JPH1074056A - Gadget controller and writing circuit for operation control signals of the controller - Google Patents

Abstract

PROBLEM TO BE SOLVED: To generate driving controls of the gadget, which are synchronized to video and audio signals, with a simple constitution. SOLUTION: A video tape recorder 1 superimposed the operation control signals in the portion of vertical synchronization signals of the video signals on a magnetic tape. Video signals S1 are reproduced from the tape. Then, the operation control signals are extracted from the signals S1 by operation control signal extracting system circuits 5 to 10 in synchronism with the vertical video signals into which the operation control signals, that are separated from the video signals, are superimposed. A microcomputer 12 driving controls the prescribed portions of the gadget in accordance with the contents (the number of pulse counts) of the extracted operation control signals.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a mechanism control device for driving and controlling a predetermined portion of a mechanism, such as a doll or a robot, in synchronism with video or audio, and an operation control signal for the mechanism control device. It relates to a writing circuit.

[0002]

2. Description of the Related Art In recent years, in a show window or an event venue, a promotion image recorded on a magnetic tape is displayed on a large television, and a robot as a simulated character is synchronized with the image and sound. Attempts have been made to make it work.

[0003] As a mechanism, for example,
There is a mechanism for hitting a bar bell by a doll. In the mechanism hitting device, the doll as a mechanism body performs a hitting operation in a pseudo manner as in the past, and the doll actually hits the stick in comparison with the method in which the stick sound is generated separately. The sound of the musical scale corresponding to the stick is emitted from the stick, the live performance by the doll is performed, and when applied to a decorative clock, etc., the decorative effect can be greatly improved, so that it is widely used in recent years. It has become.

[0004] Performing the performance of a hitting bell in synchronism with the video or audio while playing a video by using such a mechanism belling device gives a feeling close to the actual live performance, and provides a decorative effect. Can be increased.

[0005]

However, in the above-described mechanism system, when a mechanism is driven in synchronization with video or audio, a video signal used in a video reproduction system and drive control of the mechanism are conventionally performed. The operation control signal is supplied to the mechanism system separately and used for each processing system.To synchronize the video and audio with the operation of the mechanism, a complicated circuit is required, and There is a disadvantage in that the device becomes an apparatus, and as a result, the cost is increased.

SUMMARY OF THE INVENTION The present invention has been made in view of the above circumstances, and has as its object to provide a mechanism control device and a motion control device operation control device capable of controlling driving of a mechanism in synchronization with video and audio with a simple configuration. A signal writing circuit is provided.

[0007]

In order to achieve the above object, the present invention is a mechanism control device for driving and controlling each part of a mechanism in accordance with a reproduced image, wherein the image is included in a part of a synchronization signal. A reproducing unit for reproducing the video signal from a recording medium on which a video signal on which an operation control signal as information according to the predetermined operation is superimposed is recorded, and the operation control signal from the video signal reproduced by the reproducing unit. There is an operation control signal extracting means for extracting, and a control means for driving a predetermined portion of the mechanism in accordance with the content of the operation control signal extracted by the operation control signal extracting means.

Further, in the present invention, the operation control signal extraction means includes a synchronization separation means for separating a synchronization signal from a video signal reproduced by the reproduction means, and an operation control signal superimposed on the separated synchronization signal. A first extraction unit for extracting a synchronization signal which is present, and a second extraction unit for extracting the operation control signal in synchronization with the synchronization signal extracted by the first extraction unit.
Extraction means.

Preferably, the synchronization signal on which the operation control signal is superimposed is a vertical synchronization signal.

[0010] The writing circuit of the operation control signal for the mechanism control device according to the present invention comprises a reproducing means for reproducing the video signal from the first recording medium on which the video signal is recorded, and an operation corresponding to a predetermined video operation. An operation control signal generating means for generating a control signal; a synchronization separating means for separating a synchronization signal from the video signal reproduced by the reproducing means; and a synchronizing signal separated by the synchronizing separation means. Timing generation means for generating superimposition timing, control signal superimposition means for superimposing the operation control signal on the video signal reproduced by the reproduction means based on the superposition timing by the timing generation means, and the operation control signal being superimposed. Recording means for recording the video signal on the second recording medium.

