KR100600565B1 - System of Providing DMB Program Alarm Service Using Wireless Data Network and Method thereof - Google Patents

Abstract

The present invention relates to a system and a method for providing a DMB broadcast alarm service using a wireless data network system. The system for providing a DMB broadcast alarm service using a wireless data network system includes a DMB broadcast system for transmitting a DMB broadcast signal; A wireless data network system including a cell broadcasting system (CBS) capable of simultaneously transmitting the same CBS message to a plurality of mobile DMB terminals in a base station; The mobile DMB terminal receiving the DMB broadcasting signal from the DMB broadcasting system and receiving a CBS message from the wireless data network system; And an EPG providing server connected to the wireless data network system through a data network and transmitting EPG information to a mobile DMB terminal through the wireless data network. The EPG providing server includes an EPG information generation unit that periodically generates EPG information including a broadcast time for each DMB broadcast program and channel information for each DMB broadcast program, as a CBS message, and the mobile DMB terminal includes a viewer. A program of interest broadcast storage for receiving and storing a program of interest from the user; An EPG storage unit for storing the EPG information received in the CBS message; A broadcast time determining unit that determines whether a current time is equal to the broadcast time of the DMB broadcast program of the EPG storage unit corresponding to the broadcast program of interest; A broadcast alarm unit for notifying the viewer through an alarm message when it is determined that the airing time has arrived as a result of the determination of the airing time determining unit; When the alarm message of the broadcast alarm unit is notified, the DMB broadcast signal of the DMB broadcasting system is received according to a viewer's specific input, and the corresponding broadcast program is output to the viewer using channel information of the corresponding program of the EPG storage unit. It is characterized in that it further comprises a DMB broadcast application, the viewer has an effect that can automatically receive an alarm message for the broadcast program of interest to them without having to know the exact broadcast schedule.

DMB Broadcasting, Wireless Data Network, Broadcast Schedule, EPG, Alarm System, Digital Multimedia Broadcasting, Wireless Data Network, Broadcasting Program Schedule, Alarm System

Description

System and providing method of DMB broadcasting alarm service using wireless data network system {System of Providing DMB Program Alarm Service Using Wireless Data Network and Method}

1 is a block diagram of a system for providing a DMB broadcast alarm service according to an embodiment of the present invention.

2 is a detailed block diagram illustrating a mobile DMB terminal according to the first embodiment of the present invention.

3 is a detailed block diagram showing a DMB broadcast alarm server according to a second embodiment of the present invention.

4A to 4D are screen configuration examples of a mobile DMB terminal according to an embodiment of the present invention.

5 is a flowchart illustrating a method of providing a DMB broadcast alarm service according to a first embodiment of the present invention.

6 is a flowchart illustrating a method of providing a DMB broadcast alarm service according to a second embodiment of the present invention.

<Description of Symbols for Main Parts of Drawings>

100: mobile DMB terminal 120: interested program storage unit

122: EPG storage unit 124: airing time determination unit

126: broadcast alarm unit 128: DMB broadcasting application

130: alarm time setting unit 220: interest broadcast database

222: EPG information database 224: broadcast time judgment server

226: alarm message generation server 300: EPG server

400: DMB broadcasting system 500: wireless data network

The present invention relates to a system and a method for providing a DMB broadcast alarm service using a wireless data network system.

With the development of digital broadcasting technology, the number of channels providing broadcast programs is increasing exponentially. In the past, when only three or four airwaves existed, the number of channels was limited so that viewers could not miss the broadcast time of the broadcast program they were interested in, but cable TV, digital satellite TV, satellite DMB, terrestrial DMB, etc. Recently, there are a lot of problems in that it is difficult to identify a broadcast program of interest in providing a large number of broadcast programs in the medium. In particular, mobile or working users often miss the show time for their program of interest.

On the other hand, the conventional VTR (Video Tape Recorder) or TV has provided a timer function to operate when a specific time. However, since the timer function merely controls the device to operate at a specific time, the viewer still needs to check the broadcast time of the broadcast program of interest among the various broadcast programs and input the operating time. There was discomfort.

The present invention is to solve the above problems, when a viewer registers a program of interest in advance, the viewer can send an alarm message to the viewer's mobile DMB terminal according to the broadcast time of the program even if the viewer does not know the exact broadcast time An object of the present invention is to provide a DMB broadcasting alarm service providing system and a providing method using a wireless data network system.

