KR20090084422A - System for search knowledge using mobile terminal and method thereof - Google Patents

Abstract

A system for searching knowledge using mobile terminal and a method thereof are provided to obtain 'various knowledge data at anytime or places by SMS(Short Message Service). A message center(200) transmits a query message including keyword received from a mobile communication terminal(100a-100n). A database server(400) stores and manages knowledge data relating to a specific index according to the index term database. A search engine module(300) extracts keyword from the query message, and searches knowledge data relating to the specific index same as the extracted keyword as connected to the database server. A data conversion module(500) converts knowledge data into the message format and transmits to the message center.

Description

Knowledge retrieval system and method using mobile communication terminal {SYSTEM FOR SEARCH KNOWLEDGE USING MOBILE TERMINAL AND METHOD THEREOF}

The present invention relates to a knowledge retrieval system and method using a mobile communication terminal, and more particularly, to provide a variety of knowledge data information that a user wants to obtain accurately and quickly anytime and anywhere using a text message service of a mobile communication terminal. The present invention relates to a knowledge retrieval system using a mobile communication terminal and a method thereof.

In general, SMS (Short Message Service) is an abbreviation of a short text message service, and a short sentence of about 30 to 50 characters can be sent to the other party by using a wireless mobile terminal such as a mobile phone or a personal digital assistant (PDA). It is a service that enables.

Compared to the terminal for the purpose of the conventional call only has brought a great change in the communication between individuals, the communication industry is also developing a variety of SMS products.

On the other hand, in the knowledge search, the user could search through a page through a dictionary or a phone book, or search the knowledge data information he wanted to find through a personal computer connected to the Internet network.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-described problems, and an object of the present invention is to provide a variety of knowledge data information that a user wants to obtain accurately and quickly anytime and anywhere by using a text message service of a mobile communication terminal. The present invention provides a knowledge retrieval system using a mobile communication terminal and a method thereof.

In order to achieve the above object, a first aspect of the present invention includes a message center for transmitting a question message including a specific keyword transmitted from at least one mobile communication terminal; DB server for storing and managing the database (DB) by knowledge data related to a specific index word; Search engine means for receiving a question message transmitted from the message center, extracting a specific keyword included in the question message, and searching the knowledge data associated with the extracted specific keyword in association with the DB server; And a data conversion means for receiving the knowledge data related to the specific index word searched from the search engine means and converting the data into various message formats and transmitting the converted knowledge data to the message center for transmission to the interrogator's mobile communication terminal. To provide a system.

Here, the frequency is recorded for each of the specific keywords included in the question message transmitted to the search engine means through the message center for each time period, and the specific index word searched through the search engine means for the specific keyword having a high frequency is associated with the specific index word. Preferably, the search result storage module may further include a database storing the knowledge data by specific keywords.

Preferably, the search engine means extracts a specific keyword included in a question message transmitted from the message center, and when there is specific keyword information identical to the extracted specific keyword in association with the search result storage module, the corresponding stored keyword Knowledge data related to a specific index word for a specific keyword can be transmitted to the data conversion means.

Preferably, the specific keyword having a high frequency may include a specific keyword whose average of frequencies recorded within a predetermined specific period corresponds to a preset threshold or more.

Preferably, when new knowledge data information is stored in the DB server for a keyword of interest registered in advance through a specific web page of a separate web server, the new knowledge data is transmitted to the mobile communication terminal of the user who registered the keyword of interest. The recommendation engine means for transmitting to the message center may be further included.

Preferably, the recommendation engine means measures the frequency for each specific time period for the specific keywords included in the question message transmitted to the search engine means through the message center, so that the new knowledge to the DB server for the specific keyword with high frequency When the data information is stored, the new knowledge data can be transmitted to the message center so that the new knowledge data can be transmitted to the mobile communication terminal of the interrogator.

Preferably, the message transmitted from the mobile communication terminal may be in the form of a short message service (SMS) or a multimedia message service (MMS).

Preferably, the knowledge data previously stored in the DB server may be collected using a document collector.

