KR20080008586A - Multimedia content sharing service method and system by using network - Google Patents

Abstract

A multimedia contents sharing service method using a network and a system thereof are provided to combine a DDNS(Dynamic Domain Naming System) function which offers a DDN service for web accessing with a push-type VOD(Video On Demand) contents service, so that push-type multimedia contents can be shared. While an independent type terminal device(113) is registered in a push-type VOD contents server(103) with the same ID as a subscriber terminal device(111), a personal file and new VOD contents stored in the subscriber terminal device(111) are shared through a network by using a DDN service which is a valid IP(Internet Protocol) address received from a DDNS server(109)(S201-S209). The shared new VOD contents are decrypted and reproduced(S211).

Description

Multimedia content sharing service using network and its system {MULTIMEDIA CONTENT SHARING SERVICE METHOD AND SYSTEM BY USING NETWORK}

1 is a block diagram of a multimedia content sharing service system using a network according to the present invention;

2 is a detailed flowchart of a multimedia content sharing service method using a network according to the present invention;

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

101: mobile communication terminal 103: push type VOD content server

105: SMSC 107: Headend Platform Server

109: DDNS server 111: subscriber terminal device

113: standalone terminal device

S1: Mobile Communication Network S2: Internet and PDSN

The present invention relates to a multimedia content sharing service method using a network and a system thereof, and more particularly, a push type VOD content service for providing a video on demand (VOD) content service to a subscriber terminal device in advance. DDNS (Dynamic Domain Naming System) to provide DDN (Dynamic Domain Naming) service for Web Access by accessing subscriber terminal device of Internet type (Internet Provider, IP) method from outside through Internet and PDSN The present invention relates to a method and a system capable of sharing a push-type multimedia content by combining functions.

As is well known, in the context of the rapid development of semiconductor and information communication technology, the construction of the high-speed information communication base, which started from the concept of super-highway of information, is rapidly progressing. Rather, the desire to obtain interactive information in an active way is increasing. The development of a multimedia mobile communication terminal, which is an advanced form of a mobile communication terminal for a widely used call, has been accelerated as a means of satisfying the desire of active information acquisition of these people.

In more detail, when using an integrated multimedia mobile communication terminal, an integrated multimedia content service that enables a viewer to immediately receive information requested by a desired time is possible. This integrated multimedia content means various services such as VOD, push-type VOD, and MOD services, and Flash, SIS, VIX, and Wavelet. Among them, VOD content service is a service that enables a digital interactive cable television service technology to immediately receive information (eg, video information, etc.) required by a television viewer at a desired time.

Such VOD content service is being replaced by a push type VOD content service which requires less network extension as the number of subscribers increases and the VOD content server and network need to be expanded. The push type VOD content service stores the corresponding content in a push method on a subscriber terminal device (eg, a set-top box (STB), an external storage device, etc.) which is a kind of storage medium provided in the subscriber's home, and stores the stored content. This is how subscribers can watch when they want. In other words, the subscriber of the push-type VOD content service is provided with a subscriber terminal device (eg, a set-top box (STB), an external storage device, etc.) which is a kind of storage medium in the home, and pushes the latest movie content to a remote push-type VOD content server. It receives the video and audio in the form of a bit stream through the mobile communication network from the MPEG decoding process to restore the original signal before encoding to reproduce.

However, as mentioned above, the latest movie contents, which are the push-type VOD contents service mentioned above, have a spatial limitation that they can only be viewed in the premises where the subscriber resides, so the movie tape is rented at a conventional video rental store. It is similar to the case that you do not have time to watch the movie at home, and you have to return the tape without watching the movie. You can watch the latest movie contents downloaded at a designated place (e.g., the subscriber's home) due to space constraints. It has only inconvenient problems.

Accordingly, an object of the present invention is to solve the above problems, and an object thereof is to provide a push type VOD content service and a dynamic IP type subscriber terminal device that provide a VOD content service to a subscriber terminal device in advance. The present invention provides a multimedia content sharing service method and system using a network capable of sharing push type multimedia content by combining a DDNS function for providing a DDN service for web access by accessing the Internet and a PDSN.

