KR20040012311A - Contents Sharing Service System and Method by Presence Information in Wireless Network - Google Patents

Abstract

The present invention relates to an inter-person content sharing service system, and provides an inter-person content sharing service system and method for directly transmitting and receiving content by connecting different wireless terminals.

More specifically, receiving a shared content search request from the requester terminal; Retrieving whether the requester has a desired content list; Transmitting a shareable content list to the requester terminal; Receiving session request information with a provider terminal from the requester terminal; Checking the presence information of the provider terminal; And transmitting a signal to the wireless network operator system such that the requester terminal and the provider terminal are session connected.

Therefore, the requester who wants the content can be directly connected to the provider terminal holding the content and receive the content.

Description

Contents Sharing Service System and Method by Presence Information in Wireless Network based on Presence Information in Wireless Communication Networks

The present invention relates to an inter-person content sharing service system, and provides an inter-person content sharing service system and method for directly transmitting and receiving content by connecting different wireless terminals.

As the number of mobile phone users increases, the type of content provided to a wireless terminal such as a mobile phone increases. However, existing wireless Internet users could download content only through the wireless portal service. For example, if user B needed a picture on user A's wireless terminal, the same content had to be found and downloaded from the wireless portal service. In conclusion, the data exchange such as direct contents between individuals was possible in the wired Internet, but the peer-to-peer (P2P) service, which is a data exchange service between individuals, was not possible in the wireless Internet. In addition, even if the content is exchanged over the wired Internet, presence information such as whether the provider's terminal is online or offline is not considered. Therefore, there is a problem in that a request for data is generated that lowers the reliability of content retrieval and does not consider the information provider's situation.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-described problems, and there is a technical problem to provide a system and method for presenting a content-based interpersonal content sharing service to enable a service that enables direct content search and exchange between wireless terminals. .

Another technical problem of the present invention is to provide a presence-based content sharing service system and method for transmitting and receiving contents in consideration of the state of a terminal providing contents when transmitting and receiving contents between wireless terminals.

1 is a view showing an example of a connection between a content sharing service system between a person and a terminal according to the present invention;

2 is a detailed configuration diagram of an inter-person content sharing service system shown in FIG. 1;

3 is a configuration diagram showing in detail a database of an interpersonal content sharing service system according to the present invention;

4 is a diagram illustrating an embodiment to which an inter-person content sharing service system according to the present invention is applied;

5 is a flowchart showing an operation of a requester terminal according to the present invention;

6 is a flowchart showing an operation of a provider terminal according to the present invention;

7 is a flowchart illustrating the operation of the interpersonal content sharing service system according to the present invention.

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

100: requester terminal

300: content sharing service system between individuals

310: user management means 330: shared content processing means

350: content search means 370: presence information processing means

390: terminal access means 391: content request receiving means

393: content request sending means 410: control unit

430: Database

700 provider terminal

In order to achieve the above object, the present invention provides subscriber information of a wireless terminal and is connected to the wireless terminal by a wireless network operator system for connecting a session between the wireless terminals of the subscriber. In the content sharing service system between individuals, so that content is directly transmitted and received between two or more wireless terminals after a session is connected between the terminals,

User management means for receiving user information such as a terminal number of the requester terminal and the provider terminal and an IP address required for the session; Shared content processing means for receiving and storing a shareable content list from a provider terminal having shareable content; Content search means for retrieving a content list desired by the requester and transmitting the desired content list from the requester terminal to the requester terminal; Presence information processing means for receiving and storing the presence status information of the provider terminal in real time; Terminal connection means for transmitting and receiving a signal such that a connection is made between the requester terminal and the provider terminal; The database is connected to the user management means, shared content processing means and the presence information processing means for storing a database; And a control unit connected to the user management means, the shared content processing means, the content searching means, the presence information processing means, the terminal access means, and the database to control the operation of the entire system.

