KR20070057293A - Apparatus and method for recording in a digital broadcasting system - Google Patents

Abstract

A recording apparatus of digital broadcasting system and a recording method thereof are provided to reduce inconvenience that a user has to manually input information of recorded data by recording the information when recording of the data ends. A data separation part(100) separates a video signal, an audio signal and program information from a digital broadcasting signal received through a tuner. A decoder(102) decodes the video signal and the audio signal. A recording part(104) operates in response to a recording request, provides the decoded video signal and audio signal to a recording/reproducing device(120) and records data of the decoded video signal and audio signal on a recording medium. A control part(106) stores the program information from the data separation part in a memory(108) when recording starts, generates a title name of the recorded data by using the stored program information when the recording ends, and then provides the title name to the recording part so that it records the title name on the recording medium.

Description

Recording apparatus and method of digital broadcasting system {APPARATUS AND METHOD FOR RECORDING IN A DIGITAL BROADCASTING SYSTEM}

1 is a block diagram showing the inside of a digital broadcasting system having a recording function according to the present invention;

2 is a flowchart illustrating a process of recording a digital broadcast signal by a digital broadcast system according to an exemplary embodiment of the present invention.

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

100: data separator 102: audio / video recorder

104: recording unit 106: control unit

108: memory 110: key input unit

120: recording and playback equipment

The present invention relates to a digital broadcast system, and more particularly, to a digital broadcast system having a recording function for automatically inputting a title name when recording a broadcast received in a digital broadcast receiving system, and a method of operating the same.

Digital broadcast receivers include digital satellite broadcast set-top boxes, cable television, and digital terrestrial television (or digital television). The digital broadcast reception apparatus receives a digital broadcast signal in the form of a bit stream on a packet basis, and demultiplexes a demultiplexer to extract a broadcast signal of a selected channel.

The data received by the digital broadcast receiver includes not only audio and video signals but also program information. Program information includes markup-based information such as HTML of the Advanced Television Enhancement Forum (ATVEF), XDML of the Digital TV Application Software Environment (DASE), and Java-based information such as Xlet of DASE.

Using such program information, the digital broadcasting provider may provide various additional information to the user, and in particular, the title of the broadcast may be provided to the user using an EPG (Electronic Program Guide) of the program information.

The EPG is information of a corresponding broadcast inserted between broadcast signals, and uses the program specific information (PSI) information such as the title of the currently transmitted broadcast, scheduled start time, usage time, broadcast program provider, and plot of the broadcast program. It includes.

The EPG is inserted between the broadcast signals on a predetermined time basis and transmitted to the digital broadcast receiver or transmitted to the digital broadcast receiver at the request of the user.

Recently, digital broadcast receivers including a recording device such as an HDD, DVCR, DVD recorder, and the like have emerged, and such digital broadcast receivers selectively store broadcasts in the recording device.

The broadcast signal received by the digital broadcast receiver is stored in the storage medium of the recording apparatus according to the user's recording request. After the broadcast signal is stored in the storage medium, the user can receive information about the recorded broadcast program, that is, broadcast. Enter the title using the remote control.

However, the method of inputting information on a broadcast program using the remote controller as described above has a problem of being inconvenient for a user who is not used to operating the remote controller.

An object of the present invention is to solve the problems of the prior art, by generating information on the recorded data by using the program information received from the digital broadcast receiver and recording it when the recording is completed, the user's convenience It is to provide a recording apparatus and method of a digital broadcasting system that can improve the.

In order to achieve the above object, the present invention provides a digital broadcast system for receiving a digital broadcast signal through a tuner and recording it on a recording medium in a recording / playback device. A data separator for separating program information, a decoder for decoding the video and audio signals output from the data separator, and driven according to a recording request to provide the decoded video and audio signals to the recording / reproducing apparatus to record the data. A recording unit for recording to a medium, and receiving program information from the data separating unit at the beginning of the recording and storing the program information in a memory, and using the program information stored in the memory at the end of the recording, for the data recorded in the recording medium. After creating a title name, replace the title name. And a control unit provided to a recording unit to record on the recording medium.

In addition, the present invention is a recording method of a digital broadcasting system for receiving a digital broadcast signal through a tuner and recording it on a recording medium in a recording / playback device, wherein the video, audio signal, and program information are received from the digital broadcast signal received through the tuner. Separating and receiving the program information at the start of recording and storing the program information in a memory; decoding the video and audio signals and recording them on the recording medium; and storing the program stored in the memory at the end of the recording. Generating a title name for the data recorded on the recording medium using the information, and recording the generated title name on the recording medium.

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

1 is a block diagram showing the inside of a digital broadcasting system having a recording function according to the present invention.

Referring to FIG. 1, a digital broadcasting system having a recording function includes a data separation unit 100, an audio / video decoder 102, a recording unit 104, a control unit 106, a memory 108, and a key input unit 110. And the recording and reproducing apparatus 120. Here, the recording and reproducing apparatus 120 is a device on which a recording medium, such as a DVD, CD, DVD-RW, etc., capable of recording digital broadcast signals, can be loaded, or a device equipped with a hard disk.

The key input unit 110 includes various keys for controlling the overall functions of the digital broadcasting system, and provides a predetermined key signal to the controller 106 according to the key operation.

The data separator 100 separates a video signal, an audio signal, and program information from a broadcast signal received through a tuner (not shown), that is, a transport bit stream, and outputs a video and audio signal among the separated information. And video recording is started, and program information is provided to the control unit 106 under the control of the control unit 106.

The program information separated by the data separator 100 is a program title, a broadcasting station, a start time and end time of the program, a brief plot of the program, and the like.