In the present invention for achieving the above object, a service method in a stand-alone terminal device that can retrieve the new VOD content stored in the push-type VOD content server to transmit to the subscriber terminal device to store the content and then share the content using the network New VOD content and individual stored in the subscriber terminal device through the network using DDN (Dynamic Domain Naming) service, which is an effective IP address received from the DDNS server while registered in the push type VOD content server with the same ID as the subscriber terminal device. And a process of sharing a file and decrypting and reproducing the shared new VOD content.

In addition, according to the present invention for achieving the above object, the multimedia content sharing service method using the network, the push-type VOD content server pushes the push-type VOD content service information having a new VOD content list and callback URL to the mobile communication terminal through the network. A process of transmitting, a process of selecting and authenticating a new VOD content by the mobile communication terminal, and a push-type VOD content server encrypting the selected new VOD content to transmit and store the selected VOD content to the subscriber terminal through the network. Transmitting the DDN service, which is an effective IP address of updating the dynamic IP of the subscriber station so that the DDNS server accesses new VOD content and personal files from the outside, to the standalone terminal device over the network; Image registered in the push type VOD content server with the same ID as the terminal device Sharing new VOD content and personal files stored in the subscriber station via the network using DDN service, an effective IP address received from a DDNS server, and decrypting and playing the shared new VOD content. Characterized in that it comprises a.

In addition, according to the present invention for achieving the above object is provided with a push-type VOD content server and DDNS server, the multimedia content sharing service method using a network is a push-type having a new VOD content list and callback URL in the push-type VOD content server The VOD content service information is transmitted to the mobile communication terminal through the network to perform new VOD content selection and authentication procedures, and the new VOD content selected by the push-type VOD content server is encrypted to encrypt the subscriber terminal device through the network. Transmitting the DDN service, which is an effective IP address of updating the dynamic IP of the subscriber station so that the DDNS server can access new VOD content and personal files from the outside, to the standalone terminal through the network. D, which is a valid IP address received from the DDNS server, By using the DN service, new VOD content and personal files stored in the subscriber station are shared through the network, and the VOD content is decrypted and played.

In addition, in the present invention for achieving the above object, a stand-alone terminal device that can share content using a network in a state in which the new VOD content stored in the push-type VOD content server is retrieved and transmitted to the subscriber terminal device. Is registered with the push type VOD content server with the same ID as the subscriber terminal device, and the new VOD content stored in the subscriber terminal device through the network using a dynamic domain naming (DDN) service, which is an effective IP address received from the DDNS server. And means for sharing a personal file and means for decrypting and playing the shared new VOD content.

In addition, in the present invention for achieving the above object, the multimedia content sharing service system using the network transmits the push-type VOD content service information having the content list and callback URL to the mobile communication terminal through the network to select and authenticate new VOD content. A push-type VOD content server means for encrypting the selected new VOD content and transmitting and storing the selected new VOD content to a subscriber station through a network; and new encrypted VOD content transmitted from the push-type VOD content server means. And a DDN service, which is an effective IP address of updating a dynamic IP of the subscriber station to externally access new VOD content and personal files, to the standalone terminal through the network. Same as DDNS server means and subscriber station Share the new VOD contents and personal files stored in the subscriber terminal device through the network and decrypt and play the VOD contents by using the DDN service, which is an effective IP address received from the DDNS server while registered in the push type VOD contents server by ID. Characterized in that it comprises a stand-alone terminal device.

Hereinafter, a plurality of embodiments of the present invention may exist, and a preferred embodiment will be described in detail with reference to the accompanying drawings. Those skilled in the art will appreciate the objects, features and advantages of the present invention through this embodiment.

1 is a block diagram of a multimedia content sharing service system using a network according to the present invention, which includes a mobile communication terminal 101, a push type VOD content server 103, and a short message service center (SMSC). 105), a HeadEnd P / F Server 107, a DDNS server 109, a subscriber station 111, and a standalone terminal 113.

