KR20050073980A - System and method for vod contents service of the wireless internet network - Google Patents

Abstract

The present invention relates to a VOD content service system and a method thereof of the wireless Internet, and in particular, the system of the present invention receives a WAP server for providing VOD content information to a mobile terminal through a wireless data network, and receives content download reservation information from the mobile terminal. Creates a reservation server requesting to inform the reserved content URL information by storing the reserved content information and reservation information as a reservation list, and creates an SMS message with the reserved content URL information of the reservation server and transmits it to the mobile terminal at the reservation time. An SMS server and a download server for delivering VOD content through a wireless data network according to a request of a mobile terminal receiving an SMS message of the SMS server. Therefore, when the VOD content download reservation service is selected, an SMS message is transmitted to the mobile terminal at the scheduled time and the mobile terminal automatically accesses the download server at the scheduled time by acknowledging the SMS message to download the desired VOD content. By doing so, the user's convenience can be improved.

Description

Wireless content service system of wireless internet and method thereof {SYSTEM AND METHOD FOR VOD CONTENTS SERVICE OF THE WIRELESS INTERNET NETWORK}

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a video on demand (VOD) content service system and method thereof for wireless internet, and more particularly, to a technology for reserving VOD content of wireless internet at a desired time and downloading it to a mobile terminal.

In recent years, wireless internet services have provided various high quality multimedia VOD contents (video image files, music files, etc.) to mobile terminals according to the development of real time video transmission technology, location tracking, and voice recognition. The WAP (Wireless Application Protocol) browser and the VOD player are installed in the mobile terminal for the VOD content service so that the VOD content data can be downloaded (or streamed) from the server via a wireless data network and played back. .

1 is a configuration diagram briefly showing a VOD content service system of a wireless Internet according to the prior art. Referring to FIG. 1, a conventional system includes a mobile terminal 10, a base station 20, a PDSN 30, which is a wireless data network, an IP network 40, a WAP server 50, a download server 60, and multimedia VOD contents. A stored database (DB) 70 or the like.

2 is a flowchart illustrating a VOD content service method of the wireless Internet according to the prior art. Referring to FIGS. 1 and 2, a conventional VOD content service process will be described below.

First, when the mobile terminal 10 executes the WAP browser and selects the WAP server connection from the VOD service menu of the WAP browser, the mobile terminal 10 connects to the base station 20, the PDSN 30, and the IP network 40. It is connected to the WAP server 50. (S10)

The WAP server 50 delivers a WAP page having a VOD content menu to the connected mobile terminal 10. In response to the VOD content menu page displayed on the WAP browser of the mobile terminal 10, the user searches for the content and selects any arbitrary content (S12).

The mobile terminal 10 stores the selected content URL (Uniform Resource Protocol) address and requests the selected content URL. In response, the WAP server 30 transmits detailed information of the corresponding content to the WAP browser of the mobile terminal 10 in a script manner such as a designated wireless markup language (WML). The WAP browser of the mobile terminal 10 receiving the script such as WML is assigned a fast channel by changing the mux option according to the MO (Mux Option) value received from the WAP server 50. The mobile terminal 10 terminates the connection by stopping the WAP session with the WAP server 50 connected through the IP network 40, and in the script such as WML received from the WAP server 50 through the WAP browser. Access to the download server 60 via the IP network 40 using the URL having the location and file name of the content in the detailed information (S14).

Then, the mobile terminal 10 requests the download server 60 to download the content selected by the user to the connected download server 60 using a protocol such as Delivery Multimedia Integration Framework (DMIF). At this time, the display of the mobile terminal 10 is currently connected to the download server 60 while displaying various content-related information (such as the title of the content) through a script such as WML received from the WAP server 50. Is displayed.