According to an embodiment of the present invention, since an EPG information is broadcast to a mobile DMB terminal using a Cell Broadcasting System (CBS) capable of transmitting a large amount of the same message to a subscriber in a single cell, the alarm service provider Another object of the present invention is to provide a DMB broadcasting alarm service providing system and a method using a wireless data network system capable of providing a service at a low message transmission cost.

According to another embodiment of the present invention, the DMB broadcast alarm server registers a plurality of viewers' interest program information in a DMB broadcast alarm server installed in a data network, and automatically generates an alarm message when the broadcast time of the corresponding broadcast program arrives. It is another object of the present invention to provide a DMB broadcasting alarm service providing system and a method using a wireless data network system that can receive an alarm service without having a complicated configuration.

According to another embodiment of the present invention, since the EPG information classifies a broadcast program into broadcast category information, which is a layered code, when a viewer registers a program category of interest (eg, professional baseball relay, drama) as an interest category, Another object of the present invention is to provide a DMB broadcasting alarm service providing system and a providing method using a wireless data network system that can receive alarm messages for all broadcasting programs even if a viewer does not know a specific broadcasting program schedule in a corresponding category. do.

According to another embodiment of the present invention, the viewer can enhance the convenience of the viewer by variously setting the time for which the user wants to receive an alarm message, such as receiving 5 minutes before a broadcast, receiving 10 minutes before a broadcast, or receiving a schedule every day. Another object of the present invention is to provide a DMB broadcasting alarm service providing system and a providing method using a wireless data network system.

According to another embodiment of the present invention, the alarm message notifies the alarm message through a character image that can be downloaded through a wireless data network system, rather than a general text screen, so as to raise the interest of the viewer and decorate a personalized screen. Another object is to provide a service provider with a system for providing a DMB broadcast alarm service using a wireless data network system capable of generating additional revenue by downloading a character image, and a method thereof.

In order to achieve the above object, a system for providing a DMB broadcast alarm service using a wireless communication network according to the present invention includes a DMB broadcast system for transmitting a DMB broadcast signal; A wireless data network system including a cell broadcasting system (CBS) capable of simultaneously transmitting the same CBS message to a plurality of mobile DMB terminals in a base station; The mobile DMB terminal receiving the DMB broadcasting signal from the DMB broadcasting system and receiving a CBS message from the wireless data network system; And an EPG providing server connected to the wireless data network system through a data network and transmitting EPG information to a mobile DMB terminal through the wireless data network. The EPG providing server includes an EPG information generation unit that periodically generates EPG information including a broadcast time for each DMB broadcast program and channel information for each DMB broadcast program, as a CBS message, and the mobile DMB terminal includes a viewer. A program of interest broadcast storage for receiving and storing a program of interest from the user; An EPG storage unit for storing the EPG information received in the CBS message; A broadcast time determining unit that determines whether a current time is equal to the broadcast time of the DMB broadcast program of the EPG storage unit corresponding to the broadcast program of interest; A broadcast alarm unit for notifying the viewer through an alarm message when it is determined that the airing time has arrived as a result of the determination of the airing time determining unit; Receiving the DMB broadcast signal of the DMB broadcasting system according to a viewer's specific input when an alarm message of the broadcast alarm unit is notified, and outputting the corresponding broadcast program to the viewer by using channel information of the corresponding program of the EPG storage unit. Characterized in that it further comprises a DMB broadcast application.

According to another embodiment of the present invention, a system for providing a DMB broadcast alarm service using a wireless data network system includes: a DMB broadcast system for transmitting a DMB broadcast signal; A wireless data network system including a message service system capable of transmitting a message to a mobile DMB terminal in a base station; The mobile DMB terminal receiving a DMB broadcast signal from the DMB broadcasting system and receiving a message from the wireless data network system; And a DMB broadcast alarm server connected to the wireless data network system through a data network and transmitting an alarm message to a mobile DMB terminal through the wireless data network. The DMB broadcasting alarm server may include: an EPG information database storing EPG information including broadcasting times of a plurality of DMB broadcasting programs and channel information of a plurality of DMB broadcasting programs; An interest broadcast program database configured to receive an interest broadcast program from a plurality of viewers and store the interest broadcast program for each viewer; A broadcast time determination server that determines whether a current time is equal to a broadcast time of the DMB broadcast program of the EPG database corresponding to the broadcast program of interest; The determination result of the broadcasting time determining server includes an alarm message generating server for transmitting an alarm message including the corresponding broadcasting program channel information to the viewer's mobile DMB terminal when the broadcasting time is determined. And receiving a DMB broadcasting signal of the DMB broadcasting system according to a specific input of a viewer when receiving the alarm message, and outputting a corresponding broadcast program of interest to the viewer by using channel information of the alarm message. Characterized in that it comprises a.

