KR19980085988A - How to control scheduled recording of satellite broadcasting receiver - Google Patents

Abstract

The present invention relates to a reservation recording control method of a satellite broadcast receiver for performing a scheduled recording for a specific program using a satellite broadcast receiver and a VCR. The present invention relates to a scheduled recording start time and end time for performing scheduled recording, and a corresponding channel. A first step of detecting whether the satellite broadcasting receiver is powered on / off when the scheduled recording start time is reached in a preset state including the reservation information, and if the power is turned off as a result of the detection, A second step of turning on the power, turning on the monitor and turning on the VCR, and switching to the recording mode; tuning the reserved channel; and recording the tuned broadcast signal on a tape mounted on the VCR. In step 3, when the scheduled recording end time comes, the VCR is switched to the stop mode, and then the power is turned off. A fourth step of detecting the presence or absence of the fourth step of detecting whether or not the user's viewing is detected, maintaining the channel currently displayed on the monitor, and if the user's viewing is not detected, turning off the satellite broadcasting receiver. It includes five steps.

Description

How to control scheduled recording of satellite broadcasting receiver

The present invention relates to a reservation recording method using a satellite broadcast receiver, and more particularly, to a recording control method of a satellite broadcast receiver suitable for automatically controlling the power of the satellite broadcast receiver according to the presence or absence of a user at the end of the reservation recording.

As is well known, satellite broadcasts receive broadcast signals from ground stations (broadcasting earth stations) using broadcast satellites floating on geostationary orbits of several kilometers (eg 35,786 km) above the equator, and receive satellite signals from each home. It is a broadcasting system that can be directly received by an antenna.

These satellite broadcasts expand the range of information selection compared to conventional terrestrial or cable broadcasts, simplify the handling method, and provide 'high-performance teletext' functions that provide detailed information such as graphics, still images, text, graphics, 'Facsimile service' function that broadcasts information such as photos on paper, 'Audio graphic' function that broadcasts a combination of high definition still images and high quality voice, channel ID, program name, program contents, airing It includes a variety of services, such as the 'program guide service' function that tells the time, whether there is a paid broadcast.

In addition, the satellite broadcasting receiver used in the satellite broadcasting system refers to a device that receives a bitstream provided from a satellite, processes a broadcast signal of a selected channel through a predetermined process, and then displays the signal.

In the conventional satellite broadcasting receiver, when the reserved recording is set for a specific program using a VCR, the power of the satellite broadcasting receiver is automatically turned off when the scheduled recording is terminated regardless of the presence or absence of a user.

Therefore, in this case, when the user is watching a program, there is an inconvenience of turning on the power of the satellite broadcasting receiver again.

Accordingly, the present invention is to solve the above-mentioned problems of the prior art, when the reservation recording process is terminated in the satellite broadcasting receiver for performing the reservation recording using the VCR, the presence of the user is detected and accordingly the power of the satellite broadcasting receiver It is an object of the present invention to provide a method for controlling reservation recording of a satellite broadcasting receiver capable of automatically controlling the control.

In order to achieve the above object, the present invention, when the reservation information including the reservation recording start time and end time, the corresponding channel, etc. for performing the reservation recording is set in advance, when the reservation recording start time, The first step of detecting whether the power is on or off, if the power is turned off, the satellite broadcasting receiver is turned on, the monitor is turned on, the VCR is turned on, and the recording mode is switched. A second step of tuning the reserved channel and recording the tuned broadcast signal on a tape mounted on the VCR; when the reserved recording end time comes, the VCR is switched to a stop mode and then A fourth step of detecting whether the user is watching or not, if the viewing of the user is detected, the current display on the monitor Maintaining the channel, and if the user's watching is not detected, there is provided a reserved recording method of controlling a satellite broadcasting receiver comprising a fifth step of turning off the power of the satellite broadcast receiver.

1 is a block diagram of a satellite broadcast receiver and a VCR suitable for applying a method of controlling reservation recording of a satellite broadcast receiver according to an embodiment of the present invention;

2 is a flowchart illustrating a reservation recording control process of a satellite broadcasting receiver according to an embodiment of the present invention.