According to the mechanism control apparatus of the present invention, the reproducing medium records a video signal in which, for example, an operation control signal as information corresponding to a predetermined operation of the video is superimposed on a part of the vertical synchronizing signal. The video signal is reproduced from
It is input to the operation control signal extraction means. The operation control signal extracting means extracts the operation control signal from the video signal reproduced by the reproducing means, for example, in synchronization with a vertical video signal in a portion where the operation control signal separated from the video signal is superimposed. The control means drives and controls a predetermined portion of the mechanism in accordance with the content of the operation control signal extracted by the operation control signal extraction means.

According to the writing circuit of the present invention, the reproducing means reproduces the video signal from the first recording medium on which the video signal is recorded, and the operation control signal generating means reproduces the predetermined operation of the video. An operation control signal corresponding to is generated. The video signal reproduced by the reproduction means is input to the synchronization separation means, where the synchronization signal is separated. Then, the timing generation means generates the superimposition timing based on the separated, for example, vertical synchronization signals. Then, the operation control signal is superimposed on the video signal reproduced by the reproduction means at the generated superimposition timing, and the video signal on which the operation control signal is superimposed is recorded on the second recording medium by the recording means. Then, the second recording medium is mounted on the reproducing means of the mechanism control device described above, and the video signal is reproduced.

[0013]

BEST MODE FOR CARRYING OUT THE INVENTION

[First Embodiment] FIG. 1 is a block diagram showing a first embodiment of a mechanism control apparatus according to the present invention. FIG. 2 is a timing chart showing operation waveforms of main parts of the circuit of FIG. 3 is a block diagram showing a circuit for writing an operation control signal according to the present invention, and FIG. 4 is a timing chart showing operation waveforms of main parts of the circuit of FIG. In the first embodiment, a humanoid robot is used as the mechanism.

A mechanism control device shown in FIG. 1 includes a video deck 1, an amplifier 2, a speaker 3, and a television (TV).
A monitor 4, a sync separation circuit 5, one-shot multivibrators 6, 8, a D-type flip-flop 7, a comparator 9, a two-input AND gate 10, a counter 11, a microcomputer 12, a start switch 13, and a robot 20 as a mechanism. It is configured. Among them, the synchronization separation circuit 5, the one-shot multivibrators 6, 8, the D-type flip-flop 7, the comparator 9, and the two-input AND gate 10 constitute an operation control signal extracting means.

The video deck 1 is, for example, a playback-only machine, and as shown in FIG. 2A, illustrates a video signal S1 and an audio signal in which an operation control signal is superimposed on a part of a vertical synchronization signal of the video signal. The data is reproduced from a magnetic tape that is not used, and is output to the amplifier 2, the television monitor 4, the sync separation circuit 5, and the comparator 9. The video signal S1 in which the operation control signal is superimposed on a part of the vertical synchronization signal is recorded by the writing circuit 30 shown in FIG.

The sync separation circuit 5 outputs the reproduced video signal S
As shown in FIG. 2B, the synchronization signal S5 is separated from 1 and output to the one-shot multivibrator 6 and the D-type flip-flop 7.

The one-shot multivibrator 6 receives the synchronization signal S5 from the synchronization separation circuit 5 at the clock input CK, and determines the resistance value of the resistance element R6 and the capacitance value of the capacitor C6 as shown in FIG. A pulse signal S6 having a pulse width of, for example, 20 .mu.sec is generated and inverted output /
Q outputs to the D-type flip-flop 7.

The D-type flip-flop 7 receives a synchronization signal S5 from the synchronization separation circuit 5 at a D input and a pulse signal S6 at a clock input CK, and outputs a signal S7a as shown in FIG. , And inverted output / Q
Thus, the signal S having the opposite phase to the signal 7a as shown in FIG.
7b is output to the one-shot multivibrator 8.

The one-shot multivibrator 8 applies a signal S from the D-type flip-flop 7 to the clock input CK.
7b, as shown in FIG.
A pulse signal S8 having a pulse width determined by the resistance value of the capacitor C8 and the capacitance value of the capacitor C8, for example, 25 .mu.
Output to 2.

The comparator 9 is provided with a video signal S1 reproduced by the video deck 1 and a reference voltage Vre from the reference power supply V1.
Then, as shown in FIG. 2 (g), only the portion higher than the reference voltage Vref is taken out and output to the AND gate 10 as a signal S9.

The AND gate 10 calculates the logical product of the output signal S9 of the comparator 9 and the output signal S8 of the one-shot multivibrator 8, and outputs the result to the counter 11 as a signal S10 as shown in FIG. That is, only the operation control signal CTL is extracted by the AND gate 10.

