KR100370003B1 - apparatus and method for reservation recording in TV - Google Patents

Abstract

TV's reserved recording device and method for enabling all operations on the TV using various functions so that the user can conveniently set the scheduled recording of the program and know the current recording status in detail while watching TV. An image processing unit for processing a broadcast signal or an OSD signal and outputting it on a screen, an EPG for decoding and storing broadcast guide information among broadcast signals, and an image for outputting a screen corresponding to a user's key input. It includes a control unit that controls the processing unit and controls the recording operation of the external recording / playback device by using the broadcast guide information stored in the EPG according to the user's scheduled recording command, and all operations can be performed on the TV using various functions. The user can conveniently set the scheduled recording of the program and watch TV. By in order for you to know the details, such as the current recording status it is effective to provide convenience in use.

Description

TV and reservation recording apparatus and method {apparatus and method for reservation recording in TV}

The present invention relates to a TV, and more particularly, to a reservation recording apparatus and method of a TV.

Hereinafter, a TV reservation recording and reproducing apparatus and method according to the related art will be described with reference to the accompanying drawings.

As shown in FIG. 1, a linkage configuration of a TV and a recording / playback device, for example, VRL, according to the related art is a diagram illustrating an example of a reserved recording / playback device, and includes a rear surface of a TV 1 and a VCR 2. On the back of the antenna, the antenna and the RF input of the VCR (2) are connected, the RF output is connected to the RF input of the TV (1) through a signal line, and the video and audio output of the VCR (2) is connected to the video and audio AV line. It is connected to the external input 1 of the TV 1 through. 2 is a diagram illustrating a reservation setting screen of FIG. 1.

The reservation recording and reproducing operation of the TV according to the prior art configured as described above will be described in detail with reference to the accompanying drawings.

To record a program, the user turns on the TC (1) and VCR (2), switches the TV (1) to an external input (or 3/4 channel), and then displays the menu of the VCR (2) from the scheduled recording screen. Scheduled recording should be set by inputting recording channel, recording date, recording start time and recording end time by using remote controller.

However, in the conventional TV recording and playback apparatus and method according to the prior art, a user must set a reservation recording using a remote control of the VCR in order to record a program, and since the remote control of the VCR needs to be operated directly in order to know a recording state. There is a problem inconvenient to use.

Accordingly, the present invention has been made to solve the above problems, and provides a TV reservation recording apparatus and method for enabling all operations including scheduled recording on the TV and at the same time knowing the current recording status in detail. There is a purpose.

1 is a view showing a connection configuration of a TV and V-realistic according to the prior art

2 is a diagram illustrating a reservation setting screen of FIG.

Figure 3 is a view showing an embodiment of a reservation recording apparatus of a TV according to the present invention

4 shows an internal circuit of FIG.

FIG. 5 is a diagram illustrating a detailed configuration of a TV for reservation recording / reproducing in FIG.

FIG. 6 shows a menu structure for setting simple reserved channel switching in the current program guide of FIG.

7 is a diagram showing a menu configuration of a scheduled recording method of a TV according to the present invention;

8 is a flow chart of a reservation recording method of a TV according to the present invention;

Fig. 9 shows an example of a message indicating a case where the VCR state is not suitable for the reserved recording.

FIG. 10 is a view showing an example of a message which can immediately check the current recording state while watching TV during the reserved recording of FIG. 8; FIG.

FIG. 11 is a diagram illustrating an example of a menu asking whether to automatically play a recorded screen at a desired time when selecting the scheduled recording in FIG. 7 and a menu for inputting a desired time to play back when the recorded screen is automatically played.

FIG. 12 is a flowchart illustrating a process of playing a program recorded at a time set in FIG.

Explanation of symbols for main parts of the drawings

100: TV 200: VCR

101: Tuner 102: EPG

103: control unit

TV reservation recording apparatus according to the present invention for achieving the above object is an image processing unit for image processing and outputting the broadcast signal or OSD signal on the screen, EPG for decoding and storing the broadcast guide information of the broadcast signal; And a controller for controlling an image processing unit to output a screen corresponding to a user's key input and controlling a recording operation of an external recording / playback device using broadcast guide information stored in an EPG according to a user's scheduled recording command. do.