DMB broadcast alarm service providing method using a wireless data network system according to an embodiment of the present invention, the first step of setting and storing the broadcast program of interest in the mobile DMB terminal; A second step of the wireless data network system periodically generating EPG information including a broadcast time for each DMB broadcast program and channel information for each DMB broadcast program as a CBS message and broadcasting it to a plurality of mobile DMB terminals in a cell; A third step of the mobile DMB terminal receiving and storing the EPG information in a CBS message; A fourth step of determining whether the mobile DMB terminal is equal to a current time and a broadcast time of the DMB broadcast program corresponding to the broadcast program of interest; A fifth step of notifying a viewer through an alarm message when the mobile DMB terminal determines that the broadcast time has arrived as a result of the determination in the fourth step; And a sixth step of receiving, by the mobile DMB terminal, the DMB broadcast signal according to the viewer's specific input, and outputting the corresponding broadcast program to the viewer using broadcast program channel information of the EPG information. .

DMB broadcast alarm service providing method using a wireless data network system according to another embodiment of the present invention, the first step of setting and registering a broadcast program for each viewer in the DMB broadcast alarm server; A second step of generating and storing EPG information including a plurality of DMB broadcasting program broadcasting times and a plurality of DMB broadcasting program channel information in the DMB broadcasting alarm server; A third step of determining, by the DMB broadcasting alarm server, whether a current time is equal to a broadcasting time of the DMB broadcasting program corresponding to the registered broadcasting program of interest; When the DMB broadcast alarm server determines that the broadcast time has arrived as a result of the determination in the third step, the DMB broadcast alarm server generates an alarm message including the corresponding broadcast program channel information and sends an alarm message to the mobile DMB terminal of the corresponding viewer through the wireless data network system. Transmitting a fourth step; And receiving, by the mobile DMB terminal, the alarm message and outputting the alarm message to the viewer, receiving a DMB broadcast signal according to a viewer's specific input, and outputting the broadcast program to the viewer using broadcast program channel information of the alarm message. It comprises a fifth step.

The above and other objects and features and advantages of the present invention will become more apparent from the following detailed description taken in conjunction with the accompanying drawings. Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

1 illustrates an alarm service providing system according to an exemplary embodiment of the present invention. The alarm service providing system according to the present invention includes a DMB broadcasting system 400, a wireless data network system 500, a plurality of mobile DMB terminals 100, a data network 600, and an EPG providing server 300 (or DMB broadcasting). Alarm server 200 is configured to include. However, the present invention proposes two embodiments in order to achieve the object of the invention. The first embodiment is an embodiment in which pivotal operations such as the registration of the broadcast of interest and the determination of the broadcast time are performed separately in the mobile DMB terminal. The second embodiment is the data of the registration of the broadcast of interest and the determination of the broadcast time. DMB broadcast alarm server 200 is installed on the network 600 is an embodiment made integrally.

(First embodiment)

In the alarm service providing system according to the first embodiment, only EPG information is provided to the mobile DMB terminal 100 through a wireless data network. The EPG providing server 300 is installed on a data network 600 such as the Internet, and can be connected to a wireless data network 500 and a data network to be described later. 100) to transmit EPG information. In more detail, the EPG providing server 300 includes an EPG information generation unit that periodically generates EPG information including a plurality of DMB broadcasting program broadcasting times and a plurality of DMB broadcasting program channel information periodically.

The wireless data network system 500 includes a cell broadcasting system (CBS) 510 capable of simultaneously transmitting the same CBS message to a plurality of mobile DMB terminals in a base station, and the EPG received from the EPG providing server 300. The information is broadcasted simultaneously to a plurality of mobile DMB terminals in the base station by the CBS. CBS is used in a wireless data network system using a base station or an access point such as CDMA, GSM, etc., and is used to transmit a message having the same content to a plurality of terminals, unlike SMS (Short Message Service) for one-to-one message transmission. Even if the same message is transmitted to a plurality of users, the communication cost is low, and the time required for transmitting the message is very short. For a more detailed technical configuration of CBS, Korean Patent Publication No. 2002-0067712 filed by Omnitel Co., Ltd. (Mobile Phone Broadcasting Service System and Service Method Using Cell Broadcasting System) and 2002-0071093 (Mobile Phone) Information transmission and processing method in a broadcast service), and a detailed description of the CBS is omitted in the present invention.