The counter 11 is composed of, for example, a hexadecimal counter, counts the number of output pulses of the AND gate 10 input to the clock input CK, and outputs the counted number to the microcomputer 12 as 4-bit data from outputs Q1 to Q4. Output. Also, the counter 11
Output signal S of D-type flip-flop 7 is applied to clear terminal CL.
7a is input, and the count value is cleared by the signal S7a.

The microcomputer 12 has a counter 1
1 is input to input terminals IN1 to IN4,
The operation control signal S12a is output from the output port OP based on the input count value using the output signal S8 of the one-shot multivibrator 8 input to the input terminal IN5 as a read timing clock, and a predetermined signal such as an arm or foot of the robot 20 is output. Drive the part. The input terminal IN6 is connected to the start switch 13, and the start switch 1
When 3 is turned on, a video start signal S12b is output from the output terminal O1 to the video deck 1, and the reproducing operation is started.

The write circuit shown in FIG. 3 includes a reproduction video deck 31, a sync separation circuit 31, one-shot multivibrators 32 and 34, a D-type flip-flop 33, a two-input AND gate 35, and an operation control signal pulse generation circuit 3.
6, a level conversion circuit 37, a video switch 38, and a recording video deck 39.

The video deck 30 is, for example, a playback-only device, and has a normal video signal S30 as shown in FIG.
From the magnetic tape (not shown),
And to the video switch 38.

The sync separation circuit 31 converts the reproduced video signal S30 into a sync signal S31 as shown in FIG.
And outputs it to the one-shot multivibrator 32 and the D-type flip-flop 33.

The one-shot multivibrator 32
A synchronization signal S from the synchronization separation circuit 31 is applied to the clock input CK.
31 and the resistance element R3 as shown in FIG.
A pulse signal S32 having a pulse width determined by the resistance value of 2 and the capacitance value of the capacitor C32, for example, 20 μsec, is generated and output from the inverted output / Q to the D-type flip-flop 33.

The D-type flip-flop 33 has a synchronization signal S31 from the synchronization separation circuit 31 and a clock input C
K receives the pulse signal S32 and outputs the inverted signal / Q from FIG.
A signal S33 as shown in (d) is output to the one-shot multivibrator 34.

The one-shot multivibrator 34
Upon receiving the signal S33 from the D-type flip-flop 33 at the clock input CK, as shown in FIG. 4E, a pulse signal S34 having a pulse width determined by the resistance value of the resistance element R34 and the capacitance value of the capacitor C34, for example, 25 μsec. Is generated and output to the AND gate 35 from the output Q.

The AND gate 35 takes the logical product of the output signal S32 of the one-shot multivibrator 32 and the output signal S34 of the one-shot multivibrator 34, and generates an operation control signal pulse as a signal S35 as shown in FIG. Output to the generation circuit 36 and the video switch 38.

The operation control signal pulse generation circuit 36 receives the output signal S35 of the AND gate 35, generates an operation control signal pulse S37 corresponding to a predetermined operation of the video, and outputs it to the level conversion circuit 37.

The video switch 38 is connected to the AND gate 35
The operation control signal pulse S37 is superimposed on a part of the vertical synchronizing signal of the reproduction signal S30 at the input timing of the output signal S35, and is output as a video signal S38 as shown in FIG.

The video deck 39 includes a video switch 38
Is recorded from a magnetic tape (not shown). The magnetic tape on which the video signal S38 is recorded is
It is mounted on the video deck 1 of FIG.

Next, the operation of the circuits shown in FIGS. 1 and 3 will be described. First, the operation of the write circuit in FIG. 3 will be described. The video signal S30 is reproduced by the video deck 30 from the magnetic tape on which the normal video signal is recorded, and is output to the sync separation circuit 31 and the video switch 38. In the sync separation circuit 31, the sync signal S31 is separated from the reproduced video signal S30 and input to the one-shot multivibrator 32 and the D-type flip-flop 33.

The one-shot multivibrator 32 receives the synchronizing signal S31, generates a pulse signal S32 having a pulse width of 20 μsec, and generates a D-type flip-flop 33.
Is output to Then, the D-type flip-flop 33 receives the synchronization signal S31 and the pulse signal S32, and
A vertical synchronizing signal S33 as shown in (d) is obtained and input to the one-shot multivibrator 34.

In the one-shot multivibrator 34, a one-pulse signal S34 having a pulse width of 25 μs is obtained at the falling timing of the vertical synchronizing signal S33. The logical product of this one-pulse signal S34 and the output signal S32 of the one-shot multivibrator 32 is AND gate 3
5, the superposition timing of the operation control signal is obtained, and is given to the video switch 38 as the signal S35.

