KR19980085966A - Televideo with automatic recording function according to viewer's sleep status - Google Patents

Abstract

The present invention relates to a tele-video with an automatic recording function according to the viewer sleep state recognition to be able to record the program that the viewer missed while sleeping by recognizing it when the viewer enters the sleep state automatically In the tele video having a tuner for a broadcast station and a control unit for controlling the overall apparatus, and a deck for recording a broadcast signal tuned by the tuner under the control of the control unit, far infrared rays emitted from the viewer's body are detected. A far infrared sensor that outputs a corresponding electric signal, an A / D converter that converts and outputs an analog signal output from the far infrared sensor into a digital signal, a timer for generating and outputting predetermined time data, and an automatic recording function while sleeping. Key input unit for setting, and automatic recording function during bedtime through this key input unit And a state storage unit configured to store and set the state data contracted under the control of the controller, wherein the controller is configured to generate a signal detected by the far-infrared sensor at a predetermined period of time data generated by a timer. It is determined that the viewer is going to bed on the basis of the level change during the time period, and when the bedtime judgment is made, the deck is driven to perform automatic recording by controlling the deck.

Description

Televideo with automatic recording function according to viewer's sleep status

The present invention relates to televideo, and in particular, when the viewer enters the sleep state, the automatic recording according to the viewer sleep state recognition to be able to record the program missed while the viewer sleeps by automatically performing the recording operation by recognizing this It's about televideo with features.

Currently, a so-called tele video device (hereinafter referred to as TVCR), which is formed by integrating a television and a VCR, has been developed and used. Such a TVCR can operate both a TV and a VCR through a single remote control device, and also signals from both devices. In connection, the connection is completed internally, so the user does not need to connect a connector using a connector.

1 is a block diagram showing the internal structure of a general TVCR. In FIG. 1, reference numeral 1 is an antenna for receiving an over-the-air broadcast signal, 2 is a first tuner for executing channel selection according to TV viewing, and A first audio IF processor for amplifying and detecting an intermediate frequency signal IF of the channel tuned by the first tuner 2 and outputting an audio signal; and 4, an image intermediate frequency signal output from the first tuner 2; And a first image IF processor for amplifying and detecting the output signal.

Further, reference numeral 5 denotes a second tuner which executes a broadcasting station for a recording channel when the recording function is set by the remote controller 8 to be described later, and 6 and 7 are channels tuned by the second tuner 5. And a second audio IF processor and a second video IF processor for amplifying and detecting an intermediate frequency signal of the A-signal and outputting an audio signal and a video signal, respectively.

Next, reference numeral 8 is a remote control device for the user to adjust the output volume, channel switching and mode switching or other remote control, and 9 receives an infrared signal transmitted from the remote control device 8 and transmits it. A receiver for converting and outputting a signal into an ordinary signal; 10 is a controller for controlling the entire apparatus according to a contracted code signal input from the receiver 9; and 11 is the first audio IF processor 3 and the first video IF processor 4; And the video and audio signals output from the second audio IF processing section 6 and the second video IF processing section 7 and the tape playback output from the VCR-side recording / playback processing section 20 to be described later. The signal is selectively switched to be output to the audio processing unit 12 and the image processing unit 15 connected to the rear stage, and the audio of the second audio IF processing unit 6 and the second image IF processing unit 7 is recorded during recording. And a video signal recording / reproducing processor (2) A / V switching part that switches output to 0) side.

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 microcomputer 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 controller 10. An image processor for processing (Color) adjustment and outputting R (Red), G (Green), B (Blue), and luminance (-Y) signals corresponding to the image signal, and 16 outputting from the image processor 15 A CRT driving section for driving the CRT 17 connected to the rear stage based on the R, G, B and luminance (-Y) signals.

In addition, reference numeral 18 is a deck driving unit for driving the deck 19 to be described later, 19 is the VCR mode when the mode selection key (not shown) of the remote control device 8 is pressed; A deck that executes recording / playback as well as video tape rewind / pause / pause according to the command of the control unit 10. 20 is a screen output based on video and audio signals reproduced and output by the deck 19. A recording / reproducing processing section for outputting a composite video signal suitable for the recording and reproducing the broadcast signal output from the A / V switching unit 11 for YC separation and supplying the composite video signal to the deck 19 for recording; 21 is a display unit for displaying the operation state of the overall device.