The mobile DMB terminal 100 receives a DMB broadcast signal from the DMB broadcasting system 400 and performs a function of receiving a CBS message from the wireless data network system 500. The mobile DMB terminal according to the first embodiment of the present invention will be described in detail with reference to FIG. 2 as follows.

The mobile DMB terminal 100 includes a broadcast program storage unit 120, an EPG storage unit 122, a broadcast time determination unit 124, a broadcast alarm unit 126, and a DMB broadcast application 128. . The interested broadcast program storage unit 120 is formed in the memory and the ground memory of the mobile DMB terminal 100, and performs a function of receiving and storing the broadcast of interest broadcasts from the viewer. The viewer designates a program of interest, for example, "9 o'clock news", an "open concert", and stores the program in the broadcast program storage unit 120. At this time, the stored interest broadcast program can be registered in plurality.

The EPG storage unit 122 stores the EPG information received as a CBS message of the wireless data network 500.

The broadcasting time determining unit 124 checks whether there is a broadcasting schedule of a broadcasting program corresponding to the broadcasting program of interest stored in the broadcasting program storage unit 120 through the broadcasting time for each broadcasting program stored in the EPG storage unit 122. This function compares the broadcasting time and current time of the broadcasting program of interest.

The broadcast alarm unit 126 performs a function of notifying the viewer of the broadcast time of the broadcast program of interest by the alarm message when it is determined that the broadcast time of the broadcast program of interest has arrived. The alarm message may, for example, be composed of text as shown in FIG. 4B or may be configured to notify via character 164 as shown in FIG. 4C. In this case, it is preferable that the character image 164 can be downloaded by the viewer through the wireless data network, so that the viewer can be notified of the broadcast alarm message through the preferred character.

On the other hand, it is desirable to activate the vibrating or ringing function of the mobile DMB terminal together with the text to alert the viewer. According to this configuration, the viewer wants to watch another broadcast program through the mobile DMB terminal, or even when on the phone or at work, the broadcast alarm message is transmitted to his mobile DMB terminal when the broadcast time of the broadcast program of interest arrives. It provides the effect that you can watch without broadcasting the program.

When the alarm message of the broadcast alarm unit 126 is notified, the DMB broadcast application 128 receives the DMB broadcast signal from the DMB broadcast system 400 according to a viewer's specific input (for example, 126 of FIG. 4A), and the EPG storage unit. It performs a function of outputting the broadcast program of interest to the viewer by using the channel information of the broadcast program stored in the 122. According to such a configuration, when a viewer receives an alarm message for a broadcast program of interest, the viewer can directly view the broadcast program of interest by simple operation without additional channel adjustment.

According to a preferred embodiment of the present invention, the EPG information may further include broadcast category information coded by classifying a plurality of DMB broadcast programs into hierarchical categories according to their contents. For example, a news-related broadcast program is assigned 00, a sports-related broadcast program 01, an entertainment-related broadcast program 03, a drama, a movie-related broadcast program 04, and the like. Baseballs can be subdivided into 0100, soccer 0101, basketball 0102, and the like, and baseball can be further divided into 010000 for Korean professional baseball, 010001 for major league baseball, and 010002 for amateur baseball. In this case, the interested program storage unit 120 of the mobile DMB terminal 100 further receives an interested broadcasting category from the viewer and stores the received interest category further. For example, if the viewer wants to watch all baseball broadcasts, the code 0100 is registered. If the viewer wants to watch only major league baseballs, the code 010001 is registered. In this case, the broadcast time determination unit 124 of the mobile DMB terminal 100 further determines whether the current time is the same as the broadcast time of all the DMB broadcast programs of the EPG storage unit belonging to the broadcast category of interest. Even if the schedule of the broadcast program is not checked, the viewer can be notified regardless of the channel and the broadcast time whenever the broadcast program corresponding to the category of interest is broadcast.