The mobile communication terminal 101 receives a push type VOD content service having a new VOD content list and a callback URL from the push type VOD content server 103 and the SMSC 105 through the mobile communication network S1 to obtain a new VOD content list. After confirming, access the Wap page through the callback URL and confirm the details of the new VOD content through the authentication process to determine whether to download the content.

The push type VOD content server 103 stores hardware information of a subscriber terminal device (eg, set-top box (STB), external storage device, etc.) 111 registered with an ID of a push type VOD content service subscriber at the same time. Storing the MAC address, the push type VOD content server 103 also creates a list for the newly stored VOD content, and pushes the push type VOD content service with the new VOD content list and callback URL to the SMS via the SMSC 105. In addition, the mobile terminal 101 transmits the mobile communication terminal 101 to the mobile communication terminal 101, and receives the approval for the new VOD content from the mobile communication terminal 101 in response to the transmission.

In addition, the push-type VOD content server 103 withdraws only the video and audio files in the form of bit streams, which are newly approved VOD contents, from the database (DataBase, DB) 1031 to limit the number of days of use and the number of times of use (playing), The device is encrypted to be used only by the registered subscriber station 111 and the independent terminal 113 and transmitted to the subscriber station 111 provided in the subscriber's home through the Internet and the PDSN S2.

The SMSC 105 loads the push type VOD content service having the content list and the callback URL provided from the push type VOD content server 103 to the mobile communication terminal 101 via the mobile communication network S1.

The headend platform server (HeadEnd P / F Server) 107 matches the unique information of the subscriber station 111 and the IP address of the standalone terminal 113 when the standalone terminal 113 logs in through the floating IP. (Match) to control the access to the Internet and PDSN (S2), and at the same time, the independent terminal 113 is a valid IP address to the standalone terminal 113 to access the web to the subscriber terminal 111 The DDNS server 109 is controlled to provide a DDN service.

The DDNS server 109 externally accesses and views personal files as well as video and audio in the form of bit streams, which are new VOD contents transferred from the push-type VOD content server 103 under the control of the head-end platform server 107. The dynamic IP of the subscriber station 111 is updated to be used, and the DDN service, which is an effective IP address, is transmitted to the independent terminal 113.

The subscriber station 111 decrypts the video and audio data in the form of a bit stream, which is new VOD content transmitted from the push type VOD content server 103, and reproduces the data by a limited number of days or times, or the independent terminal device 113. It refers to a hard disk drive (HDD) or an external storage device mounted in a set-top box (STB) including a network adapter that can be shared through the Internet and PDSN (S2). In addition, the subscriber station 111 is powered on and at the same time the new VOD content stored in the HDD or external storage device is selected by minimal manipulation to decode the video and audio files in the form of a bit stream to be recognized by the subscriber To be printed. In addition, the subscriber station 111 retrieves the effective IP address when the web access from the outside by the standalone terminal 113, and resets the effective IP address every time the network configuration is reset. The data is transmitted to the DDNS server 109 via S2. In this case, when accessing the subscriber terminal device 111 using a standalone terminal device (for example, a mobile phone) and selecting new VOD content that has been authenticated, the video in the form of a bit stream through an automatic decoding function can be immediately viewed through only a confirmation procedure. The audio data is output so that the subscriber can recognize it.

The stand-alone terminal 113 uses a DDN service, which is an effective IP address provided from the DDNS server 109, and a video in the form of a bit stream, which is a new VOD content stored in the subscriber terminal 109 through the Internet and the PDSN (S2). It refers to a computer, laptop, PDA, PMP, mobile communication terminal and the like that can share not only audio but also personal files in real time. In addition, the stand-alone terminal 113 is registered with the push-type VOD content server 103 with the same ID as the subscriber terminal 109, and decrypts data as well as video and audio in the form of bit streams, which are new VOD contents. There is a separate application that can be installed so that the subscriber can watch.

Accordingly, the multimedia content sharing service system using the network according to the present embodiment provides a push type VOD content service that provides a VOD content service to a subscriber terminal device in advance and a subscriber terminal device of a dynamic IP type to access the Internet and PDSN from the outside. By combining the DDNS function that provides the DDN service for web access by accessing and sharing the push-type multimedia content, it is possible to provide a high quality multimedia VOD content service considering the storage capacity.

