user can obtain detailed information about this article without relying on the user's own memory or information such as a specific store or manufacturer. Also, by providing such information, the utilization rate of the information providing server can be improved and an increase in advertisement can be expected.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings.

[Definition of terms]
“Article” means an article / exhibit displayed or displayed in a store or a museum, regardless of whether it is free of charge. The “article information” is an image of an article, an article name, an article standard, an article identification number, an abbreviation of an article, a common name of an article, and the like. Any bar code, two-dimensional code, IC tag, or the like that can be acquired by the article information acquisition unit 110 included in the mobile terminal device 10 to be described later is used.

[System overall configuration]
Hereinafter, embodiments of the present invention will be described with reference to the drawings. FIG. 1 is a block diagram showing the overall configuration of a system 1 according to the present invention. The system 1 includes a mobile terminal device 10, a server 20, and a terminal device 40. The mobile terminal device 10, the server 20, and the terminal device 40 are connected via a communication line 30. The mobile terminal device 10 is typified by a mobile phone, a PHS (Personal Handy-phone System: registered trademark), a mobile, a PDA (Personal Digital Assistant) mobile terminal device, and the like. Any information can be used as long as the information transmitted from can be referred to. In addition, the server 20 may be configured to include a Web server, a DB server, and an application server as necessary, and may be configured with one server or different servers.

[Hardware Configuration of Portable Terminal Device 10]
FIG. 2 is a diagram illustrating an example of a hardware configuration of the mobile terminal device 10 according to an example of the preferred embodiment of the present invention. As shown in FIG. 2, a CPU (Central Processing Unit) 11, a memory 12, an operation unit 13, a display unit 14, a communication unit 15, an imaging unit 16a, an RFID communication unit 16b, a speaker 17 and a microphone 18 are connected by a bus line BUS. Thus, the mobile terminal device 10 is configured.

  The CPU 11 is a part that controls the mobile terminal device 10 in an integrated manner. By appropriately reading and executing various programs stored in the memory 12, the CPU 11 cooperates with the hardware described above and performs various functions according to the present invention. Realized.

  The operation unit 13 includes an operation button group for performing various settings and input operations, a determination operation button, and the like. Input information from the operation unit 13 is processed under the control of the CPU 11. The display unit 14 includes an LCD (Liquid Crystal Display) and an organic EL (Electro Luminescence), and displays various types of information.

  The communication unit 15 receives various types of information transmitted from the server 20 via the communication line 30 and transmits various types of information via the communication line 30. The communication unit 15 includes an antenna and an antenna signal processing circuit necessary for wireless communication. The imaging unit 16a includes a camera unit (not shown). The camera unit includes a lens unit and an image sensor. A captured image captured by the image sensor via the lens unit is output to the CPU 11. The RFID communication unit 16b includes an antenna and an antenna signal processing circuit necessary for wireless communication of the IC tag. The speaker 17 outputs audio information, and the microphone 18 inputs audio information. Audio information input / output through the speaker 17 and the microphone 18 is processed under the control of the CPU 11.

[Hardware Configuration of Server 20]
FIG. 3 is a diagram illustrating an example of a hardware configuration of the server 20 according to an example of the preferred embodiment of the present invention. As shown in FIG. 3, a CPU 21 (a plurality of CPUs such as a CPU 22 may be added in a multiprocessor configuration), a communication I / F (I / F: interface) 23, a main memory 24, a display device 25, an I / O A controller 26 and an input device 27 such as a keyboard and a mouse are connected by a bus line BUS to constitute the server 20.

  The CPU 21 is a part that controls the server 20 in an integrated manner. By appropriately reading and executing various programs stored in the hard disk 28, which will be described later, the CPU 21 cooperates with the hardware described above and performs various functions according to the present invention. Realized.

  The communication I / F 23 is a network adapter when the server 20 receives various types of input information from the mobile terminal device 10 via the communication line 30 and transmits display contents to the display device 25. The communication I / F 23 may include a modem, a cable modem, and an Ethernet (registered trademark) adapter.

  The display device 25 includes a display device such as a cathode ray tube display device (CRT) or a liquid crystal display device (LCD). A storage device 31 such as a hard disk 28 and a semiconductor memory 29 can be connected to the I / O controller 26. The input device 27 receives input from the administrator of the server 20. The hard disk 28 stores various programs for causing the hardware to function as the server 20, a program for executing the functions of the present invention, and a table to be described later. The server 20 can also use an external hard disk (not shown) as an external storage device.

  In the above example, the server 20 has been mainly described. However, the functions described above can also be realized by installing a program in a computer and operating the computer as a server device. Therefore, the functions realized by the server 20 described as one embodiment in the present invention are realized by executing the above-described method by the computer, or by introducing the above-mentioned program into the computer and executing it. Is possible.

