KR100215719B1 - Stand-by power consumption reducing method and device of televideo - Google Patents

Abstract

The present invention relates to a method and a device for reducing standby power consumption of a tele video, which can reduce power consumption unnecessarily by a VCR configuration in a standby mode. If the confirmation result confirms that the reservation recording function is not set, the elapsed time in the standby mode is counted based on the user's key input, and the judgment result is determined by determining whether the counted time exceeds the predetermined reference time. When the standby mode elapsed time exceeds the contracted reference time, it is characterized in that the power supply to the VCR side is cut off until the time of switching to the VCR mode.

Description

Method for reducing standby power consumption of televideo and its device

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a TVCR, and more particularly, to a method and apparatus for reducing standby power consumption of televideo, which can reduce power consumed unnecessarily by a VCR configuration in a standby mode.

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. Since the connection is already internally connected, the user has several advantages, such as the user does not need to connect 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 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 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 video and audio signals output from the second audio IF processing section 6 and the second video IF processing section 7 and tape playback output from the recording / playback processing section 20 of the VCR, which will 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 control unit 10 when the VCR mode is selected by a mode selection key (not shown) of the remote control device 8; Is a deck that executes recording, playback, and video tape forwarding / rewinding / pause, etc. according to the command of.), And 20 is a complex suitable for screen output based on video and audio signals reproduced and output by the deck 19. A recording / playback processing section 21 for outputting a video signal and supplying to the deck 19 by performing processing such as YC separation on the broadcast signal output from the A / V switching section 11 for recording, and 21 is a user. The display unit displays the operation status of the entire device.

In other words, the conventional TVCR having the above-described configuration is capable of setting a recording mode for another broadcast channel using the remote controller 8 while watching a certain broadcast channel using the first tuner 2. In this case, the control unit 10 tunes the broadcast channel set for recording through the second tuner 5 and switches the control of the A / V switching unit 11 to broadcast the tuned by the second tuner 5. The signal 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.

On the other hand, since the VCR configuration inside the TVCR is required to perform a scheduled recording function set by the user, it consumes a constant power even in a standby mode (STANDBY). In case of being in the standby mode for a long time, power wasted unnecessarily, causing inefficiency in power usage.

SUMMARY OF THE INVENTION The present invention has been made in view of the above circumstances, and provides a method and apparatus for reducing standby power consumption of televideo, which can reduce power consumed unnecessarily by a VCR configuration in a standby mode. There is a purpose.

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

2 is a block diagram showing an internal configuration of a TVCR equipped with a standby power saving function according to an embodiment of the present invention.

FIG. 3 is a flow chart for explaining the operation of the apparatus in the configuration of FIG. 2. FIG.

* Explanation of symbols for 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, 31: power plug,

32: main power supply unit, 33: first relay drive unit,

34: second relay drive unit, 35: timer,

36: reservation information storage unit, RY1: the first relay,

RY2: the second relay.

In accordance with a first aspect of the present invention, a method for reducing standby power consumption of tele-video is to make a reservation recording step of checking whether a reservation recording function is set, and to check whether reservation recording is set. If it is confirmed that the function is not set, the standby mode elapsed time counting step of counting the elapsed time in the standby mode based on a user key input, and the reference time for which the counted time in this standby mode elapsed time counting step is agreed Standby time judging step for judging whether or not it has been exceeded; and VCR operation power intermittent step for cutting off the VCR side supply power until the VCR mode switchover time when the standby mode elapsed time exceeds the predetermined reference time as a result of the determination in this wait time judging step. Characterized in that configured to include.

In addition, the apparatus for reducing standby power consumption of televideo according to the second aspect of the present invention includes a reservation information storage unit for storing reservation recording information set by a user in a televideo having a reservation recording function; A timer for counting elapsed time in the standby mode, a main power supply for supplying the operating power of the entire apparatus based on an AC power applied through the power plug, and an operating power supplied from the main power supply to the VCR according to a predetermined control signal. The power interrupter for controlling the power supply, and when the elapsed time of the standby mode counted by the timer in the absence of data set in the reservation information storage unit exceeds the predetermined time, shuts off the power supply of the VCR side through the power interrupter. It characterized in that it comprises a control unit for controlling to.

