KR20090074888A - System for sharing contents using location information and method thereof - Google Patents

Abstract

A system and a method for sharing contents based on location information are provided to enable a user to search various information of an area based on the location information of a portable terminal and share the searched information with other portable terminals depending on user selection. A first portable terminal transmits an information sharing activation request message to a second mobile terminal(S210). The second mobile terminal extracts first portable terminal information and transmits a sharing grant message to a contents sharing server(S220). The contents sharing server obtains location information of the first and second mobile terminal by using the first and second mobile terminal information(S240). The contents sharing server forms a contents menu corresponding to the obtained location information, and transmits/displays the contents menu to the first and/or second portable terminal(S250,S260).

Description

System for sharing contents using location information and method

The present invention relates to a content sharing system and method, and more particularly, to a content sharing system and method using location information that can share content information such as a map, culture, and weather using location information of a mobile terminal in a video call.

As wireless mobile communication terminals have been widely used due to the ease of portability, various additional functions and services have been developed and commercialized in addition to simple call functions. One of the additional functions of the portable terminal is an information search function using a search portal. That is, the mobile terminal can search for traffic conditions, performance information such as a movie or opera, geography, weather information, etc. in a specific region.

Conventionally, such information retrieval is performed by a user of a mobile terminal inputting specific information in a text form and finding desired information in a search result to confirm details. Such conventional information retrieval is not performed in the state of the voice call setup, and there is a problem in that the retrieval information cannot be shared with other mobile terminals.

In addition, when a user of a mobile terminal wants to obtain information on a specific region, a process of searching for a specific region in a search box or the like is essential in the related art. Accordingly, there is a need for a method of providing a map, cultural information, etc. of a surrounding area using location information of a mobile terminal without inputting a search keyword.

The present invention has been proposed to solve the above problems, a system that can share the content information between the mobile terminal is busy or non-calling without inputting additional information such as search terms using the location information of the mobile terminal and The purpose is to provide a method.

Content sharing method using the location information of the present invention for achieving the above object comprises the steps of: transmitting an information sharing activation request message including the information of the first portable terminal from the first portable terminal to the second portable terminal; Receiving the information sharing activation request message from the second portable terminal, extracting the first portable terminal information, and transmitting a sharing acceptance message including the information of the first portable terminal and the second portable terminal to a content sharing server; Step 2; The content sharing server receiving the sharing acceptance message acquires location information of the first mobile terminal and the second mobile terminal using the information of the first mobile terminal and the second mobile terminal, and corresponds to the obtained location information. A third step of constructing a content menu and transmitting the content menu to one or more portable terminals of the first portable terminal and the second portable terminal for display; And receiving, at the content sharing server, selection information on the content menu from one of the first and second mobile terminals, and selecting content information corresponding to the selection information from the first and second mobile terminals. And transmitting to one or more portable terminals of the portable terminal for display.

In one embodiment of the present invention, in the first step, the first mobile terminal displays an information sharing activation menu in the form of a flash icon, selects the flash icon, and transmits the information sharing activation message. .

In one embodiment of the present invention, in the second step, the information of the first portable terminal and the second portable terminal includes MIN (Mobile Identification Number) information of the first portable terminal and the second portable terminal. It is done.

In an embodiment of the present disclosure, in the third step, the information of the first mobile terminal and the second mobile terminal is transmitted from the content sharing server to a location based service server, and the first mobile device is transmitted from the location based service server. Characterized in that the searched position information is obtained by using the terminal and the second portable terminal information.

