KR100707721B1 - Method for searching stock information by using communication device and communication device of enabling the method - Google Patents

Abstract

The present invention extracts keyword data from the caption data during the reception of the DMB signal and the caption data provided to the communication terminal, and transmits search term data corresponding to the keyword data to a predetermined search service providing server. The present invention relates to a method for receiving search result data related to the search word data from a user and providing the search result data to a user, and a communication terminal performing the method. According to the present invention, by performing information retrieval such as securities information through keyword data included in the subtitle data while watching the DMB signal, it is possible to minimize the retrieval time due to the swap connection, thereby reducing the communication fee. In addition, while the user is watching the news on the communication terminal, by checking the stock information for the specific company associated with the news, it is possible to provide the user with the stock information about the company quickly and accurately.

Securities, Mobile Phone, DMB, Broadcasting, Corporate

Description

Securities information retrieval method using a communication terminal and a communication terminal performing the method {METHOD FOR SEARCHING STOCK INFORMATION BY USING COMMUNICATION DEVICE AND COMMUNICATION DEVICE OF ENABLING THE METHOD}

1 is a diagram illustrating a communication network of a communication terminal, a broadcasting station system, a search service providing server, and a WAP server according to the present invention.

2 is a flowchart illustrating a method of performing information retrieval in a communication terminal according to an embodiment of the present invention.

3 is a diagram showing an example of a lookup table recorded in a memory means according to an embodiment of the present invention.

4 to 6 are diagrams showing an example of inquiring the stock information of the enterprise in the communication terminal according to an embodiment of the present invention.

7 is a block diagram showing an internal configuration of a communication terminal according to the present invention.

8 is an internal block diagram of a general purpose computer system that may be employed to perform a search method in accordance with the present invention.

<Explanation of symbols for the main parts of the drawings>

700: communication terminal 701: memory means

702: receiving unit 703: user interface means

704: search unit 705: output means

The present invention extracts keyword data from the caption data during the reception of the DMB signal and the caption data provided to the communication terminal, and transmits search term data corresponding to the keyword data to a predetermined search service providing server. The present invention relates to a method for receiving search result data related to the search word data from a user and providing the search result data to a user, and a communication terminal performing the method.

Today's communication terminals offer a variety of additional functions in addition to the basic calling functions. A representative example of such an additional function is the reception of a DMB signal. The DMB signal is transmitted from a predetermined broadcasting station system to the communication terminal via satellite or the like, and the user views the DMB signal through the display means and the speaker means of the communication terminal. The viewer may want to check specific information related to the DMB signal while viewing the DMB signal.

For example, when a viewer wants to check stock information of a predetermined company related to a news broadcast while viewing a news broadcast, the user transmits search term information such as a stock number of the company or a company name to a specific server, and the server The stock information of the company is provided to the communication terminal from the search word information. To this end, the user swaps to the server through the communication terminal and inputs search word information such as the company name to the server.

However, as described above, the user who wants to use the search service is required to pay a considerable communication fee due to the swap connection when the user who is not familiar with the keypad of the communication terminal in the process of directly inputting the search word information through the swap connection. In addition, even when a typo occurs during input of the search word information and the search word information including the typo is transmitted to the server, an unnecessary communication fee may be set. In addition, the user must memorize the search term information such as the company name in order to input the search term information. This is a very inconvenient problem, such as having to write down the search term information separately when there is a large number of search term information to be searched.

The present invention has been made to improve the prior art as described above, by minimizing the search time due to the swap connection by performing the information search, such as securities information through the keyword data included in the subtitle data while viewing the DMB signal, The purpose is to save the communication fee.

An object of the present invention is to provide a user with stock information on a company quickly and accurately by checking stock information on a specific company related to the news while the user is watching the news on a communication terminal.

In order to achieve the above object and to solve the above-mentioned problems of the prior art, the method of operating a communication terminal according to the present invention comprises the steps of maintaining a search table in which one or more keyword data and search word data corresponding to the keyword data are recorded. Receiving the DMB signal and subtitle data associated with the DMB signal from a broadcasting station system; receiving a request for information search for the DMB signal from a user who views the DMB signal through a user interface means; Extracting the caption data associated with the currently displayed DMB signal according to a request, and extracting one or more keyword data from the extracted caption data; referring to the search table, search term data corresponding to the extracted keyword data Reading step, phase Transmitting the extracted search term data to a predetermined search service providing server, receiving search result data corresponding to the search term data from the search service providing server, and providing the search result data to the user through predetermined output means of the communication terminal. It includes a step.