According to the present invention, a reservation recording method for a TV according to the present invention comprises the steps of: displaying a broadcast guide information screen on a screen when a user requests output of broadcast guide information; If you select, it reads the start time and end time information from the broadcast guide information of the corresponding broadcast program, and starts recording by controlling the external recording / playback device when the current time reaches the start time. Controlling the external recording / reproducing device to terminate the recording.

Other objects, features and advantages of the present invention will become apparent from the following detailed description of embodiments taken in conjunction with the accompanying drawings.

Hereinafter, a preferred embodiment of a TV reservation recording apparatus and method according to the present invention will be described with reference to the accompanying drawings.

3 is a view showing an embodiment of a TV reservation recording apparatus according to the present invention, showing the back of the TV 100 and the external device VCR (2), the RF input of the antenna and the VCR (200) is connected The RF output is connected to the RF input of the TV 100 through a signal line, and the video and audio output of the VCR 200 are connected to the external input 1 of the TV 100 through the video and audio AV line. 100) and the EZ-LINK of each of the VCRs 200 are connected through a one-line data communication line.

4 is a diagram illustrating the internal circuit of FIG. 3, wherein the TV 100 includes a tuner 101 for receiving RF from the VCR 200 and a composite video included in the RF received by the tuner 101. An EPG 102 that receives a composite video signal and controls broadcast guide information, that is, electronic program guide information, and an EZ-LINK of the VCR 200 and is connected to the EPG 102 by a serial communication line. And a control unit 103 for controlling the recording operation of the VCR 200 by using the broadcast guide information stored in the EPG 102 according to a reserved recording command of the user.

FIG. 5 is a diagram illustrating a detailed configuration of a TV for reservation recording / reproducing in FIG. 3, wherein the TV 100 includes a tuner 101 for receiving RF from the VCR 200 and the tuner 101. The EPG 102, which receives a composite video signal included in the RF received from and controls the electronic program guide, is connected to the EZ-LINK of the VCR 200 and serially communicates with the EPG 102. A control unit 103 for controlling the recording operation of the VCR 200 using the broadcast guide information stored in the EPG 102 according to a user's scheduled recording command, and a signal received from the tuner 101. An image controller 104 for image processing and controlling the received signal and the channel guide output signal output from the EPG 102 or the received signal and the OSD signal output from the controller 103; According to the control signal of the image controller 104 And a CPT control unit 105 for controlling the CPT 106, and the VCR 200 transmits / receives recording / playback and other control signals with the control unit 103 of the TV 100 and controls the entire circuit of the VCR 200. It is composed of a control unit 201 for overall control.

The EPG 102 decodes from the signal received from the tuner 101 and stores or outputs a channel guide output signal, and the control signal of the broadcast guide decoding and control unit 102a. And a reserved recording information storage section 102b for storing the decoded signal and storing the reserved recording information data.

6 is a diagram showing a menu configuration for setting a simple reserved channel switching in the current program guide of FIG. 3, FIG. 7 is a diagram showing a menu configuration of a reservation recording method of a TV according to the present invention, and FIG. FIG. 9 is a flowchart illustrating a method of scheduled recording of a TV according to the present invention, and FIG. 9 is a diagram illustrating an example of a message indicating a case in which a VCR state is not suitable for scheduled recording, and FIG. 10 is a current recording state of the scheduled recording of FIG. Is a view showing an example of a message that can be immediately checked while watching TV, Figure 11 is a menu that asks whether to automatically play the recorded screen at a desired time when the scheduled recording is selected in Figure 7 and the recorded screen automatically FIG. 12 is a diagram illustrating an example of a menu for inputting a desired time to be played when playing. FIG. 12 is a section for playing a program recorded at a time set in FIG. It is a flow chart showing positive.

3 to 12, the present invention is not limited.

The reservation recording apparatus and method for a TV according to the present invention configured as described above will be described in detail with reference to the accompanying drawings.

First, the user connects the back of the TV 100 and the VCR 200.

That is, as shown in FIG. 3, the user connects the antenna and the RF input of the VCR 200, the RF output is connected to the RF input of the TV 100 through a signal line, and the video and audio of the VCR 200. The output is connected to the external input 1 of the TV 100 via the video and audio AV lines, and the EZ-LINK of each of the TV 100 and the VCR 200 is connected through the one-line data communication line.