<Description of the code | symbol about the principal part of drawing>

110: key input unit 120: microcomputer

130: tuner and demodulator 140: MPEG decoder

150: signal processing unit 160: memory unit

170: timer 210: control unit

220: amplification unit 230: modulator

240 drive unit 250 head portion

The above and other objects and various advantages of the present invention will become more apparent from the preferred embodiments of the present invention described below with reference to the accompanying drawings.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

FIG. 1 is a block diagram of a satellite broadcast receiver and a VCR suitable for applying a reservation recording control method of a satellite broadcast receiver according to an exemplary embodiment of the present invention. The key input unit 110, the microcomputer 120, the tuner and the decoder Satellite broadcasting receiver 100 including control unit 130, MPEG decoder 140, signal processing unit 150, memory unit 160, timer 170, control unit 210, amplifier 220, modulator ( 230, the VCR 200 including the driving unit 240 and the head unit 250.

The key input unit 110 of the satellite broadcasting receiver 100 is composed of key metrics on a remote controller or its own panel to generate a corresponding key signal by a user's operation and provide it to the microcomputer 120, and the microcomputer 120. ) Generates a respective control signal for performing a corresponding function based on the key signal from the key input unit 110, for example, when a key signal for channel selection is input based on a viewer's operation signal It generates a control signal for tuning the bitstream of the corresponding channel.

The tuner and demodulator 130 tunes a broadcast signal of a channel corresponding to a control signal for tuning from the microcomputer 120 among the bitstreams received from the satellites, which are not shown, and then tunes the bitstreams. The demodulation is provided to the MPEG decoder 140.

The MPEG decoder 140 separates and decodes a broadcast signal provided from the tuner and the demodulator 130 into an audio signal, a video signal, and various program information, and then provides the decoded signal to the signal processor 150. The signal processor 150 The decoded audio and video signals are subjected to a predetermined signal processing process and then converted into analog signals, respectively, and output to the monitor and the speaker, not shown.

On the other hand, the control unit 210 of the VCR 200 generates a control signal for controlling the overall operation of the VCR 100, the amplifier 220 removes the amplification and noise for the input signal modulator 230 ), And the modulator 230 provides the head unit 250 with a signal provided from the amplifier 220 through a predetermined modulation process.

Then, the driving unit 240 drives the head unit 250 based on the drive control signal of the control unit 210, so that the signal provided from the modulator 230 is recorded on the tape (not shown) by the head unit 250. do.

In order to perform the scheduled recording of a specific program by connecting the satellite broadcasting system 100 and the VCR 200 configured as described above, the scheduled recording start time and end time of the corresponding program, and the corresponding channel are input to the key input unit 110. When input via the microcomputer 120, the microcomputer 120 stores the reservation information set by the user in the memory unit 160 in response to the key signal provided from the key input unit 110.

The microcomputer 120 compares the current time counted by the timer 170 with the scheduled recording start time stored in the memory unit 160, and when the scheduled recording start time set by the user is reached, It detects whether the power on / off (ON / OFF), if the power is off at this time, after turning on the power of the satellite broadcasting receiver 100 generates a control signal for turning on the power of the VCR 200 again It is provided to the VCR 200.

At this time, the microcomputer 120 stores the power on / off information of the satellite broadcasting receiver 100 in the memory unit 160. The power on / off information has a reference value for controlling the power of the receiver at the end of the scheduled recording described later. do.

In addition, the microcomputer 120 generates a control signal for driving the VCR 200 and the monitor (not shown) through the line L13, and provides the control signal to the VCR 200. Accordingly, the control unit 210 of the VCR 200 is provided. ) Turns on the power of the VCR 200 based on the control signal provided from the microcomputer 120 of the satellite broadcasting receiver 100, and the monitor is also powered on based on the control signal of the microcomputer 120. Becomes

In addition, the microcomputer 120 generates a tuning control signal for tuning the reserved recording channel set by the user and provides the tuner and demodulator 130, and the tuner and demodulator 130 controls the microcomputer 120. The channel is tuned based on the signal.

