JP4135157B2 - Data broadcast program recording / playback device - Google Patents

Description

  The present invention relates to a data broadcast program recording / reproducing apparatus for recording / reproducing a data broadcast program in digital television broadcasting.

  The current digital TV broadcast data broadcast program allows the viewer to perform screen transitions by performing remote control operations so that the viewer can selectively view the desired screen (information). It has become.

  Further, it is possible to digitally record a data broadcast program using a D-VHS deck or the like. When the recorded data broadcast program is played back, the viewer can control the remote control in the same way as when the data broadcast program is on air. Screen transitions can be performed by performing operations.

  However, when recording a data broadcast program on air and playing back the recorded data broadcast program, in order to reproduce the screen transitions etc. that the viewer had performed by remote control operation on air, the remote control was again performed in the same way as on air. The fact is that the operation must be performed.

  On the other hand, there is known an invention that allows a viewer to easily transition to a desired screen when recording a data broadcast program, analyzing the data of the data broadcast program, and reproducing the recorded data broadcast program (for example, the following) Patent Document 1).

However, in Patent Document 1, when a recorded data broadcast program is played back, a remote control operation is required to view a desired screen, and when the viewer forgets the screen displayed during on-air, it is displayed when on-air. Actually, it is difficult to make a screen transition to the screen.
Japanese Patent Laid-Open No. 2001-257899

  As described above, according to the conventional technology, in order to reproduce the screen transition caused by the remote control operation of the viewer when on air during playback, the viewer must perform the remote control operation again as in the case of on air. There was a problem.

  The present invention has been made in view of the above problems, and an object of the present invention is to provide a data broadcast program recording / playback apparatus capable of reproducing screen transitions caused by viewer operations during on-air without having to be operated again during playback. And

In order to achieve the above object, a data broadcast program recording / playback apparatus according to the present invention is connected to a digital television receiving a digital data broadcast program via a data bus, and records and plays back the digital data broadcast program. A recording / reproducing apparatus,
A data interface unit for transmitting / receiving program data of the digital data broadcast program to / from the digital television via the data bus;
A recording medium recording / reproducing unit that records the program data received by the data interface unit on a recording medium, reads the program data recorded on the recording medium, and supplies the program data to the data interface unit;
An operation signal receiving unit capable of receiving an operation signal in response to an operation request transmitted from the outside to the digital television;
An operation signal recording unit that sequentially records one or more operation request commands included in the operation signal together with time information at the time of reception for the operation signal received by the operation signal receiving unit;
An operation signal transmission unit that reads the one or more operation request commands recorded in the operation signal recording unit and transmits the command to the digital television;
An operation input unit for receiving an operation request for recording or reproducing the program data;
When the operation request input to the operation input unit is an operation request for recording the program data, the operation signal is simultaneously recorded on the recording medium with the program data received by the data interface unit. The one or more operation request commands received at the receiving unit are sequentially recorded in the operation signal recording unit together with the time information at the time of each reception,
When the operation request input to the operation input unit is an operation request for reproducing the program data, the program data recorded on the recording medium is read and supplied to the data interface unit, Based on the time information at the time of each reception of the one or more operation request commands recorded in the operation signal recording unit, the operation signal is transmitted from the operation signal transmission unit. And a control unit that controls to transmit.

  According to the present invention, when recording a data broadcast program, the program data of the data broadcast program is recorded on the recording medium, and at the same time, the operation signal and the reception time are recorded in the operation signal recording unit. The program data of the broadcast program is played back and transmitted to the digital television through the data interface unit, and at the same time, the operation signal for the digital television is transmitted based on the information recorded in the operation signal recording unit. The screen transition caused by the user's operation can be reproduced without re-operation during playback, and playback and viewing can be performed easily.

Hereinafter, embodiments of the present invention will be described with reference to the drawings.
In the present embodiment, a case where the present invention is applied to a D-VHS deck will be described.

  FIG. 1 is a block diagram showing a configuration of a data broadcast program recording / playback apparatus according to an embodiment of the present invention, and is a block diagram showing a configuration example applied to a D-VHS deck as a data broadcast program recording / playback apparatus. .

  The D-VHS deck 23 to which the present invention is applied includes an IEEE 1394 I / F unit (interface unit) 11 that transmits and receives data via the IEEE 1394 bus, and a D-V that records and reproduces transmission / reception data via the IEEE 1394 I / F unit 11. The VHS recording / reproducing unit 12, the DTV remote control signal receiving unit 13 for receiving a DTV remote control signal transmitted from a DTV (DTV: digital television) remote control 24 described later as an operation signal by the viewer, and the DTV remote control signal receiving unit 13 receive the DTV remote control signal. D-VHS recording / reproducing unit 12 based on the operation input by operation input unit 17, DTV remote control signal recording unit 14 for recording the remote control signal together with the reception time, DTV remote control signal transmission unit 15 for transmitting the DTV remote control signal , DTV remote control signal recording unit 14, DTV remote control signal generation And a control unit 16 for controlling the parts 15, is constituted by a operable button by the viewer, and an operation input section 17 for accepting an operation to D-VHS deck 23 according to the present invention by the viewer.