The operation control signal pulse generating circuit 36 receives the output signal S35 of the AND gate 35 and generates an operation control signal pulse S37 corresponding to a predetermined operation of the image. The operation control signal pulse S37 is converted to a video signal level by the level conversion circuit 37 and is input to the video switch 38 as the signal S37.

In the video switch 38, the operation control signal pulse S37 is superimposed on a part of the vertical synchronizing signal of the reproduction signal S30 at the input timing of the output signal S35 of the AND gate 35, and the video signal S38 is Is recorded on a magnetic tape (not shown).

Next, the operation of the circuit of FIG. 1 will be described. As described above, the magnetic tape on which the video signal on which the operation control signal pulse is superimposed is recorded is mounted on the video deck 1 in FIG. When the start switch 13 is turned on in this state, the microcomputer 12 outputs a video start signal S12b to the video deck 1. Along with this, a playback operation is started by the video deck 1, and a video signal S 1 and an audio signal in which an operation control signal is superimposed on a part of the vertical synchronizing signal are played back from a magnetic tape (not shown). Then, the speaker 3 outputs sound. The video signal S1 is input to the television monitor 4 to display a predetermined image, and is also input to the sync separation circuit 5 and the comparator 9.

In the sync separation circuit 5, the sync signal S5 is separated from the reproduced video signal S1 and input to the one-shot multivibrator 6 and the D-type flip-flop 7. The one-shot multivibrator 6 receives the synchronization signal S5 and receives the pulse signal S having a pulse width of 20 μsec.
6 is generated and input to the D-type flip-flop 7.
The D-type flip-flop 7 receives the synchronizing signal S5 and the pulse signal S6 at the clock input CK, thereby extracting vertical synchronizing signals S7a and S7b having opposite phases from the synchronizing signal S5, and outputting the signal S7a to the counter 11. Cleared and the signal S7b is output to the one-shot multivibrator 8.

In the one-shot multivibrator 8,
Upon receiving the vertical synchronizing signal S7b, a pulse signal S8 having a pulse width of 25 μsec is generated and output to the AND gate 10 and the microcomputer 12.

Further, the comparator 9 compares the video signal S1 reproduced by the video deck 1 with the reference voltage Vref from the reference power supply V1, and extracts only a portion higher than the reference voltage Vref and outputs it to the AND gate 10 as a signal S9. Is entered. Then, in the AND gate 10, the logical product of the output signal S9 of the comparator 9 and the output signal S8 of the one-shot multivibrator 8 is obtained, and only the operation control signal CTL is extracted and input to the counter 11.

The counter 11 counts the number of pulses of the operation control signal CTL.
Microcomputer 1 as 4-bit data from Q4
2 is output.

The microcomputer 12 reads the count number of the counter 11 at the falling timing of the signal S8, outputs an operation control signal S12a from the output port OP based on the input count value, and outputs Is driven. For example, if the operation control signal is set to 4 MHz, about 40 pulses can be inserted. In this embodiment, the number is up to 15 pulses. Here, when the counter value is “1”, the right hand,
In the case of "2", the robot 20 is controlled by assigning it to the left hand or the like.

As described above, according to the first embodiment, the video signal S1 is transmitted from the magnetic tape in which the video signal in which the operation control signal is superimposed on a part of the vertical synchronization signal is recorded in the video deck 1. The video signal S1 is reproduced, and the operation control signal extraction system circuits 5 to 10 extract the operation control signal in synchronization with the vertical video signal of the portion where the operation control signal separated from the video signal is superimposed, and Since the drive of a predetermined portion of the mechanism is controlled in accordance with the content (pulse count number) of the operation control signal extracted by the computer 12, the drive of the mechanism can be controlled in synchronization with video and audio with a simple configuration. The device can be realized.

In the video deck 30, the video signal S30 is reproduced from the magnetic tape on which the normal video signal is recorded, and the operation control signal pulse generation circuit 36 generates an operation control signal corresponding to a predetermined operation of the image. Generate S36,
The video signal S30 is input to a sync separation circuit 31, which separates the sync signal S31, extracts a vertical sync signal S32, and generates a superimposition timing based on the separated vertical sync signal by an AND gate 35, and generates the superimposed timing. Since the operation control signal is superimposed on the video signal with timing, and the video signal on which the operation control signal is superimposed is recorded by the VCR 39,
An operation control signal for controlling the operation of the mechanism can be easily superimposed on the video signal by the mechanism control device.