Then, when the download and play is ready in the player of the mobile terminal 10, the download / play command using a protocol such as DMIF through the base station 20, PDSN 30 and the IP network 40 through the download server Send to 60. The download server 60 sends a command for recognizing a protocol such as DMIF and accesses the selected multimedia VOD content in association with the VOD content DB 70 to correspond through the IP network 40, the PDSN 30, and the base station 20. The mobile terminal 10 receives the recognition command and receives the selected content as a download or streaming and stores the received content in the internal memory. Alternatively, the mobile terminal 10 may simultaneously play the content through a VOD player while receiving content by downloading or streaming.

However, the VOD content service on the wireless Internet according to the prior art has downloaded the content in real time. In other words, push-type functions are not provided like VOD content services on the wired Internet. The push function refers to a technology that automatically sends information directly to a user terminal directly from a server providing information, not a method of directly searching for information on the Internet. The advantage of this function is that if a desired information is set in advance, the server Automatically provides the information so you can easily get the information you want.

An object of the present invention is to select the VOD content download reservation service by applying the push function on the wired Internet to send the download reservation information including the VOD content URL to the mobile terminal in an SMS message to access the download server at the time reserved by the mobile terminal The present invention provides a VOD content service system and a method of a wireless Internet which improves user convenience by receiving VOD content or downloading a streaming service at a time.

In order to achieve the above object, the present invention provides a system for providing VOD content to a mobile terminal through a wireless data network, comprising: a WAP server for providing VOD content information to a mobile terminal through a wireless data network; A reservation server that receives the information and stores the reserved content information and reservation information as a reservation list to notify the reserved content URL information, and creates an SMS message with the reserved content URL information of the reservation server and moves the reservation at the scheduled time. An SMS server for transmitting to the terminal and a download server for transmitting the VOD content through the wireless data network in response to a request of the mobile terminal receiving the SMS message of the SMS server.

In order to achieve the above object, the method of the present invention provides a VOD content to a mobile terminal through a wireless data network, wherein the WAP server requests a download reservation service by accessing a WAP server through the wireless data network. Transmitting the VOD content information to the reservation server, receiving the content download reservation information from the mobile terminal at the reservation server, and storing the reserved content information and the reservation information as a reservation list, and the content reserved at the reservation time determined by the reservation server. Requesting the SMS server to inform the URL information, creating an SMS message with the reserved content URL information in the SMS server and transmitting the SMS message to the mobile terminal at the scheduled time; Deliver the content by connecting to the download server corresponding to the content URL of the message Receiving step.

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

3 is a schematic diagram illustrating a VOD content service system of the wireless Internet according to the present invention. The mobile terminal 100, the base station 110, the PDSN 120, which is a wireless data network, the IP network 130, and a WAP server ( 140, a reservation server 150, a schedule DB 160, an SMS server 170, a download server 180, a multimedia VOD content DB 190, an access log 200, and the like.

The mobile terminal 100 is within the range of the base station 110, the terminal information is transmitted to the PDSN 120 via the base station 110, and the information transmitted from the PDSN 120 is transmitted via the base station 110 to the mobile terminal ( 100). The mobile terminal 100 is equipped with a WAP browser and a VOD player, reserves VOD contents to the download server 150 connected through the PDSN 120 and the IP network 130, which are wireless data networks, and at the scheduled time, the SMS server. The VOD content is downloaded (or streamed) by accessing the content URL of the SMS message transmitted at 180.

The base station 110 serves to connect the mobile terminal 100 to the IP network 130, which is an internet network, through the PDSN 120.

The PDSN 120 connects a radio signal to the IP network 130 through interworking between a radio access network (RAN) and a data core network (DCN) including a base station 110 and the like, and then moves using the PPP and TCP / IP protocols. A packet data service is provided to a mobile terminal 100 which is a communication subscriber.

The WAP gateway in the IP network 130 interprets the request in the WAP protocol, converts the request into a TCP / IP based request, and sends the WAP server 140 or the download server 150 to the WAP server 140 or the download server 150. TCP / IP-based information transmitted from) is transferred to WAP protocol.

The WAP server 140 transmits a WAP page having a VOD content menu to the mobile terminal 100 connected through the IP network 130, the PDSN 120, and the base station 110, and accesses the mobile terminal 100. In case of requesting arbitrary content URL, detailed information of corresponding content is transmitted by script method such as designated WML.

