KR20060122185A - Apparatus for reserving broadcasting program and method thereof - Google Patents

Abstract

An apparatus and a method for reserving a broadcasting program are provided to simply perform the reservation viewing and the reservation record of a broadcasting program corresponding to additional information through an external display by using the additional information about a broadcasting program capable of being reproduced by using the external display. An additional information detecting unit(220) detects and analyzes additional information which is information about a broadcasting program among DMB(Digital Multimedia Broadcasting) signals. A storing unit(240) stores the detected additional information. If a broadcasting reservation time included in the detected additional information is reached, a control unit(230) provides the additional information to a user, and transmits broadcasting channel information in the received additional information to an external display by referring to channel identification information previously stored in the storing unit(240) according to the input of the user. An external device interface unit(250) converts a channel of the external display according to the channel identification information corresponding to the broadcasting channel information transmitted to the external display, and provides an interface to reproduce the broadcasting program.

Description

Apparatus for reserving broadcasting program and method

1 is a block diagram of a digital multimedia broadcasting system for reserving a broadcast program according to an embodiment of the present invention.

2 is a block diagram illustrating an internal configuration of a broadcast reservation device for processing a digital multimedia broadcast signal according to an embodiment of the present invention.

3 is a flowchart illustrating a method of reserving a broadcast program according to an embodiment of the present invention.

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

150: broadcast reservation device 210: broadcast signal processing unit

220: additional information detection unit 230: control unit

240: storage unit 250: external device interface unit

260: output unit

The present invention relates to an apparatus and a method for reserving a broadcast program, and in particular, to reserve and watch a broadcast program corresponding to additional information using an broadcast display of a broadcast program that can be reproduced by using an external display. An apparatus and method are provided.

When Digital Multimedia Broadcasting (DMB) is in full swing, data information such as moving pictures, weather, news, and location can be used at high quality and high quality, such as CD and DVD, through the DMB terminal device while moving. In addition, existing over-the-air, cable and satellite broadcasting programs are also viewed through DMB broadcasting. In general, a user watches DMB broadcasting through a DMB terminal device while moving, but when he is in a house or office, he or she would like to watch a broadcasting program through a large display such as a television.

Therefore, there is an urgent need for a technology that enables reservation viewing or recording of a broadcast program through a display outside the DMB terminal by using broadcast information about existing airwaves, cables, and satellite broadcast programs received through DMB broadcasting.

Accordingly, an aspect of the present invention is to provide a broadcast reservation device and method for providing additional information including broadcast information about a broadcast program of an existing broadcaster included in a private data area and transmitted in a digital multimedia broadcast signal. .

In addition, another technical problem to be achieved by the present invention is to provide an apparatus for easily reserved viewing and reservation recording a broadcast program corresponding to the additional information to the external display using the additional information on the broadcast program that can be played using the external display. It is.

In order to achieve the above object, the present invention provides a broadcast reservation apparatus for processing a digital multimedia broadcasting signal according to an embodiment of the present invention. The additional information for detecting and analyzing additional information, which is information about a broadcast program, is included in the digital multimedia broadcasting signal. Detection unit; A storage unit in which the detected additional information is stored; When the broadcast reservation time included in the detected additional information is reached, additional information is provided to the user and an external display of the broadcast channel information among the received additional information is referred to with reference to channel identification information previously stored in the storage unit according to a user input. A control unit for controlling transmission to the device; And an external device interface unit for switching a channel of the external display according to channel identification information corresponding to the broadcast channel information transmitted to the external display and interfacing the broadcast program to be played.

The additional information is included in a private data area of the broadcast signal transmitted from the digital multimedia broadcasting device, and includes information about a broadcast title, a broadcast date, a broadcast content, and a trailer for the program.

If the additional information is detected, the control unit outputs a message indicating that the additional information is detected to the user.

The controller detects whether the power is turned on when the reservation time comes, and supplies the additional information to the user when the power is turned off. The channel identification information stored in advance is a channel identification ID or a broadcast channel number.

 In addition, the control unit transmits the channel identification ID stored in the storage unit to the external display through the external device interface unit, thereby controlling the broadcast program to be played on the external display in which the same channel identification ID as the channel identification ID is stored. In addition, the control unit transmits the broadcast channel number stored in the storage unit to the external display through the external device interface unit, so that the broadcast program is reproduced on the external display using the same broadcast channel number as the broadcast channel number. In addition, when the reservation time comes, the controller controls the external display so that the external display records the broadcast program according to the user's input.

