KR0143891B1 - Television control method of complex audio and video system - Google Patents

Abstract

There is provided a television monitor control device of a composite audio / video system in which a color television, a video tape recorder, and a compact disc player are integrated to move a television monitor up, down, left and right. When the power is supplied, the TV monitor is turned on automatically. When the power is supplied to the video tape recorder with the remote control, the power is automatically applied when the power is supplied to the TV. It is made up all the time.

Description

Television Control Method of Complex Audio / Video System

1 is a perspective view of a composite audio / video system according to the present invention;

2 is a block diagram of the composite audio / video system shown in FIG.

3 is a control flow chart for controlling a television using a remote control signal of a video tape recorder.

* Explanation of symbols for main parts of the drawings

1: Video tape recorder 2: Neck part

3: color TV 4: compact disc player

20: main microcomputer 22: VTR microcomputer

30: CD microcomputer

The present invention relates to a television control method of a composite audio / video system for controlling a television using a remote control signal of a video tape recorder in an audio / video system in which a television, a video tape recorder, and a compact disc player are integrally combined. .

In order to watch a videotape by connecting a videotape recorder to the television, you had to power up the videotape recorder, press the player for playback on the videotape, and press the power key to turn on the television monitor. There was a hassle of manipulating the video tape recorder and TV power key.

Accordingly, in view of the above situation, the present invention provides a remote control signal of a video tape recorder in a complex audio / video system in which a television, video tape recorder, and compact disc player are integrally constructed so that a television monitor moves up, down, left, and right. It is an object of the present invention to provide a television control method for a composite audio / video system for controlling a television by using a.

In order to achieve the above object, the present invention provides a color television having a video tape recorder capable of reproducing a signal recorded on a video tape, a television broadcast or a monitor capable of displaying the video signal, and a compact installed on the upper side of the color television. A compact disc player capable of playing a disc, and a television control method of a composite audio / video system comprising a neck portion installed between the video tape recorder and a color television to move the color television in left, right, up, and down directions. It supplies power to the television so that the television broadcast can be watched when the manual power switch 11 of the television is pressed; In the case where the manual power switch 11 of the television is not turned on, when the user wants to watch a videotape, when the power function key is pressed from the remote controller 6, power is automatically supplied to the television.

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

FIG. 1 is a perspective view of a complex audio / video system in which a color television, a video tape recorder and a compact disc player are integrated in accordance with the present invention, which system is shown in FIG. The unit 2 is provided, on which the television unit 3 is mounted, and on the upper end of the television unit 3, a compact disc mounting unit 4A into which the compact disc player 4 can be inserted is provided. This complex audio / video system mains power is supplied by a main power switch 5 installed in the video tape recorder 1, which is designed to be operated mainly by the remote control 6.

Then, on the front of the video tape recorder 1, an input key portion 7 which performs various functions like a video tape recorder is usually set, and the light receiving portion 8 which receives the infrared beam from the remote control 6 is also set. Is installed. In addition, a door 9 and a liquid crystal display 10 for inserting a video tape are provided. The television 3 is provided with a television power switch 11 and a console 12 capable of controlling volume, color, etc., and a monitor 13 and left and right speakers 14, 15. It is.

Here, the television 3 performs tilt movement in the up and down direction (arrow-A direction) by the operation of the user's remote controller 6, or swivel in the left and right directions (arrow-B direction). The user can watch the television (3) in the desired direction by the movement, the up, down, left, and right movement of the television monitor is not shown in the tilt motor, swivel motor, Other accessories and various control circuits interlocking with them are possible.

2 is a schematic block diagram of a composite audio / video system according to the present invention. In the remote controller 6 shown in FIG. 1, a function key for performing a function of the video tape 1 is provided, for example, VO1 ▲; VO1 ▼; CH ▲; CH ▼; PWR; PLAY; REC; FF; REW; SEARCH; PGM; Multiple keys, such as ENTER, and keys for operating the color television 3 (eg, PWR; CONTRAST; SHARPNESS; BRIGHT; TONE; COLOR); Keys for operating the compact disc player 4 are for example OPEN / CLOSRD; SEARCH; REPEAT; PAUSE; SKIP; MEMORY; PLAY; Various function keys such as TRACK INDEX are formed.

If the key for operating the video tape recorder 1 is input from the remote controller 6, the main microcomputer 20 detects the signal of the key matrix input unit 21. If the main power key (this is the video tape) When only the recorder is pressed), the main microcomputer 20 is supplied with power, and at this time, all of the circuit parts except the compact disc part of the circuit shown in FIG. 2 are enabled.