[Functional configuration of mobile terminal device 10 and server 20]
FIG. 4 is a functional block diagram of the mobile terminal device 10 and the server 20 according to an example of the preferred embodiment of the present invention.

  The portable terminal device 10 includes an article information acquisition unit 110, a transmission unit 120, a reception unit 130, a display unit 140, and a request unit 150.

  The article information acquisition means 110 captures or wirelessly communicates article information indicated or recorded by a bar code, a two-dimensional code, an RFID tag, or the like attached to an article displayed or displayed at a store or the like or an article packaging. Get by doing.

  FIG. 5 is a diagram showing a specific example of the article information acquired by the article information acquisition unit 110. Specific example 1-1 of FIG. 5 shows an example in which the article information encoded in the two-dimensional code 51 added to the article 50 is acquired by the imaging unit 16a (article information acquisition unit 110) of the mobile terminal device 10. ing. Specific example 1-2 in FIG. 5 illustrates an example in which the article information recorded on the RFID tag attached to the article 53 is acquired by the RFID communication unit 16b (article information acquisition unit 110) of the mobile terminal device 10. . In this way, the user acquires the item information of the item that the user is interested in on the go by the item information acquisition unit 110.

Returning to FIG. 4, the transmission unit 120 transmits the article information acquired by the article information acquisition unit 110 to the server 20 via the communication line 30.
The receiving unit 130 receives a search result as information related to article information transmitted from the server 20.
The display unit 140 displays the search result received by the receiving unit 130 in a predetermined manner. Thereby, the user can browse the information regarding the article information acquired by the article information acquisition unit 110.

  The request unit 150 requests the server 20 to transmit a search result in response to an input from the operation unit 13. Thereby, the user can browse again the information regarding the article information acquired in the past.

  The server 20 includes an article information receiving unit 210, a keyword determining unit 220, an article information registration unit 230, a search unit 240, a search result registration unit 250, a search result transmission unit 260, a request reception unit 270, a request The transmission unit 280 and the storage unit 290 are included.

The article information receiving unit 210 receives article information transmitted from the mobile terminal device 10.
Keyword determining means 220 determines a keyword from the article information received by article information receiving means 210. Specifically, the keyword determination means 220 searches the article information received using a search engine from a web page, and determines the most appropriate one as a keyword. The search engine can use a known technique. Alternatively, the keyword determination means 220 may divide the text data of the received article information into words through morphological analysis, and determine the divided words as keywords. Here, an existing technique can be used for the morphological analysis method.

  The article information registration unit 230 stores the keyword determined by the keyword determination unit 220 in the article information table 291 for each user. The article information table 291 will be described later.

  The search unit 240 refers to the keyword table 292, and if a keyword determined by the keyword determination unit 220 exists, the search unit 240 outputs a search result associated with the keyword. If no keyword exists, a search is performed from an external server, a web page database, or the like using the keyword determined by the keyword determination unit 220 as a search condition, and a search result corresponding to the keyword is acquired. The search means 240 may use a known search engine.

  The search result registration unit 250 registers the keyword determined by the keyword determination unit 220 and the search result searched by the search unit 240 in the keyword table 292. The keyword table 292 will be described later.

  The search result transmission unit 260 transmits the search result acquired by the search unit 240 to the mobile terminal device 10 through the communication line 30 in a predetermined manner. The predetermined mode is a mode in which the search result can be displayed on the display unit 140 of the mobile terminal device 10 and includes e-mail, HTML, and the like.

The request receiving unit 270 receives the search result request transmitted from the mobile terminal device 10.
The request transmission unit 280 reads the user keyword corresponding to the search result request received by the request reception unit 270 from the article information table 291, reads the search result corresponding to this keyword from the keyword table 292, and displays the read search result. It transmits to the portable terminal device 10.
The storage unit 290 stores an article information table 291 and a keyword table 292.

  In the above-described embodiment, the search result transmission unit 260 and the request transmission unit 280 transmit the search result to the mobile terminal device 10 to which the article information is transmitted or the search result request is transmitted. . For example, the search result may be transmitted to another mobile terminal device 10 or terminal device 40 that has been authenticated with the same user ID. Thereby, the information (search result) regarding the article information that the user is interested in on the go can also be viewed on the other mobile terminal device 10 owned by the user or the terminal device 40 at home.

  As shown in FIG. 6, in the article information table 291, article information received by the article information receiving unit 210 and a keyword determined by the keyword determining unit 220 are stored in association with the user ID by the article information registration unit 230. Yes. Keywords are stored and managed for each user ID. The information stored in the article information table 291 is read by the request transmission unit 280.