As shown in FIG. 4, the tuner 101 of the TV 100 receives RF from the VCR 200 and outputs a composite video signal. The EPG 102 decodes the electronic program guide information from the composite video signal included in the RF received by the tuner 101 and stores the electronic program guide information in the reserved recording information storage 102b. In addition, the control unit 103 is connected to the EZ-LINK (1 line communication) of the VCR 200 and is connected to the EPG 102 by a serial communication line to control the operation of the entire circuit.

Thereafter, when the user turns on the power of the TV 100 and the VCR 200 and selects a desired channel through the remote control of the TV 100, as shown in FIG. 5, the tuner 101 of the TV 100 is The RF is received from the VCR 200 and output.

Then, the EPG 102 receives the composite video signal included in the RF received by the tuner 101, decodes the electronic program guide information, and stores the electronic program guide information in the reserved recording information storage 102b.

Accordingly, the image controller 104 processes the signal received from the tuner 101 and outputs the resultant signal, and the CPT controller 105 outputs the signal output from the image controller 104 to the CPT unit 106. Display via.

In this state, when the user requests the reservation recording menu using the remote controller, the controller 103 outputs an OSD signal corresponding thereto.

Then, the image controller 104 performs image processing on the broadcast guide decoding of the EPG 102 and the channel guide output signal output from the controller 102a and the signal received from the tuner 101, and then performs the CPT through the CPT controller 105. After controlling the unit 106 to display the EPG screen as shown in FIG. 7 to which the "reserved recording" item is added according to the present invention, if the user sets the "reserved recording" item in the EPG menu, the EPG 102 Displays the reservation related information, that is, the start time and end time of the program to be recorded, on the TV 100 (S1, S2).

On the other hand, Figure 6 is a current EPG screen, when the user sets the "reservation" item and watching a different channel channel switching is made at the start time of the selected program to display the selected program on the screen.

In addition, the image controller 104 performs image processing on the OSD signal output from the controller 104 and the signal received from the tuner 101 and displays the image on the CPT unit 106 through the CPT controller 105. The CPT controller 105 is image-processed by the broadcast guide decoding and the channel guide output signal output from the control unit 102a, the OSD signal output from the control unit 104, and the signal received from the tuner 101. It may be displayed on the CPT unit 106 through.

Subsequently, when the user saves the recording reservation on the TV 100, the control unit 104 of the TV 100 stores the recording reservation information in the reserved recording information storage unit 102b of the EPG 102, and then Ez-Link (1). Line communication) to check whether the VCR 200 is in a recordable state (S3 to S5).

The search of the recordable state is performed by the control unit 104 of the TV 100 at a predetermined period.

If it is impossible to record the search result in S5, the control unit 104 of the TV 100 displays an error message as shown in FIG. 9 (S6).

The error message above is "No recordable tape", "No recordable channel", "No tape", "Record reservation time overlapped", "The tape length for recording is short. . " Etc.

If the search result recording in S5 is enabled, the control unit 104 of the TV 100 displays a play reservation screen as shown in FIG. 11 and asks the user whether to automatically play the recorded program at a desired time. If the user wants to play by selecting the "Scheduled Play" item (S7).

Thereafter, the control unit 104 of the TV 100 checks the recording reservation time and the recording stop time to search for the recording start time (S8, S9).

If the search result is the recording start time in S9, the control unit 104 of the TV 100 outputs a recording start command to the VCR 200 through Ez-Link (1 line communication), and then repeats the process of S8 or less. do.

Then, the control unit 201 of the VCR 200 starts recording of a program received from the antenna according to the recording start command of the TV 100, and displays the current recording status during recording reservation as shown in FIG.

In FIG. 10, (a) shows the current channel / time / voice state, (b) shows the current recording information when the VCR 200 is in the reserved recording mode, and (c) shows the state of the current recording tape. 1 indicates the start point of the tape, 2 indicates the end point of the tape, 3 indicates the point where the reserved recording starts, 4 indicates the current reserved recording point, and 5 indicates the point where the reserved recording ends.

If the result of the search in S9 is not the recording start time, the control unit 104 of the TV 100 searches for whether the recording end time is repeated, and if it is not the recording end time, repeats the process of S8 or less (S11).

