JP4866747B2 - Product information distribution system, content distribution server, user terminal, viewing history management server, viewing information search server, product information search server, and product information distribution method - Google Patents

Description

  The present invention relates to a product information distribution system that distributes product information to a user terminal, a content distribution server used in the product information distribution system, a user terminal, a viewing history management server, a viewing information search server, a product information search server, and a product information distribution. Regarding the method.

  In recent years, in order to effectively use a network such as the Internet as a promotional medium for product sales, instead of promoting the same content to all users at once, product information with content suitable for each user is automatically A number of promotion methods have been implemented that increase the effect of guiding the purchase of goods by selecting and transmitting them (see, for example, Patent Document 1). Specifically, there are known a method in which a user registers his / her hobbies and preferences in advance, a method in which a user's action history is examined, and a preference and preference are automatically estimated from the tendency.

On the other hand, many attempts have been made to link network technologies such as the Internet with broadcasting technologies such as television and radio. For example, a method has been proposed in which a server distributes information on products related to broadcast content being played back on a user terminal to the user terminal via the Internet (see Patent Document 2).
JP 2003-6525 A JP 2001-309349 A

  However, in the promotion method according to the preference information described above, the preference information itself is ambiguous, and it is unclear whether the promotion based on the user preference information can actually be effective. Furthermore, since the estimation of the preference information largely depends on the estimation algorithm, it is difficult to provide information that completely matches the user's preference.

  Moreover, in the method described in Patent Document 2, product information related to program content is transmitted to a user terminal that is reproducing the program content. However, the user really wants merchandise information when the user is searching for merchandise information on a search site or the like, not while the program content is being played back.

  Therefore, when a user is searching for a product using a search site or the like, if a user can present information on a product related to program content that the user has viewed in the past, a greater promotion effect can be obtained. The user convenience can be greatly improved.

  However, even if the product information related to the program content viewed by the user in the past is distributed to the user terminal if the product information unrelated to the product being searched by the user is distributed to the user terminal Since the amount of information to be processed is enormous, not only the convenience of the user cannot be improved, but also the load on the network increases.

  In view of the above problems, the present invention can distribute product information related to program content that the user has viewed in the past to the user terminal when the user performs a product search using a search site or the like. , And a product information distribution system capable of avoiding an enormous amount of information to be distributed to the user terminal, a content distribution server used in the product information distribution system, a user terminal, a viewing history management server, a viewing information search server, a product An object is to provide an information search server and a product information distribution method.

  In order to achieve the above object, a first feature of the present invention is a content distribution unit (content distribution unit) that distributes program content including at least one of video, audio, or text together with a product identifier of a product related to the program content. Unit 130), the distributed program content, a user terminal (user terminal 200) for extracting the product identifier of the reproduced program content, and viewing information including the extracted product identifier A viewing history information generating unit (viewing history information generating unit 320) for generating viewing history information, and a category for determining a category of a product to be searched for the search request based on a product information search request from the user terminal Of the viewing information in the viewing history information, the category determining unit (category determining unit 515) and the category determining unit A viewing information retrieval unit (viewing information retrieval unit 430) that retrieves the viewing information corresponding to the determined category, and viewing product information that is product information corresponding to the retrieved viewing information is transmitted to the user terminal. The gist of the present invention is a product information distribution system including a viewing product information transmission unit (viewing product information transmission unit 511).

  According to such a feature, in response to a search request for product information from the user terminal, product information related to program content reproduced in the past on the user terminal can be transmitted. From the sense of security that the user has viewed (TV program or radio program), a greater promotion effect can be obtained, and the convenience of the user can be greatly improved. In that case, since the product information about the product in the same category as the product to be searched for the search request is transmitted to the user terminal, it is possible to avoid an enormous amount of information to be distributed to the user terminal.

  According to a second aspect of the present invention, a program content storage unit (content storage unit 110) that stores program content including at least one of video, audio, or characters, and a product identifier that identifies a product related to the program content. It is a content distribution server (content distribution server 100) including a product identifier storage unit (product identifier storage unit 120) to store and a content distribution unit that transmits the program content to the user terminal together with the product identifier. .