The reservation server 150 receives arbitrary content download reservation information from the mobile terminal 100 connected through the IP network 130, the PDSN 120, and the base station 110, and reserves the reserved content information and the reservation information. It is stored in the schedule DB (160). In this case, the content information is content URL information, and the reservation information is a reservation date, time, MIN, and the like. The reservation server 150 transmits the reservation content URL information and the mobile identification number (MIN) of the mobile terminal to the SMS server 170 so as to notify the corresponding content URL information before the predetermined reservation date and time of the reservation list. Request a download reservation to 100).

The SMS server 170 creates an SMS message including the request of the reservation server 150, the reserved content URL information delivered therefrom, and the MIN of the mobile terminal, and transmits the SMS message to the IP network 130 at the reservation date and time. Through the PDSN 120 and the base station 110, the mobile station 100 transmits the MIN number to the mobile terminal 100.

The download server 180 delivers the corresponding VOD content as a download (or streaming transmission) to the mobile terminal 100 connected to the content URL of the SMS message through the IP network 130 or the like. After downloading the VOD content to the mobile terminal 100, the download server 180 requests the reservation server 150 to delete the reservation information and the reservation content information for the delivered content from the reservation list of the schedule DB 160.

The VOD content DB 190 stores multimedia VOD contents (eg, a video image file, a music file, etc.) requested or reserved by the mobile terminal 100 in association with the download server 180.

4 is a diagram illustrating an SMS message structure used in a VOD content service system of a wireless Internet according to the present invention. Referring to FIG. 4, an SMS message used in the present invention includes an OP (operation) code for controlling a terminal, a link URL address (eg, www // http), which is a URL address to which the terminal is to be connected, and a linked URL. Reservation value and the like.

5 is a flowchart illustrating a VOD content service method of the wireless Internet according to the present invention. 3 to 5, the operation of the VOD content service system according to the present invention is as follows.

First, when the mobile terminal 100 executes the WAP browser and selects the WAP server connection in the VOD service menu of the WAP browser, the mobile terminal 100 connects to the base station 110, the PDSN 120, and the IP network 130. It is connected to the WAP server 140. (S100)

The WAP server 140 delivers a WAP page having a VOD content menu to the connected mobile terminal 100. The VOD content menu page is displayed on the WAP browser of the mobile terminal 100. When the user selects arbitrary content and its content download reservation service from the menu, the request signal of the download reservation service is transmitted to the base station 110 and the PDSN 120. And it is delivered to the WAP server 140 via the IP network 130 (S102).

The WAP server 140 transmits information (content URL information) of VOD content for receiving a download reservation service from the mobile terminal 100 to the reservation server 150 (S104).

The reservation server 150 requests the WAP server 140 to query the reservation information of the corresponding content. The WAP server 140 receives the content download reservation information such as the content download reservation date, time, MIN of the mobile terminal from the connected mobile terminal 100 and sends it to the reservation server 150. The reservation target VOD content information and the download reservation information thereof are stored in the schedule DB 160 linked to the reservation server 150 in the form of a reservation list (S106 to S108). The reservation list information stored in the DB 160 is provided to the WAP server 140.

Then, the mobile terminal 100 releases the connection with the WAP server 140 connected through the base station 110, the PDSN 120, and the IP network 130.

The reservation server 150 periodically searches the schedule DB 160 to determine whether there is content information to be reserved in the reservation list (S110).

As a result of the determination in step S110, when there is a newly added reservation list in the schedule DB 160, the reservation server 150 may notify the SMS server 170 to notify the reservation information and the reserved content URL information of the reservation list in the schedule DB 160. (S112).

The SMS server 170 creates an SMS message having the reserved content URL information according to the request of the reservation server 150, and transmits the SMS message to the MIN of the mobile terminal 100 at the reservation date and time of the reservation information (S114).