  As shown in FIG. 7, the keyword table 292 indexes the keywords determined by the keyword determining means 220, and the search results (URL1, URL2,...) Obtained by the search means 240 and the search history are searched. It is stored in association with the result registration means 250. By indexing keywords and registering them in association with search results in this way, when different users use the same keyword as a search condition, the search speed is improved by referring to the search results stored in the keyword table 292. be able to. The search history is a history of keyword search. For example, as shown in FIG. 7, it is possible to store the number of times the keyword has been searched, the time at which the keyword was last searched, the place where the keyword was last searched, and the like. This makes it easy to find the same keyword again when the number of searches is small. Furthermore, the user or the server administrator can know the tendency of the time and place where the keyword is acquired.

[Processing flow of server 20]
FIG. 8 is a flowchart showing a processing flow of the server 20. First, the article information receiving unit 210 receives article information transmitted from the mobile terminal device 10 (step S1). The keyword determination unit 220 determines a keyword from the article information received in step S1 (step S2), and the article information registration unit 230 registers the received article information and the determined keyword in the article information table 291 (step S3). .

  The search unit 240 refers to the keyword table 292 and determines whether or not the keyword determined in step S2 exists (step S4). If the keyword exists (Yes), the process proceeds to step S7. On the other hand, if the keyword does not exist (No), the process proceeds to step S5.

  In step S5, the search unit 240 executes a search from an external server, a web page database, or the like using the keyword determined in step S2 as a search condition, and acquires a search result. The search result registration unit 250 stores the keyword determined in step S2 and the search result acquired in step S4 in the keyword table 292 (step S6). In step S7, the search means 240 acquires the search result corresponding to the keyword determined in step S2 from the keyword table 292.

  The search result transmission unit 260 transmits the search result obtained by the search unit 240 to the mobile terminal device 10 in a predetermined manner (step S8).

  In this manner, the user can browse the detailed information regarding the article retrieved from the web page on the mobile terminal device 10 by acquiring the article information of the article of interest at the store or the like. Therefore, the user can obtain detailed information on the article without relying on personal memory for information on the article he / she is impressed on, and without relying on information on a specific store or manufacturer.

  In addition, since the article information and keywords are stored in the article information table 291 for each user, the user ID, article information, and keywords that are personal information of the user are protected, and in response to a request from the mobile terminal device 10. Detailed information regarding the article information acquired in the past can be acquired again.

  The keyword table 292 stores search results for each keyword acquired by the mobile terminal device 10 of each user and transmitted to the server 20, so that when searching for a keyword searched in the past, The search result stored in the keyword table 292 can be read and transmitted to the mobile terminal device 10 to improve the search speed.

  In the above-described embodiment, an example in which a barcode, a two-dimensional code, and an RFID tag are used as the article information acquisition unit 110 is shown. However, the present invention is not limited to this. For example, an article using infrared communication or Bluetooth (registered trademark) is used. Information may be acquired.

  As mentioned above, although embodiment of this invention was described, this invention is not restricted to embodiment mentioned above. The effects described in the embodiments of the present invention are only the most preferable effects resulting from the present invention, and the effects of the present invention are limited to those described in the embodiments of the present invention. is not.

1 is a block diagram showing an overall configuration of a system 1 according to an embodiment of the present invention. It is a figure which shows an example of the hardware constitutions of the portable terminal device 10 which concerns on embodiment of this invention. It is a figure which shows an example of the hardware constitutions of the server 20 which concerns on embodiment of this invention. It is a functional block diagram of the portable terminal device 10 and the server 20 which concern on embodiment of this invention. It is a figure which shows the example which acquires article information by the portable terminal device. It is a figure which shows the article | item information table. It is a figure which shows the keyword table 292. 3 is a flowchart showing a processing flow of a server 20.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 System 10 Portable terminal device 20 Server 30 Communication line 210 Article information receiving means 220 Keyword determination means 230 Product information registration means 240 Search means 250 Search result registration means 260 Search result transmission means 270 Request reception means 280 Request transmission means 290 Storage means

Claims (4)