  A third feature of the present invention is that a content receiving unit (content receiving unit 210) receives program content including at least one of video, audio, or text from a content distribution server together with the product identifier of a product related to the program content. ), A content reproduction unit (content reproduction unit 220) that reproduces the received program content, and a product identifier extraction unit (product identifier extraction unit 230) that extracts the product identifier of the reproduced program content. The gist is that it is a user terminal.

  A fourth feature of the present invention is a viewing information receiving unit (viewing information receiving unit 310) that receives viewing information including a product identifier for identifying a product related to program content reproduced by a user terminal from the user terminal. A viewing history information generating unit that generates viewing history information by accumulating the received viewing information, and a viewing history information storage unit (viewing history information storage unit 330) that stores the generated viewing history information. The gist is that it is a viewing history management server (viewing history management server 300).

  A fifth feature of the present invention is that a viewing history management server that manages viewing history information obtained by accumulating viewing information including a product identifier for identifying a product, and receives a search request for product information from the user terminal. The viewing information search server (viewing information search server 400) used together with the product information search server (product information search server 500) to perform the viewing in the viewing history information in response to a request from the product information search server Viewing information provided with a viewing information search unit that searches the viewing information corresponding to the category of the product that is the search target of the search request, and notifies the product information search server of the searched viewing information. The gist is that it is a search server.

  A sixth feature of the present invention is a viewing history management server that manages viewing history information obtained by accumulating viewing information including a product identifier for identifying a product, and searches for specific viewing information from the viewing history information. A product information search server used together with a viewing information search server that receives a search request for product information from a user terminal, and determines a category of a product to be searched for the search request based on the received search request A category determination unit, and a search request unit (search request) that requests the viewing information search server to search for the viewing information corresponding to the category determined by the category determination unit among the viewing information in the viewing history information Unit 514) and viewing product information that is product information corresponding to the viewing information retrieved by the product information retrieval server And summarized in that a product information search server and a product information transmitting unit for transmitting.

  The seventh feature of the present invention is that a program content including at least one of video, audio or text is distributed together with a product identifier of a product related to the program content (step S101), and the distributed program content is Steps of reproducing in the user terminal and extracting the product identifier of the reproduced program content (Step S102, Step S103), and generating viewing history information by accumulating the viewing information including the extracted product identifier (Step S104), a step of determining a category of a product to be searched for the search request based on a search request for product information from the user terminal (Step S205), and the viewing information in the viewing history information Of these, the view corresponding to the category determined in the determining step A product information distribution method comprising: a step of searching for information (step S206); and a step of transmitting viewing product information, which is product information corresponding to the searched viewing information, to the user terminal (step S207, step S208). It is a summary.

  ADVANTAGE OF THE INVENTION According to this invention, when the user is searching for goods using a search site etc., the information of the goods relevant to the program content which the user watched in the past can be distributed to the user terminal, and the user terminal Product information distribution system capable of avoiding an enormous amount of information to be distributed to the content, a content distribution server used in the product information distribution system, a user terminal, a viewing history management server, a viewing information search server, a product information search server, and A product information distribution method can be provided.

  Next, an embodiment of the present invention will be described with reference to the drawings. In the description of the drawings in the following embodiments, the same or similar parts are denoted by the same or similar reference numerals.

(1) Schematic Configuration of Product Information Distribution System First, the schematic configuration of the product information distribution system according to the present embodiment will be described. FIG. 1 is a schematic configuration diagram of a product information distribution system according to the present embodiment.

  As shown in FIG. 1, the product information distribution system according to the present embodiment includes a content distribution server 100, a user terminal 200, a viewing history management server 300, a viewing information search server 400, and a product information search server 500. In this embodiment, the content distribution server 100, the user terminal 200, the viewing history management server 300, the viewing information search server 400, and the product information search server 500 transmit or receive information via a network (for example, the Internet) 600.

  The content distribution server 100 distributes program content to the user terminal 200. As the content distribution server 100, for example, a broadcast distribution server that performs broadcast distribution, an on-demand distribution server that performs on-demand distribution, or a multicast distribution server that performs multicast distribution is used.

  The user terminal 200 receives the program content distributed by the content distribution server 100 and reproduces the received program content. As the user terminal 200, for example, a mobile terminal such as a mobile phone terminal or a fixed terminal such as a desktop PC can be used.