According to another aspect of the present invention, there is provided a method of reserving a broadcast in a broadcast reservation apparatus for processing a digital multimedia broadcast signal, comprising: an additional information detecting step of detecting and analyzing additional information in the digital multimedia broadcast signal; A storing step of storing the detected additional information; When the broadcast reservation time included in the detected additional information is reached, additional information is provided to the user and control to transmit broadcast channel information among the received additional information to an external display with reference to channel identification information stored in advance according to a user's input. A control step; And an interfacing step of interfacing the broadcast program to be played by switching channels of the external display according to channel identification information corresponding to the broadcast channel information transmitted to the external display.

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

1 is a block diagram of a DMB system for reserving a broadcast program according to an embodiment of the present invention. The DMB system includes a broadcast station 110, a set top box 120, a display 130, a DMB device 140, and a broadcast reservation device 150.

The broadcasting station 110 includes an airwave broadcasting station, a cable broadcasting station, and a satellite broadcasting station. Broadcasts from the broadcasting station 110 are received by the set-top box 120 through airwaves, cables, and satellites, respectively.

The set-top box 120 receives a broadcast signal through airwaves, a broadcast signal through a cable, and a broadcast signal received from a satellite, selects various programs among the broadcast signals, selects a selected broadcast channel, selects video data of the tuned channel, The audio data is output to the display 130. Therefore, the set top box 120 stores channel identification information for a broadcast to be described later.

The display 130 also outputs video data and audio data output from the set top box 120 including a speaker (not shown). Display 130 is, for example, a typical fixed TV.

The DMB device 140 according to an embodiment of the present invention may transmit additional information about the broadcast program of the broadcasting station 110. The additional information may be included and transmitted in a private data area having a concept similar to that of user data of MPEG-2. In this case, the additional information may include broadcast channels, broadcast dates, and the like for broadcast (e.g., airwave, cable and satellite broadcast) programs reproducible on a conventional fixed display 130 associated with a program currently broadcasted in DMB. Includes information such as broadcast time, broadcast content, trailer and commentary. The additional information may be received from the broadcast station 110, or the DMB device 140 may generate additional information about the same broadcast program as the broadcast station 110 and transmit the additional information to the broadcast reservation device 150.

The broadcast reservation device 150 according to an embodiment of the present invention refers to a DMB terminal device having a broadcast reservation function. The broadcast reservation device 150 receives additional information about the broadcast program of the broadcast station 110 transmitted by the DMB device 140. The additional information is stored according to a user's selection, and the user who stores the additional information can reserve or watch a broadcast program of the broadcasting station 110 on the display 130.

For example, when the DMB device 140 broadcasts a trailer such as a movie or a drama before the main broadcast of fixed television broadcast and transmits additional information to the broadcast reservation device 150, the broadcast reservation device 150 adds the additional information. Receive and store information. Then, the user can perform reservation viewing or reservation recording on the display 130 using the stored additional information. A method of performing reservation viewing or reservation recording will be described below with reference to FIGS. 2 and 3.

Meanwhile, in FIG. 1, the display 130 includes a set top box 120 in which channel identification information is separately stored. However, hereinafter, in order to simplify the description, the set top box 120 is not separately provided outside the display 130, and the display 130 may perform the function of the set top box 120 including the set top box 120. Explain that you can.

2 is a block diagram illustrating an internal configuration of a broadcast reservation device 150 for processing a digital multimedia broadcast signal according to an embodiment of the present invention. 2, the broadcast reservation apparatus 150 according to an embodiment of the present invention may include a broadcast signal processor 210, an additional information detector 220, a controller 230, a storage 240, and an external device interface unit. 250 and an output unit 260.

The broadcast signal processor 210 includes an antenna 211, a tuner 213, a demultiplexer 215, and a decoder 217. The tuner 213 tunes one channel among the plurality of channels and outputs one digital broadcast signal of the plurality of digital broadcast signals received by the antenna 211 to the demultiplexer 215. The demultiplexer 215 demultiplexes the broadcast signal output from the tuner 213 and outputs the DMB transmission frame to the decoder 217. The decoder 217 decodes the input DMB transmission frame and outputs the output to the output unit 260 including a speaker (not shown) and an LCD (not shown). The DMB transmission frame output from the demultiplexer 215 is also input to the additional information detector 220.

The additional information detector 220 detects additional information included in the private data area of the DMB transmission frame, parses the additional information, and transmits the additional information to the controller 230. The additional information analyzed by the additional information detector 220 may be stored in the storage 240 according to a user's selection. The analyzed additional information is information about a broadcast channel, broadcast date, broadcast time, broadcast content, and the like for the broadcast program.

