JP2512124B2 - Video floppy recorder - Google Patents

Description

TECHNICAL FIELD The present invention relates to a video floppy recording apparatus having a dubbing function.

2. Description of the Related Art An example of a video floppy recording device will be described below. FIG. 4 is a block diagram of a conventional video floppy recording apparatus having a dubbing function. In FIG.
1 is a dubbing terminal, 2 is a video signal processing circuit, 3 is a data signal processing circuit, 4 is a system control circuit, 5 is a recording amplifier, 6 is a recording switch, and 7 is a mode changeover switch for switching a frame / field recording mode. ,
It is connected to the video floppy reproducing device by the dubbing terminal 1.

The operation of the conventional video floppy recording device configured as described above will be described below.

The video floppy recording device is connected to the video floppy reproducing device by the dubbing terminal 1. When the floppy to be dubbed is reproduced by the reproducing device, the luminance signal 8,
The chroma signal 9 is input to the video signal processing circuit 2. Here, the floppy to be dubbed by the video floppy reproducing apparatus is displayed on the monitor, the reproduction mode of the frame / field is confirmed, and the mode changeover switch 7 of the video floppy recording apparatus is used for correction. Then, when the recording switch 6 is pressed, the recording gate signal 10 is output and the preset iD data 11 is output.
The iD data 11 is processed by the data signal processing circuit 3, and the luminance signal and the chroma signal processed by the video signal processing circuit 2 are mixed by the recording amplifier 5 and then recorded on the video floppy disk 13 via the magnetic head 12. Will be recorded.

SUMMARY OF THE INVENTION However, in the above-described conventional configuration, when an arbitrary number of dubbings are to be continuously performed, the head of the video floppy reproducing device is pressed to perform the next recording. It is necessary to move it to the completed track position, display the floppy to be dubbed on the monitor etc., check the frame / field playback mode, and if it is different, it is necessary to correct it with the mode changeover switch 7. Become. As described above, when attempting to perform dubbing, there is a problem that it is necessary to perform track feeding of the reproducing apparatus and confirm the frame / field recording mode.

The present invention determines a frame / field reproduction mode from data received from a video floppy reproduction device,
When the frame / field recording mode of the video floppy recorder is automatically set and the recording signal is recorded by the head, the head of the video floppy reproducing device is moved to the next recorded track, and the video floppy is easily recorded. It is an object to provide a video floppy recording device capable of dubbing.

In order to solve the above-mentioned problems, a video floppy recording apparatus of the present invention comprises means for inputting a video signal reproduced by a reproducing apparatus installed outside the recording apparatus, and the reproducing apparatus. A means for outputting a control signal for controlling the head, a means for inputting data relating to a video signal reproduced by the reproducing device, a mode is discriminated based on the data, and the video signal is video-coded based on the discrimination result. Means for recording on a floppy disk, and when it is judged that the track to be reproduced by the reproducing device is an unrecorded portion based on the data, the control signal is output to the reproducing device to move the head to the recorded track, The recording mode is set according to the above and the video signal is recorded on the video floppy.

With the above-described configuration, the present invention determines the mode of the video signal output from the playback device, for example, the field signal or the frame signal, based on the data relating to the video signal played back by the playback device, and based on this determination result. , The video signal to be reproduced according to the mode of the recording device is recorded on the video floppy, and the track of the reproducing device is moved to the reproducible recorded track by the control signal for controlling the reproducing track of the reproducing device. Dubbing of the video floppy to be played can be continuously performed.

Embodiments Hereinafter, embodiments of the present invention will be described with reference to the drawings. FIG. 1 shows an embodiment of the present invention and is a block diagram showing a state in which a video floppy recording device and a video floppy reproducing device are connected during dubbing.

In FIG. 1, 21 is a dubbing terminal for inputting an external video signal or the like and outputting a control signal or the like, 22 is a video signal processing circuit for performing a predetermined process on the input video signal and luminance signal, 23 Is an iD signal processing circuit, 24 is a system control circuit for controlling the iD signal processing circuit 23 and the recording amplifier 25, and 26 is a magnetic head for the input signal.
A recording switch for recording on a video floppy disk 28 via 27, and 29 is a video floppy reproducing device (hereinafter referred to as reproducing device) for reproducing a video floppy to be dubbed and outputting the reproduced video signal and the like.

The operation of the video floppy recording device configured as described above will be described below with reference to FIG.

When the floppy disk to be dubbed is played on the playback device 29 via the dubbing terminal 21, the reproduced luminance signal 30
And the chroma signal 31 are input to the video signal processing circuit 22.
Then, when the recording switch 26 is pressed, the system control circuit 24 outputs the control signal 32 requesting the iD data to the reproducing device 29. When the playback device 29 receives the control signal 32, the playback device 29 outputs iD data 33, which is input to the system control circuit 24 via the dubbing terminal 21. Then the iD entered
From the data 33, the frame / field recording mode of the floppy to be dubbed is determined, the frame / field recording mode of the recording device is set to the same mode, and the recording gate signal 34 is set to the system control circuit 24.
Output to the recording amplifier 25 and input together with the data
The iD recording data 35 is output to the data signal processing circuit 23.
The iD recording data 35 is processed by the data signal processing circuit 23,
The luminance signal and the chroma signal processed by the video signal processing circuit 22 are mixed by the recording amplifier 25 and recorded on the video floppy disk 28 via the magnetic head 27.