In addition, the operating method of the information retrieval system according to an embodiment of the present invention comprises the steps of maintaining a search table for holding one or more keyword data and the search word data corresponding to the keyword data, the DMB signal from a broadcasting station system in the communication terminal And receiving caption data related to the DMB signal, wherein the caption analysis module extracts one or more keyword data included in the received caption data; referring to the search table, search term data corresponding to the extracted keyword data; Reading a request message, loading a search browser installed in the communication terminal, transmitting the read search word data to a search service providing server through the search browser, and searching the search term from the search service providing server. Sword corresponding to the data The results includes receiving the data, and outputting the search result data from the search browser, and the IR system is characterized in that provided in the communication terminal through a wired or wireless communication network.

In addition, the communication terminal according to an embodiment of the present invention is memory means for recording one or more keyword data and a search table for holding the search word data corresponding to the keyword data, subtitle data associated with the DMB signal and the DMB signal from a broadcasting station system; A receiving unit for receiving a user interface means for receiving an information search request for the DMB signal from a user watching the DMB signal, extracting the caption data associated with the DMB signal currently displayed according to the information search request, and A search unit which extracts one or more keyword data from the extracted subtitle data, reads the search term data corresponding to the extracted keyword data with reference to the search table, and transmits the extracted search term data to a predetermined search service providing server. , And above And a output unit for providing the search result data to the user when the receiver receives the search result data corresponding to the search term data from the search service providing server.

In addition, the information retrieval system installed in the communication terminal according to an embodiment of the present invention maintains a search table for recording one or more keyword data and the search term data corresponding to the keyword data, the DMB from the broadcasting station system in the communication terminal A caption analysis module for extracting one or more keyword data included in the received caption data when receiving a signal and caption data related to the DMB signal, and search term data corresponding to the extracted keyword data with reference to the search table; A search module configured to read a, load a predetermined search browser installed in the communication terminal, and transmit the read search word data to a predetermined search service providing server through the search browser, and from the search service providing server. To query data Receiving a response to the search result data, further comprising an output module for outputting the results of the search data on the search browser, and the IR system is characterized in that provided in the communication terminal through a wired or wireless communication network.

Hereinafter, a communication terminal, an operation method of the communication terminal, an information retrieval system, and an operation method of the information retrieval system according to the present invention will be described in detail with reference to the accompanying drawings.

1 is a diagram illustrating a communication network of a communication terminal, a broadcasting station system, a shopping mall system, and a WAP server according to the present invention.

Referring to FIG. 1, the communication terminal 101 receives a predetermined broadcast signal and subtitle data associated with the broadcast signal from the broadcast station system 103 through the communication network 102, and the user receives the broadcast signal and the subtitle data. Watch the broadcast through.

In the present specification, the communication terminal 101 is a mobile communication terminal, PSTN terminal, VoIP, SIP, Megaco, PDA (Personal Digital Assistant), cellular phone, PCS (Personal Communication Service) phone, hand-held PC (Hand-Held PC), CDMA-2000 (1X, 3X) phones, Wideband CDMA (WCDMA) phones, Dual Band / Dual Mode phones, Global Standard for Mobile (GSM) phones, Mobile Broadband System (MBS) phones, or satellites / Terrestrial DMB (Digital Multimedia Broadcasting) It is used to include all the phones.

The communication terminal 101 receives caption data related to the DMB signal from the broadcasting station system 103 via the communication network 102. The DMB signal is, for example, a news broadcast, and the caption data includes information such as a description or summary of the news broadcast. In general, the caption data is transmitted in one channel together with the news broadcast, and the communication terminal 101 separates the caption data from the news broadcast and provides the same to the user.