The controller 230 controls the overall operation of the broadcast reservation device 150 and controls to provide the user with the received broadcast signal through the output unit 260. In addition, when the additional information is detected from the additional information detector 220, the controller 230 notifies the user that the additional information is detected. This may be notified to the user in various ways, such as displaying a message indicating that additional information is detected to the user through the output unit 260 or outputting a flashing signal simultaneously with the message display. In addition, it is determined whether the current time is a reservation time indicated by the broadcast date and time included in the received additional information. If the reservation time is determined, the user is informed that the broadcast program included in the additional information will be broadcast from the broadcasting station through the output unit 260. to provide. In addition, an external display such as a TV is controlled to display the broadcast program on an external display at a reserved time through the external device interface 250 which will be described later, or an external display controls to record the broadcast program at a reserved time.

In addition, the controller 230 detects whether the broadcast reservation device 150 is powered on in order to provide information that there is a reserved broadcast. Therefore, even when the power of the broadcast reservation device 150 is turned off, the power is supplied to the output unit 260. Therefore, in order to display additional information on a program reserved at the reservation time, the broadcast program reservation information may be provided to the user even when the broadcast reservation device 150 is turned off.

The storage unit 240 stores channel identification information about a broadcast channel in advance, and stores received broadcast programs and additional information about broadcast programs according to a user's selection.

The identification information about the broadcast channel is the channel information of the airwave, cable or satellite broadcast of the display outside the broadcast reservation device 150 included in the additional information. For example, KBS1, KBS2, MBC, SBS, EBS, OCN, CGV, YTN and the like are inherent identification information of the channel. The identification information for the broadcast channel includes a broadcast channel number and a channel identification ID. The broadcast channel number is channel information of the broadcasting station 110 (refer to FIG. 1) included in the additional information, and means a channel number that is defined and stored in the same manner in the external display to which channel switching is to be performed from the broadcast reservation device 150. .

Typically, conventional remote control devices for controlling displays such as televisions provide user defined channel functionality. The user-defined channel function allows channel switching even if a user-defined channel number is selected rather than the television channel number in a particular mode.

Table 1 shows an example of a general user-defined channel.

Custom channel numbers TV channel number One 25 2 37 3 18

The broadcast reservation device, which is a DMB terminal device having a remote control function of an external display, according to an embodiment of the present invention, when switching channels of a display, in addition to the user-defined channel function described above, broadcast channel numbers as shown in Table 2 below. You can configure and save the table of the table.

When transmitting a general channel number, for example, when broadcast channel information included in additional information is MBC, 11 is transmitted through the external device interface unit 250. Therefore, the broadcast channel numbers shown in Table 2 are transmitted to the external display according to the channel information analyzed in the additional information to switch the channels of the external display.

Channel name Broadcast channel number KBS1 9 KBS2 7 MBC 11 OCN 31 YTN 51

In addition, the broadcast reservation device 150 may define a channel ID for the broadcast channel as shown in Table 3 and use the channel-specific identification information.

Channel name Channel identification ID KBS1 1001 KBS2 1002 MBC 1003 OCN 1004 YTN 1005

When the broadcast reservation device 150 attempts to switch the channel of the display by using the remote control function, when the channel identification ID defined as shown in Table 3 is transmitted to the display 130 (FIG. 1), the broadcast reservation device 150 ) And the table shown in Table 4 should be stored in common to the external display 130.

Channel name Broadcast channel number Channel identification ID KBS1 9 1001 KBS2 7 1002 MBC 11 1003 OCN 31 1004 YTN 51 1005

The external device interface 250 interfaces with the display 130 outside the broadcast reservation device 150 to reserve and watch a broadcast program on the display 130 using additional information of the broadcast program received by the broadcast reservation device 150. And an interface for recording.

The output unit 260 includes an LCD and a speaker (not shown) for providing a broadcast received from the DMB broadcasting apparatus 140 to a user.

Although not shown, the broadcast reservation device 150 includes a keypad for a user to play and record a broadcast program on the broadcast reservation device 150 and input channel identification information in advance. Therefore, when the user wants to switch the channel of the external display to the broadcast reservation device 150, the user can set and store the broadcast channel number or channel identification ID by operating the keypad. In addition, a user may switch a channel to a broadcast channel included in the additional information by pressing a button on the keypad, and then allow the external display to play or record a playable broadcast program. The broadcast reservation device 150 according to an embodiment of the present invention includes a keypad for allowing a user to adjust an external display in the output unit 260.

3 is a flowchart illustrating a method of reserving a broadcast program according to an embodiment of the present invention.