In addition, as well as the video and audio in the form of bit stream, which is a push-type VOD content service, as well as the existing spatial limitations that can be viewed only in the subscriber's home, it was not possible to watch and use it smoothly due to the space constraints. The problem can be solved.

Next, a description will be given of the multimedia content sharing service process using the network in the present embodiment having the configuration described above.

2 is a flowchart sequentially illustrating a process of sharing a multimedia content service using a network according to an exemplary embodiment of the present invention.

First, the push type VOD content server 103 determines whether a push type VOD content service request signal is received from the mobile communication terminal 101 through the mobile communication network S1 (S201).

As a result of the determination (S201), if not received, the process of determining whether or not to receive (S201) is continuously performed, while as a result of the determination (S201), if received, a list of newly stored VOD contents is created and new VOD contents are received. The push type VOD content service having the list and the callback URL is loaded on the SMS via the SMSC 105 and transmitted to the mobile communication terminal 101 (S203).

The mobile communication terminal 101 receives the new VOD content list having the new VOD content list and the callback URL from the push type VOD content server 103 and the SMSC 105 via the mobile communication network S1. After confirming, the WAP page is accessed through the callback URL, and details of the new VOD content are checked through an authentication procedure to determine whether to download the corresponding VOD content (S205).

The push type VOD content server 103 transmits the push type VOD content service to the mobile communication terminal 101 and receives the approved VOD content from the mobile communication terminal 101 and stores it in the DB 1031 (S206). At the same time, the authentication result is transmitted to the mobile communication terminal 101 through the mobile communication network S1 (S207). Thereafter, the push-type VOD content server 103 fetches the video and audio data in the form of a bit stream, which is new VOD content, from the DB 1031 to limit the number of days of use and the number of times of use (playback), and the registered subscriber station 111. And the subscriber terminal device 111 provided in the subscriber's home via the Internet and the PDSN (S2) of the video and audio data in the form of a bit stream, which is new scrambled VOD content encrypted for use only by the independent terminal device 113. It transmits to (S209).

Then, the subscriber station 111 decodes the video and audio data in the form of a bit stream, which is new VOD content transmitted from the push-type VOD content server 103, and decrypts and plays the data for a limited number of days or times. Output through the output means so as to (S211), and also to be stored so that the independent terminal device 113 can be shared through the Internet and PDSN (S2) (S213).

On the other hand, the headend platform server (HeadEnd P / F Server) 107 is a unique IP of the subscriber station 111 and the floating IP of the standalone terminal 113 when the standalone terminal 113 logs in through the floating IP Matching addresses are controlled to be connected to the subscriber station 111 through the Internet and PDSN (S2), and the independent terminal 113 can access the web to the subscriber station 111. The DDNS server 109 is controlled to provide the DDN service, which is an effective IP address, to the standalone terminal 113 (S215).

Then, under the control of the head-end platform server 107, the DDNS server 109 externally accesses personal files as well as video and audio in the form of bit streams, which are new VOD contents transmitted from the push-type VOD content server 103. The DDN service, which is an effective IP address of updating the dynamic IP of the subscriber station 111 to be viewed and used, is transmitted to the independent terminal 113 through the Internet and the PDSN S2 (S217).

At this time, the independent terminal 113 used by the subscriber is an effective IP address provided from the DDNS server 109 in the state registered with the push type VOD content server 103 with the same ID as the subscriber terminal 109. After sharing (eg, downloading) personal files in real time as well as video and audio in the form of bit streams, which are new VOD contents stored in the subscriber station 109 via the Internet and PDSN (S2) using the DDN service (S219) In operation S221, the application for decryption is driven to decode the video and audio files in the form of bit streams, which are new VOD contents, to be viewed by the subscriber (S221).

Here, the subscriber station 111 retrieves the effective IP address when the web access is performed by the standalone terminal 113 from the outside and retrieves the effective IP address generated every time the network setting is reset. And the DDNS server 109 via the PDSN (S2).