  The viewing history management server 300 manages the viewing history of each user. Specifically, the viewing history management server 300 generates viewing history information by accumulating viewing information that is information related to program content reproduced (viewed) on the user terminal 200, and stores the generated viewing history information. to manage.

  In response to a request from the product information search server 500, the viewing information search server 400 searches for specific viewing information from the viewing history information stored in the viewing history management server 300.

  The product information search server 500 manages a search site (search engine) and receives a search request for product information from the user terminal 200. The user terminal 200 searches for desired information by accessing the product information search server 500.

  When the product information search server 500 receives the product information search request, the product information search server 500 views the search for viewing information that matches the category of the product that is the search target of the search request among the viewing history information stored in the viewing history management server 300. Requests to the information search server 400.

  When the viewing information search server 400 receives the viewing information search request from the product information search server 500, the viewing information search server 400 matches the category of the product that is the search target of the search request in the viewing history information stored in the viewing history management server 300. The viewing information is searched, and the product information search server 500 is notified of the searched viewing information.

  The product information search server 500 transmits the product information corresponding to the viewing information notified from the viewing information search server 400 to the user terminal 200 together with the normal product information search result. Alternatively, only product information corresponding to the viewing information notified from the viewing information search server 400 may be transmitted to the user terminal 200.

(1.1) Schematic Configuration of Product Information Distribution System Next, referring to FIG. 2, the detailed configuration of the product information distribution system shown in FIG. 1, specifically, the content distribution server 100, the user terminal 200, and viewing Each configuration of the history management server 300, the viewing information search server 400, and the product information search server 500 will be described.

(1.1.1) Configuration of Content Distribution Server The content distribution server 100 includes a content storage unit 110, a product identifier storage unit 120, and a content distribution unit 130.

  The content storage unit 110 stores program content (for example, a television program or a radio program) distributed to the user terminal 200. A content identifier for identifying each program content is added to each program content stored in the content storage unit 110 in advance.

  The product identifier storage unit 120 stores a product identifier that identifies a product related to the program content. Here, the “product related to program content” means a product introduced or promoted in the program content. However, the “product” is not limited to a tangible object, but also includes a service (for example, an inn or a hotel).

  The content distribution unit 130 acquires program content to be distributed to the user terminal 200 from the content storage unit 110 and acquires a product identifier corresponding to the read program content from the product identifier storage unit 120. The acquired product identifier is added to the program content. The content distribution unit 130 distributes the program content with the content identifier and the product identifier added to the user terminal 200.

(1.1.2) Configuration of User Terminal The user terminal 200 includes a content reception unit 210, a content reproduction unit 220, a product identifier extraction unit 230, a viewing information generation unit 240, a communication unit 250, and an operation unit 260.

  The content receiving unit 210 receives program content from the content distribution server 100.

  The content reproduction unit 220 reproduces the program content received by the content reception unit 210. The content reproduction unit 220 includes a display for outputting the reproduced program content, a speaker (not shown), and the like.

  The product identifier extraction unit 230 extracts a product identifier and a content identifier from the program content reproduced by the content reproduction unit 220.

  The viewing information generating unit 240 generates time information indicating the time when the content reproducing unit 220 reproduces the program content. The viewing information generation unit 240 generates viewing information including the generated time information, the product identifier and content identifier extracted by the product identifier extraction unit 230, and a user identifier that identifies the user of the user terminal 200. In the present embodiment, an example will be described in which a product identifier and a content identifier are integrated and managed as a “viewing index”. As an example, in the viewing index, the content identifier is assigned to the upper bits and the product identifier is assigned to the lower bits (see FIG. 3).

  The communication unit 250 transmits the viewing information generated by the viewing information generation unit 240 to the viewing history management server 300.

  The operation unit 260 receives an input operation from the user. Specifically, the operation unit 260 accepts keyword input and menu selection by the user, for example, when searching for products.

(1.1.3) Configuration of Viewing History Management Server The viewing history management server 300 includes a viewing information receiving unit 310, a viewing history information generating unit 320, and a viewing history information storage unit 330.