According to a preferred embodiment of the present invention, the mobile DMB terminal 100 further includes an alarm time setting unit 130 for setting a broadcast alarm time so that the viewer can receive an alarm message at a desired time. The broadcasting time determining unit 124 of the DMB terminal 100 may determine whether the present time and the broadcasting time of the DMB broadcasting program or the set broadcasting alarm time are the same according to the setting of the alarm time setting unit 130. For example, the user may receive the alarm reception time through the alarm time setting unit 130 to receive notification of the broadcast schedule of the broadcast program of interest at the time of broadcasting the broadcast of interest, 5 minutes before the broadcast time, 10 minutes before the broadcast time, or at a certain time every day. Can be set.

4 illustrates a method for providing a DMB broadcast alarm service according to the first embodiment. First, the broadcast program of interest is set and stored in the broadcast program storage unit 120 of the mobile DMB terminal 100 (S100).

Next, the wireless data network system 500 periodically generates EPG information including a plurality of DMB broadcasting program broadcasting times and a plurality of DMB broadcasting program channel information (S110) as a CBS message (S110). Broadcast to the terminal (S120).

Next, the mobile DMB terminal 100 stores the EPG information received in the CBS message in the EPG storage unit 122 (S130).

Next, the broadcast time determination unit 124 of the mobile DMB terminal 100 determines whether the broadcast time of the DMB broadcast program corresponding to the current time and the broadcast program of interest is the same (S132). In this case, when the EPG information further includes broadcast category information obtained by classifying a plurality of DMB broadcast programs into hierarchical categories according to the contents, the EPG information is further stored by further setting a broadcast category of interest in the mobile DMB terminal, More preferably, the broadcast time determining unit 124 of 100 may further determine whether the current time is the same as the broadcast time of all the DMB broadcast programs belonging to the broadcast category of interest.

More preferably, the mobile DMB terminal 100 further sets and stores the DMB broadcast alarm time using the alarm time setting unit 130, and further stores the mobile DMB terminal in accordance with the current time. It is more preferable to determine whether the broadcasting time or the set alarm time of the DMB broadcasting program corresponding to the broadcasting program of interest is the same.

Next, when the mobile DMB terminal 100 determines that the broadcast time has arrived, the mobile DMB terminal 100 notifies the viewer that the broadcast time of the broadcast program of interest has arrived through an alarm message (S134). .

Finally, the mobile DMB terminal 100 receives the DMB broadcast signal from the DMB broadcasting system 400 according to the viewer's specific input, and the DMB broadcasting application 128 of the mobile DMB terminal uses the broadcast program channel information of the EPG information. By outputting the broadcast program of interest to the viewer (S138).

(Second embodiment)

According to the second embodiment, the DMB broadcast alarm server 200 stores the broadcast program of interest of the viewer, and the server 200 generates and transmits an alarm message. The system for providing a broadcast alarm service according to the second embodiment includes a multimedia message service (MMS), a short message service (SMS), and a CBS (cell message service) for a DMB broadcast system 400 for transmitting a DMB broadcast signal to a mobile DMB terminal in a base station. Broadcasting System) Receives a DMB broadcast signal from a wireless data network system 500 and a DMB broadcasting system 400 including a message service system capable of transmitting a message such as a message, and sends a message from the wireless data network system 500. Including a DMB broadcast alarm server 200 is connected to the receiving mobile DMB terminal 100 and the wireless data network system 500 via a data network and transmitting an alarm message to the mobile DMB terminal via the wireless data network. It is composed.

Unlike the EPG providing server 300 of the first embodiment, which merely provides EPG information, the DMB broadcasting alarm server 200 may perform a broadcast program registration function, a broadcasting time determining function, and an alarm message generating function.

The DMB broadcast alarm server 200 inputs a broadcast program of interest from a plurality of viewers and an EPG information database 222 that stores EPG information including a plurality of DMB broadcast program broadcasting times and channel information for each DMB broadcast program. Broadcasting time judgment server 224 to determine whether the broadcast program database 220 to receive and store for each viewer, the current time is equal to the broadcast time of the DMB broadcast program of the EPG database corresponding to the broadcast program of interest, airing time judgment If it is determined that the broadcast time of the broadcast program of interest is determined as a result of the determination of the server comprises an alarm message generating server 226 for transmitting an alarm message including the channel information of the broadcast program to the mobile DMB terminal of the viewer, When the mobile DMB terminal 100 receives the alarm message, the mobile DMB terminal 100 according to the specific input of the viewer may display D. And a DMB broadcast application 128 that receives the DMB broadcast signal of the MB broadcast system 400 and outputs a corresponding broadcast program of interest to the viewer using channel information of the alarm message.