Next, a usage example by the viewer of the D-VHS deck 23 to which the present invention is applied will be described.
FIG. 2 is a connection example of the D-VHS deck 23 to which the present invention is applied.
As shown in FIG. 2, the digital broadcast antenna 21 receives a data broadcast program and transmits the received signal to the DTV 22. The DTV 22 displays the data broadcast program on a television screen (not shown). In addition, the DTV 22 receives a remote control signal from the DTV remote controller 24 operated by the viewer, and performs an operation (such as screen transition) defined by data in the data broadcast program.

  The D-VHS deck 23 to which the present invention is applied is connected to the DTV 22 via the IEEE 1394 bus, and can receive program data of a data broadcast program received by the DTV 22. Further, the positions of the DTV 22 and the D-VHS deck 23 are set so that the DTV remote control signal transmitted from the DTV remote control signal transmitter 15 of the D-VHS deck 23 to which the present invention is applied can be received by the DTV 22. . The DTV remote controller 24 transmits a remote control signal for DTV. The transmitted remote control signal is operated by the viewer at a position where it can be received by the DTV 22 and the D-VHS deck 23 to which the present invention is applied.

  Next, in the connection example of FIG. 2 described above, the data broadcast program is recorded on the D-VHS deck 23 while the viewer operates the DTV 22 and the D-VHS deck 23 by remote control using the DTV remote controller 24, and then The flow from reproducing the recorded D-VHS content to viewing the data broadcast program will be described with reference to the flowchart shown in FIG.

  At the same time as the start of the data broadcast program, a recording start operation is performed by the viewer at the operation input unit 17 of the D-VHS deck 23 to which the present invention is applied. An operation input for starting recording is transmitted to the control unit 16. Thereafter, the control unit 16 controls the D-VHS recording / reproducing unit 12 to start recording the program data of the data broadcast program based on the operation input for starting the recording. At the same time, the control unit 16 controls the DTV remote control signal recording unit 14 to start recording of the remote control signal (step S1).

Next, while the data broadcast program is on the air, the screen transition of the data broadcast program is performed by a remote control operation by the viewer using the DTV remote control 24 (step S2).
An example of remote control operation and screen transition using the DTV remote controller 24 will be described in detail with reference to FIG. First, the screen 41 is a screen that is automatically displayed at the start of the data broadcast program, and displays a highlight scene by Yokohama BS inning. In this screen 41, the cursor is focused on “once” (step S2.1). In this state, when the viewer presses the “right cursor” key of the DTV remote control 24 (each key is not shown), the focus moves to “twice”, and then when the “decision” key of the DTV remote control 24 is pressed. The screen 42 is changed (step S2.2). A moving image (for example, Yamada's first-run home run scene) is displayed in the moving image display area at the upper left of the screen 42.

  When the viewer views this moving image and then presses the “Return” key on the DTV remote controller 24, the screen transitions to the screen 41 (step S2.3). When the viewer presses the “down cursor” key of the DTV remote controller 24 on the screen 41, the focus moves to “four times”, and when the “enter” key of the DTV remote controller 24 is pressed thereafter, the screen transitions to the screen 43 ( Step S2.4). In the video display area in the upper left of the screen 43, a video (for example, Tanaka player's 3-game stealing scene) is displayed.

  The DTV remote control operation signal for the viewer's DTV 22 is also received by the DTV remote control signal receiving unit 13 of the D-VHS deck 23 to which the present invention is applied, and the DTV remote control together with the reception time from the start of data recording of the data broadcast program. It is recorded in the signal recording unit 14.

  FIG. 5 is a diagram showing the remote control code recorded in the DTV remote control signal recording unit 14 and the information of the reception time. According to the example shown in FIG. 4, a “right cursor” key and its reception time “00:00:10”, a “decision” key and its reception time “00:00:12”, a “return” key and its reception time “00:00:50”, “down cursor” key and its reception time “00:00:55”, “decision” key and its reception time “00:00:57” are sequentially recorded in the DTV remote control signal recording unit 14. Is done.

  After the above operation is performed and the data broadcast program is watched, the recording end operation is performed by the viewer at the operation input unit 17 of the D-VHS deck 23 to which the present invention is applied. This recording end operation is transmitted to the control unit 16. The control unit 16 controls the D-VHS recording / reproducing unit 12 to finish recording the program data of the data broadcast program. At the same time, the control unit 16 controls the DTV remote control signal recording unit 14 to end the recording of the remote control signal (step S3).