  The viewing information receiving unit 310 receives viewing information transmitted from the user terminal 200.

  The viewing history information generation unit 320 generates viewing history information by accumulating the viewing information received by the viewing information receiving unit 310 in the viewing history information storage unit 330. As shown in FIG. 3, the viewing history information has a configuration in which a user identifier, a viewing time, and a viewing index are associated with each other. Even within the same program content, products introduced or promoted differ depending on the time of day, so a viewing time item is provided.

  The viewing history information storage unit 330 receives a viewing information acquisition request from the viewing information search server 400. The viewing information acquisition request includes a user identifier as a search key. The viewing history information storage unit 330 transmits matching viewing information to the viewing information search server 400 using the user identifier as a search key.

(1.1.4) Configuration of Viewing Information Search Server The viewing information search server 400 includes a category information storage unit 410, a product information identifier storage unit 420, and a viewing information search unit 430.

  As shown in FIG. 4, the product information identifier storage unit 420 stores a correspondence table in which viewing indexes are associated with product information identifiers. The merchandise information identifier is an identifier for identifying detailed information of a certain merchandise (for example, information such as hotel or hotel explanation information or a photograph). As the product information identifier, for example, an in-site URL or an identifier in an SQL server is used.

  As shown in FIG. 5, the category information storage unit 410 stores category information in which a product information identifier of a product is associated with a category (attribute) of the product.

  The viewing information search unit 430 receives a viewing information search request from the product information search server 500. The search request includes a user identifier and a product category.

  The viewing information search unit 430 transmits a viewing information (viewing index) acquisition request to the viewing history management server 300 using the user identifier included in the viewing information search request as a search key.

  Then, the viewing information search unit 430 receives viewing information (viewing index) for a certain user from the viewing history management server 300 and searches the product information identifier storage unit 420 for a product information identifier corresponding to the received viewing index. (First search process).

  Also, the viewing information search unit 430 searches the category information storage unit 410 for a product information identifier corresponding to the category included in the search request from the product information search server 500 (second search process).

  Further, the viewing information search unit 430 determines a common product information identifier from the product information identifier searched in the first search process and the product information identifier searched in the second search process, and the determined product information The identifier is transmitted to the product information search server 500.

(1.1.5) Configuration of Product Information Search Server The product information search server 500 includes an interface unit 510, a product search engine unit 520, a product information storage unit 530, a search request unit 540, and a category determination unit 550.

  The interface unit 510 functions as an interface with the user terminal 200. That is, the interface unit 510 receives a product information search request from the user terminal 200 and transmits the product information search result to the user terminal 200.

  Specifically, the interface unit 510 includes a product search interface unit 512 for providing a normal product information search service and a viewing product information transmission unit 511 for providing a product information search service linked to a viewing history. Prepare.

  The product search interface unit 512 prompts the user of the user terminal 200 to input a search keyword and search conditions for product search, instructs the product search engine unit 520 to search, and traces a menu having a directory structure. The product search engine unit 520 is instructed to search for desired product information. Then, the product search interface unit 512 transmits the product information search result from the product search engine unit 520 to the user terminal 200.

  The product search engine unit 520 has a function of searching for products according to a search keyword and search conditions notified from the user terminal 200, and a function of narrowing down product information by selecting a menu.

  Specifically, the product search engine unit 520 outputs a search query to the product information storage unit 530 using a search keyword, a search condition, and a menu selection result. This search query corresponds to an SQL Select command or the like. Then, the search result from the product information storage unit 530 is output to the product search interface unit 512.

  The merchandise information storage unit 530 stores merchandise information which is detailed product information. Specifically, the product information storage unit 530 stores a product information identifier and product information in association with each other. Further, the product information storage unit 530 narrows down the product information that matches the search condition according to the search query from the product search engine unit 520 and returns the result to the product search engine unit 520. The product information storage unit 530 is realized by, for example, an SQL database or an XML Native database.

  The category determination unit 550 determines the category of a product to be searched for product information based on the search keyword, the search condition, and the menu selection result. The category judgment method varies greatly depending on the type of target product, but if it is an accommodation facility, the category or accommodation facility type determined by the inclusion relationship of the area information (country, region, prefecture, city, town, etc.) is classified. The determination is made based on a category dictionary or the like including a category to be converted.