In order to achieve the above object, a content sharing system using location information of the present invention receives a selection of a displayed content menu, transmits corresponding selection information, and receives and displays content information corresponding to the selection information. A mobile terminal; Receive an information sharing activation request message including the information of the first mobile terminal from the first mobile terminal and transmit a sharing acceptance message, receive the selection of the displayed content menu and transmit the corresponding selection information, the selection information A second mobile terminal for receiving and displaying corresponding content information; A location-based service server that receives information of the first mobile terminal and the second mobile terminal included in the sharing acceptance message, retrieves and transmits location information of the first mobile terminal and the second mobile terminal; And receiving the sharing acceptance message from the second mobile terminal and transmitting the information of the first mobile terminal and the second mobile terminal included in the sharing message to the location-based service server, and transmitting the information from the location-based service server. 1 is configured to receive the location information of the mobile terminal and the second mobile terminal, configure a content menu corresponding to the received location information, and transmit the content menu to one or more mobile terminals of the first and second mobile terminals for display. And receiving selection information on the content menu from one of the first and second mobile terminals, and selecting one or more contents information corresponding to the selection information from at least one of the first and second portable terminals. It includes a content sharing server for transmitting to a mobile terminal.

Content sharing server of the present invention for achieving the above object is a transceiver for transmitting and receiving data; A database storing content information; And receiving a sharing acceptance message including information of the first mobile terminal and the second mobile terminal through the transceiver, obtaining location information of the first mobile terminal and the second mobile terminal, and content information corresponding to the obtained location information. Search in the database, construct a content menu, and transmit the content menu to the first mobile terminal and the second mobile terminal through the transceiver, and from the mobile terminal of one of the first and second mobile terminals through the transceiver; And a controller configured to receive selection information about a content menu and transmit content information corresponding to the selection information to one or more of the first and second mobile terminals through the transceiver.

In one embodiment of the present invention, the control unit transmits the information of the first portable terminal and the second portable terminal to a location-based service server, the information on the first portable terminal and the second portable terminal in the location-based service server It is characterized in that to obtain the searched position information by using.

According to the present invention, it is possible to search a variety of information of the region based on the location information of the mobile terminal and share the information retrieved according to the user's selection, the information in real time during the video call as well as not during a call It may provide a user convenience to share and exchange opinions.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings. However, in describing in detail the operating principle of the preferred embodiment of the present invention, if it is determined that the detailed description of the related known functions or configurations may unnecessarily obscure the subject matter of the present invention, the detailed description thereof will be omitted. In addition, the same reference numerals are used for parts having similar functions and functions throughout the drawings.

1 is a block diagram of a content sharing system according to an embodiment of the present invention. Referring to FIG. 1, the content sharing system according to the present invention includes a first mobile terminal 110, a content sharing server 120, a location-based service server 130, a second mobile terminal 140, and a mobile communication network 150. It is configured to include).

The mobile communication network 150 is a wireless communication network for transmitting and receiving voice and data of the first portable terminal 110 and the second portable terminal 140. The mobile communication network 150 of the present invention includes all radios currently in development or commercialized in the future, such as, for example, a Code Division Multiple Access (CDMA) network, a Wideband Code Division Multiple Access (WCDMA) network, and a WiBro network. One of the mobile communication networks.

The first portable terminal 110 and the second portable terminal 140 mean one of all portable terminals capable of wireless mobile communication, such as a PDA, a mobile phone, and a notebook. The first portable terminal 110 and the second portable terminal 140 of the present invention, such as a liquid crystal display (LCD) for visually representing the interface for data transmission and reception and the content information received from the content sharing server 120 Has a display means.

Location Based Service Server (LBS Server) (130) is a function that finds the location information that the user of the mobile terminal is currently located. Location-based service server 130 is a GPS (Global Positioning System), a mobile terminal that can know the position of the receiver in the range of approximately 50 ~ 100m using 24 Navstar satellites developed for the US Department of Defense, for example To determine the location of the mobile terminal in the range of approximately 500 ~ 1500m by using a cell method or three base stations to triangulate to determine the location of the mobile terminal. The position of the first portable terminal 110 and the second portable terminal 140 is determined.

The content sharing server 120 stores content information corresponding to a geographic location, and obtains location information of the first mobile terminal 110 and the second mobile terminal 140 from the location-based service server 130 to correspond to the location. The content information corresponding to the information is transmitted to at least one of the first and second mobile terminals 110 and 140.

A more detailed process of the content sharing method according to the present invention will be described with reference to FIG.

