KR0158320B1 - Apparatus for indicating the recording state using sub-picture - Google Patents

Abstract

The present invention relates to a recording state display device for a televideo device using a sub-screen, which allows the program state of a broadcasting channel being recorded to be viewed through a sub-screen. The present invention relates to a first tuner for tuning a broadcast channel output to a CRT. 12. A TVCR having a second tuner for tuning a broadcast channel for; Selection means for selecting a display function of a broadcast channel in a state where the viewer is in a recording state, storage means for storing the function setting state by the selection means, and sub-picture based on the broadcast signal tuned by the second tuner; And a control means for driving control of the sub picture processing means by a predetermined time unit when the recording state display function is set in the storage means.

Description

Recording status display device for tele video device using sub picture

1 is a block diagram showing the configuration of a general televideo device.

2 is a block diagram showing a recording state display device for a televideo device using a sub-screen according to an embodiment of the present invention.

3 is a flowchart for explaining the operation of the apparatus in the configuration of FIG.

* Explanation of symbols for main parts of the drawings

1 antenna 2 first tuner

3: first audio IF processor 4: first image IF processor

5: second tuner 6: second audio IF processing section

7: second image IF processor 9: receiver

11: switching unit 12: voice processing unit

13: voice amplifier 14: speaker

15: image processing unit 16: CRT drive unit

17: CRT 20: recording / playback processing unit

21: display unit 101: remote control device

102: mode storage unit 103: PIP processing unit

104: control unit

The present invention relates to a tele video device capable of recording a different broadcast channel while watching one broadcast channel, and more particularly, for a tele video device using a sub screen so that a program state of a broadcast channel being recorded can be checked through a sub screen. A recording state display apparatus.

Currently, so-called televideo devices (hereinafter referred to as TVCRs), in which televisions and VCRs are integrated, have been developed and used. As such TVCRs allow viewers to watch one broadcast channel and record another broadcast channel, The demand is increasing. FIG. 1 is a functional block diagram showing the configuration of a general TVCR that is currently commercialized. In the drawing, reference numeral 1 denotes an antenna for receiving an over-the-air broadcast signal, and 2 denotes a first tuner for executing channel tuning according to a user's TV viewing. 3 is a first audio IF processor for amplifying and detecting an intermediate frequency signal IF of a channel tuned by the first tuner 2 and outputting an audio signal, and 4 is an image output from the first tuner 2. A first image IF processor outputs an image signal by amplifying and detecting an intermediate frequency signal.

Further, reference numeral 5 denotes a second tuner for tuning the broadcast signal received from the antenna 1 for the recording channel when the recording function is set by the remote controller 8 to be described later by the user. A second audio IF processing unit and a second video IF processing unit which amplify and detect an intermediate frequency signal of a channel tuned by the second tuner 5 and output audio and video signals, respectively.

Next, reference numeral 8 is a remote control device for the user to control the output volume, channel switching and mode switching, or remote control the whole other device, and 9 receives an infrared signal transmitted from the remote control device 8 A receiver for converting and outputting the signal into an ordinary signal; 10 is a control unit for controlling the entire apparatus according to the contracted code signal input from the receiver 9; and 11 is a first control unit according to a predetermined control signal from the control unit 10. 2 of the video and audio signals output from the audio IF processing section 3 and 6 and the first and second video IF processing sections 4 and 7 and the video tape output to the recording / reproducing processing section 20 of the VCR to be described later. The audio and video signals processed by the second audio IF processor 6 and the second video IF processor 7 may be output to the audio processor 12 and the image processor 15 by selectively switching the playback video and audio signals. A / V output to the recording / playback processing section 20 A switching unit.

Although reference numeral 12 is not shown for the audio signal output from the A / V switching unit 11, bass, treble, volume control according to a predetermined control signal from the control unit 10. 13 is a voice amplifier which amplifies the voice signal processed by the voice processor 12 and outputs it to the speaker 14 connected to the rear stage.

Although not shown in the drawing, reference numeral 15 denotes brightness, tint, and color tone of an image signal output from the A / V switching unit 11 according to a predetermined control signal from the control unit 10. An image processor which processes (Color) adjustment and outputs R (Red), G (Green), B (Blue), and luminance (-Y) signals corresponding to the image signal, and 16 is from this image processor 15. A CRT driving unit for driving the CRT 17 connected to the rear stage based on the output R, G, B and luminance (-Y) signals.

In addition, reference numeral 19 is a deck for executing a function such as winding / rewinding / pausing the video tape, including a normal playback and recording operation according to a user's remote control operation, and 18 is a predetermined output from the controller 10. A deck driving unit for driving the deck 19 in accordance with a control signal, 20 is a recording / reproducing processing unit for processing the reproduction signal and the recording signal according to the drive of the deck 19, 21 is controlled by the control unit 10 The display unit displays the operation status of the entire device.