In addition, as a content sharing service method between individuals connected to a wired network operator system and a wireless network operator system to connect the content requester terminal and the content provider terminal,

Receiving a shared content search request from the requester terminal; Retrieving whether the requester has a desired content list; Transmitting a shareable content list to the requester terminal; Receiving session request information with the provider terminal from a requester terminal; Checking the presence information of the provider terminal; And transmitting a signal to the wireless network operator system such that the requester terminal and the provider terminal are session connected.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

1 is a diagram illustrating an example of connection between an interpersonal content sharing service system 300 and terminals 100 and 700 according to the present invention.

The content sharing service system 300 between individuals receives and stores a list of sharable contents from the provider terminal 700 and receives information for retrieving a list of sharable contents from the requester terminal 100 requesting the contents. . The content sharing service system 300 between individuals transmits a search result to the requester terminal 100 ②. Subsequently, when the interpersonal content sharing service system 300 receives a signal for requesting a session with the provider terminal 700 from the requester terminal 100, a signal is transmitted to the provider terminal 700 by transmitting a signal to the requester terminal 100 and the provider. ④ attempts to connect between terminals 700. At this time, the interpersonal content sharing service system 300 attempts to connect between the requester terminal 100 and the provider terminal 700 in consideration of the presence information of the provider terminal 700. The presence information is information indicating the state of the provider terminal 700. For example, the presence information indicates the state of the terminal such as an online state, an offline state, other tasks, an online state, but a state in which content cannot be transmitted. Thereafter, the requester terminal 100 and the provider terminal 700 are connected ⑤, the content transmission and reception is made ⑥. The requester terminal 100 and the provider terminal 700 use an Extensible Markup Language (XML) or an extended header in a body of a subscribe message, and the content sharing service system 300 between individuals. Sends a message for content request and content registration. The XML is a next-generation Internet language that improves the HTML constituting the Internet Web. The homepage construction function, search function, etc. are improved than the HTML, and the complex data processing of the client system is easy. It also makes it easy for Internet users to create and manage content to add to the Web.

In addition, the requestor terminal 100 and the provider terminal 700 transmit content using a file transfer protocol (hereinafter, referred to as FTP) method. The FTP refers to a method and a program for supporting transmission and reception of files from one computer to another on the Internet, and FTP can be used to quickly transmit and receive a large file.

The requestor terminal 100 and the provider terminal 700 are wireless terminals such as a mobile phone, a PCS, and a PDA. The content sharing service system 300, the requester terminal 100, and the provider terminal 700 are connected to a wireless network. It works.

FIG. 2 is a detailed configuration diagram of the interpersonal content sharing service system 300 shown in FIG. 1.

The interpersonal content sharing service system 300 includes user management means 310, shared content processing means 330, content retrieval means 350, presence information processing means 370, terminal access means 390, and controller 410. ), And a database 430.

The user management means 310 receives user information such as the terminal number of the requestor terminal 100 and the provider terminal 700 and the IP address required for the session from the requester terminal 100 and the provider terminal 700 to receive the database 430. Store in The shared content processing unit 330 receives the shareable content list from the provider terminal 700 having the shareable content and stores the list in the database 430. When the content searching unit 350 receives a signal for requesting a content search from the requester terminal 100, the content searching unit 350 searches for a content list desired by the requester, and transmits content presence information to the requester terminal 100.

The presence information processing means 370 receives and stores the presence status information of the provider terminal 700 in real time, and has a session with the provider terminal 700 having shareable content from the requester terminal 100. When a signal for requesting a session is received from the content request receiving means 391, the signal is transmitted to the content request sending means 393 according to the stored presence state of the provider terminal 700.

For example, when the presence information processing means 370 receives a signal for requesting a session with the provider terminal 700 having the content from the requester terminal 100, the presence information processing means 370 receives and stores in real time from the provider terminal. When the presence information of the provider terminal is in an online state, the presence information is searched, and the information is transmitted to the content request originating means 393 under the control of the controller 410. If the presence information processing means 370 retrieves the presence status of the provider terminal, when the presence information is offline, busy or online, but the content transmission is impossible, the session request information 393 is not available. Send.

The terminal access means 390 includes a content request receiving means 391 and a content request sending means 393.