Similarly to the case of the first embodiment, the broadcast alarm service providing system according to the second embodiment more preferably includes a broadcasting category registration of interest, an alarm time setting function, and a text message notification function. In order to implement an alarm service for various broadcast programs according to the broadcast category of interest, the EPG information further includes broadcast category information, which is classified into hierarchical categories according to contents and coded, and includes a DMB broadcast alarm server ( The interest broadcasting program database 220 of the 200 receives and stores more broadcasting categories of interest from the viewer, and the broadcasting time determination server 224 of the DMB broadcasting alarm server 200 has a current time belonging to the interested broadcasting category. It is preferable to further determine whether or not the broadcasting time of all DMB broadcasting programs of the EPG database is the same.

In order to implement the alarm time setting function, the broadcast program of interest 220 of the DMB broadcast alarm server 200 further stores broadcast alarm time setting information for each viewer, and the broadcast time determination server of the DMB broadcast alarm server 200 ( 224 may further determine whether the current time and the broadcast time of the DMB broadcast program or the set broadcast alarm time are the same according to the DMB broadcast alarm time setting information.

Finally, it is more preferable that the DMB terminal 100 outputs an alarm message received from the wireless data network system 500 to the viewer through a character image that can be downloaded through the wireless data network system.

6 illustrates a method of providing a broadcast alarm service according to a second embodiment of the present invention. First, an interested broadcast program is set for each viewer and registered in the interested broadcast program database 220 of the DMB broadcast alarm server 200 (S200). Next, in the EPG information database 222 of the DMB broadcast alarm server 200, EPG information including a broadcast time for each DMB broadcast program and channel information for each DMB broadcast program is generated and stored (S202).

Next, the broadcast time determination server 224 of the DMB broadcast alarm server 200 determines whether the present time is the same as the broadcast time of the DMB broadcast program corresponding to the registered broadcast program of interest (S204). Next, when the alarm message generation server 226 of the DMB broadcast alarm server 200 determines that the broadcast time has arrived, the alarm message generation server 226 generates an alarm message including the corresponding broadcast program channel information. Then, the alarm message is transmitted to the viewer's mobile DMB terminal 100 through the wireless data network system 500 (S206).

Next, the mobile DMB terminal 100 receives the alarm message and outputs it to the viewer (S210), receives the DMB broadcast signal according to the viewer's specific input, and uses the broadcast program channel information of the alarm message to broadcast the corresponding interested program. Is output to the viewer (S214).

As described above, according to the DMB broadcasting alarm service providing system provided by the present invention, since the viewer registers a program of interest in advance, the viewer does not need to know the exact broadcast time. It provides the effect that the alarm message can be automatically sent accordingly.

According to an embodiment of the present invention, since the EPG information is broadcast to a mobile DMB terminal using a Cell Broadcastin System (CBS) capable of transmitting a large amount of the same message to subscribers in a single cell, the alarm service provider The service can be provided at a low message transmission cost.

According to another embodiment of the present invention, a plurality of viewers' interest program information is registered in a DMB broadcast alarm server installed in a data network, and when the broadcast time of the corresponding broadcast program arrives, the DMB broadcast alarm server automatically generates an alarm message. Mobile DMB terminal has an effect that can receive alarm service without having a complicated configuration because it is created and transmitted.

According to another embodiment of the present invention, since the EPG information classifies a broadcast program into broadcast category information which is a hierarchical code, when a viewer registers a program category of interest as an interest category, the viewer can broadcast a broadcast program specific to that category. Even if the schedule is not known, an alarm message for all corresponding broadcast programs can be received.

According to another embodiment of the present invention, the viewer can enhance the convenience of the viewer by variously setting the time for which the user wants to receive an alarm message, such as receiving 5 minutes before a broadcast, receiving 10 minutes before a broadcast, or receiving a schedule every day. It has an effect.

According to another embodiment of the present invention, the alarm message notifies the alarm message through a character image that can be downloaded through a wireless data network system, rather than a general text screen, so as to raise the interest of the viewer and decorate a personalized screen. In addition, the service provider has an effect of promoting additional revenue generation by downloading the character image.