That is, according to the present invention having the above-described configuration, it is possible to reduce the power consumed unnecessarily by the VCR side configuration in the standby mode (STANDBY) 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 an internal configuration of a TVCR equipped with a standby power consumption reduction function according to an embodiment of the present invention. Referring to the same elements as those shown in FIG. The numbers will be omitted and the detailed description thereof will be omitted.

In FIG. 2, reference numeral 30 denotes a controller additionally provided with a standby power consumption reduction function, 35 denotes a timer for counting an elapsed time in the standby mode, and 36 denotes reserved recording information set by a user as data. Reservation information storage unit.

In addition, reference numeral 31 denotes a power plug, 32 denotes a main power supply for supplying operating power for the entire apparatus based on an AC power applied through the power plug 31, and reference numeral RY1 denotes a main power plug from the power plug 31. The first relay for controlling the power supplied to the power supply unit 32 side, reference numeral 33 is a first relay driving unit for controlling on / off the first relay RY1 in accordance with a predetermined control signal from the control unit 30.

Reference numeral RY2 denotes a second relay for controlling the operating power supplied to the VCR side via the P1 terminal of the main power supply unit 32, and reference numeral 34 denotes a second relay according to a control signal from the control unit 30. It is a second relay driver for controlling on / off driving of RY2.

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

In the VCR operation mode such as recording or tape playback, when a user operates the remote control device 8 to input a switch command to the TV mode (ST 1), the controller 30 sends the reservation information storage unit 36 from the reservation information storage unit 36. By reading the status information set by the user (ST 2), it is checked whether the reservation recording function is set. (ST 3)

As a result of confirming the reservation information, when it is determined that the reservation recording function is set, the controller 30 normally performs the scheduled reservation recording function based on the current time counted every hour.

On the other hand, if it is determined in the step 3 that the reservation recording function is not set, the controller 30 drives the timer 35 (ST 5), and the elapsed time while the VCR side configuration is in the standby state. It is to be counted (ST 6), which is to count a predetermined time of about 5 minutes, for example to determine whether the configuration of the VCR side is maintained in the standby mode for a predetermined time or more.

When a switching command to the VCR mode is input by the user's remote control during counting (ST 7), the controller 30 resets the timer 35 to cancel the VCR side sleep mode switching function. 8)

On the other hand, when the time counted by the timer 35 passes the contracted time (ST 6), the controller 30 sets the operation mode on the VCR side to the sleep mode (ST 9), and the second relay By turning off the second relay RY2 through the driving unit 34, the operating power supplied from the main power supply unit 32 to the VCR side is cut off.

When the user operates the remote control device 8 to select a recording or playback function or inputs a switching command to the VCR mode, the control unit 30 controls the second relay driver ( The power supply is restarted by turning on the second relay RY2 through 34).

That is, according to the above embodiment, when the standby state STANDBY continues for a predetermined time without the reservation recording function being set, unnecessary power consumption can be reduced by shutting off the operating power supplied to the VCR side.

On the other hand, the present invention is not limited to the above embodiments and can be modified in various ways without departing from the technical gist of the present invention.

As described above, according to the present invention, it is possible to reduce unnecessary power consumption by the VCR side configuration in the standby mode (STANDBY) state.

Claims (2)

When the reservation recording function is confirmed as the result of the reservation recording check step to check whether the reservation recording function is set, and the reservation recording setting is confirmed, the elapsed time in the standby mode is based on the user key input. The standby mode elapsed time counting step of counting, the standby time determining step of determining whether the time counted in this standby mode elapsed time counting step exceeds the contracted reference time, and the determination result standby time elapsed time of this waiting time determining step is A method for reducing standby power consumption of televideo, comprising a step of intermittent operation of the VCR, which cuts off the supply power to the VCR until the VCR mode is switched after the predetermined reference time is exceeded. In a tele video with a reservation recording function, a reservation information storage unit in which reservation recording information set by a user is stored as data, a timer for counting the elapsed time in the standby mode, and an alternating current applied through a power plug A main power supply unit for supplying the operating power of the entire apparatus based on the power supply, a power interruption unit for interrupting the operating power supplied from the main power supply unit to the VCR according to a predetermined control signal, and a state in which there is no data registered in the reservation information storage unit The standby power consumption reduction of the tele-video characterized in that it comprises a control unit for controlling to cut off the power supply to the VCR side through the power control unit when the elapsed time of the standby mode counted by the timer in the Device.