That is, in the above configuration, when the viewer sets the recording mode for another broadcast channel using the remote controller 8 while the viewer watches the predetermined broadcast channel using the first tuner 2, the controller 10 Controls the second tuner 5 to tune the corresponding broadcast channel, and switches the switching unit 11 to apply the broadcast signal tuned by the second tuner 5 to the recording / reproducing processor 20. In addition, the deck driving unit 18 controls the deck driving unit 18 to record the channel broadcast desired by the viewer.

However, in the above-described apparatus, it is inconvenient to use because the user must check the recording state by switching the broadcast channel from time to time to check whether the broadcast program in the recording state is terminated.

Accordingly, the present invention has been made in view of the above circumstances, and the sub-screen is configured to automatically output the recording channel at a predetermined time interval through the sub-screen so that the viewer can easily check the program state of the broadcasting channel in the recording state. It is an object of the present invention to provide a recording state display apparatus for a TVCR.

According to the present invention, a recording state display apparatus for a TVCR using a sub-screen according to the present invention includes a first tuner for tuning a broadcast channel output to a CRT and a second tuner for tuning a broadcast channel for recording. In a TVCR, selecting means for selecting a display function of a broadcast channel in a recording state by a viewer, storing means for storing a function setting state by the selecting means, and based on a broadcast signal tuned by the second tuner. And a sub picture processing means for generating a video signal for the sub picture, and a control means for driving control of the sub picture processing means by a predetermined time unit when the recording state display function is set in the storage means. It is done.

That is, according to the present invention having the above-described configuration, it is possible to check the program state of the channel being recorded through the sub-screen at any time even without the cumbersome key manipulation, so that the user can enjoy watching TV broadcasting in a comfortable state.

Hereinafter, with reference to the accompanying drawings will be described an embodiment according to the present invention.

FIG. 2 is a block diagram showing a recording state display device for a televideo device using a sub-screen according to an embodiment of the present invention. Like reference numerals are used to designate like elements, and detailed description thereof will be omitted. .

In FIG. 2, reference numeral 101 denotes a remote control device having a predetermined function mode selection key (not shown) for a recording channel display function according to the present invention, and 105 receives an infrared signal transmitted from the remote control device 101. A receiver for converting and outputting the same into an electrical code signal, 104 is a control unit for controlling the overall device according to the code signal applied from the receiver 105.

On the other hand, reference numeral 102 is a mode storage unit for setting the state flag (FLAG) to the first level setting when the recording channel display function is selected through the remote control device 101, 103 is the user's key According to a selection, it is a PIP processing unit for generating a video signal for the sub picture based on the broadcast signal selected by the second tuner.

Next, the operation of the apparatus having the above configuration will be described with reference to the flowchart shown in FIG.

First, when the user operates the remote control device 101 to drive the TVCR ON, the control unit 104 checks this (ST1) and outputs a video signal for a reception channel on the CRT screen (ST2). .

Subsequently, when the user selects a simultaneous recording function for other channel broadcasting, the controller 104 checks this (ST3), and then controls the second tuner 5, the switching unit 11, and the deck driving unit 18. (ST4), the recording operation for the selected program is executed. (ST5)

On the other hand, the controller 104 checks whether the user selects the sub-screen display function for the recording channel during recording (ST6), and if the sub-screen display function is not selected until the recording mode is released, the control unit 104 performs the normal operation. When the sub picture display function is selected by the user (ST7, ST8), the control unit 104 first sets the status flag in the mode storage unit 102 to the first level. In operation ST9, the PIP processing unit 103 is driven by a predetermined time unit to periodically output the video signal of the recording channel through the sub-screen.

The above operation is continuously executed until the user releases the recording channel display function by operating the remote control device 101. When the user releases the function, the control unit 104 checks the mode storage unit. The state flag of (10) is reset, and the process returns to the process of step ST6, and the above-described operation is repeated until the recording execution stops.

That is, according to the above embodiment, the user can check the program state of the channel being recorded through the sub-screen at any time even without the cumbersome key manipulation, so that the user can enjoy watching the TV broadcast in a comfortable state.

The present invention is not limited to the above embodiments and can be variously modified within the scope not departing from the technical gist of the present invention.

As described above, according to the present invention, it is possible to easily check the signal reception state of another channel broadcasting program other than the viewing channel through the sub-screen while watching a program of one broadcasting channel, so that the recording state of TV watching must be checked one by one. You can eliminate the hassle.

Claims (1)

A TVCR having a first tuner for tuning a broadcast channel output to a CRT and a second tuner for tuning a broadcast channel for recording; Selection means for selecting a display function of a broadcast channel in a state where the viewer is in a recording state, storage means for storing the function setting state by the selection means, and sub-picture based on the broadcast signal tuned by the second tuner; Sub-screen processing means for generating a video signal, and if the recording state display function is set in the storage means, the sub-screen comprising a control means for driving control of the sub-screen processing means by a predetermined time unit Recording status display device for televideo device.