  The search request unit 540 transmits a viewing information search request to the viewing information search server 400. The search request includes the category determined by the category determination unit 550 and the user identifier of the user terminal 200.

  The search request unit 540 receives the product information identifier from the viewing information search server 400 as a return value of the search request. The product search engine unit 520 acquires product information corresponding to the product information identifier received from the viewing information search server 400 by the search request unit 540 from the product information storage unit 530. The acquired product information is notified to the viewing product information transmission unit 511 as viewing product information.

  The viewing product information transmission unit 511 transmits the viewing product information notified by the product search engine unit 520 to the user terminal 200.

(2) Operation of Product Information Distribution System Next, the operation of the product information distribution system described above, specifically, a content reproduction operation for reproducing program content on the user terminal 200, and a product for searching for product information on the user terminal 200 The information search operation will be described. The content reproduction operation and the product information search operation are performed asynchronously.

(2.1) Content Reproduction Operation FIG. 6 is a flowchart showing an operation flow of content reproduction operation.

  In step S101, the content distribution server 100 distributes the program content including the content identifier and the product identifier to the user terminal 200.

  In step S102, the user terminal 200 reproduces the program content selected by the user from the program content distributed from the content distribution server 100.

  In step S102, the user terminal 200 extracts a content identifier and a product identifier from the program content reproduced in step S102.

  In step S104, the user terminal 200 generates the above-described viewing information using the content identifier and the product identifier extracted in step S102. The generated viewing information is transmitted from the user terminal 200 to the viewing history management server 300.

  Note that the configuration is not limited to the configuration in which viewing information is transmitted (registered) to the viewing history management server 300 in real time, and the viewing information is transmitted (registered) based on a certain time unit, event base, or user or server side instruction. But you can.

  In step S105, the viewing history management server 300 updates the viewing history information by storing the viewing information received from the user terminal 200 in step S104 in the viewing history information storage unit 330.

(2.2) Product Information Search Operation FIG. 7 is a flowchart showing an operation flow of product information search operation.

  In step S201, the user terminal 200 accesses the product information search server 500 (product information search site).

  In step S202, the merchandise information search server 500 searches for merchandise information according to the search keyword, the search condition, and the menu selection result notified from the user terminal 200.

  In step S203, the product information search server 500 acquires product information through the search process in step S202.

  In step S204, the product information search server 500 transmits the product information acquired in step S203 to the user terminal 200. The user terminal 200 presents the product information received from the product information search server 500 (displays on the display).

  In step S205, the product information search server 500 determines the category of the product to be searched according to the search keyword, the search condition, and the menu selection result notified from the user terminal 200. The merchandise information search server 500 transmits a viewing information (viewing index) acquisition request including the determined category and the user identifier of the user of the user terminal 200 to the viewing information search server 400.

  In step S <b> 206, the viewing information search server 400 searches for viewing information about the user terminal 200. Specifically, the viewing information search server 400 transmits the viewing information (viewing index) acquisition request corresponding to the user identifier included in the acquisition request received in step S205 to the viewing history management server 300, thereby viewing information. (Viewing index) is acquired.

  In step S207, the viewing information search server 400 searches for a product information identifier corresponding to the viewing information (viewing index) acquired in step S206 (first search process). Also, the viewing information search server 400 searches for a product information identifier corresponding to the category included in the acquisition request received in step S205 (second search process). A product information identifier common to the product information identifier searched in the first search process and the product information identifier searched in the second search process is notified to the product information search server 500.

  In step S208, the product information search server 500 transmits the product information corresponding to the product information identifier notified from the viewing information search server 400 in step S207 to the user terminal 200 as viewing product information. The user terminal 200 presents (displays on the display) the viewing product information received from the product information search server 500.

(2.3) Specific Example Next, the above-described content reproduction operation and product information search operation will be described with specific examples.

  In step S <b> 101 of FIG. 6, it is assumed that the content distribution server 100 transmits a hot spring hotel program to the user terminal 200. In this case, the content distribution server 100 adds a product identifier indicating the hot spring hotel introduced in the hot spring hotel program to the hot spring hotel program.