When the content request receiving unit 391 receives the shareable content request signal from the requester terminal 100, the content request receiving unit 391 transmits a signal to the presence information processing unit 370 under the control of the controller 410. When the presence information processing means 370 receives the shareable content request signal from the content request receiving means 391, the presence information processing means 370 transmits the information of the provider terminal 700 that has the content and is online to the content request sending means 393. do. When the content request originating means 393 receives the presence status information of the provider terminal 700 from the presence information processing means 370, the content request transmitting means 393 transmits the information to the requester terminal 100. For example, the content request sending means 393 transmits a signal for requesting a session to the provider terminal 700 when the presence state of the provider terminal 700 is online, and vice versa. If the status of the switch is not possible to transmit content such as offline or other work, the requester terminal 100 transmits a content transmission impossible message.

The database 430 is connected to the user managing means 310, the shared content processing means 330, and the presence information processing means 370 to store information under the control of the controller 410. The control unit 410 is connected to the user management means 310, shared content processing means 330, content search means 350, presence information processing means 370, terminal access means 390 and the database 430 Control the behavior of the overall system.

3 is a block diagram showing in detail the database 430 of the interpersonal content sharing service system 300 according to the present invention.

As shown in FIG. 3, the database 430 includes an identification field of the provider terminal 700, a presence information field of the provider terminal 700, and a content list field held by the provider terminal 700.

4 is a diagram illustrating an embodiment to which the interpersonal content sharing service system 300 according to the present invention is applied.

The call state control function (CSCF) receives a list of contents that can be shared from the provider terminal 700 (S101). The CSCF acts as a call control and Session Initiation Protocol (SIP) server. SIP is a text-based application layer control protocol. Subsequently, the CSCF transmits the shareable content list received from the provider terminal 700 to the interpersonal content sharing service system 300, and the interpersonal content sharing service system 300 receives the shareable content list from the CSCF (S103). . At this time, the user management means 310 and the shared content processing means 330 of the content sharing service system 300 between individuals may provide information such as a terminal number of the provider terminal 700, an IP number required for the session, and a list of shareable contents. Stored in the database 430.

On the other hand, the requester terminal 100 transmits a signal to the CSCF to retrieve the list of shared content requested by the requestor (S105). Then, the CSCF transmits the shared content search request received from the requester terminal 100 to the interpersonal content sharing service system 300 (S107). The content retrieval means 350 of the interpersonal content sharing service system 300 receives the shared content retrieval request from the CSCF, and then retrieves whether the requester has a desired content list (S109). If there is a list of contents desired by the search result requester, the content search unit 350 transmits a list of contents that can be shared to the CSCF (S111). The CSCF transmits the shareable content list received from the interpersonal content sharing service system 300 to the requester terminal 100 (S113). Then, the requester transmits information requesting a session with the provider terminal 700 having the received content to the CSCF (S115). The CSCF transmits the session request information received from the requester terminal 100 to the content request receiving means 391 (S117). The content request receiving means 391 receives the session request information, and then transmits the session request information to the shared content processing means 330 according to the controller 410. The shared content processing unit 330 checks the presence information of the provider terminal 700 selected by the requestor stored in the database 430 (S119). If it is confirmed that the state of the provider terminal 700 is an online state, the content request sending means 393 transmits the session request information to the provider terminal 700 via the CSCF (S121 and S123). The interpersonal content sharing service system 300 receives the acknowledgment of the provider terminal 700 transmitted through the CSCF, and transmits the acknowledgment of the session request to the requester terminal 100 via the CSCF (S125, S127). , S129, S131). Thereafter, the requester terminal 100 and the provider terminal 700 are connected to directly transmit and receive content.