Preferably, the knowledge data previously stored in the DB server may be made of web document data directly written by a user through a specific web page.

Preferably, the knowledge data in the DB server may be stored by summarizing a predetermined column.

Preferably, the various message formats of the data converted by the data conversion means may be in the form of a service of any one of a short message service (SMS), a multimedia message service (MMS) and a long message service (LMS).

Preferably, the data converting means converts the multimedia data including the image, voice, or video into the multimedia message service (MMS) format when the knowledge data related to the specific index word retrieved from the search engine means is converted into the multimedia message service (MMS) format. May be sent to the message center for delivery.

According to a second aspect of the present invention, there is provided a knowledge searching method using a mobile communication terminal, comprising: (a) extracting a specific keyword by analyzing a question message transmitted from the mobile communication terminal; (b) searching the related knowledge data together with the same specific index word based on the extracted specific keyword compared with the specific index word previously stored in a separate DB server; And (c) converting the knowledge data related to the searched specific index word into various message formats and transmitting the converted knowledge data to a corresponding mobile communication terminal.

In the step (a), after recording the frequency by time zone for the extracted specific keywords, and for the specific keyword with a high frequency database the knowledge data related to the specific index words retrieved in the step (b) by specific keywords to separate Preferably, the method further includes storing the search result storage module.

Preferably, when the same specific keyword information is compared by comparing the specific keyword extracted in the step (a) and the specific keyword previously stored in the search result storage module, the knowledge data related to the specific index word for the specific keyword stored in advance may be varied. The message format can be converted and transmitted to the mobile communication terminal.

Preferably, the specific keyword having a high frequency may include a specific keyword whose average of frequencies recorded within a predetermined specific period corresponds to a preset threshold or more.

Preferably, when new knowledge data information is stored in the DB server for a keyword of interest registered in advance through a specific web page of a separate web server, the new knowledge data is transmitted to the mobile communication terminal of the user who registered the keyword of interest. It may further comprise the step.

Preferably, the frequency is measured for each specific time zone for the specific keywords included in the question message transmitted in step (a), and when the new knowledge data information is stored in the DB server for the specific keyword with high frequency, The knowledge data can be transmitted to the mobile communication terminal of the interrogator.

Preferably, the message transmitted from the mobile communication terminal may be in the form of a short message service (SMS) or a multimedia message service (MMS).

Preferably, the knowledge data previously stored in the DB server may be collected using a document collector.

Preferably, the knowledge data previously stored in the DB server may be made of web document data directly written by a user through a specific web page.

Preferably, the knowledge data in the DB server may be summarized and stored in a predetermined column.

Preferably, the various message formats of the data converted in step (a) may be in the form of a service of any one of a short message service (SMS), a multimedia message service (MMS), and a long message service (LMS).

Preferably, when the multimedia data including the image, voice, or video is included in the knowledge data related to the specific index word searched in step (b), it may be converted into a multimedia message service (MMS) format and transmitted to the corresponding mobile communication terminal.

A third aspect of the present invention provides a recording medium on which a program for executing the above-mentioned knowledge retrieval method using the mobile communication terminal is recorded.

According to the knowledge retrieval system and method using the mobile communication terminal of the present invention as described above, by using a text message service of the mobile communication terminal to provide a variety of knowledge data information anytime and anywhere accurately and quickly There is an advantage to receive.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings. However, embodiments of the present invention illustrated below may be modified in many different forms, and the scope of the present invention is not limited to the embodiments described below. The embodiments of the present invention are provided to more completely explain the present invention to those skilled in the art.

1 is a block diagram illustrating an overall knowledge search system using a mobile communication terminal according to an embodiment of the present invention.

1, the knowledge search system using a mobile communication terminal according to an embodiment of the present invention, at least one mobile communication terminal (100a to 100n), the message center 200, the search engine module 300, It comprises a DB server 400 and the data conversion module 500 and the like.

Herein, the mobile communication terminals 100a to 100n are conventional wireless portable terminal devices capable of voice or text communication, and may be implemented as, for example, a personal mobile terminal such as a mobile phone or a personal digital assistant (PDA).