In this case, the broadcast signal of the tuned channel is provided to the VCR 200 through the line L11 through a predetermined decoding process and a signal processing process by the MPEG decoder 140 and the signal processor 150, wherein the microcomputer ( 120 generates a control signal for switching the operation of the VCR 200 to a recording mode and provides it to the control unit 210 of the VCR 200.

Accordingly, the control unit 210 of the VCR 200 switches the operation of the VCR 200 to the recording mode based on the control signal of the microcomputer 120, and the broadcast signal output from the satellite broadcast receiver 100 is amplified. It is provided to the head 250 through a predetermined signal processing process through the 220 and the modulator 230.

The driver 240 drives the head 250 based on the control signal of the controller 210, so that the broadcast signal of the channel for which the user has set reserved recording is recorded on the tape by the head 250. .

The microcomputer 120 performs all key signals (for example, channel change key signal, volume control key signal, menu key signal, etc.) generated from the key input unit 110 during the reservation recording process set by the user through the above-described process. ) And perform the corresponding operation, in which case the presence or absence of a key signal is also stored in the memory unit 160 and the satellite at the end of the scheduled recording described later together with the power on / off information at the start of the reserved recording described above. It is used as a reference value for controlling the power of the broadcast receiver 100.

The microcomputer 120 continuously checks the current time of the timer 170. At this time, if the current time of the timer 170 coincides with the reserved recording end time set in the memory unit 160, the VCR 200 The control unit 210 generates a mode switching control signal to stop the recording mode of the VCR 200 and then generates a power off control signal, thereby turning off the power of the VCR 200.

In addition, the microcomputer 120 detects the presence or absence of a current user, and turns off the satellite broadcasting receiver 100 if there is no user.

Meanwhile, the process of detecting the presence or absence of the user of the microcomputer 120 will be described in detail. First, the microcomputer 120 will power on / off information of the satellite broadcasting receiver 100 stored in the memory unit 160 at the above-described reservation recording start time. If the power source of the satellite broadcasting receiver 100 has already been turned on at the start of the scheduled recording, the user determines that the satellite broadcasting receiver is currently receiving the satellite broadcasting, and thus does not turn off the satellite broadcasting receiver 100.

When the scheduled recording starts from the power on / off information stored in the memory unit 160, the power of the satellite broadcasting receiver 100 is off, and the satellite broadcasting receiver 100 is received from the key input unit 110 during the scheduled recording. If various key signals (eg, a channel change key signal, a volume control key signal, a menu key signal, etc.) for controlling the operation of the microcomputer 120 do not occur, the microcomputer 120 determines that there is no current user and the satellite broadcasting receiver 100 ) Will be turned off.

On the other hand, as a method of determining the presence or absence of a user at the end of the scheduled recording, for example, the satellite broadcast receiver 100 configured as described above the infrared motion detection sensor used to automatically turn on and off the indoor and outdoor lighting or not shown It is installed separately on the front panel of the monitor and detects the user's movement based on the control signal of the microcomputer 120 at the end of the scheduled recording, and the microcomputer 120 checks the presence or absence of the user according to the presence or absence of the detection signal provided from the receiver (not shown). By discriminating, it is possible to control on / off of the power of the satellite broadcasting receiver 100.

Therefore, the broadcast signal of the channel tuned through the line L11 is provided to the VCR 200 and the monitor not shown, and the control for controlling the power supply of the VCR 200 or the monitor not shown through the line L13. When the motion detection sensor is used as described above, a signal is provided, and the sensor driving control signal generated from the microcomputer 120 is provided to the sensor (not shown) through the line L13 described above, and the user detection is output from the sensor. The signal is also provided to the microcomputer 120 through the line L13.

2 is a flowchart illustrating a reservation recording control process of a satellite broadcasting receiver according to an exemplary embodiment of the present invention. A reservation recording control method according to the present invention will be described in detail with reference to the accompanying drawings.