If there is no search request content transmitted from the requester terminal 100 as a result of searching whether the shareable content is retained in step S109, the content searching means 350 transmits information indicating that there is no shareable content via the CSCF ( S133, S135). In addition, in step S119, as a result of the content request receiving means 391 searching for the presence status of the provider terminal 700, the provider terminal 700 is offline, busy, or online, but cannot transmit content. In this case, the session impossible information is transmitted to the content request originating means 393. After the content request sending means 393 receives the session unavailable information, the content request sending means 393 transmits the session impossible information to the CSCF under the control of the controller 410 (S137). The CSCF transmits the session impossible information to the requester terminal 100 (S139).

5 is a flowchart illustrating the operation of the requester terminal 100 according to the present invention.

The requester terminal 100 transmits information for requesting search of sharable content to the content sharing service system 300 between individuals (S201). Subsequently, the requester terminal 100 receives the shareable content list from the interpersonal content sharing service system 300 (S203). Next, the requestor terminal 100 transmits a session request for requesting to be connected to the provider terminal 700 having the shareable content list to the interpersonal content sharing service system 300 (S205). The requester terminal 100 receives a response to the session request and is simultaneously connected with the provider terminal 700 (S207). The requester terminal 100 receives the requested content from the provider terminal 700 (S209). The requester terminal 100 transmits a signal for requesting termination of the call if it is desired to stop the content after the content reception or the content reception (S211).

6 is a flowchart showing the operation of the provider terminal 700 according to the present invention.

The provider terminal 700 transmits a list of contents to be shared among contents held by the provider terminal 700 to the content sharing service system 300 between individuals (S301). Next, the session request is received from the content request sending means 393 (S303). The provider terminal 700 transmits a response signal to the session request to the content sharing service system 300 between individuals, and then the session is connected to the requester terminal 100 (S305). Then, the provider terminal 700 transmits the content requested by the requester to the requester terminal 100 (S307). At this time, the content is transmitted using FTP (File Transfer Protocol). The FTP refers to a method and a program for supporting transmission and reception of a file from one computer to another on the Internet, and a file transfer protocol can be used to quickly transmit and receive a large file.

7 is a flowchart illustrating the operation of the interpersonal content sharing service system 300 according to the present invention.

The interpersonal content sharing service system 300 receives a shareable content list from the CSCF (S401). In addition, the user management means 310 and the shared content processing means 330 of the interpersonal content sharing service system 300 store the terminal number and the IP number of the provider terminal 700 and information on the shareable content list.

Subsequently, the content retrieval means 350 of the interpersonal content sharing service system 300 receives a shared content retrieval request from the CSCF (S403). The content searching means 350 searches whether the requestor has a desired content list (S405). If there is a list of contents desired by the search result requester, the content searching unit 350 transmits a list of sharable contents to the CSCF (S407). The content request receiving means 391 receives the session request information from the requester terminal 100 via the CSCF (S409), and then selects the provider terminal 700 selected by the requestor stored in the database 430 under the control of the controller 410. Check presence information (S411).

If it is confirmed that the state of the provider terminal 700 is in an online state, the content request sending means 393 transmits the session request information to the provider terminal 700 via the CSCF (S413). The interpersonal content sharing service system 300 receives an acknowledgment of the provider terminal 700 transmitted through the CSCF (S415). Thereafter, the requester terminal 100 and the provider terminal 700 are connected to directly transmit and receive content. In this case, the content is transmitted using FTP, which is a method of supporting file transmission and reception from one computer to another on the Internet.

If there is no search request content transmitted from the requester terminal 100 as a result of searching whether the shareable content is retained in step S405, the content searching means 350 transmits information indicating that there is no shareable content via the CSCF. From (S403). In addition, in step S411, as a result of the content request receiving means 391 searching for the presence status of the provider terminal 700, the provider terminal 700 is offline, busy, or online but cannot transmit content. In this case, the session connection impossible information is transmitted to the content request originating means 393. After the content request sending means 393 receives the session unconnectable information, the content request transmitting means 393 transmits the session unconnectable information to the CSCF under the control of the controller 410, and starts from step S409.

As such, those skilled in the art will appreciate that the present invention can be implemented in other specific forms without changing the technical spirit or essential features thereof. Therefore, the above-described embodiments are to be understood as illustrative in all respects and not as restrictive. The scope of the present invention is shown by the following claims rather than the detailed description, and all changes or modifications derived from the meaning and scope of the claims and their equivalents should be construed as being included in the scope of the present invention. do.