2 is a flowchart illustrating a content sharing method according to an embodiment of the present invention. Referring to FIG. 2, the first mobile terminal 110 transmits an information sharing activation request message for requesting information sharing to the second portable terminal 140 (S210). The transmission of the information sharing activation request message may be performed during a voice call or a video call as well as a state in which a call setting for voice call or data transmission and reception is not made.

For example, a user of the first mobile terminal 110 may transmit an information sharing activation request message by selecting an information sharing activation icon displayed on the first mobile terminal 110 in the form of a flash icon. At this time, if the call setting for the call or data transmission and reception between the first portable terminal 110 and the second portable terminal 140 is not made, the information sharing activation request message may be transmitted by a short message service (SMS) method. . In addition, if the call setup is made, the information sharing activation request message may be transmitted by SMS, or the information sharing activation request message may be transmitted through a data service node such as a Serving GPRS Support Node (SGSN) of the WCDMA network. The information sharing activation request message transmitted includes information such as a mobile identification number (MIN) of the first mobile terminal 110.

The second mobile terminal 140 receiving the information sharing activation request message transmitted in step S210 visually expresses a text phrase or the like for querying the information sharing activation on the display device of the second mobile terminal 140. If the user of the second mobile terminal 140 refuses to share information, the procedure according to the present invention is terminated. On the other hand, when the user of the second portable terminal 140 accepts information sharing, the second portable terminal 140 transmits a sharing acceptance message, which is a response message to the information sharing activation request message, to the content sharing server 120. (S220).

The sharing acceptance message in step S220 may be transmitted by SMS in a state in which call setting is not made between the first mobile terminal 110 and the second mobile terminal 140 as in step S210, In the state of call establishment, it may be transmitted by SMS or through a data service node.

The sharing acceptance message transmitted from the second mobile terminal 140 to the content sharing server 120 includes information of the first mobile terminal 110 included in the information sharing activation request message received in step S210 and the second mobile terminal. Information of 140 is included. The information of the first portable terminal 110 and the second portable terminal 140 includes, for example, MIN information of the first portable terminal 110 and the second portable terminal 140.

The content sharing server 120 receiving the sharing acceptance message from the second portable terminal 140 extracts the information of the first portable terminal 110 and the second portable terminal included in the sharing acceptance message, and then provides the location-based service server 130. In step S230. The location-based service server 130 determines the current location of the first portable terminal 110 and the second portable terminal 120 by referring to the information of the first portable terminal 110 and the second portable terminal 140, The determined location information is transmitted to the content sharing server 120 (S240).

In the location-based service server 120, for example, the first mobile terminal 110 and the second mobile terminal 140 by using the above-described GPS method, location determination method or triangulation method based on the base station. Determine the location. Since the method of determining the location of a specific wireless communication device through the three methods is a well-known technique, description thereof will be omitted.

In the content sharing server 120 receiving the location information of the first mobile terminal 110 and the second mobile terminal 140, the content information corresponding to the location information is searched in a database or the like, and a menu of the searched content is configured. The first mobile terminal 110 and the second mobile terminal 140 are transmitted to one or more portable terminals (S250 and S260).

For example, as a result of searching for content corresponding to the location information of the first mobile terminal 110 in the content sharing server 120, if the map, the performance, and the weather information are found, the location of the first mobile terminal 110 and The related content menu includes all items of the searched map, performance, and weather.

In operation S250 and S260, the first mobile terminal 110 and / or the second mobile terminal 140 that have received the content menu visually display the content menu. When the user of the first mobile terminal 110 or the second mobile terminal 140 selects a specific item of the content menu, each of the mobile terminals 110 and 140 shares the user's selection information on the content menu. The server 120 transmits the data to the server 120 (S270). In operation S270, the selection information is transmitted from the first mobile terminal 110 to the content sharing server 120.

The content menu may be hierarchically organized. For example, when the user of the first mobile terminal 110 selects a performance item of the content menu, the content menu displayed on the first mobile terminal 110 is a content menu indicating detailed items such as a movie, a concert, a play, and the like. Can be switched. When this process is repeated and finally the user of the first mobile terminal 110 selects an item of a specific movie, the selection information is transmitted to the content sharing server 120. In addition, in the second mobile terminal 140, a selection process for detailed items of the content menu may be independently performed.