When the channel selection key is pressed from the key matrix input unit 21, the main microcomputer 20 provides the strobe signal to the video tape recorder microcomputer 22 to enable the microcomputer 22. Therefore, when the channel selection key is pressed, the corresponding data signal is input to the data input terminal Si of the VTR microcomputer 22 through the data output terminal So of the main microcomputer 20, and the VTR microcomputer 22 By controlling the phase lock loop 23 to generate a tuning voltage to the tuner 24, the broadcast channel signal input through the antenna 25 is tuned by the tuner 24 and input to the VTR microcomputer 22.

The VTR microcomputer 22 then controls the digitron 10 to cause it to display as text the function currently being performed. In addition, the VTR microcomputer 22 controls the on-screen display IC 26 to generate corresponding characters when the program is reserved, when a video tape recorder or television is performed, or when a compact disc player is performed. . Among the signals read from the videotape, the horizontal and vertical synchronizing signals are separated by a synchronizing signal separating unit (not shown) and applied to the on-screen display IC 26 to be used to make a character signal. The deck 27 and the servo device 28 then operate the video cassette recorder under the control of the VTR microcomputer 22.

On the other hand, if the user wants to operate the compact disc player 4 shown in FIG. 1 by operating the remote controller 6, the main microcom 20 receives the key signal to control the micro disc 20 for the compact disc player. In this case, the CD microcomputer 30 generates a signal for the motor driver 31 to drive the turntable driving motor 32. Then, the turntable 33 is rotated as the motor 32 is rotated, and the compact disc installed at the right side of the turntable 33 is rotated. When the compact disc 34 rotates, the pickup 35 reads the digital signal recorded on the compact disc 34 and applies it to the amplifier 36.

The signal thus read is applied to a focus and tracking controller 37, which controls the actuator 38 to control the focusing and tracking of the pickup 35.

The digital compact disc signal input from the focus and tracking controller 37 is provided to the digital signal processor 39, processed, analog converted by the digital / analog converter 40, and then output through the speaker (through the output amplifier 41). 14, 15) can be output to the outside.

FIG. 3 is a control flowchart for automatically turning on a television monitor when the video tape recorder is operated in the apparatus shown in FIGS. 1 and 2, firstly, the power supply of the video tape recorder 1 in the remote controller 6; If the key is turned on, the program proceeds from step 101 to step 102, and if no power key is input, the program proceeds from step 101 to step 102, and the main microcomputer 20 The video from KeyMetrix also recognizes when a television function key other than the tape recorder is pressed, and provides a data signal for tuning the television broadcast to the microcomputer 22 for the video tape recorder (step 104). The VTR microcomputer 22 then provides the phase lock loop 23 to the tuner 24 to tune the television broadcast so that the user can watch the desired television broadcast.

On the other hand, if the power is not turned off as determined in step 102, the main microcomputer 20 recognizes the VTR power key input from the key matrix input unit 21 to supply power to the video tape recorder control microcomputer 22. It operates to send out a data signal for turning on (step 105). In this case, the video tape recorder microcomputer 22 provides a TV power supply data signal for turning on the television monitor to a power supply circuit (not shown) to turn on the television monitor (step 106). Then, the user can operate the remote control 6 to operate the television operation function key to select the channel of the television and then press the function key of the video tape recorder to watch the video tape.

On the other hand, when the power key of the remote controller 6 is turned off, the program proceeds from step 102 to step 108 so that the power supply of the video tape recorder can be turned off, and the television power supply can also be turned off automatically. On the other hand, if the power is turned off while watching television, the program proceeds from step 103 or step 107 to step 110 so that the operation of the apparatus shown in FIG. 1 can be stopped.

The present invention operating as described above is an audio / video system in which a color television video tape recorder and a compact disc player are integrally integrated, so that the television power source can be controlled as a remote control power signal of the video tape recorder, which is convenient for viewing a video tape. It has the features to provide.

Claims (1)

A color television having a video tape recorder capable of reproducing signals recorded on a video tape, a television broadcasting or a monitor capable of displaying the video signal, and a compact disc player installed on the upper side of the color television to reproduce a compact disc. And a neck portion installed between the video tape recorder and the color television, the neck portion configured to move the television in left, right, up and down directions. When the manual power switch 11 of the television is depressed, the television is powered to watch television broadcast; Composite audio, characterized in that to automatically supply power to the television when the power function key is pressed from the remote control unit 6 when the user wants to watch a videotape when the manual power switch 11 of the television is not turned on. TV control of video / video systems.