Accordingly, the present invention provides a multimedia content sharing service system using a network to access a push type VOD content service that provides a VOD content service to a subscriber terminal device and a subscriber IP device of a dynamic IP type from the outside through the Internet and the PDSN. Therefore, by combining the DDNS function that provides the DDN service for web access and sharing the push-type multimedia content, it is possible to provide a high quality multimedia VOD content service considering the storage capacity.

In addition, it is possible to solve not only the video and audio in the form of bit stream, which is a push-type VOD content service, but also the spatial limitations that can be viewed only in the premises where subscribers live. I can solve it.

In addition, since the present invention is disclosed as a right within the spirit and claims of the present invention, the present invention may include any modification, use and / or adaptation using general principles, and the present invention as a matter deviating from the description herein It includes everything that falls within the scope of known or customary practice in the art to which it belongs and falls within the scope of the appended claims.

As described above, the present invention provides a multimedia content sharing service system using a network of a push type VOD content service and a dynamic IP type subscriber terminal device that provides a VOD content service to a subscriber terminal device from the outside and the Internet. It is possible to provide high quality multimedia VOD contents service considering storage capacity by combining push type multimedia contents service by combining DDNS function that provides DDN service for web access by accessing through PDSN.

In addition, it is possible to solve not only the video and audio in the form of bit stream, which is a push-type VOD content service, but also the spatial limitations that can be viewed only in the premises where subscribers live. There is an effect that can be solved.

Claims (20)