The audio / video decoder 102 decodes the audio and video signals provided from the data separator 100 and outputs the decoded audio and video signals to the recording unit 104.

The recording unit 104 is driven at the start of recording to provide the decoded audio and video signals output from the audio / video decoder 102 to the recording / playback device 120. Accordingly, the recording and playback device 120 records the decoded audio and video signals on the recording medium.

In addition, the recording unit 104 receives data from the control unit 106 at the end of recording and provides the data to the recording and playback device 120. The recording and playback device 120 records the data provided from the recording unit 104. The title of the data is recorded on the recording medium or as additional information about the recorded data on the recording medium.

The controller 106 controls the overall functions of the digital broadcasting system. In particular, when a recording key signal is input from the key input unit 110, the controller 106 receives program information from the data separating unit 100 and stores the program information in the memory 108 and ends recording. When the key signal is input from the key input unit 110, the recording unit 104 provides predetermined information data about the recorded data using the program information stored in the memory 108.

That is, the controller 106 generates a title name for the recorded data using the program title among the program information and provides the title to the recording unit 104, or generates additional information using a brief plot of the program as well as the title name. The additional information about the recorded data may be provided to the recording unit 104 and recorded on the recording medium in the recording / reproducing apparatus 120.

A process of recording a digital broadcast signal to a recording / playback apparatus by a digital broadcasting system having a recording function having the above configuration will be described with reference to FIG. 2.

2 is a flowchart illustrating a process of recording a digital broadcast signal by a digital broadcast system according to an exemplary embodiment of the present invention.

Referring to FIG. 2, first, as a user manipulates a recording key of the key input unit 110, the key input unit 110 provides a recording key signal to the control unit 106, and the control unit 106 provides the data separation unit 100. After receiving the program information separated by the data separating unit 100 by controlling it and stores it in the memory 108 (S200, S202).

At this time, the audio and video signals separated by the data separator 100 are decoded by the audio / video decoder 102 and provided to the recording unit 104, and the recording unit 104 receives the decoded audio and video signals. It is provided to the recording and playback device 120. Accordingly, the recording and playback device 120 records the decoded audio and video signals on the recording medium (S204).

Thereafter, the controller 106 determines whether the recording end key signal is applied from the key input unit 106 (S206).

If the recording end key signal is not applied as a result of the determination in step S206, the control unit 106 feeds back to step S204, that is, controls the audio / video decoder 102 and the recording unit 104 to perform the data separation unit 100. By continuously providing the separated audio and video signals to the recording / reproducing apparatus 120, the decoded audio and video signals are recorded on the recording medium.

As a result of the determination in step S206, when the recording end key signal is applied, the controller 106 generates a title name using the program information stored in the memory 108 and provides it to the recording unit 104 (S208).

Thus, the recording unit 104 provides the title name provided from the control unit 106 to the recording and playback device 120. Accordingly, the recording and playback device 120 records the title name of the recorded data on the recording medium. Recording ends (S210).

In the preferred embodiment of the present invention, for example, only the title name is recorded on the recording medium. However, after generating additional information on the recorded data using the program information, the additional information as well as the title name is recorded at the end of recording. And record on a recording medium.

According to the present invention, by generating the information on the recorded data using the program information received from the digital broadcast receiver and recording it when the recording is completed, it is inconvenient for the user to input the information about the recorded data one by one Can be reduced.

The present invention is not limited to the above-described specific preferred embodiments, and various modifications can be made by any person having ordinary skill in the art without departing from the gist of the present invention claimed in the claims. Of course, such changes will fall within the scope of the claims.

As described above, the present invention generates the information on the recorded data by using the program information received from the digital broadcast receiver, and records it when the recording is completed, thereby improving user convenience.

Claims (7)

A digital broadcasting system that receives a digital broadcasting signal through a tuner and records it on a recording medium in a recording / playback device. A data separator for separating the video, audio signal, and program information from the digital broadcast signal received through the tuner; A decoder for decoding the video and audio signals output from the data separator; A recording unit which is driven according to a recording request and provides the decoded video and audio signals to the recording / reproducing apparatus to record on the recording medium; The program information is received from the data separating unit at the beginning of the recording and stored in the memory. When the recording ends, the title name of the data recorded on the recording medium is generated using the program information stored in the memory. A control unit for providing a name to the recording unit to record on the recording medium Recording device of a digital broadcasting system comprising a. The method of claim 1, The recording medium is a recording apparatus of a digital broadcasting system, characterized in that any one of DVD, CD, DVD-RW, hard disk. The method of claim 1, And the program information is a program title, a broadcasting station, a start time and end time of a program, and a brief plot of the program. The method of claim 3, wherein And the control unit generates the title name using the program title and the start time and end time information of the program from the program information. The method of claim 3, wherein The controller may generate additional information on the recorded data using a brief plot of the program among the program information, and then record the additional information on the recording medium through the recording unit. . A recording method of a digital broadcasting system for receiving a digital broadcasting signal through a tuner and recording the same on a recording medium in a recording / playback device. Separating the video, audio signal and program information from the digital broadcast signal received through the tuner; Receiving the program information and storing it in a memory at the beginning of recording; Decoding the video and audio signals and recording them on the recording medium; Generating a title name for data recorded on the recording medium by using the program information stored in the memory at the end of the recording; Recording the generated title name on the recording medium; Recording method of a digital broadcasting system comprising a. The method of claim 6, The method, Generating additional information about the recorded data by using the program information; Recording the additional information on the recording medium together with the generated title name. The recording method of the digital broadcasting system further comprising.

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