When the DMB device 140 transmits additional information associated with a broadcast program broadcasted by the broadcasting station 110, the broadcast reservation device 150 detects additional information in the received broadcast signal and notifies the user that the additional information has been detected. (S310).

At this time, if the user stores additional information (S320), the reservation notification function of the broadcast reservation device is activated (S330).

At this time, it is determined whether the current time is a reservation time, which is a broadcast time stored in the additional information (S340). If the power is off, the power is turned on (S355).

Then, the additional information is displayed on the broadcast reservation device 150 (S360). The additional information is displayed on the LCD screen of the broadcast reservation device so that a user can easily recognize a broadcast channel, a broadcast date, and a broadcast content of the broadcast program reserved by the user.

The user presses a channel change button (not shown) of a keypad installed in the broadcast reservation device 150 to change the channel of the display into additional information stored in the broadcast reservation device and an included broadcast channel to play the display on the display. Alternatively, by pressing a button (not shown) for recording a program of a reserved channel, a reserved broadcast other than the broadcast currently being played on the display is recorded (S370).

According to another embodiment of the present invention, when the additional information transmitted by the DMB device includes not only information about a broadcast program but also information about a product, a home shopping channel for selling the product may be used to display an external display. Switching channels and an external display may play a home shopping program that is on air, leading to increased purchases of goods.

Those skilled in the art will appreciate that the present invention can be implemented in a modified form without departing from the essential features of the present invention. The scope of the present invention is shown in the claims rather than the foregoing description, and all differences within the scope will be construed as being included in the present invention.

As described above, according to the present invention, there is provided a DMB broadcast reservation apparatus and method for providing additional information including broadcast information of a broadcast program of an existing broadcaster included in a private data area of a digital multimedia broadcasting signal and transmitted. Can be.

In addition, a terminal apparatus and a method for easily reserved viewing and reserved recording of a broadcast program corresponding to the additional information using the additional information on the broadcast program that can be reproduced using the external display can be provided.

In addition, according to the present invention, not only a synergy effect can be expected between DMB broadcasting and existing airwave, cable or satellite broadcasting, but also a better service can be provided to viewers. That is, the existing broadcasting station can effectively broadcast the announcement through the DMB broadcast, and the user can schedule the viewing of the broadcast program that can be easily viewed on an external display while watching the DMB broadcast. For example, you can watch trailers and highlights of movies, dramas, shows, etc. during the day with DMB broadcasts that can be watched on the go.

Claims (5)

In the broadcast reservation device for processing a digital multimedia broadcast signal, An additional information detector for detecting and analyzing additional information which is information about a broadcast program among digital multimedia broadcasting signals; A storage unit which stores the detected additional information; When the broadcast reservation time included in the detected additional information is reached, the additional information is provided to the user, and the broadcasting channel information among the received additional information is externally referred to by referring to the channel identification information previously stored in the storage unit according to a user input. A control unit for controlling transmission to a display; And And an external device interface unit for switching a channel of the external display and interfacing the broadcast program to be played according to channel identification information corresponding to the broadcast channel information transmitted to the external display. The method of claim 1, The additional information is included in a private data area of a broadcast signal transmitted from a digital multimedia broadcasting device, and includes information about a broadcast title, a broadcast date, a broadcast content, and a trailer for the program. And the channel identification information previously stored in the storage unit includes a channel identification ID or a broadcast channel number. The method of claim 1, wherein the control unit If the additional information is detected, control to output a message indicating that the additional information is detected to the user; When the reservation time is reached, it is detected whether the power is on, and when the power is off, the power is supplied to provide the additional information to the user. When the channel identification ID stored in the storage unit is transmitted to the external display through the external device interface unit, the broadcast program is controlled to be reproduced on an external display in which the same channel identification ID as the channel identification ID is stored. When the broadcast channel number stored in the storage unit is transmitted to the external display through the external device interface unit, the broadcast program is controlled to be reproduced on an external display using the same broadcast channel number as the broadcast channel number. Reservation device. The method of claim 1, wherein the control unit And the external display controls the external display to record the broadcast program in response to a user input. In the method of reserving a broadcast in a broadcast reservation device for processing a digital multimedia broadcast signal, An additional information detecting step of detecting and analyzing additional information which is information about a broadcast program among digital multimedia broadcasting signals; A storing step of storing the detected additional information; When the broadcast reservation time included in the detected additional information is reached, additional information is provided to the user and control to transmit broadcast channel information among the received additional information to an external display with reference to channel identification information stored in advance according to a user's input. A control step; And And interfacing the channels of the external display so as to reproduce a broadcast program according to channel identification information corresponding to the broadcast channel information transmitted to the external display.

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