In addition, preferred embodiments of the present invention are disclosed for the purpose of illustration, those skilled in the art will be able to make various modifications, changes, additions, etc. within the spirit and scope of the present invention, such modifications and modifications belong to the scope of the claims You will have to look.

Claims (14)

A DMB broadcast system for transmitting a DMB broadcast signal; A wireless data network system including a cell broadcasting system (CBS) capable of simultaneously transmitting the same CBS message to a plurality of mobile DMB terminals in a base station; The mobile DMB terminal receiving the DMB broadcasting signal from the DMB broadcasting system and receiving a CBS message from the wireless data network system; And And an EPG providing server connected to the wireless data network system through a data network and transmitting EPG information to a mobile DMB terminal through the wireless data network. The EPG providing server includes an EPG information generation unit that periodically generates EPG information including a broadcast time for each DMB broadcast program and channel information for each DMB broadcast program, as a CBS message. The mobile DMB terminal may include an interested broadcast program storage unit configured to receive an interested broadcast program from a viewer; An EPG storage unit for storing the EPG information received in the CBS message; A broadcast time determining unit that determines whether a current time is equal to the broadcast time of the DMB broadcast program of the EPG storage unit corresponding to the broadcast program of interest; A broadcast alarm unit for notifying the viewer through an alarm message when it is determined that the airing time has arrived as a result of the determination of the airing time determining unit; And receiving the DMB broadcast signal of the DMB broadcasting system according to a viewer's specific input when the alarm message of the broadcast alarm unit is notified, and outputting the broadcast program of interest to the viewer by using channel information of the corresponding program of the EPG storage unit. DMB broadcasting application; DMB broadcasting alarm service providing system using a wireless data network system, characterized in that further comprises. The method of claim 1, The EPG information further includes broadcast category information obtained by classifying the plurality of DMB broadcast programs into hierarchical categories according to contents and encoding the same. The interest program storage unit of the mobile DMB terminal further receives an interest broadcast category from a viewer and stores the received interest category further; The broadcasting time determining unit of the mobile DMB terminal further determines whether the current time is the same as the broadcasting times of all the DMB broadcasting programs of the EPG storage unit belonging to the broadcasting category of interest. DMB broadcasting alarm service providing system. The method according to claim 1 or 2, The mobile DMB terminal further includes an alarm time setting unit for setting a broadcast alarm time, The broadcasting time determination unit of the mobile DMB terminal determines whether the current time and the broadcasting time of the DMB broadcasting program or the set broadcasting alarm time are the same according to the setting of the alarm time setting unit. Broadcast alarm service provision system. The method according to claim 1 or 2, The broadcast alarm unit of the mobile DMB terminal, the DMB broadcast alarm service providing system using a wireless data network system, characterized in that to notify the alarm message through a downloadable character image via a wireless data network system. A DMB broadcast system for transmitting a DMB broadcast signal; A wireless data network system including a message service system capable of transmitting a message to a mobile DMB terminal in a base station; The mobile DMB terminal receiving a DMB broadcast signal from the DMB broadcasting system and receiving a message from the wireless data network system; And A DMB broadcast alarm server connected to the wireless data network system through a data network and transmitting an alarm message to a mobile DMB terminal through the wireless data network; The DMB broadcasting alarm server may include: an EPG information database storing EPG information including broadcasting times of a plurality of DMB broadcasting programs and channel information of a plurality of DMB broadcasting programs; An interest broadcast program database configured to receive an interest broadcast program from a plurality of viewers and store the interest broadcast program for each viewer; A broadcast time determination server that determines whether a current time is equal to a broadcast time of the DMB broadcast program in the EPG database corresponding to the broadcast program of interest; And an alarm message generation server for transmitting an alarm message including corresponding broadcast program channel information to the viewer's mobile DMB terminal when it is determined that the broadcast time has arrived. When receiving the alarm message, the mobile DMB terminal receives the DMB broadcast signal of the DMB broadcasting system according to a viewer's specific input, and outputs a corresponding broadcast program of interest to the viewer using channel information of the alarm message. DMB broadcast alarm service providing system using a wireless data network system, characterized in that it further comprises a DMB broadcast application. The method of claim 5, The EPG information further includes broadcast category information obtained by classifying the plurality of DMB broadcast programs into hierarchical categories according to contents and encoding the same. The broadcasting program database of the DMB broadcasting alarm