The new VOD content stored in the push-type VOD content server is retrieved and transmitted to the subscriber terminal device and stored in an internally mounted hard disk drive (HDD) or an external storage device, and the content and personal files can be shared using a network. As a service method in a standalone terminal device, A new VOD stored in the subscriber station through the network using a Dynamic Domain Naming (DDN) service, which is an effective IP address received from a DDNS server while being registered in the push type VOD content server with the same ID as the subscriber station. Sharing content and personal files, Decrypting and playing the shared new VOD content Multimedia content sharing service method using a network comprising a. The method of claim 1, The sharing, multimedia content sharing service method using a network, characterized in that for downloading the new VOD content stored in the HDD or an external storage device mounted on the subscriber terminal device to the stand-alone terminal device via a network. The method of claim 1, When the standalone terminal accesses the web through the network from the outside to the subscriber terminal, the effective IP address generated every time the network setting is reset to retrieve the effective IP address from the subscriber terminal to enable real-time access to the network Multimedia content sharing service using a network, characterized in that for transmitting to the DDNS server via. As a multimedia content sharing service method using a network, Transmitting, by the push type VOD content server, the push type VOD content service information having the new VOD content list and the callback URL to the mobile communication terminal through the network; The mobile terminal performing new VOD content selection and authentication procedures; Allowing the push-type VOD content server to encrypt the selected new VOD content and to transmit and store the selected new VOD content to a subscriber station through a network; Transmitting a DDN service, which is an effective IP address of updating a dynamic IP of a subscriber station so that the DDNS server accesses new VOD content from the outside, to the standalone terminal through the network; New VOD content and personal files stored in the subscriber station through the network using the DDN service, which is an effective IP address received from the DDNS server, in the state registered with the push type VOD content server with the same ID as the subscriber station. Share the process, Decrypting and playing the shared new VOD content Multimedia content sharing service method using a network comprising a. The method of claim 4, wherein The sharing, the multimedia content sharing service method using a network, characterized in that to download the new VOD content stored in the HDD or an external storage device mounted on the subscriber terminal device to the standalone terminal device via a network. The method of claim 4, wherein When the standalone terminal accesses the web through the network from the outside to the subscriber terminal, the effective IP address generated every time the network setting is reset to retrieve the effective IP address from the subscriber terminal to enable real-time access to the network Multimedia content sharing service using a network, characterized in that for transmitting to the DDNS server via. The method of claim 4, wherein The encryption is, Method for limiting the number of days and use (play) of the selected new VOD content, and using only the registered subscriber station and stand-alone terminal device. The method of claim 4, wherein The push-type VOD content service information is a multimedia content sharing service method using a network, characterized in that the transmission to the mobile terminal. A push-type VOD content server and a DDNS server, and a multimedia content sharing service method using a network, Transmitting, by the push-type VOD content server, push-type VOD content service information having a new VOD content list and a callback URL to a mobile communication terminal through a network to perform new VOD content selection and authentication procedures; Encrypting the selected new VOD content in the push-type VOD content server and transmitting the encrypted new VOD content to a subscriber station via a network; Transmitting the DDN service, which is an effective IP address of updating the dynamic IP of the subscriber station to access the new VOD content and personal files from the DDNS server, to the independent terminal through the network. A method for sharing multimedia content using a network, wherein a new VOD content stored in the subscriber station is shared and decrypted through the network using a DDN service, which is an effective IP address received from the DDNS server, to be reproduced. . The method of claim 9, The sharing, the multimedia content sharing service method using a network, characterized in that to download the new VOD content stored in the HDD or an external storage device mounted on the subscriber terminal device to the standalone terminal device via a network. The method of claim 9, When the standalone terminal accesses the web through the network from the outside to the subscriber terminal, the effective IP address generated every time the network setting is reset to retrieve the effective IP address from the subscriber terminal to enable real-time access to the network Multimedia content sharing service using a network, characterized in that for transmitting to the DDNS server via. The method of claim 9, The encryption is, Method for limiting the number of days and use (play) of the selected new VOD content, and using only the registered subscriber station and stand-alone terminal device. The method of claim 9, The push-type VOD content service information is a multimedia content sharing service method using a network, characterized in that the transmission to the mobile terminal. As a stand-alone terminal device that can share the content using a network in a state in which the new VOD content stored in the push-type VOD content server is retrieved, transmitted to the subscriber terminal device and stored therein, A new VOD stored in the subscriber station through the network using a Dynamic Domain Naming (DDN) service, which is an effective IP address received from a DDNS server while being registered in the push type VOD content server with the same ID as the subscriber station. Means for sharing content and personal files; Means for decrypting and playing the shared new VOD content Multimedia content sharing service system using a network comprising a. The method of claim 14, The sharing, multimedia content sharing service system using a network, characterized in that to download the new VOD content stored in the HDD or an external storage device mounted on the subscriber terminal device to the stand-alone terminal device via the network. A multimedia content sharing service system using a network, Push-type VOD content service information having the content list and callback URL is transmitted to a mobile communication terminal through a network to perform new VOD content selection and authentication procedures, and encrypts the selected new VOD content through a network. Push type VOD content server means for transmitting and storing to the subscriber terminal device; A subscriber station device for storing encrypted new VOD content transmitted from the push type VOD content server means; DDNS server means for transmitting a DDN service, which is an effective IP address of updating a dynamic IP of a subscriber station to access the new VOD content and personal files from outside, to a standalone terminal through a network; By sharing the new VOD content stored in the subscriber terminal device through the network using the DDN service, which is an effective IP address received from the DDNS server in the state registered with the push type VOD content server with the same ID as the subscriber terminal device. Standalone terminal device for decoding and playing Multimedia content sharing service system using a network comprising a. The method of claim 16, The sharing, multimedia content sharing service system using a network, characterized in that to download the new VOD content stored in the HDD or an external storage device mounted on the subscriber terminal device to the stand-alone terminal device via the network. The method of claim 16, When the standalone terminal accesses the web through the network from the outside to the subscriber terminal, the effective IP address generated every time the network configuration is reset to retrieve the effective IP address from the subscriber terminal for real-time access to the network Multimedia content sharing service system using a network, characterized in that for transmitting to the DDNS server via. The method of claim 16, The encryption is, Limiting the number of days of use and the number of times of use (playback) for the selected new VOD content, and the multimedia content sharing service system using a network, characterized in that only to use the registered subscriber station and stand-alone terminal. The method of claim 16, The push-type VOD content service information, the multimedia content sharing service system using a network, characterized in that the transmission to the mobile terminal.

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