As described above, the present invention provides a system and method for sharing content between individuals that enables session connection between a provider terminal having content and a requester terminal, so that the requester can directly search for content and directly connect with the provider terminal. I can exchange it.

In addition, the content sharing service system between individuals reflects the presence information of the provider terminal when the provider terminal and the requester terminal are connected, thereby increasing reliability in data retrieval.

Claims (11)

After providing the subscriber information of the wireless terminal and connected to the wireless terminal by a wireless network operator system for connecting a session between the wireless terminal of the subscriber, the session is connected between at least two or more wireless terminals by the wireless network operator system, An inter-person content sharing service system for directly transmitting and receiving content between two or more wireless terminals, User management means for receiving user information such as a terminal number of the requestor terminal and the provider terminal and an IP address required for a session; Shared content processing means for receiving and storing a shareable content list from the provider terminal having shareable content; Content searching means for searching for a content list desired by the requester and transmitting the desired content list to the requester terminal upon receiving a signal for content searching from the requester terminal; Presence information processing means for receiving and storing the presence status information of the provider terminal in real time; Terminal connection means for transmitting and receiving a signal to establish a connection between the requestor terminal and the provider terminal; The database is connected to the user management means, shared content processing means and the presence information processing means for storing a database; And And a control unit connected to a user management unit, a shared content processing unit, a content searching unit, a presence information processing unit, a terminal access unit, and a database to control the operation of the entire system. According to claim 1, The terminal connection means Content request receiving means for receiving a signal for requesting a session with a provider terminal having shareable content from the requester terminal; And And a content request sending means for transmitting a session signal to the requester terminal or the provider terminal according to the presence state of the provider terminal stored in the presence information processing means. According to claim 1, The presence state may be a terminal state of a provider, and may be online, offline, or other. Inter-person content sharing service system, characterized in that any one of the state of work and online but the content transmission is impossible. According to claim 1, And the presence information is received and stored in real time from the provider terminal. A content sharing service method between individuals connected to a wired network operator system and a wireless network operator system so that a content requester terminal and a content provider terminal are connected. Receiving a shared content search request from the requester terminal; Retrieving whether the requester has a desired content list; Transmitting a shareable content list to the requester terminal; Receiving session request information with the provider terminal from the requester terminal; Checking the presence information of the provider terminal; And transmitting a signal to the wireless network operator system such that the requester terminal and the provider terminal are connected to the session. The method of claim 5, And receiving and storing a list of sharable contents before receiving the shared content search request from the requester terminal. The method of claim 5, The searching of whether the requestor has a desired content list may further include transmitting information indicating that there is no shareable content list and information for searching for other contents when the content list does not exist. Shared service method. The method of claim 5, The step of checking the presence information of the provider terminal further comprises the step of transmitting the session impossible information when the presence status of the provider is offline, other work or online but the content cannot be transmitted. Content sharing service method between individuals. A method for requesting content by a content requester terminal connected to a wired network operator system and a wireless network operator system and connected to a provider terminal and a content sharing service system between individuals, Transmitting information requesting a search for shareable content; Receiving a shareable content list from the interpersonal content sharing service system; Transmitting request information to the interpersonal content sharing service system to be connected to the provider terminal having the shareable content list; Receiving a response to the session request and simultaneously connecting with the provider terminal; And Receiving content from the provider terminal. A method of registering a content list by a content provider terminal connected to a wired network operator system and a wireless network operator system and connected to a requester terminal and a content sharing service system between individuals, Transmitting a list of contents to be shared to the interpersonal content sharing service system; Receiving a session request from the interpersonal content sharing service system; Transmitting a response signal to the session request to the interpersonal content sharing service system; And Transmitting the content requested from the requester terminal to the requester terminal. The method of claim 10, And transmitting the content requested from the requester terminal to the requester terminal further comprises transmitting the content using a file transfer protocol.