server may further receive a broadcasting category of interest from the viewer, and store the receiving broadcasting category further. The broadcasting time determination server of the DMB broadcasting alarm server further determines whether the current time is the same as the broadcasting time of all the DMB broadcasting programs of the EPG database belonging to the broadcasting category of interest. DMB broadcasting alarm service providing system. The method according to claim 5 or 6, The broadcast program database of interest of the DMB broadcast alarm server further stores broadcast alarm time setting information for each viewer, The broadcasting time determination server of the DMB broadcasting alarm server determines whether the current time and the broadcasting time of the DMB broadcasting program or the set broadcasting alarm time are the same according to the DMB broadcasting alarm time setting information. DMB broadcasting alarm service providing system. The method according to claim 5 or 6, And the mobile DMB terminal outputs the received alarm message to a viewer through a character image that can be downloaded through a wireless data network system. A first step of setting and storing a broadcast program of interest in a mobile DMB terminal; A second step of the wireless data network system periodically generating EPG information including a broadcast time for each DMB broadcast program and channel information for each DMB broadcast program as a CBS message and broadcasting it to a plurality of mobile DMB terminals in a cell; A third step of the mobile DMB terminal receiving and storing the EPG information in a CBS message; A fourth step of determining whether the mobile DMB terminal is equal to a current time and a broadcast time of the DMB broadcast program corresponding to the broadcast program of interest; A fifth step of notifying a viewer through an alarm message when the mobile DMB terminal determines that the broadcast time has arrived as a result of the determination in the fourth step; And And a sixth step in which the mobile DMB terminal receives a DMB broadcast signal according to a viewer's specific input, and outputs the corresponding broadcast program to the viewer using broadcast program channel information of the EPG information. DMB broadcasting alarm service providing method using data network system. The method of claim 9, The EPG information further includes broadcast category information obtained by classifying the plurality of DMB broadcast programs into hierarchical categories according to contents and encoding the same. The first step is to further set the interest broadcast category in the mobile DMB terminal to further store, In the fourth step, the mobile DMB terminal further determines whether the current time is the same as the broadcast time of all the DMB broadcast programs belonging to the broadcast category of interest. Way. The method according to claim 9 or 10, In the first step, the DMB broadcast alarm time setting information is further set and further stored. In the fourth step, the mobile DMB terminal determines whether the DMB broadcasting program corresponds to the broadcast time or the set alarm time of the DMB broadcasting program corresponding to the broadcast program of interest according to whether the DMB broadcasting alarm time is set. DMB broadcast alarm service providing method using a wireless data network system. A first step of setting and registering a broadcasting program of interest for each viewer in the DMB broadcasting alarm server; A second step of generating and storing EPG information including a plurality of DMB broadcasting program broadcasting times and a plurality of DMB broadcasting program channel information in the DMB broadcasting alarm server; A third step of determining, by the DMB broadcasting alarm server, whether a current time is equal to a broadcasting time of the DMB broadcasting program corresponding to the registered broadcasting program of interest; When the DMB broadcast alarm server determines that the broadcast time has arrived, as determined by the third step, the DMB broadcast alarm server generates an alarm message including the corresponding broadcast program channel information and sends the alarm message to the mobile DMB terminal of the corresponding viewer through the wireless data network system. Transmitting a fourth step; And The mobile DMB terminal receives the alarm message and outputs it to the viewer, receives a DMB broadcast signal according to a viewer's specific input, and outputs the broadcast program to the viewer using broadcast program channel information of the alarm message. DMB broadcast alarm service providing method using a wireless data network system, characterized in that comprises a five steps. The method of claim 12, The EPG information further includes broadcast category information obtained by classifying the plurality of DMB broadcast programs into hierarchical categories according to contents and encoding the same. The first step is to further set the broadcast category of interest in the DMB broadcast alarm server, and further stores, In the third step, the DMB broadcasting alarm service further determines whether the current time is the same as the broadcasting time of all the DMB broadcasting programs belonging to the broadcasting category of interest. How to Provide. The method according to claim 12 or 13, In the first step, the DMB broadcast alarm time setting information is further set and further stored. In the third step, the DMB broadcast alarm server determines whether the DMB broadcast alarm server is equal to the current time and the broadcast time or the set alarm time of the DMB broadcast program corresponding to the broadcast program of interest. DMB broadcast alarm service providing method using a wireless data network system.

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