  In steps S102 to S104, the user terminal 200 generates a viewing index including a content identifier indicating a hot spring inn program and a product identifier indicating a hot spring inn introduced in the hot spring inn program. The generated viewing index is registered in the viewing history management server 300.

  Note that the viewing information search server 400 registers “Kanto”, “Hot Spring Inn”, and the like as the hot spring hotel categories introduced in the above hot spring hotel program.

  In step S201 of FIG. 7, the user terminal 200 accesses the product information search server 500 that manages the travel search site.

  In step S202, the user terminal 200 receives, for example, keyword inputs “Kanto” and “Hot Spring Inn” from the user. These search keywords are notified to the product information search server 500.

  In step S203 and step S204, the merchandise information search server 500 notifies the user terminal 200 of information on the hot spring inn that matches the search keyword notified in step S202. The notified hot spring inn information is displayed on the display of the user terminal 200, for example, as shown in FIG.

  In step S205, the product information search server 500 determines the category (“Kanto”, “hot spring inn”) of the product searched by the user of the user terminal 200 from the search keyword notified in step S202.

  In steps S206 to S207, the merchandise information search server 500 obtains merchandise information corresponding to the viewing information that is in the viewing history of the user of the user terminal 200 and that matches the category determined in step S205. The user terminal 200 is notified as viewing product information.

  In step S208, as shown in FIG. 8, the user terminal 200 displays the viewing product information notified from the product information search server 500 on the display of the user terminal 200 together with the normal product information.

(3) Action / Effect As described above, the content distribution server 100 distributes program content together with a product identifier. The user terminal 200 extracts a product identifier from the reproduced program content. The viewing history management server 300 generates viewing history information by accumulating viewing information (viewing index). The viewing information search server 400 and the product information search server 500 transmit product information (viewing product information) corresponding to the viewing information in the viewing history information of the user terminal 200 to the user terminal 200.

Accordingly, it is possible to distribute product information related to program content that has been reproduced (viewed) in the past on the user terminal 200 to the user terminal 200, which is greater from a reminder effect and a sense of security that the user has viewed on a TV program or a radio program. Promotion effect is obtained. Further, the product information search server 500 determines a category of a product to be searched for the search request based on a search request for product information from the user terminal. The viewing information search server 400 and the product information search server 500 transmit viewing product information corresponding to the viewing information corresponding to the category determined by the category determination unit among the viewing information in the viewing history information to the user terminal.

  That is, even if the product information is related to the program content reproduced in the past on the user terminal 200, the product information unrelated to the product being searched is not transmitted to the user terminal 200. Only viewing product information can be transmitted.

(4) Other Embodiments As described above, the present invention has been described according to the embodiment. However, it should not be understood that the description and drawings constituting a part of this disclosure limit the present invention. From this disclosure, various alternative embodiments, examples and operational techniques will be apparent to those skilled in the art.

  In the above-described embodiment, the product identifier and the content identifier are integrated and managed as a viewing index. However, the product identifier and the content identifier may be managed separately. Moreover, it is good also as a structure which provides only the item of a user identifier and a merchandise information identifier, without providing the item of content identifier and viewing time in viewing information.

  In the above-described embodiment, the terminal that reproduces program content and the terminal that requests product information search are the same terminal, but the terminal that reproduces program content and the terminal that requests product information search are different terminals. It may be.

  In the above-described embodiment, the program content is a television program or a radio program. However, it may be a content including information on introduction or promotion regarding a product, and may be a content including only character information, for example.

  Furthermore, in the above-described embodiment, the configuration in which the function of the product information distribution system is distributed to a plurality of servers has been described. However, as illustrated in FIG. 9, the content distribution server 100, the viewing history management server 300, and the viewing information search server 400 And it is good also as a structure which makes each server 700 perform each function of the product information search server 500. FIG.

  Thus, it should be understood that the present invention includes various embodiments and the like not described herein. Therefore, the present invention is limited only by the invention specifying matters in the scope of claims reasonable from this disclosure.

