KR20060129654A - Broadcast program recording and playback control method - Google Patents

Abstract

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method for controlling broadcast program recording and reproducing, for example, in a digital broadcast receiver having a PVR function, a broadcast program received in real time to a recording medium such as a hard disk (HDD). During recording, if an error occurs during broadcast reception, the recording poise (Rec_Pause) is automatically set, and if the broadcast is normally received, recording resumes automatically, but the recording poise position information and recording poise time (Time In the case of storing and managing information and subsequently playing back the recorded broadcast program, when the recording poise position is played back, the recorded poise time information is displayed and displayed so that when a broadcast reception error occurs during recording of the broadcast program, no signal or noise component is generated. Unnecessary recording can be prevented, and when the recorded broadcast program is reproduced, It is a very useful invention that it is possible to know the occurrence of recording poise, as well as to clearly know the cause of the difference between the broadcast time of the source broadcast program and the playback time of the recorded broadcast program.

Description

How to control broadcasting program recording and playback {Method for controlling record and play broadcasting program}

1 illustrates a configuration of a digital broadcast receiver equipped with a general PVR function.

2 illustrates an embodiment of a broadcast program recording control process according to the present invention;

3 is a flowchart illustrating an operation of a broadcast program recording control method according to the present invention;

4 is a flowchart illustrating an operation of a method for controlling broadcast program reproduction according to the present invention;

5 illustrates an embodiment of recording poise time information displayed on a screen according to the present invention.

※ Explanation of code for main part of drawing

10: Tuner part 11: Demux

12: audio decoder 13: video decoder

14: data decoder 15: OSD generator

16: micom 17: memory

18: timer 19: HDR system

20: hard disk

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a broadcast program recording and playback control method. For example, a personal video record (PVR) capable of recording and playing a digital broadcast program received in real time on a recording medium such as a hard disk (HDD) is provided. The present invention relates to a method for controlling broadcast program recording and reproducing in a digital broadcast receiver having a function).

In general, a digital broadcast receiver such as a digital television (D-TV) or a set-top box (STB) equipped with a PVR function includes a tuner unit 10, as shown in FIG. Demux 11, audio decoder 12, video decoder 13, data decoder 14, OSD generator 15, microcomputer 16, memory 17, timer 18, HDR system ( 19), and the hard disk 20 may be included.

On the other hand, in the microcomputer 16, the tuner unit 10 is operated and tuned to any one broadcast channel according to a user's request. In the demux 11, the tuner unit 10 Demuxing the broadcast data stream, for example, the MPEG-2 transport stream, received through the N-X, and separately outputting the audio, video, and data.

In addition, the audio decoder 12 decodes the separated audio data and outputs the audio with high quality audio. The video decoder 13 decodes the separated video data and decodes the high quality video. The data decoder 14 decodes the separated output data and outputs a caption video.

In addition, when the microcomputer 16 performs a broadcast program recording operation according to a user's request, the microcomputer 16 controls the HDR system 19 to receive broadcast data received through the tuner unit 10 as described above. The stream is recorded on the hard disk 20. Then, when performing a broadcast program reproduction operation according to a user's request, the HDR system 19 is controlled to record the stream on the hard disk 20 as described above. Read and reproduced broadcast data streams.

However, in the general digital broadcast receiver as described above, when a broadcast program recording operation is performed, the broadcast program received in real time through the tuner unit is continuously recorded on a recording medium such as a hard disk regardless of the broadcast reception state. Therefore, even if an error occurs in broadcast reception due to broadcasting station circumstances or the like, there is a problem in that no signal or noise component is unnecessarily recorded on the recording medium.

In addition, if the recorded broadcast program is reproduced in a state in which no signal or noise component is unnecessarily recorded on the recording medium as described above, the section in which the signal or noise component is recorded is reproduced as it is, so that the user There is a problem in that it is necessary to skip a corresponding section while waiting insignificantly or by operating a remote controller or the like.