That is, in the conventional TVCR having the above-described configuration, the user can select a recording mode for another broadcast channel using the remote controller 8 while watching the broadcast program of the channel tuned by the first tuner 2. In this case, the control unit 10 controls the second tuner 5 to tune the recorded broadcast channel and switches the A / V switching unit 11 to control the second tuner 5. The broadcast signal tuned by 5) is applied to the recording / playback processing section 20, and then the deck driving section 18 is controlled to perform a recording operation to record the broadcast program of the channel selected by the viewer.

In addition to the other channel recording function as described above, according to the viewer's selection, the broadcast program recording function and the scheduled recording function of the channel being watched are also executed. When the viewer inputs a corresponding command through the remote control device 8, The control unit 10 executes the drive control of the deck 19 through the deck driving unit 18.

On the other hand, when a user who is watching TV falls asleep while watching TV, there may be a case in which the user cannot watch the rest of the program after sleeping, so that the user may broadcast a one-time broadcast program as needed. There was a hassle to purchase a videotape that recorded the program through a program recording vendor.

The present invention was created in view of the above circumstances, and when the viewer enters the sleep state, the viewer recognizes this and automatically executes the recording operation so that the viewer can sleep and record a program that the viewer misses while sleeping. The purpose is to provide televideo with automatic recording function according to recognition.

1 is a block diagram showing the internal structure of a typical TVCR.

Figure 2 is a block diagram showing the internal configuration of the automatic video recording function televideo according to an embodiment of the present invention.

Figure 3 is an external perspective view showing an installation example of the infrared sensor (S) shown in FIG.

Figure 4 is a block diagram showing another embodiment of the present invention.

Explanation of symbols on the main parts of the drawings

1: antenna, 2: first tuner,

3: first audio IF processor, 4: first video IF processor,

5: second tuner, 6: second audio IF processing unit,

7: second image IF processing unit, 8: remote control device,

9: receiving unit, 10, 30: control unit,

11: A / V switching unit, 12: voice processing unit,

13: voice amplifier, 14: speaker,

15: image processing unit, 16: CRT driving unit,

17: CRT, 18: deck drive unit,

19: deck, 20: recording / playback processing unit,

21: display unit, 27: A / D converter,

28: timer, 29: flag register,

31: Sync signal detector.

Televideo with an automatic recording function according to the present invention for realizing the above object is controlled by the tuner 2 for the broadcasting station and the control unit 30 for controlling the overall apparatus and the tuner 2 under the control of the control unit. In a tele video having a deck 19 for recording a tuned broadcast signal, a far infrared sensor S for detecting far infrared rays emitted from a viewer's body and outputting an electrical signal corresponding thereto, and the far infrared sensor S A / D converter 27 for converting and outputting an analog signal output from the digital signal into a digital signal, a timer 28 for generating and outputting predetermined time data, a key input unit 8 for setting an automatic recording function during bedtime, and And a state storage unit 29 for storing and setting the state data contracted under the control of the controller 30 when the automatic recording function during sleep is selected through the key input unit 8. 30 divides the signal detected and applied by the far-infrared sensor S into a predetermined period of time data generated by the timer 28 to determine whether the viewer is going to bed based on the level change during the time period. At the time of sleep determination, the deck 19 is driven to perform automatic recording.

That is, according to the present invention having the above-described configuration, the viewer can re-watch the broadcast program missed while falling asleep at a desired time at any time without being bound by the broadcast time.

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

FIG. 2 is a block diagram illustrating a tele video having an automatic recording function by recognizing a sleep state of a viewer according to an embodiment of the present invention. FIG. 2 is the same as that of the component shown in FIG. The numbers will be omitted and the detailed description thereof will be omitted.

In FIG. 2, reference numeral S denotes a far-infrared sensor that detects far-infrared rays emitted from the viewer's body, and the far-infrared sensor S outputs different sensing values according to movements of the sensing object and the sensing object.

Further, reference numeral 27 is an A / D converter for converting and outputting an analog signal output from this far infrared ray sensor S into a digital signal, 28 is a timer for generating and outputting predetermined time data, and 29 is a remote control device for a viewer. 8) is a flag register for storing and setting the contracted state data according to the control of the controller to be described later for selecting the automatic recording function during sleep.