Receiving means for receiving article information from a plurality of users' portable terminal devices;
Determining means for determining a keyword based on the article information;
And article information registration means for registering the article data table the determined by the article information received and the determination unit in association with the keyword for each user identification information of the mobile terminal device by the receiving means,
When the keyword is determined by the determining means , refer to a keyword table in which a search result obtained by searching information on the article information from a web page using the keyword and the keyword as a search condition is associated with a search history of the search result . and, when the keyword determined by the determination means is present in the keyword table, and outputs the search results registered in the keyword table, the said keywords determined by the determination means and the keyword table If there is not, search means for outputting a search result obtained by searching the web page for information related to the article information using the keyword as a search condition;
Search result registration means for registering in the keyword table together with a search result searched by the search means using the keyword as an index and a search history of the search result;
Transmitting means for transmitting the search result as information relating to the article information;
Request receiving means for receiving a search result transmission request from a mobile terminal device or terminal device authenticated with the same user identification information as the user identification information used in the mobile terminal device that transmitted the article information ;
A request transmission unit that reads a keyword corresponding to the search result transmission request from the article information table, reads a search result corresponding to the read keyword from the keyword table, and transmits the search result to the mobile terminal device or the terminal device; An information providing server characterized by that. In a system in which a mobile terminal device and an information providing server can communicate via a communication line,
The portable terminal device
Article information acquisition means for acquiring article information;
Terminal transmission means for transmitting the article information acquired by the article information acquisition means to the information providing server,
The information providing server includes:
Receiving means for receiving the article information from the mobile terminal devices of a plurality of users ;
Determining means for determining a keyword based on the article information;
And article information registration means for registering the article data table the determined by the article information received and the determination unit in association with the keyword for each user identification information of the mobile terminal device by the receiving means,
When the keyword is determined by the determining means , refer to a keyword table in which a search result obtained by searching information on the article information from a web page using the keyword and the keyword as a search condition is associated with a search history of the search result . and, when the keyword determined by the determination means is present in the keyword table, and outputs the search results registered in the keyword table, the said keywords determined by the determination means and the keyword table If there is not, search means for outputting a search result obtained by searching the web page for information related to the article information using the keyword as a search condition;
Search result registration means for registering in the keyword table together with a search result searched by the search means using the keyword as an index and a search history of the search result;
Transmission means for transmitting the search result as information related to the article information,
The portable terminal device
Terminal receiving means for receiving the search results transmitted by the transmitting means;
Output means for outputting a search result received by the terminal receiving means;
Requesting means for requesting a search result corresponding to the article information to the information providing server,
The information providing server includes:
Request receiving means for receiving a search result transmission request from a mobile terminal device or terminal device authenticated with the same user identification information as the user identification information used in the mobile terminal device that transmitted the article information ;
A request transmission unit that reads a keyword corresponding to the search result transmission request from the article information table, reads a search result corresponding to the read keyword from the keyword table, and transmits the search result to the mobile terminal device or the terminal device; An information providing system characterized by that. A receiving step of receiving article information from a plurality of users' portable terminal devices;
A determination step of determining a keyword based on the article information;
An article information registration step of registering the item information table the determined by the determining step and received the article information in association with the keyword for each user identification information of the mobile terminal device by said receiving step,
When the keyword is determined by the determining step , refer to a keyword table in which a search result obtained by searching information on the article information from a web page using the keyword and the keyword as a search condition and a search history of the search result are associated with each other. and, if the keyword is determined by the determination step is present in the keyword table, and outputs the search results registered in the keyword table, the keyword determined by the determining step the keyword table A search step for outputting a search result obtained by searching information on the article information from a web page using the keyword as a search condition if there is no search condition;
A search result registration step of registering in the keyword table together with a search result searched by the search step using the keyword as an index and a search history of the search result;
A transmission step of transmitting the search result as information relating to the article information;
A request receiving step of receiving a search result transmission request from a mobile terminal device or a terminal device authenticated with the same user identification information as the user identification information used in the mobile terminal device that transmitted the article information ;
A request transmission step of reading a keyword corresponding to the search result transmission request from the article information table, reading a search result corresponding to the read keyword from the keyword table, and transmitting the result to the portable terminal device or the terminal device . An information providing method characterized by the above. A program executed by a computer in an information providing server capable of communicating with a mobile terminal device via a communication line,
A receiving step of receiving article information from a plurality of users' portable terminal devices;
A determination step of determining a keyword based on the article information;
An article information registration step of registering the item information table the determined by the determining step and received the article information in association with the keyword for each user identification information of the mobile terminal device by said receiving step,
When the keyword is determined by the determining step , refer to a keyword table in which a search result obtained by searching information on the article information from a web page using the keyword and the keyword as a search condition and a search history of the search result are associated with each other. and, if the keyword is determined by the determination step is present in the keyword table, and outputs the search results registered in the keyword table, the keyword determined by the determining step the keyword table A search step for outputting a search result obtained by searching information on the article information from a web page using the keyword as a search condition if there is no search condition;
A search result registration step of registering in the keyword table together with a search result searched by the search step using the keyword as an index and a search history of the search result;
A transmission step of transmitting the search result as information relating to the article information;
A request receiving step of receiving a search result transmission request from a mobile terminal device or a terminal device authenticated with the same user identification information as the user identification information used in the mobile terminal device that transmitted the article information ;
A request transmission step of reading a keyword corresponding to the search result transmission request from the article information table, reading a search result corresponding to the read keyword from the keyword table, and transmitting the result to the portable terminal device or the terminal device . A program to be executed.

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