Therefore, the present invention was created to solve the above problems, for example, in a digital broadcast receiver having a PVR function, recording a broadcast program received in real time such as a hard disk (HDD). If an error occurs in the broadcast reception while recording on the medium, the recording poise (Rec_Pause) is automatically set, and if the broadcast is normally received, the recording resumes automatically, and the recording poise position information and recording A program recording and playback control method for storing and managing poise time information and subsequently displaying recorded poise time information at the time of playing the recorded poise position when playing the recorded broadcast program. To provide a, that is the purpose.

Broadcast program recording control method according to the present invention for achieving the above object comprises the steps of checking the broadcast reception status while recording a broadcast program received in real time on a recording medium; Two steps of automatically setting a recording poise and counting a recording poise setting time when a broadcast reception error occurs; And when the broadcast program is normally received, resuming the recording operation, and storing and managing the recording poise time counted therein.

In addition, the broadcast program reproduction control method according to the present invention comprises the steps of checking the current playback position information while reading and playing the recorded broadcast program on the recording medium; Retrieving and reading the recorded poise time information stored and managed together with the recorded poise position information if the current reproduction position information matches the recorded poise position information previously stored and managed; And outputting and displaying the read recording poise time information through a guide screen.

Hereinafter, a preferred embodiment of a broadcast program recording and playback control method according to the present invention will be described in detail with reference to the accompanying drawings.

First, the present invention provides a variety of features, such as a set-top box (STB) or digital television (D-TV), which is equipped with a PVR function for receiving digital broadcast programs and recording them on a recording medium such as a hard disk (HDD). Applicable to tangible digital broadcast receivers.

On the other hand, in the digital broadcast receiver to which the present invention is applied, for example, as shown in FIG. 2, during recording of a source broadcast program broadcast in real time from 12 to 13 o'clock on the hard disk, at 12:30. If a broadcast reception error (Error) occurs in minutes, the recording pause (Rec_Pause) operation is automatically set at the broadcast reception error time point.

In addition, the recording poise is searched for and stored in the set position information, that is, recording poise position information (RP_Position), and the recording poise time (Rec_Pause = 12:30 to) is counted. At 40 minutes, if the broadcast is received normally, the recording operation resumes automatically.

The recording poise time information (Rec_Pause = 12:30 to 12:40) counted during the recording poise is stored and managed together with the recording poise position information. This will be described in detail below.

3 is a flowchart illustrating a broadcast program recording control method according to the present invention. For example, as described above with reference to FIG. 1, in the microcomputer 16, the microcomputer 16 broadcasts at the request of a user. When performing a program recording operation (S10), the HDR system 19 is controlled to record a broadcast program received through the tuner unit 10 on the hard disk 20.

On the other hand, in the microcomputer 16, if the broadcast program recording operation as described above is performed, it is checked whether the broadcast data stream is normally received (S11). For example, broadcast data is not received due to broadcasting station circumstances. In operation S12, the HDR system 19 is controlled to automatically pose a broadcast program recording operation in operation S13.

In addition, the microcomputer 16 searches for the recorded poise position information as described above, and stores and records the recorded poise position information RP_Position as management information for the corresponding broadcast program currently in the recorded poise state. At this time, the recording poise time is counted (S14).

In the recording poise state, it is continuously checked whether the broadcast data stream is normally received (S15). For example, as described above with reference to FIG. 2, broadcast reception is performed from 12:30 to 12:40. When an error occurs and broadcast data is normally received from 12:40 (S16), the microcomputer 16 operates the HDR system 19 to automatically resume broadcasting program recording operation ( S17).

On the other hand, the microcomputer 15 stores the recorded poise time information (e.g., 12: 30-12: 40) counted up to that time together with the recorded poise position information RP_Position as management information on the broadcast program. Since the management is performed (S18), any corresponding operation requested by the user is performed (S19). For example, when playing the recording broadcast program, the recording pose position is referred to by searching for the recording poise position information. In this case, the recording poise time information can be displayed, which will be described in detail below.