The content sharing server 120 receiving the selection information on the content menu item transmits the content information corresponding to the selection information to one or more of the first and second mobile terminals 110 and 140 ( S280, S290).

For example, when the content information is transmitted using the selection information of the user of the first mobile terminal 110, the content sharing server transmits a message for inquiring whether the user wants to receive the content information to the second mobile terminal 140, and the content sharing server. In step 140, the second mobile terminal 140 undergoes a process of receiving a message for agreeing to the reception of the content information. Thereafter, the content sharing server 120 transmits the searched content information corresponding to the selection information received from the first mobile terminal 110 to the second mobile terminal. The second mobile terminal 140 receiving the content information displays the received content information instead of the screen previously displayed on the display device. In this case, the first mobile terminal 110 may receive and display content information from the content sharing server 120 without a query or the like.

The configuration of the content sharing server 120 according to the present invention will be described in more detail with reference to FIG. 3.

3 is a block diagram of a content sharing server 120 according to an embodiment of the present invention. The content sharing server 120 includes a transceiver 310, a controller 320, and a database 330.

The transceiver 310 has an interface for data transmission and reception with the first portable terminal 110, the second portable terminal 140, and the location-based service server 130.

The database 330 stores content information corresponding to each location information.

The controller 320 receives a sharing acceptance message from the second mobile terminal 140 through the transceiver 310. The sharing acceptance message includes information of the first portable terminal 110 and the second portable terminal 140 such as MIN information, and the control unit 320 receives the first portable terminal 110 and the second portable from the sharing acceptance message. The information of the terminal 140 is extracted and transmitted to the location based service server 130.

In addition, the control unit 320 receives the location information of the first mobile terminal 110 and the second mobile terminal 140 identified by the location-based service server 130 through the transceiver 310, respectively in the database 330 Search for content information corresponding to the location information of.

The controller 320 configures a content menu using the retrieved content information, and transmits the corresponding content menu to one or more of the first mobile terminal 110 and the second mobile terminal 140 through the transceiver 310. do. The content menu may be hierarchically configured including a plurality of sub-items.

When the control unit 320 receives the selection information for a specific item of the content menu from the mobile terminal of the first mobile terminal 110 or the second mobile terminal 140 through the transceiver 310, the selection information is input to the selection information. The corresponding content information is retrieved from the database 330 and transmitted to one or more of the first and second mobile terminals 110 and 140. For example, when the first mobile terminal 110 selects a specific submenu of the content menu and transmits the selection information to the content sharing server 120, the control unit 320 receiving the selection information through the transceiver 310. In step S1, the corresponding content information is retrieved from the database 330 and transmitted to one or more of the first and second mobile terminals 110 and 140.

In this case, since the selection information is received from the first portable terminal 110, the second portable terminal 140 may perform a selection process of a lower menu by searching for a content menu. Therefore, the second mobile terminal 140 may go through a process of inquiring whether to receive and display content information corresponding to the selection information. That is, the controller 320 queries whether the screen displayed on the second mobile terminal 140 agrees to change the content information before transmitting the content information corresponding to the selection information to the second mobile terminal 140. Send text messages and more. When the control unit 320 receives a message in which the mobile terminal 140 agrees to receive the content information from the second mobile terminal 140 through the transceiver 310, the second mobile terminal 140 retrieves the content information retrieved from the database 330. ) Will be available.

A display screen of content information shared according to the present invention will be described in more detail with reference to FIG. 4.

4 is an exemplary view of shared content according to an embodiment of the present invention. In FIG. 4, each view shows a display screen of the first mobile terminal 110 (410 of FIG. 4A, 420 of FIG. 4B, 430 of FIG. 4C, and 440 of FIG. 4D). And the display screen of the second mobile terminal 140 (415 of FIG. 4A, 425 of FIG. 4B, 435 of FIG. 4C, 445 of FIG. 4D, and 445 of FIG. 4D). 455).