The mobile communication terminals 100a to 100n basically provide a user interface function for inputting a user command using a keypad, a communication function for transmitting and receiving data by connecting to a network, and displaying information as text or an image to a user. Screen viewing function is provided.

The message center 200 mainly plays a role of transmitting and receiving a message by using a conventional MO (Mobile Origination) or MT (Mobile Termination) technology. In particular, the message center 200 includes specific keywords transmitted from the mobile communication terminals 100a to 100n. It receives a question message (eg, Cheongdam-dong cafe, etc.) and transmits to the search engine module 300.

In addition, the message center 200 receives the result data converted from the data conversion module 500 to be described later and transmits the result data to the mobile communication terminals 100a to 100n through a mobile communication company (not shown).

In this case, the message transmitted from the mobile communication terminals 100a to 100n may be, for example, in the form of a short message service (SMS) or a multimedia messaging service (MMS), but is not limited thereto. For example, it may be transmitted in the form of a long message service (LMS) or a voice message.

The search engine module 300 receives a question message transmitted from the message center 200, extracts a specific keyword included in the question message, and is connected to a DB server 400 which will be described later to be identical to the extracted specific keyword. In addition to searching for a specific index word, a function of searching for knowledge data related to the searched specific index word is performed.

The DB server 400 performs a function of storing and managing knowledge data related to a specific index word by database (DB) for each index word.

The knowledge data in the DB server 400 is an index that extracts an index word included in a document for each piece of knowledge data collected from the outside, records an document, and builds and stores an index for quick retrieval. Stored and managed in such a way.

In addition, the knowledge data stored in the DB server 400 may be collected using a conventional document collector. Here, the document collector (Crawler) is mainly used in the Internet search engine, access the webpage (Webpage) to store the webpage, and access the linked webpage for all links in the webpage (Link) Repeat the collection process.

In addition, the knowledge data stored in the DB server 400 may be composed of web document data directly written by a user through a specific web page, or may be used to purchase data from a place having a lot of existing knowledge data.

The knowledge data stored in the DB server 400 configured as described above is preferably stored by summarizing only a predetermined column (eg, trade name, address, telephone number, etc.) in advance.

In addition, the data conversion module 500 receives the knowledge data related to a specific index word searched from the search engine module 300, converts it into various message formats, and transmits the converted data to the mobile communication terminals 100a to 100n of the interrogator. ) To send to.

In this case, the various message formats of the result data converted by the data conversion module 500 may be, for example, any one of a short message service (SMS), a multimedia message service (MMS), or a long message service (LMS). have.

These various message formats can pre-set what type of message the user wants to receive through a particular web page.

In particular, the data conversion module 500 converts the multimedia information into a multimedia message service (MMS) format when the knowledge data related to a specific index word retrieved from the search engine module 300 includes multimedia information such as an image, a voice, or a video. The message center 200 is preferably transmitted to the interrogator's mobile communication terminals 100a to 100n.

In addition, the frequency is recorded for each specific time zone for specific keywords included in the question message transmitted to the search engine module 300 through the message center 200, and the search engine module 300 for the specific keyword with high frequency is recorded. The search result storage module 600 may further include a database (DB) for storing the knowledge data related to the searched specific index word by a specific keyword.

In such a system environment, the search engine module 300 extracts a specific keyword included in a question message transmitted from the message center 200, and is associated with the search result storage module 600 to identify the specific keyword that is the same as the extracted specific keyword. If the information is present, it is preferable to receive the knowledge data related to the specific index word for the specific keyword previously stored in the search result storage module 600 and transmit it directly to the data conversion module 500.

If there is no specific keyword information identical to the extracted specific keyword in the search result storage module 600, the search engine module 300 uses the DB server 400 to identify the same specific index as the extracted specific keyword. In addition to searching for, it is possible to search for knowledge data related to the searched specific index word.

On the other hand, it is preferable that the specific keyword having a high frequency is made of a specific keyword whose average of frequencies recorded within a predetermined specific period corresponds to a predetermined threshold value or more.