4 is a flowchart illustrating an operation of a broadcast program playback control method according to the present invention. For example, when the microcomputer 16 performs a broadcast program playback operation according to a user's request (S30). ), The HDR system 19 is operated to read and reproduce the recorded broadcast program recorded on the hard disk 20.

On the other hand, when the microcomputer 16 performs the above-described recording broadcast program reproduction operation, the playback position currently being played is checked (S31). For example, the current playback position is shown in FIGS. As described above with reference to FIG. 3, when the recording poise position corresponds to the storage management position (S32), the recording poise time information stored and managed together with the recording poise position information is searched out (S33).

In addition, the microcomputer 15 operates and controls the OSD generating unit 15 so that the recording poise time information is displayed on the screen. For example, on the screen of a television connected to a digital broadcast receiver, As shown in FIG. 5, the main video image read and reproduced from the hard disk 20 and the OSD image generated and output by the OSD generator 15 may be superimposed.

In addition, as shown in FIG. 5, a guide message for notifying that the recording poise time is 12:30 to 12:40 may be displayed on the OSD image. Then, in the microcomputer 16, the microcomputer 16 may be cast. When a predetermined time (for example, 5 seconds) set in the elapsed time or the user inputs a confirmation key (S36), the guide screen display operation is stopped (S37). The user performs the corresponding operation requested (S38).

Or more, preferred embodiments of the present invention described above, for the purpose of illustration, those skilled in the art, within the technical spirit and the technical scope of the present invention disclosed in the appended claims below, to further improve various other embodiments Changes, substitutions or additions will be possible.

In the broadcast program recording and reproducing control method according to the present invention as described above, for example, in a digital broadcast receiver equipped with a PVR function, a broadcast program received in real time, such as a hard disk (HDD). If an error occurs when receiving a broadcast while recording on the recording medium, the recording poise (Rec_Pause) is set automatically.If the broadcast is normally received, recording resumes automatically, but the recording poise position information and recording poise In the case of storing and managing time information and subsequently playing back the recorded broadcast program, when the recording poise position is played back, the recorded poise time information is displayed and displayed so that when a broadcast reception error occurs during recording of the broadcast program, no signal is generated. Alternatively, the noise component can be prevented from being unnecessarily recorded, and the recorded broadcast program can also be prevented. Birth, will be very useful inventions that allow users, doemeun able to know the facts recorded poohjeu occurs, of course, and the broadcast time of the program source, playback time of the recorded broadcast program clearly shows the different causes.

Claims (7)

A step of checking a broadcast reception state while recording a broadcast program received in real time on a recording medium; Two steps of automatically setting a recording poise and counting a recording poise setting time when a broadcast reception error occurs; And And reproducing the recording operation when the broadcast program is normally received, and storing and managing the recording poise time counted during the broadcast program recording control method. The method of claim 1, And detecting recording position information corresponding to a point in time at which the recording poise is automatically set, and storing and managing the recording poise time together with the recording poise time. The method of claim 2, And the recording poise position and the recording poise time are stored and managed as management information for the recording broadcast program. Checking the current reproduction position information while reading and reproducing the recorded broadcasting program on the recording medium; Retrieving and reading the recorded poise time information stored and managed together with the recorded poise position information if the current reproduction position information matches the recorded poise position information previously stored and managed; And And outputting and displaying the read recording poise time information through a guide screen. The method of claim 4, wherein And the guide screen displaying operation is stopped by a predetermined time elapsed or by a user's key input. The method of claim 4, wherein And reproducing the recorded broadcast program continuously, irrespective of the guide screen display operation. The method of claim 4, wherein The recording poise position information and recording poise time information is provided. And managing and storing the information as the management information on the recorded broadcast program.

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