If the result of the search in S11 is the recording end time, the recording end command is output to the VCR 200 through Ez-Link (1 line communication), and the control unit 201 of the VCR 200 ends the recording of the TV 100. Recording ends according to the command (S12).

Thereafter, as shown in FIG. 12, the control unit 104 of the TV 100 searches for reserved recording and stores the recording time and the reservation start time after subtracting the recording time from the recording end time. Search whether the reserved playback start time has passed the current time (ST1 to ST3).

If the current time has elapsed as a result of the search in ST3, the reserved playback is not performed. If the current time has not elapsed, it is searched whether the reservation playback start time and the current time match (ST4).

If the result of the search in ST4 does not match the current time, the process of ST3 or less is repeated, and if it matches with the current time, the user searches whether the user wants to play (ST5).

When the user wants to play the result of the search in ST5, the control unit 104 of the TV 100 outputs a rewind command to the VCR 200 through Ez-Link (1 line communication), and the control unit of the VCR 200 ( 201) rewinds the tape according to the rewind command (ST6).

Then, the control unit 104 of the TV 100 checks the rewinding of the VCR 200 and searches whether it is a recording start point (ST7).

If the search result is the recording start point in ST7, the control unit 104 of the TV 100 outputs a playback command to the VCR 200 through Ez-Link (one-line communication), and switches the TV mode to an external input (ST8). ).

Accordingly, the control unit 201 of the VCR 200 plays back the recorded program according to the playback command of the TV 100, and searches whether the recording time matches the playback time (ST9).

If the result of the search in ST9 does not match, the control unit 104 of the TV 100 repeats the ST9 until the playback of the recorded program is completed, and if it matches, the VCR (1-line communication) is performed through Ez-Link (one-line communication). 200) to output the VCR power off command and restore the TV mode to the original channel.

Then, the control unit 201 of the VCR 200 turns off the power according to the power off command of the TV 100.

As described above, the reserved recording apparatus and method of the TV according to the present invention enables various operations on the TV using various functions, so that the user conveniently sets the reserved recording of the program and is currently watching the TV. By knowing the recording situation in detail, there is an effect that can provide convenience in use.

Those skilled in the art will appreciate that various changes and modifications can be made without departing from the spirit of the present invention.

Therefore, the technical scope of the present invention should not be limited to the contents described in the embodiments, but should be defined by the claims.

Claims (12)

In the reserved recording and playback device of the TV connected to the external recording / playback device, An image processor for processing a broadcast signal or an OSD signal and outputting the same on a screen; EPG which decodes broadcasting guide information among broadcasting signals and saves corresponding recording information when user reserves recording. Control the image processor to output a screen corresponding to a user's key input, and read the corresponding channel / start time / end time information from the broadcast guide information and record the state of the external recorder / player when the scheduled recording command of the user is input. And a control unit for outputting a control signal to the external recording / reproducing apparatus so that the broadcast program recording of the corresponding channel is performed at the corresponding time. delete In the scheduled recording playback method of the TV connected to the external recording / playback device, Displaying a broadcast guide information screen on a screen when a user requests output of the broadcast guide information; Reading a start time and an end time of the broadcast guide information of the corresponding broadcast program when the user selects the reserved recording while viewing the broadcast guide information screen; Controlling the external recording / playback device to start recording when the current time reaches the start time, and ending the recording by controlling the external record / playback device when the current time reaches the end time. How to play scheduled recording. The method of claim 3, And a control command to the external recording / playback device via a serial communication line. The method of claim 3, Determining whether the external recording / playback device can be recorded when the user selects the scheduled recording; And if the result of the determination is not recordable, displaying an error message. The method of claim 3, A current channel / time / voice state in the reserved recording; Current recording information when the external device is in the reserved recording mode; The scheduled recording method of the TV, characterized in that the status of the current recording tape is displayed. The method of claim 6, The recording information is a recording channel, a recording start time, a recording end time; The recording state of the recording tape is a start point of the tape, the end point of the tape, the time when the scheduled recording started, the current reserved recording point, the point where the scheduled recording ends. The method of claim 3, The error message "No recordable tape", "No record channel", "No tape", "Duplicate recording schedule time", "The tape length for recording is short." Reservation recording method of the TV, characterized in that. The method of claim 3, The reservation recording method of the TV, characterized in that the "Reservation recording" item is set in the EPG menu. delete delete delete