During the viewing of the news broadcast, the user loads a swap browser installed in the communication terminal 101 in order to check stock information on a specific company related to the news broadcast. The swap browser may be provided and installed in advance in order to provide a search service. In addition, the communication terminal 101 extracts one or more keyword data from the subtitle data received together with the news broadcast. For example, when 'LG electronic' is included in the caption data, the communication terminal 101 extracts the LG electronic as the keyword data. The extracted one or more keyword data is displayed to the user, and the user selects keyword data to be searched from the one or more keyword data. Accordingly, the communication terminal 101 outputs one or more search word data corresponding to the keyword data to the display means, and receives and inputs one search word data from the user. The search word data selected and input is transmitted to the search service providing server 104 in which the communication terminal 101 is connected to and swapped through the communication network 102, and the search service providing server 104 performs securities information according to the search word data. The search result data including the specific information such as and the like is generated and returned to the communication terminal 101. Accordingly, the communication terminal 101 provides the search result data to the user through the swap browser. The search service providing server 104 according to an embodiment of the present invention requests information such as stock information and the like to a predetermined server as a query and receives a response signal corresponding to the query to generate the search result data.

The communication terminal 101 according to an embodiment of the present invention reads one or more search term data associated with the extracted one or more keyword data without receiving specific keyword data from among the one or more keyword data. To this end, the communication terminal 101 maintains a predetermined search table or a reading algorithm or the like for reading keyword data and search word data related to the keyword data.

2 is a flowchart illustrating a method of performing information retrieval in a communication terminal according to an embodiment of the present invention.

First, in step 201, the communication terminal maintains a search table that records one or more keyword data and search term data corresponding to the keyword data. The lookup table is described in detail in FIG. 3.

3 is a diagram showing an example of a lookup table recorded in a memory means according to an embodiment of the present invention.

Referring to FIG. 3, the search table 300 maintains keyword data and search word data corresponding to the keyword data. The keyword data is a noun included in the caption data. For example, the keyword data includes nouns such as LG, LG, Koo Bonmu, and affiliates. The search term data corresponding to the keyword data such as LG, LG, Koo Bonmu, and affiliates includes information of a company related to the keyword data, and as an example of FIG. 3, LG Electronics Co., Ltd., LG Innotek Co., Ltd. ), LG Silkon, LG Micron, or LG Philips LCD. In addition, the search word data includes a security number corresponding to the company name. That is, when a user receives a confirmation request for stock information of a company associated with the news broadcast while viewing a current news broadcast, the communication terminal may include one or more keywords recorded in the search table 300 among nouns included in the subtitle data. Data is extracted, search word data corresponding to the keyword data is selected, and transmitted to the search service providing server. At this time, the communication terminal may transmit any one of the company name or the security number to the search service providing server.

In step 202, the communication terminal receives a DMB signal and subtitle data associated with the DMB signal from a predetermined broadcasting station system.

In step 203, the communication terminal receives an information search request for the DMB signal from a user who views the DMB signal through a user interface means. For example, the user inputs an information retrieval request to the communication terminal by pushing a 'confirmation' keypad while viewing the DMB signal.

In step 204, the communication terminal extracts the caption data associated with the DMB signal currently displayed according to the information search request, and extracts one or more keyword data from the extracted caption data.

In one example, the communication terminal parses the caption data in text form through the caption analysis module and extracts one or more nouns as keyword data. Extracting a specific noun from text data is a well known conventional technique, and will not be described in detail below.

In step 205, the communication terminal reads the search word data corresponding to the extracted keyword data by referring to the search table.

Generally, a plurality of keyword data is included in the caption data. When there are a plurality of keyword data extracted from the caption data, the communication terminal may automatically search for the keyword data related to the keyword data or may receive specific keyword data from the plurality of keyword data. To this end, the communication terminal displays the keyword data extracted from the caption data as the user, and the user selects and inputs one keyword data through a user interface means such as a touch screen, a navigation button, or a keypad. In addition, when there is a plurality of search word data corresponding to the keyword data, the user inputs a selection input through the user interface means.

In step 206, the communication terminal transmits the search term data to a predetermined search service providing server. The search word data is a company name corresponding to the keyword data or a stock number corresponding to the company name.