[Second Embodiment] FIG. 5 is a block diagram showing a second embodiment of the mechanism control device according to the present invention. The difference between the second embodiment and the first embodiment is that a mechanism tapping device 40 is used instead of a robot as a control target. As a specific circuit, a pulse motor driver 14 is provided in the circuit of FIG.

In the present embodiment, the mechanism of the mechanism
As shown in FIG. 6, bearings 42a and 42b are attached to the upper plate 41a and the lower plate 41b of the cylindrical base 41, respectively, and are supported by the bearings 42a and 42b.
A rotation shaft 43 is rotatably attached to the base 41. The rotating table 4 is attached to the end of the rotating shaft 43 protruding from the upper plate 41a.
5 is rotatably mounted, and a doll 46 is
The doll 46 is provided with an arm 46a that can hold a conflict 50 and is rotatable in the direction indicated by the arrow θ in FIG. Inside the doll 46, a solenoid 47 for driving the arm 46a and a drive circuit 48 connected to the microcomputer 12 for controlling the operation of the solenoid 47 are provided.
And are housed.

Further, a holding arm 51 is formed integrally with one side edge of the upper plate 41a of the base 41 so as to extend at right angles to the upper plate 41a, and a bar bell 52 is attached to an extended end of the holding arm 51. Have been. The bar bells 52a to 52d that are hit by the bar 50 on the bar bell stand 52 and emit sounds of the respective scales.
However, as shown in FIG. 5, the arrangement is fixed on a concentric circle of the rotating shaft 43. Further, a pulse motor 54 supported and fixed to a top plate 41a of the base 41 by a support plate 59 is housed and disposed in the base 41, and meshes with a gear 54a attached to a rotation shaft 53 of the pulse motor 54. A second wheel & pinion 53 is fixed to the rotating shaft 43. A light-shielding plate 57 is fixed to the upper surface of the second wheel & pinion 53, and a bar 57a projects from the light-shielding plate 57. The bar 57a shields a light-receiving portion of a photosensor 58 mounted in the base 41. However, for example, it has a function of detecting that the position of the doll 50 has turned to a position where the stick 52c can be beaten.

As described above, in this embodiment, the pulse motor driver 14 for driving the pulse motor 54 is connected to the microcomputer 12 for controlling the entire operation, as shown in FIG. The pulse motor driver 14 is connected to the pulse motor 14 for moving the doll, and the output terminal O4 of the microcomputer 20 is connected to a drive circuit 48 of a solenoid 47 for driving a splicer 50 attached to the doll's arm. ing.

The operation of this embodiment having such a configuration will be described. Here, since the operation of extracting the operation control signal superimposed on the video signal is the same as that of the first embodiment, the operation after the microcomputer 12 will be described.

First, a pulse signal for driving to the start position is output from the output terminal O2 of the microcomputer 12, a direction signal is output from the output terminal t3, and the pulse motor 54 starts rotating, for example, clockwise. .

The rotation of the pulse motor 54 is transmitted to the second wheel 53 meshing with the gear 54a, and the second wheel 53 rotates clockwise, and the bar 17a of the light shielding plate 57 fixed to the second wheel 53 is rotated. When the pulse reaches the position of the photo sensor 58, the pulse motor 54 is stopped by the detection signal from the photo sensor 58 and the stop signal output from the microcomputer 12, and the initial position is set to the pulse motor 54.

Then, the counter value is determined from the 4-bit output of the counter 11 and, for example, the microcomputer 12 rotates the rotary table 45 to the bar bell position of a predetermined scale.
Is rotated by the pulse motor 54, the required number of pulses and the rotation direction are calculated. Next, a pulse signal required for the rotation of the turntable 45 to the target position calculated by the microcomputer 12 is output from the output terminal O4 of the microcomputer 12, and a direction signal indicating the rotation direction of the pulse motor 54 is output from the output terminal O3. Is output to the pulse motor driver 14.

Thus, the pulse motor driver 14
, A drive signal is output and input to the pulse motor 54, which rotates by a predetermined angle in the designated rotation direction, and through the gear 54 a and the second wheel 53, the doll 46 on the turntable 45. Stops rotating at the bar bell positions of the bar bells 52a to 52d to be beaten.