Referring to the display screen 410 of FIG. 4A, the upper portion 411 captures an image captured by the first portable terminal 110 and transmitted to the second portable terminal 140, and the lower portion 412 is formed of the first screen 410. 2 shows an image received from the mobile terminal 140. On the contrary, in the display screen 415 of FIG. 4A, the upper portion 416 captures an image captured by the second portable terminal 140 and is transmitted to the first portable terminal 110, and the lower portion 417 is the first image. The image received from the mobile terminal 110 is shown. The configuration of the display screen is the same in other drawings (Figs. 4 (b), 4 (c), and 4 (d)) of the present embodiment, and may vary depending on the settings of the mobile communication service provider or the portable terminal manufacturer.

The display screen 415 of FIG. 4A illustrates an example of a method of being displayed on the display screen of the second mobile terminal 140 that receives the information sharing activation request message from the first mobile terminal 110. In the upper portion 416 of the display screen showing the image captured by the second mobile terminal 140, a message for inquiring whether to accept information sharing activation is displayed. The user of the second mobile terminal 140 may view an image received from the first mobile terminal 110 at the lower end 417 of the display screen 415.

In this case, when the user of the second mobile terminal 140 accepts information sharing by pressing a button 1 of the keypad or touching a corresponding portion of the touch screen, the screen of the first mobile terminal 110 is shown in FIG. As shown in the display screen 420 of FIG. 2, the screen of the second mobile terminal 140 is changed as shown in the display screen 425 of FIG. 4B. At the top of each screen, a content menu configured in the content sharing server 120 is displayed. In addition, it can be seen that an image received from the other party's mobile terminal in the video call is displayed at the bottom of each screen.

When the user of the first mobile terminal 110 selects item 1 of the content menu, the screen of the first mobile terminal 110 is changed as shown in the display screen 430 of FIG. 4C. When the user of the second mobile terminal 140 selects item 2 of the content menu, the screen of the second mobile terminal 140 is changed as shown in the display screen 435 of FIG. 4C. As such, the process of searching for desired information by selecting an item of a content menu in each of the mobile terminals 110 and 140 may be independently performed.

If the user of the first mobile terminal 110 selects item 1 on the display screen 430 of FIG. 4 (c) and there are no further submenus, the first mobile terminal 110 shares the user's selection information with content. The server 120 requests the corresponding content information by transmitting to the server 120. The content information is received from the content sharing server 120 and is displayed as shown in the display screen 440 of FIG.

At this time, in order to receive and display the content information transmitted from the content sharing server 120 in the second portable terminal 140, the user of the second portable terminal 140 as shown in the display screen 445 of FIG. A process of inquiring whether to agree to receive content information is performed. This is because the second mobile terminal 140 may need to stop the selection process of the content menu that is independently performed.

If the user of the second mobile terminal 140 agrees to the reception and display of the content menu, the content information is displayed on the upper portion as shown in the display screen 455 of FIG. In another embodiment of the present invention, the configuration of the screen displaying the content information may be changed. For example, content information may be displayed on a lower screen for displaying an image received from the other party's mobile terminal.

The above embodiment relates to an information sharing process between two portable terminals (110, 140). Information sharing according to the present invention can also be made between three or more portable terminals. That is, a specific portable terminal may transmit information sharing activation request message to one or more counterpart terminals, and share content information with a mobile terminal which transmits a sharing acceptance message to the content sharing server 120. The process is the same as the above two portable terminal period information sharing process.

In addition, between mobile terminals that are not in a video call, a session can be established by sending and receiving an information sharing activation message and a sharing acceptance message by SMS, and the content transmitted through the session can be shared. In this case, the display of the mobile terminal The entire screen can be used for displaying information of shared content. In addition, even when only a voice call is possible, such as a mobile terminal in a CDMA network, an SMS method is used to transmit and receive an information sharing activation message and a share acceptance message through an originating exchange, and to receive and display a content packet on a screen. Content information can be shared. If a data service node such as SGSN of the WCDMA network exists, it is of course possible to send and receive messages and share content.