That is, the frequency of each keyword is recorded for any given period. For example, it can be expressed as Table 1 below.

n-4: t (1-60) n-3: t (61-120) n-2: t (121-180) n-1: t (181-240) n: t (241-300) … Keyword 1 9 5 7 4 8 … Keyword 2 One 3 4 2 3 … Keyword 3 12 45 48 49 20 …

Here, t represents the length of the cycle, n represents the order of the cycle. For example, if t is 60 seconds, memory management, that is, management of the search result storage module 600 is performed every 60 seconds.

In the n + 1 cycle, only the search result data of the keyword whose average within a predetermined period is greater than or equal to a preset threshold is stored in the search result storage module 600, and the search result data of the keyword that is not is stored in the search result storage module 600. If present, delete it.

If the predetermined period is 4 and the threshold is 15, the average of the keyword 3 is (45 + 48 + 49 + 20) /4=40.5 and the search result is stored for n + 1 periods because the threshold is 15 or more. The search results are left in module 600.

The search result storage module 600 configured as described above analyzes specific keywords included in the question message for each time zone, and separately stores the result data searched through the search engine module 300 for the frequently asked question message. By reducing the search, the search execution time of the search engine module 300 and the access time of the DB server 400 can be saved efficiently.

Furthermore, when new knowledge data information is stored in the DB server 400 for a keyword of interest registered in advance through a specific web page of a separate web server (not shown), the new knowledge data is the keyword of interest. The recommendation engine module 700 may be further transmitted to the data conversion module 500 to be transmitted to the mobile communication terminals 100a to 100n of the registered user.

In addition, the recommendation engine module 700 measures the frequency for each specific time period for specific keywords included in the question message transmitted to the search engine module 300 through the message center 200, and generates a DB for a specific keyword having a high frequency. When the new knowledge data information is stored in the server 400, the new knowledge data may be transmitted to the data conversion module 500 so that the new knowledge data may be transmitted to the mobile communication terminals 100a to 100n of the interrogator.

2 is a general flowchart illustrating a knowledge search method using a mobile communication terminal according to an embodiment of the present invention.

1 and 2, a specific keyword (cheongdam-dong and cafe) is extracted by analyzing a question message (eg, a cafe near Cheongdam-dong) transmitted from the mobile communication terminals 100a to 100n through the message center 200. (S100).

Thereafter, the search engine module 300 searches the related knowledge data together with the same specific index word based on the specific keyword extracted in the step S100 by comparing with the specific index word previously stored in the separate DB server 400 (S200). ).

Next, the data conversion module 500 converts the knowledge data related to the specific index word retrieved in step S200 into various message formats and transmits the data to the mobile communication terminals 100a to 100n of the interrogator through the message center 200 ( S300).

In addition, after recording the frequency by time zones for the specific keywords extracted in step S100, and storing the separate search results by database the knowledge data related to the specific index word retrieved in the step S200 for a specific keyword with a high frequency The storing in the module 600 may be further performed.

At this time, the search engine module 300 compares the specific keyword extracted in step S100 with the specific keyword previously stored in the search result storage module 600, and if the same specific keyword information exists, the search engine module 300 stores the search result in the search result storage module 600. After transmitting the stored knowledge data related to the specific index word for the specific keyword to the data conversion module 500 to convert to a variety of message formats, and transmitted to the mobile communication terminal (100a to 100n) of the interrogator through the message center 200 Can be.

Otherwise, if there is no specific keyword information identical to the specific keyword extracted in the step S100 in the search result storage module 600, the search engine module 300 extracts in the step S100 using the DB server 400. It is desirable to search for a specific index word that is the same as a specific keyword, and to search for knowledge data related to the searched specific index word.

Meanwhile, the specific keyword having a high frequency may include a specific keyword whose average of frequencies recorded within a predetermined specific period corresponds to a preset threshold or more.

Furthermore, when new knowledge data information is stored in the DB server 400 for a keyword of interest registered in advance through a specific web page of a separate web server through the recommendation engine module 700, the corresponding knowledge data is the keyword of interest. It may further perform the step of transmitting to the registered user's mobile communication terminal (100a to 100n).