Next, when it is determined that the output of the pulse from the microcomputer 12 to the pulse motor driver 14 is completed, the output terminal O of the microcomputer 12
4 from the drive signal input to the drive circuit 48,
The solenoid 47 is actuated, the arm 46a of the doll 46 is rotated, for example, in a counterclockwise direction, and the stick 50 of the desired scale is beaten by the collision 50, and a stick bell sound of a predetermined scale is emitted. Then, the same operation is repeated until the video and the background music end.

In the second embodiment, the same effects as those of the first embodiment can be obtained.

The robot 20 and the mechanism tapping device 4
In both cases, the operation control signal is desirably superimposed on the video signal before the video signal to be synchronized, since a delay occurs in the actual operation.

[0059]

As described above, according to the mechanism control device of the present invention, there is an advantage that the driving control of the mechanism in synchronization with the video and audio can be performed with a simple configuration.
Further, according to the writing circuit of the present invention, the operation control signal for controlling the operation of the mechanism can be easily superimposed on the video signal by the mechanism control device. Therefore, it is possible to realize a mechanism that is synchronized with video and audio using an inexpensive video deck or the like.

[Brief description of the drawings]

FIG. 1 is a block diagram showing a first embodiment of a mechanism control device according to the present invention.

FIG. 2 is a timing chart showing operation waveforms of main parts of the circuit of FIG.

FIG. 3 is a block diagram showing a configuration example of a write circuit according to the present invention.

FIG. 4 is a timing chart showing operation waveforms of main parts of the circuit of FIG. 3;

FIG. 5 is a block diagram showing a second embodiment of the mechanism control device according to the present invention.

FIG. 6 is an explanatory diagram showing a configuration of a main part of the hammer mechanism according to the present invention.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... VCR, 2 ... Amplifier, 3 ... Speaker, 4 ... TV monitor, 5 ... Synchronization separation circuit, 6, 8 ... One-shot multivibrator, 7 ... D-type flip-flop, 9 ...
Comparator, 10 ... 2 input AND gate, 11 ... Counter, 12 ... Microcomputer, 13 ... Start switch, 20 ... Robot, 30 ... Reproduction video deck, 3
DESCRIPTION OF SYMBOLS 1 ... Synchronization separation circuit, 32, 34 ... One shot multivibrator, 33 ... D-type flip-flop, 35 ... 2-input AND gate, 36 ... Operation control signal generation circuit, 37 ...
Level conversion circuit, 38: video switch, 39: video recorder, 41: base, 43: rotary shaft, 45: rotary base, 46: doll, 46a: arm, 47: solenoid, 48
... Driving circuit, 50..., 52 a to 52 d.
… Second car, 54… pulse motor.

Claims (5)

[Claims] 1. A mechanism control device for driving and controlling each part of a mechanism according to a reproduced image, wherein an operation control signal as information corresponding to a predetermined operation of the image is superimposed on a part of a synchronization signal. Reproducing means for reproducing the video signal from a recording medium on which the reproduced video signal is recorded, operation control signal extracting means for extracting the operation control signal from the video signal reproduced by the reproducing means, and operation control signal extracting means Control means for driving a predetermined portion of the mechanism in accordance with the content of the operation control signal extracted in the step (a). 2. The operation control signal extracting unit includes: a synchronization separation unit configured to separate a synchronization signal from a video signal reproduced by the reproduction unit; and a synchronization signal on which an operation control signal is superimposed based on the separated synchronization signal. 2. A mechanism control device according to claim 1, further comprising: a first extraction unit for extracting the operation control signal; and a second extraction unit for extracting the operation control signal in synchronization with the synchronization signal extracted by the first extraction unit. . 3. The mechanism control device according to claim 1, wherein the synchronization signal on which the operation control signal is superimposed is a vertical synchronization signal. 4. A reproducing means for reproducing a video signal from a first recording medium on which a video signal is recorded, an operation control signal generating means for generating an operation control signal according to a predetermined operation of the video, Synchronizing separation means for separating a synchronizing signal from a reproduced video signal; timing generating means for generating a superposition timing of the operation control signal based on the synchronizing signal separated by the synchronizing signal means; An operation control signal superimposing unit that superimposes the operation control signal on a video signal reproduced by the reproducing unit based on a timing; and a recording unit that records a video signal on which the operation control signal is superimposed on a second recording medium. A circuit for writing an operation control signal for a mechanism control device having: 5. The circuit according to claim 4, wherein the synchronization signal on which the operation control signal is superimposed is a vertical synchronization signal.