The scheduled recording start time and end time for recording a specific program, the corresponding channel, etc. are stored by the user in the memory unit 160 of the satellite broadcasting receiver 100 (step 101), and counted by the timer 170. When the current time is equal to the scheduled recording start time set in the memory unit 160 (step 103), the microcomputer 120 detects whether the satellite broadcasting receiver 100 is turned on or off (step 105). At this time, when the satellite broadcast receiver 100 is turned off, the satellite broadcast receiver 100 is turned on based on the control signal of the microcomputer 120 (step 107).

At this time, the VCR 200 is also set to the recording mode after the power is turned on based on the control signal of the microcomputer 120, and at this time, the power of the monitor (not shown) is also turned on by the control of the microcomputer 120. (Step 109).

In addition, the satellite broadcast receiver 100 tunes a broadcast signal of a reserved channel based on the control signal of the microcomputer 120 to provide it to the VCR 200, and the VCR 200 also controls the control signal of the microcomputer 120. By recording the broadcast signal tuned on the basis on the tape, the reserved recording operation set by the user is executed (step 111).

If the scheduled recording end time is detected by the microcomputer 120 after executing the reserved recording through the above-described step 111 (step 113), the operation of the VCR 200 enters the stop mode under the control of the microcomputer 120. After switching, the power is turned off (step 115).

Then, the microcomputer 120 detects the presence or absence of the user (step 117). As described above, the method for determining whether the user is present is the power on / off state information at the start of the initial reservation recording and the key signal during the reservation recording. It may be determined based on whether or not it occurs, and as another method, there is a method of detecting the presence or absence of a user using a motion sensor in the reserved recording end step 113.

On the other hand, if the user presence detection result in step 117 described above, if the user is not detected, the microcomputer 120 turns off the power of the satellite broadcast receiver 100 (step 119), when the user is detected, that is, If it is determined that the user is currently watching the satellite broadcast based on the above-described user detection method at the end of the reserved recording, the microcomputer 120 maintains the currently displayed channel (step 121).

Therefore, when the scheduled recording is finished, it is possible to automatically control the power of the satellite broadcasting receiver 100 according to the presence or absence of the user.

As described above, according to the present invention, it is possible to provide convenience of product use by automatically turning on / off the power according to the presence or absence of a user at the end of the scheduled recording of the satellite broadcasting receiver, thereby improving the overall performance of the product. It works.

Claims (6)

In the reservation recording control method of a satellite broadcasting receiver using a VCR, If reservation information including a reservation recording start time and an end time and a corresponding channel for performing the reservation recording is preset, when the reservation recording start time is reached, whether the power of the satellite broadcasting receiver is on / off is detected. First step; A second step of turning on the satellite broadcast receiver, turning on the monitor, turning on the VCR, and switching to a recording mode when the power is turned off as a result of the detection; Tuning the reserved channel and recording the tuned broadcast signal on a tape mounted on the VCR; A fourth step of switching the VCR to a stop mode and turning off the power when the reserved recording end time arrives, and detecting whether a user is watching; And a fifth step of maintaining the channel currently displayed on the monitor if the viewing of the user is detected and turning off the satellite broadcasting receiver if the viewing of the user is not detected. How to control scheduled recording. The method of claim 1, wherein the fourth step, If the satellite broadcasting receiver is powered on as a result of the detection in the first step, it is determined that the viewing of the user is detected. The method of claim 1, wherein the fourth step, And when at least one key signal is generated during the reserved recording, determining that the user's viewing is detected. The method of claim 1, wherein the fourth step, And the user's viewing determination is performed by a detection signal from a motion detection sensor provided on a front panel of the satellite broadcasting receiver. The method of claim 1, wherein the fourth step, And the user viewing determination is performed by a detection signal from a motion detection sensor provided on a front panel of the monitor. The method according to claim 4 or 5, The motion detection sensor is a reservation recording control method of a satellite broadcast receiver, characterized in that the detection of the power is turned on at the same time as the end of the scheduled recording.