In addition, by measuring the frequency for each specific time period for the specific keywords included in the question message sent in the step S100 through the recommendation engine module 700, new knowledge data information to the DB server 400 for a specific keyword with a high frequency If is stored, the new knowledge data may be transmitted to the mobile communication terminal (100a to 100n) of the interrogator.

Meanwhile, the various message formats of the data converted in step S300 may be, for example, any one of a short message service (SMS), a multimedia message service (MMS), and a long message service (LMS).

In particular, when the knowledge data related to the specific index word retrieved in step S200 includes multimedia information such as an image, voice or video, the multimedia data may be converted into a multimedia message service (MMS) format and transmitted to the corresponding mobile communication terminals 100a to 100n. have.

On the other hand, the knowledge retrieval method using a mobile communication terminal according to an embodiment of the present invention may also be implemented as computer readable codes on a computer readable recording medium. The computer-readable recording medium includes all kinds of recording devices in which data that can be read by a computer system is stored.

For example, the computer-readable recording medium may be a ROM, a RAM, a CD-ROM, a magnetic tape, a hard disk, a floppy disk, a removable storage device, a nonvolatile memory (Flash memory). Optical data storage, and the like, and also implemented in the form of a carrier wave (eg, transmission over the Internet).

The computer readable recording medium can also be distributed over computer systems connected over a computer network so that the computer readable code is stored and executed in a distributed fashion.

Although a preferred embodiment of the above-described knowledge search system and method using a mobile communication terminal according to the present invention has been described, the present invention is not limited thereto, but is within the scope of the claims and the detailed description of the invention and the accompanying drawings. It is possible to carry out various modifications and this also belongs to this invention.

1 is an overall block diagram illustrating a knowledge search system using a mobile communication terminal according to an embodiment of the present invention.

2 is a general flow diagram illustrating a knowledge search method using a mobile communication terminal according to an embodiment of the present invention.

Claims (25)