According to the present invention, content information can be shared based on the location information of each mobile terminal between mobile terminals in a call or between mobile terminals not in a call, and content information can be shared between three or more portable terminals.

As a result, time and resources consumed in the process of sequentially inputting search keywords and the like to search for information and informing the counterpart user of the information can be reduced, and user convenience can be improved.

1 is a block diagram of a content sharing system according to an embodiment of the present invention.

2 is a flowchart illustrating a content sharing method according to an embodiment of the present invention.

3 is a block diagram of a content sharing server according to an embodiment of the present invention.

4 is an exemplary view of shared content according to an embodiment of the present invention.

Claims (7)

A first step of transmitting an information sharing activation request message including information of the first portable terminal from a first portable terminal to a second portable terminal; Receiving the information sharing activation request message from the second portable terminal, extracting the first portable terminal information, and transmitting a sharing acceptance message including the information of the first portable terminal and the second portable terminal to a content sharing server; Step 2; The content sharing server receiving the sharing acceptance message acquires location information of the first mobile terminal and the second mobile terminal using the information of the first mobile terminal and the second mobile terminal, and corresponds to the obtained location information. A third step of constructing a content menu and transmitting the content menu to one or more portable terminals of the first portable terminal and the second portable terminal for display; And The content sharing server receives selection information on the content menu from one of the first and second mobile terminals, and transmits the content information corresponding to the selection information to the first and second portable terminals. 4. A method of sharing content using location information, comprising: a fourth step of transmitting to one or more portable terminals of a terminal to be displayed. The method of claim 1, wherein in the first step And displaying the information sharing activation menu in the form of a flash icon on the first mobile terminal, selecting the flash icon, and transmitting the information sharing activation message. The method of claim 1, wherein in the second step The information of the first portable terminal and the second portable terminal includes MIN (Mobile Identification Number) information of the first portable terminal and the second portable terminal. The method of claim 1, wherein in the third step Location information retrieved from the content sharing server to a location-based service server by transmitting information of the first and second mobile terminals, and retrieved by using the first and second mobile terminal information from the location-based service server; Content sharing method using location information, characterized in that to obtain a. A first mobile terminal receiving a selection of the displayed content menu, transmitting corresponding selection information, and receiving and displaying content information corresponding to the selection information; Receive an information sharing activation request message including the information of the first mobile terminal from the first mobile terminal and transmit a sharing acceptance message, receive the selection of the displayed content menu and transmit the corresponding selection information, the selection information A second mobile terminal for receiving and displaying corresponding content information; A location-based service server that receives information of the first mobile terminal and the second mobile terminal included in the sharing acceptance message, retrieves and transmits location information of the first mobile terminal and the second mobile terminal; And Receiving the sharing acceptance message from the second mobile terminal, and transmits the information of the first mobile terminal and the second mobile terminal included in the sharing message to the location-based service server, the first from the location-based service server Receive location information of the mobile terminal and the second mobile terminal to configure a content menu corresponding to the received location information, and transmits the content menu to one or more portable terminals of the first and second mobile terminals for display. And receiving selection information on the content menu from one of the first and second mobile terminals, and carrying content information corresponding to the selection information by carrying one or more of the first and second mobile terminals. Content sharing server for transmitting to the terminal; Contents using location information, including; Sharing system. Transceiver for transmitting and receiving data; A database storing content information; And Receiving a sharing acceptance message including information of the first mobile terminal and the second mobile terminal through the transmission and reception unit to obtain the location information of the first mobile terminal and the second mobile terminal, and to obtain content information corresponding to the obtained location information. Search in the database, construct a content menu, and transmit the content menu to the first and second mobile terminals through the transceiver, and the content from one of the first and second mobile terminals through the transceiver. And a controller configured to receive selection information about a menu and transmit content information corresponding to the selection information to at least one of the first and second portable terminals through the transceiver. The method of claim 6, wherein the control unit Transmitting information of the first mobile terminal and the second mobile terminal to a location-based service server, and obtaining location information retrieved from the location-based service server by using the first and second mobile terminal information. Content sharing server.

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