In step 207, the search service providing server receives the search term data from the communication terminal, generates search result data according to the received search term data, and transmits the generated search result data to the communication terminal.

The search service providing server according to an embodiment of the present invention transmits the search word data received from the communication terminal to a predetermined server as a query, and the server transmits a response signal to the search service providing server. According to the response signal, the search service providing server generates search result data. The server includes a search engine system or a stock information providing server.

In step 208, the communication terminal receives the search result data from the search service providing server, and in step 209 outputs the search result data through a predetermined output means. The output means includes display means or speaker means, and the user confirms the search result data output through the output means. The search result data is securities information for a predetermined company, and the user can confirm the securities information through the output means.

4 to 6 are diagrams showing an example of inquiring the stock information of the enterprise in the communication terminal according to an embodiment of the present invention.

Referring to FIG. 4, a user watches a news broadcast transmitted from a broadcasting station system through the communication terminal 400. The news broadcast is received together with the subtitle data 401, and the subtitle data 401 is shown in FIG. 4, wherein about 30 CEOs of LG affiliates, including Chairman Koo Bon-moo, are operating a 7th generation LCD production plant of LG Philips LCD. I visited. ' Accordingly, the user selects the information retrieval menu 402 to check the stock information of the company related to the current news broadcast.

Referring to FIG. 5, the communication terminal 400 extracts keyword data such as Chairman Koo Bon-moo, LG affiliates, and LG Philips LCD included in the caption data, and extracts a search table according to the keyword data. For reference, one or more search term data 403 are read. Accordingly, the communication terminal 400 presents one or more search term data 403 to the user, and the user selects the specific search term data 403 to search for the stock information among the one or more search term data 403. The search term data 403 includes company names such as 1. LG Electronics, 2. LG Innotek, 3. (LG) Siltron, 4. LG Micron, 5. LG Philips LCD, etc. do. The user selects 1. LG Electronics Co., Ltd. from among the search word data 403 through a user interface means of the communication terminal 400 and pushes a confirmation menu 404. Accordingly, the communication terminal 400 transmits a company name or a security number corresponding to the selected input search word data to the search service providing server.

Referring to FIG. 6, the communication terminal 400 receives the stock information 405 corresponding to the search word data from the search service providing server as search result data. In addition, when the user wants to search the stock information 405 in more detail, the user may view detailed stock information on LG Electronics Co., Ltd. by pushing the detailed information menu 406. To this end, the stock information 405 includes network address information on which detailed stock information is recorded.

A communication terminal according to an embodiment of the present invention includes an information retrieval system to provide an information retrieval service to a user.

The information retrieval system maintains a search table that holds one or more keyword data and search term data corresponding to the keyword data. The communication terminal may further include a caption analysis module configured to receive the DMB signal received from the broadcasting station system and caption data related to the DMB signal, and extract one or more keyword data included in the received caption data. In addition, the information retrieval system includes a search module, and the search module reads search word data corresponding to the extracted keyword data with reference to the search table. In this case, when there is a plurality of extracted keyword data, the information retrieval system may display the plurality of keyword data through an output means of the communication terminal and receive a selection of one keyword data from the user. In addition, the plurality of keyword data may be controlled to automatically select the keyword data most relevant to the current subtitle data through a predetermined algorithm. To this end, the search table in which the keyword data and the search word data corresponding to the keyword data are recorded is updated from the search service providing server.

The search module loads a predetermined search browser installed in the communication terminal and controls to transmit the read search word data to a predetermined search service providing server through the search browser.

The search browser may be provided in advance by a server such as a predetermined communication company system. That is, a user who wants to use a search service such as stock information receives and installs the search browser installation program from the server.

The communication terminal receives search result data corresponding to the search word data from the search service providing server, and the information search system further includes an output module for outputting the search result data through the search browser.

In the above-described information retrieval system, a user who wants to use the information retrieval service while watching a DMB signal is provided to the communication terminal in a download or streaming form from a predetermined server through a wired / wireless communication network.

7 is a block diagram showing an internal configuration of a communication terminal according to the present invention.

As shown in FIG. 7, the communication terminal 700 according to an embodiment of the present invention includes a memory means 701, a receiver 702, a user interface means 703, a searcher 704, and an output means 705. It includes.