A message center for transmitting a question message including a specific keyword transmitted from at least one mobile communication terminal; DB server for storing and managing the database (DB) by knowledge data related to a specific index word; Search engine means for receiving a question message transmitted from the message center, extracting a specific keyword included in the question message, and searching the knowledge data associated with the extracted specific keyword in association with the DB server; And Knowledge retrieval system using a mobile communication terminal including the data conversion means for receiving the knowledge data associated with a specific index word retrieved from the search engine means to convert to a variety of message formats to be transmitted to the mobile communication terminal of the questioner . According to claim 1, Frequency is recorded for each of the specific keywords included in the question message transmitted to the search engine means through the message center, and the knowledge data related to the specific index word searched through the search engine means for the specific keyword with high frequency is recorded. Knowledge search system using a mobile communication terminal, characterized in that it further comprises a search result storage module for storing the database by specific keywords. The method of claim 2, The search engine means extracts a specific keyword included in the question message transmitted from the message center, and when there is specific keyword information identical to the extracted specific keyword in association with the search result storage module, the search engine means Knowledge retrieval system using a mobile communication terminal, characterized in that for transmitting the knowledge data associated with a specific index word for the data conversion means. The method of claim 2, The specific keyword having a high frequency is a knowledge search system using a mobile communication terminal, characterized in that the average of frequencies recorded within a predetermined specific period corresponds to a predetermined keyword or more. According to claim 1, When new knowledge data information is stored in the DB server for a keyword of interest registered in advance through a specific web page of a separate web server, the new knowledge data may be transmitted to the mobile communication terminal of the user who registered the keyword of interest. And a recommendation engine means for transmitting to the message center. The method of claim 5, The recommendation engine means measures frequency by time zone for specific keywords included in a question message transmitted to the search engine means through the message center, so that new knowledge data information is added to the DB server for a specific keyword with high frequency. If stored, the knowledge retrieval system using a mobile communication terminal, characterized in that for transmitting the new knowledge data to the message center to be transmitted to the mobile terminal of the interrogator. According to claim 1, The message transmitted from the mobile communication terminal is a short message service (SMS) or multimedia message service (MMS) form of a knowledge retrieval system using a mobile communication terminal. According to claim 1, Knowledge data stored in the DB server is a knowledge retrieval system using a mobile communication terminal, characterized in that collected using a document collector (Crawler). According to claim 1, Knowledge data previously stored in the DB server is a knowledge retrieval system using a mobile communication terminal, characterized in that the user consists of web document data directly written through a specific web page. According to claim 1, Knowledge data in the DB server is a knowledge retrieval system using a mobile communication terminal, characterized in that the summary is stored in summary. According to claim 1, The various message formats of the data converted by the data conversion means may be any one of a short message service (SMS), a multimedia message service (MMS) or a long message service (LMS). Knowledge retrieval system. According to claim 1, The data converting means converts the multimedia data including image, voice, or video into the multimedia message service (MMS) format to be transmitted to the mobile communication terminal of the interrogator when the knowledge data related to the specific index word retrieved from the search engine means is included. Knowledge retrieval system using a mobile communication terminal, characterized in that for transmitting to the message center. In the knowledge search method using a mobile communication terminal, (a) extracting a specific keyword by analyzing a question message sent from the mobile communication terminal; (b) searching related knowledge data together with the same specific index word based on the extracted specific keyword compared with a specific index word previously stored in a separate DB server; And (c) converting the knowledge data related to the searched specific index into various message formats and transmitting the converted knowledge data to a corresponding mobile communication terminal. The method of claim 13, In the step (a), after recording the frequency by time zone for the extracted specific keywords, and for the specific keyword with a high frequency database the knowledge data related to the specific index words retrieved in the step (b) by specific keywords to separate The knowledge search method using a mobile communication terminal, characterized in that it further comprises the step of storing in the search result storage module. The method of claim 14, When the specific keyword extracted in the step (a) is compared with the specific keyword previously stored in the search result storage module and the same specific keyword information exists, the knowledge data related to the specific index word for the specific keyword stored in advance is stored in various message formats. Converting and transmitting to the mobile communication terminal knowledge search method using a mobile communication terminal. The method of claim 14, The specific keyword having a high frequency is a knowledge search method using a mobile communication terminal, characterized in that the average of the frequency recorded in a predetermined specific period corresponds to a predetermined threshold value or more. The method of claim 13, When new knowledge data information is stored in the DB server for a keyword of interest registered in advance through a specific web page of a separate web server, transmitting the new knowledge data to the mobile communication terminal of the user who registered the keyword of interest. Knowledge searching method using a mobile communication terminal, characterized in that it further comprises. The method of claim 13, When the frequency of the specific keywords included in the question message transmitted in step (a) is measured for each time zone and new knowledge data information is stored in the DB server for the specific keyword with high frequency, the new knowledge data is stored. Knowledge retrieval method using a mobile communication terminal, characterized in that for transmitting to the mobile communication terminal of the interrogator. The method of claim 13, The message transmitted from the mobile communication terminal is a short message service (SMS) or multimedia message service (MMS) form of a knowledge search method using a mobile communication terminal. The method of claim 13, Knowledge data stored in the DB server is a knowledge retrieval method using a mobile communication terminal characterized in that the collection using a document collector (Crawler). The method of claim 13, The knowledge data pre-stored in the DB server is a knowledge retrieval method using a mobile communication terminal, characterized in that the user consists of web document data directly written through a specific web page. The method of claim 13, Knowledge data search method using the mobile communication terminal, characterized in that for storing the summarized predetermined data in the DB server. The method of claim 13, The various message formats of the data converted in step (a) may be any one of a short message service (SMS), a multimedia message service (MMS), and a long message service (LMS). Knowledge retrieval method used. The method of claim 13, When the knowledge data related to the specific index word retrieved in the step (b) includes multimedia information including an image, a voice, or a video, the mobile communication terminal converts the multimedia data into a multimedia message service (MMS) format and delivers it to the corresponding mobile communication terminal. Knowledge retrieval method using a terminal. A computer-readable recording medium having recorded thereon a program capable of executing the method of any one of claims 13 to 24.

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