Then, when the mobile terminal 100 receives the SMS message, when the SMS message is confirmed, the VOD player of the terminal is executed to execute the URL of the reserved content in the SMS message through the base station 110, the PDSN 120, and the IP network 130. It is connected to the download server 180 of the program address.

The download server 180 accesses the content reserved by the mobile terminal 100 from the VOD content DB 190 and transfers it to the download or streaming transmission. (S116) At this time, the VOD player in the mobile terminal 100 downloads or streams. Store the contents in the internal memory or play them while transmitting.

Then, the download server 180 transmits the mobile terminal access information (ie, transmission completion information) of the reservation content recorded in the access log 200 to the reservation server 150. Accordingly, the reservation server 150 deletes the completed content information transmitted from the download server 180 from the reservation list stored in the schedule DB 160 (S118).

As described above, when the VOD content download reservation service is selected, the present invention transmits an SMS message to the mobile terminal at the scheduled time, and the mobile terminal automatically accesses the download server at the scheduled time by acknowledging the SMS message. The user's convenience can be improved by downloading the service.

On the other hand, the present invention is not limited to the above-described embodiment, various modifications are possible by those skilled in the art within the spirit and scope of the present invention described in the claims to be described later.

1 is a configuration diagram briefly showing a VOD content service system of a wireless Internet according to the prior art;

2 is a flowchart illustrating a VOD content service method of a wireless Internet according to the prior art;

3 is a configuration diagram briefly showing a VOD content service system of the wireless Internet according to the present invention;

4 is a diagram illustrating an SMS message structure used in a VOD content service system of a wireless Internet according to the present invention;

5 is a flowchart illustrating a VOD content service method of the wireless Internet according to the present invention.

<Description of the code | symbol about the principal part of drawing>

100: mobile terminal 110: base station

120: PDSN 130: IP network

140: WAP server 150: Reservation Server

160: schedule DB 170: SMS server

180: Download Server 190: VOD Content DB

Claims (8)

In a system for providing VOD content to a mobile terminal through a wireless data network, A WAP server for providing VOD content information to the mobile terminal through the wireless data network; A reservation server which receives content download reservation information from the mobile terminal and stores the reserved content information and reservation information as a reservation list to notify the reserved content URL information; An SMS server for creating an SMS message having the reserved content URL information of the reservation server and transmitting the SMS message to the mobile terminal at a reservation time; A download server for delivering VOD content through the wireless data network according to a request of a mobile terminal receiving an SMS message of the SMS server. VOD content service system of the wireless Internet comprising a. The method of claim 1, And a reservation database for storing the reservation information and the reservation information reserved by the reservation server as a reservation list. The method of claim 2, The reservation content information of the reservation database is content URL information, and the reservation information includes a reservation date, time, and MIN of a mobile terminal. The method of claim 1, And the download server deletes the reservation information on the delivered content from the reservation list to the reservation server after delivering the VOD content. A method for providing VOD content to a mobile terminal through a wireless data network, Transmitting, by the WAP server, VOD content information to a reservation server when the mobile terminal accesses a WAP server to request a download reservation service through the wireless data network; Receiving content download reservation information from the mobile terminal at the reservation server and storing reserved content information and reservation information as a reservation list; Requesting, by the reservation server, an SMS server to inform the reserved content URL information at a predetermined reservation time; Creating an SMS message having the reserved content URL information in the SMS server and transmitting the SMS message to the mobile terminal at the scheduled time; The mobile terminal accessing a download server corresponding to the content URL of the SMS message through the wireless data network and receiving the corresponding content; VOD content service method of the wireless Internet comprising a. The method of claim 5, The storage in the reservation server is a VOD content service method of the wireless Internet, characterized in that for storing the reservation information and content information reserved from the mobile terminal in a reservation database. The method of claim 5, The reservation content information of the reservation database is content URL information, and the reservation information includes a reservation date, time, and MIN of a mobile terminal. The method of claim 5, After the step of connecting with the download server and receiving the corresponding content, the download server to the reservation server to delete the reservation information for the delivered content from the reservation list, characterized in that the wireless Internet VOD content service Way.