The memory means 701 maintains a search table in which one or more keyword data and search word data corresponding to the keyword data are recorded.

The search table recorded in the memory means 701 is updated from the search service providing server. In addition, the search service providing server controls the securities information for the newly listed specific company in the securities information database or collects the securities information from a predetermined securities information providing server to be updated in the memory means 701.

The receiving unit 702 receives the DMB signal and subtitle data associated with the DMB signal from a DMB broadcasting system.

The DMB signal is divided into a satellite DMB signal and a terrestrial DMB signal, and the satellite DMB signal and the terrestrial DMB signal may send caption data to the DMB signal to provide a description or summary of broadcasting. Accordingly, the receiver 702 of the communication terminal 700 receives the DMB signal and subtitle data related to the DMB signal through the DMB signal receiving module.

The user interface means 703 receives an information search request for the DMB signal from a user who views the DMB signal.

The user interface means 703 is used to mean all input devices such as a touch screen, a keypad, a navigation button, or a voice recognition module.

The search unit 704 extracts the caption data related to the DMB signal currently displayed according to the information search request, extracts one or more keyword data from the extracted caption data, and extracts the extracted caption data with reference to the search table. The search term data corresponding to the keyword data is read, and the extracted term data is transmitted to a predetermined search service providing server.

When an information search request is input from a user, the search unit 704 extracts currently received caption data and keyword data such as nouns included in the caption data. The search unit 704 according to an embodiment of the present invention reads out keyword information related to one or more of the keyword data through a combination of one or more of the keyword data. The selection criteria for reading the combination and related search word information may be set by a system designer, an administrator, or a user. For example, the securities number associated with the company name or CEO name may be read as search word data through all company names or CEO names extracted from the caption data through predetermined selection criteria. The search word data may be read with reference to a search table recorded in the memory means 701.

The output means 705 provides the search result data to the user when the receiver 702 receives the search result data corresponding to the search term data from the search service providing server.

To this end, the output means 705 may be used in a concept including a display module or a speaker module.

8 is an internal block diagram of a general purpose computer system that may be employed to perform a search method in accordance with the present invention.

Referring to FIG. 8, the computer system 800 may include one or more processors 810 connected to a main memory including a random access memory (RAM) 820 and a read only memory (ROM) 830. Include. The processor 810 is also called a central processing unit (CPU). As is well known in the art, the ROM 830 serves to transfer data and instructions to the CPU unidirectionally, and the RAM 820 typically transfers data and instructions bidirectionally. Used to. RAM 820 and ROM 830 may include any suitable form of computer readable media. Mass storage 840 is bidirectionally coupled to processor 810 to provide additional data storage capability, and may be any of the computer readable recording media described above. The mass storage device 840 is used to store programs, data, and the like, and is a secondary memory device such as a hard disk which is generally slower than the main memory device. Certain mass storage devices such as CD ROM 860 may be used. The processor 810 may include one or more input / output interfaces, such as video monitors, trackballs, mice, keyboards, microphones, touchscreen displays, card readers, magnetic or paper tape readers, voice or handwriting readers, joysticks, or other known computer input / output devices. 840 is connected. Finally, the processor 810 may be connected to a wired or wireless communication network through the network interface 870. Through this network connection, the procedure of the method described above can be performed. The apparatus and tools described above are well known to those skilled in the computer hardware and software arts.

The hardware device described above may be configured to operate as one or more software modules to perform the operations of the present invention.

While specific embodiments of the present invention have been described so far, various modifications are possible without departing from the scope of the present invention.

Therefore, the scope of the present invention should not be limited to the described embodiments, but should be defined not only by the scope of the following claims, but also by those equivalent to the scope of the claims.

According to the present invention, by performing information retrieval such as securities information through the keyword data included in the subtitle data while watching the DMB signal, it is possible to minimize the retrieval time due to the swap connection, thereby reducing the communication fee.

According to the present invention, while the user is watching the news on the communication terminal, by checking the stock information for the specific company associated with the news, it is possible to provide the user with the stock information about the company quickly and accurately.