In addition, reference numeral 30 controls the entire apparatus and segments the signal detected and applied by the far-infrared sensor S in a predetermined period of time data generated by the timer 28 to change the level during the time period. On the basis of this, the control unit serves as a controller for determining whether the viewer sleeps and controlling the execution of automatic recording.

Next, the operation of the device having the above configuration will be described.

As illustrated in FIG. 3, the far-infrared sensor S is installed at the front of the TV receiver to detect far-infrared radiation emitted from the viewer's body and output it as an electrical signal.

The signal output from the far infrared sensor S is converted into digital data by the A / D converter 27 and applied to the control unit 30.

On the other hand, when the viewer inputs the automatic recording function selection command during bedtime through the remote control device 8 in preparation for falling asleep during TV viewing, the controller 30 is contracted to the flag register 29. By setting the status data (for example, '1'), it is recorded by the viewer that the automatic recording function is selected during bedtime.

As described above, when the predetermined state data contracted in the flag register 29 is set, the controller 30 converts the A / D converter at a predetermined time interval based on the time data applied from the timer 28. Comparing the change of the viewer sensed data applied through the (27) and calculates the amount of change, if the amount of change of the data for a certain period of time is less than the predetermined value, the control unit 30 indicates that the viewer is in the sleep state By judging and driving the deck 19 through the deck driving unit 18, the recording operation is automatically executed.

Subsequently, when the viewer's movement is detected and the level of the viewer sensed data applied from the A / D converter 27 is changed to a predetermined value or more, the controller 30 determines that the viewer has woken up, and the deck By driving and controlling the deck 19 through the driving unit 18, the recording operation is paused. Then, when the viewer wakes up and selects the recording stop button (not shown) of the remote controller 8, the control unit ( 30 resets the state data of the flag register 29 to cancel the automatic recording function during sleep.

On the other hand, when the movement of the viewer is detected and the recording operation is paused and the recording stop button is not selected and the movement of the viewer is not detected for a predetermined time, the controller 30 determines that the viewer has fallen asleep again. By re-executing the automatic recording operation, the program broadcasted while the viewer is asleep is recorded.

That is, according to the above embodiment, when the viewer sleeps while watching the TV when the viewer is in the sleep state, the recording operation is automatically performed so that the viewer can record the missed program while the user is sleeping. It is possible to realize televideo with automatic recording function.

On the other hand, 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, for example, when the viewer does not wake up until the end of the regular broadcast, unnecessary overnight In preparation for a situation in which no signal state is recorded, as shown in FIG. 4, the regular broadcast is received by detecting a synchronization signal from the composite video signal CVS output from the first video IF processor 4. The synchronization signal detection unit 31 may be further configured to detect whether the device is in a state of being in a state, and the controller 30 may be configured to stop the recording operation when the controller 30 is in a non-signal state in which the synchronization signal is not detected.

As described above, according to the present invention, the viewer can watch the broadcast program missed while falling asleep at a desired time at any time without being bound by the broadcast time.

Claims (2)

In a tele video having a tuner (2) for broadcasting station, a control unit (30) for controlling the overall apparatus, and a deck (19) for recording broadcast signals tuned by the tuner (2) under the control of the control unit. , Far-infrared sensor (S) for detecting the far infrared rays emitted from the viewer's body and outputs an electrical signal corresponding thereto; An A / D converter 27 for converting and outputting an analog signal output from the far infrared sensor S into a digital signal; A timer 28 for generating and outputting predetermined time data; Key input unit (8) for setting the automatic recording function during sleep, and And a state storage unit 29 for storing and setting the state data contracted under the control of the control unit 30 when the automatic recording function during sleep is selected through the key input unit 8, The controller 30 segments the signal detected and applied by the far-infrared sensor S into a predetermined period of time data generated by the timer 28 to determine whether the viewer sleeps based on the level change during the time period. And the automatic video recording function according to the viewer's sleep state recognition, characterized in that the driving control of the deck (19) to perform the automatic recording when the determination is made. The synchronization signal detecting unit (31) according to claim 1, further comprising a synchronization signal detecting unit (31) for checking whether a synchronization signal is detected from the broadcast signal tuned by the tuner (2) and outputting a detection signal of a first level when the synchronization signal is detected. Included, The control unit 30 controls to stop the automatic recording execution of the deck 19 when the detection signal of the first level is output from the synchronization signal detecting unit 31. Featured televideo.