1 is a schematic configuration diagram of a product information distribution system according to an embodiment of the present invention. It is a detailed block diagram of the merchandise information delivery system shown in FIG. It is a figure which shows the structural example of the viewing history information which the viewing history management server which concerns on embodiment of this invention manages. It is a figure which shows the structural example of the corresponding | compatible table which matched the viewing index and merchandise information identifier memorize | stored in the viewing information search server which concerns on embodiment of this invention. It is a figure which shows the structural example of the category information memorize | stored in the viewing-and-listening information search server which concerns on embodiment of this invention. It is a flowchart which shows the operation | movement flow of the content reproduction | regeneration operation | movement of the merchandise information delivery system which concerns on embodiment of this invention. It is a flowchart which shows the operation | movement flow of the merchandise information search operation | movement of the merchandise information delivery system which concerns on embodiment of this invention. It is a figure which shows the example of a screen display at the time of displaying the search result and viewing / listening product information of merchandise information in the user terminal which concerns on embodiment of this invention. It is a block diagram of the merchandise information delivery system which concerns on other embodiment.

Explanation of symbols

  DESCRIPTION OF SYMBOLS 100 ... Content delivery server, 110 ... Content memory | storage part, 120 ... Merchandise identifier memory | storage part, 130 ... Content delivery part, 200 ... User terminal, 210 ... Content receiving part, 220 ... Content reproduction part, 230 ... Merchandise identifier extraction part, 240 ... viewing information generation unit, 250 ... communication unit, 260 ... operation unit, 300 ... viewing history management server, 310 ... viewing information reception unit, 320 ... viewing history information generation unit, 330 ... viewing history information storage unit, 400 ... viewing information Search server 410 ... Category information storage unit 420 ... Product information identifier storage unit 430 ... Viewing information search unit 500 ... Product information search server 510 ... Interface unit 511 ... Viewing product information transmission unit 512 ... Product search interface 514 ... Search request part 515 ... Category determination part 520 ... Product search engine part 530 ... product information storage unit, 540 ... search request unit, 550 ... category determination unit

Claims (4)

A content distribution unit that distributes program content including at least one of video, audio, or text together with a product identifier that identifies a product related to the program content;
A user terminal for reproducing the distributed program content and extracting the product identifier from the reproduced program content;
A viewing history information generating unit for generating viewing history information by accumulating the viewing information including the extracted product identifier;
A category determination unit for determining a category of a product to be searched for the search request based on a search request from the user terminal for product information related to the program content reproduced in the past on the user terminal;
A viewing information search unit for searching for the viewing information corresponding to the category determined by the category determination unit among the viewing information in the viewing history information;
A product information distribution system comprising: a product information transmission unit for viewing that is information on a product corresponding to the searched viewing information to the user terminal. From a viewing history management server for managing viewing history information obtained by accumulating viewing information including a product identifier for identifying a product, and the user terminal for product information related to program content reproduced in the past on the user terminal A viewing information search server used together with the product information search server that receives the search request from the user terminal,
In response to a request from the product information search server, the viewing information corresponding to a category of a product to be searched for the search request is searched from the viewing product information in the viewing history information. A viewing information search server comprising a viewing information search unit that notifies viewing information to the product information search server. A product used together with a viewing history management server that manages viewing history information obtained by accumulating viewing information including a product identifier for identifying a product, and a viewing information search server that searches for specific viewing information from the viewing history information An information retrieval server,
A category determination unit that receives a search request for product information related to program content reproduced in the past on the user terminal from the user terminal, and determines a category of a product to be searched for the search request based on the received search request When,
A search request unit for requesting the viewing information search server to search for the viewing information corresponding to the category determined by the category determination unit among the viewing information in the viewing history information;
A product information search server, comprising: a viewing product information transmission unit that transmits viewing product information, which is product information corresponding to the viewing information searched by the product information search server, to the user terminal. Image, comprising the steps of the program content distributed with product identifier of the product related to the program content including at least one of voice or character played at the user terminal, extracting the product identifier of the program content reproduced,
Generating viewing history information by accumulating viewing information including the extracted product identifier;
Determining a category of a product to be searched for the search request based on a search request from the user terminal for product information related to the program content reproduced in the past on the user terminal;
Searching the viewing information corresponding to the category determined in the determining step among the viewing information in the viewing history information;
And transmitting the viewing product information, which is product information corresponding to the searched viewing information, to the user terminal.

Images