As described above, the present invention has been described by way of limited embodiments and drawings, but the present invention is not limited to the above-described embodiments, which can be variously modified and modified by those skilled in the art to which the present invention pertains. Modifications are possible. Accordingly, the spirit of the present invention should be understood only by the claims set forth below, and all equivalent or equivalent modifications thereof will belong to the scope of the present invention.

Claims (9)

A method of operating a communication terminal performing information retrieval for a digital multimedia broadcasting (DMB) signal, Maintaining a search table that records one or more keyword data and search term data corresponding to the keyword data; Receiving the DMB signal and subtitle data associated with the DMB signal from a broadcasting station system; Receiving an information search request for the DMB signal from a user who views the DMB signal through a user interface means; Extracting the caption data associated with the DMB signal currently displayed according to the information search request, and extracting one or more keyword data from the extracted caption data; Reading search word data corresponding to the extracted keyword data by referring to the search table; Transmitting the extracted search term data to a predetermined search service providing server; And Receiving search result data corresponding to the search word data from the search service providing server and providing the search result data to the user through a predetermined output means of the communication terminal; Method of operation of a communication terminal comprising a. The method of claim 1, The search result data includes network address information in which a search result corresponding to the search word data is recorded. The step of providing to the user through the output means of the communication terminal, And in response to the user acknowledgment of the search result data, accessing the network address information and displaying the information on the output means. The method of claim 1, Extracting one or more keyword data from the extracted subtitle data, And when the extracted keyword data is two or more, selecting one keyword data among the plurality of keyword data from the user through the user interface means. A method of operating an information retrieval system installed in a communication terminal for performing information retrieval for a digital multimedia broadcasting (DMB) signal, Maintaining a search table for holding one or more keyword data and search term data corresponding to the keyword data; Receiving the DMB signal and subtitle data associated with the DMB signal from a broadcasting station system at the communication terminal, and extracting at least one keyword data included in the received subtitle data in the subtitle analysis module; Reading search word data corresponding to the extracted keyword data by referring to the search table; Loading a predetermined search browser installed in the communication terminal and transmitting the read search word data to a predetermined search service providing server through the search browser; And Receiving search result data corresponding to the search word data from the search service providing server and outputting the search result data through the search browser; Including, And the information retrieval system is installed in the communication terminal via a wired or wireless communication network. The method of claim 4, wherein The DMB signal is a news broadcast signal, the search word data is a company name, and the search result data is securities information corresponding to the company name. A communication terminal for performing information retrieval for a digital multimedia broadcasting (DMB) signal, Memory means for recording at least one keyword data and a search table for holding search word data corresponding to the keyword data; A receiver for receiving the DMB signal and subtitle data associated with the DMB signal from a broadcasting station system; User interface means for receiving an information search request for the DMB signal from a user viewing the DMB signal; Extract the caption data associated with the currently displayed DMB signal according to the information search request, extract one or more keyword data from the extracted caption data, and search for a search term corresponding to the extracted keyword data with reference to the search table; A search unit for reading data and transmitting the extracted search term data to a predetermined search service providing server; And Output means for providing the search result data to the user when the receiver receives search result data corresponding to the search term data from the search service providing server; Communication terminal comprising a. The method of claim 6, And the information in the memory means is controlled to be updated by the search service providing server. An information retrieval system installed in a communication terminal for performing information retrieval for a digital multimedia broadcasting (DMB) signal, Maintaining a search table for recording one or more keyword data and search term data corresponding to the keyword data, and when the communication terminal receives subtitle data associated with the DMB signal and the DMB signal from a broadcasting station system, the received subtitle data. A caption analysis module for extracting one or more keyword data included in the caption analysis module; The search word data corresponding to the extracted keyword data is read with reference to the search table, a predetermined search browser installed in the communication terminal is loaded, and the searched word is read to a predetermined search service providing server through the search browser. A search module for controlling to transmit data; And An output module for receiving search result data corresponding to the search term data from the search service providing server and outputting the search result data through the search browser Including, And the information retrieval system is installed in the communication terminal via a wired or wireless communication network. The method of claim 8, Wherein the DMB signal is a news broadcast signal, the search word data is a company name, and the search result data is securities information corresponding to the company name.

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