  After the D-VHS tape on which the program data of the data broadcast program is recorded is rewound, a playback operation is performed by the viewer at the operation input unit 17 of the D-VHS deck 23 to which the present invention is applied. The reproduction operation is transmitted to the control unit 16. The control unit 16 controls the D-VHS recording / reproducing unit 12 to start reproducing the program data of the data broadcast program. The program data of the data broadcast program reproduced by the D-VHS recording / reproducing unit 12 is transmitted to the DTV 22 via the IEEE 1394 I / F unit 11. At the same time, the control unit 16 controls the DTV remote control signal transmission unit 15 to transmit the DTV remote control signal based on the information recorded in the DTV remote control signal recording unit 14. The remote control signal transmitted from the DTV remote control signal transmitter 15 is received by the DTV 22, and the same screen transition (FIG. 4) as when on air is reproduced (step S4).

  As described above, according to the present embodiment, when recording a data broadcast program, the program data of the data broadcast program is recorded in the D-VHS recording / reproducing unit 12, and at the same time, the remote control code for the data broadcast program is recorded. The information and the reception time are recorded in the DTV remote control signal recording unit 14, and at the time of reproduction, the program data of the data broadcast program reproduced by the D-VHS recording / reproduction unit 12 is transmitted, and at the same time, the DTV remote control signal recording unit 14 Since the DTV remote control signal is transmitted based on the recorded information, it is possible to reproduce the screen transition caused by the remote control operation of the viewer when on air without performing the remote control operation again during the reproduction.

  In the present embodiment described above, the remote control signal using the DTV remote controller 24 is simultaneously recorded together with the data broadcast program data, and the screen transition caused by the remote control operation of the viewer during the on-air operation does not have to be performed again during the playback. However, it is a matter of course that the present invention can be applied to simultaneous recording of operation signals and control signals other than the remote control signal.

It is a block diagram which shows the structure of the data broadcast program recording / reproducing apparatus which concerns on embodiment of this invention, and is a block diagram which shows the example of 1 structure applied to the D-VHS deck as a data broadcast program recording / reproducing apparatus. It is a figure which shows the example of a connection of a D-VHS deck provided with the structure shown in FIG. In the connection example of FIG. 2, while the data broadcast program is recorded on the D-VHS deck, the viewer operates the DTV and D-VHS deck by remote control using the DTV remote control, and then plays the recorded D-VHS content. FIG. 6 is a flowchart for explaining a flow until a data broadcast program is viewed. FIG. 3 is an explanatory diagram showing an example of remote control operation and screen transition using a DTV remote control in the connection example of FIG. 2. It is explanatory drawing which shows the example of the data format recorded by the DTV remote control signal recording part of FIG.

Explanation of symbols

11 IEEE1394 I / F part (interface part)
12 D-VHS recording / reproducing unit (recording medium recording / reproducing unit)
13 DTV remote control signal receiver (operation signal receiver)
14 DTV remote control signal recording unit (operation signal recording unit)
15 DTV remote control signal transmitter (operation signal transmitter)
16 Control Unit 17 Operation Input Unit 21 Digital Broadcasting Antenna 22 Digital Television (DTV)
23 D-VHS deck 24 DTV remote control 41, 42, 43 screen

Claims (1)

A data broadcast program recording / playback apparatus connected to a digital television receiving a digital data broadcast program via a data bus and recording and playing back the digital data broadcast program,
A data interface unit for transmitting / receiving program data of the digital data broadcast program to / from the digital television via the data bus;
A recording medium recording / reproducing unit that records the program data received by the data interface unit on a recording medium, reads the program data recorded on the recording medium, and supplies the program data to the data interface unit;
An operation signal receiving unit capable of receiving an operation signal in response to an operation request transmitted from the outside to the digital television;
An operation signal recording unit that sequentially records one or more operation request commands included in the operation signal together with time information at the time of reception for the operation signal received by the operation signal receiving unit;
An operation signal transmission unit that reads the one or more operation request commands recorded in the operation signal recording unit and transmits the command to the digital television;
An operation input unit for receiving an operation request for recording or reproducing the program data;
When the operation request input to the operation input unit is an operation request for recording the program data, the operation signal is simultaneously recorded on the recording medium with the program data received by the data interface unit. The one or more operation request commands received at the receiving unit are sequentially recorded in the operation signal recording unit together with the time information at the time of each reception,
When the operation request input to the operation input unit is an operation request for reproducing the program data, the program data recorded on the recording medium is read and supplied to the data interface unit, Based on the time information at the time of each reception of the one or more operation request commands recorded in the operation signal recording unit, the operation signal is transmitted from the operation signal transmission unit. A control unit that controls to transmit as
A data broadcast program recording / playback apparatus having a configuration provided.

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