As described above, when recording is completed, the head 27 of the video floppy recording device is moved to the next track, and the system control circuit 24 outputs the track feed control signal 32 to the reproducing device 29. When the track forwarding control signal 32 is input to the playback device 29, the playback device 29
29 heads move one track.

When the moved track cannot be reproduced due to an empty track or the like, a track feed control signal is sent again to move the head of the reproducing device to the next reproducible recorded track.

As described above, according to the present embodiment, by adding the data input terminal to the dubbing terminal and connecting the video floppy recording apparatus and the video floppy reproducing apparatus with one cable, the recording of the video floppy recording apparatus is performed. By simply pressing the switch, it is possible to read out the data relating to the video from the reproducing apparatus, set the frame / field recording mode, move the head of the reproducing apparatus after the recording is completed, and continue dubbing.

By setting the video floppy recording device to the continuous shooting mode, the head feed of the video floppy recording device and the reproducing device can be synchronized and the recording can be continuously performed by pressing the recording switch once. .

FIG. 2 shows the configuration of the electronic still camera system during dubbing. In FIG. 2, 51 is a video floppy, 52 is an electronic still camera, 53 is a recording switch, 54 is an input / output terminal of an electronic still camera, 55 is a dubbing cable, 56 is a reproducing device, 57 is an input / output terminal of a reproducing device, Reference numeral 58 is a video output terminal for reproduction signals, and 59 is a cable for inputting and outputting signals between the reproduction device 56 and the monitor television 60. The system of the electronic still camera during dubbing will be described below with reference to FIG. Connect the input / output terminal 54 of the electronic still camera and the input / output terminal 57 of the playback device with a dubbing cable 56, insert the video floppy 51 to be dubbed into the playback device 56, and play back the video floppy 51 playback screen. While being displayed on the monitor television 60, a video signal is input via the dubbing cable 55. When the recording switch 53 is pressed, a control signal is output from the electronic still camera via the dubbing cable 55 and iD data is input. By providing the input / output terminals as described above, the video floppy can be dubbed by a simple operation.

FIG. 3 shows the contents of status data transmitted from the video floppy reproducing apparatus to the recording apparatus and showing the state of the reproducing apparatus. The data transmission / reception between the reproducing device and the recording device during dubbing will be described below.

As shown in FIG. 3, the status data 301 is composed of data (F / S) 302 representing a frame / field, data 303 representing a track number, iD data 304 such as the date played on the playback device. It is configured. When performing dubbing, a data request signal is sent from the recording device to the reproducing device, and when the reproducing device receives the data request signal, status data 301 is transmitted from the reproducing device to the recording device. Based on the status data 301 received by the recording device, the status data 301 indicates whether the screen to be dubbed is a frame or a field.
The data 302 of 301 is used for discrimination, and recording is performed in the recording device in the same mode. When the recording is completed, the head of the recording device moves to the next track and sends a track-forwarding forward signal to the reproducing device. When the movement of one track is completed on the reproducing device side, the status data 301 is transmitted to the recording device. The recording device receives the status data 301 and confirms from the data 303 representing the track number whether or not the track is correctly sent. If the track feed is not performed correctly, the track feed signal is transmitted again and the head of the player is moved to the correct track position.

As described above, according to the present invention, the means for inputting the video signal from the reproducing device, the means for inputting the data relating to the video signal, the means for outputting the control signal for controlling the reproducing track of the reproducing device, and the mode based on the data. A means for discriminating and recording the video signal on a video floppy is provided, and the recording mode of the recording device is set by discriminating the reproduction mode of the video signal such as the frame / field of the reproducing device, and the video signal is recorded on the video floppy. Further, it is possible to realize an excellent video floppy recording apparatus capable of continuously dubbing only the recorded tracks by moving the reproduction track according to the control signal while discriminating the presence or absence of recording.

[Brief description of drawings]

FIG. 1 is a block diagram of a video floppy recording apparatus according to an embodiment of the present invention, FIG. 2 is a system configuration diagram at the time of dubbing in an electronic still camera, and FIG. 3 is a state of the reproducing apparatus transmitted from the reproducing apparatus. FIG. 4 is a block diagram of a conventional video floppy recording device, which is a layout diagram of status data. 21 …… Dubbing terminal, 22 …… Video signal processing circuit, 23 ……
Data signal processing circuit, 24 ... system control circuit, 25 ... recording amplifier, 26 ... recording switch, 29 ... video floppy reproducing device, 52 ... electronic still camera, 55
...... Dubbing cable, 56 …… Video floppy disk player, 60 …… Monitor, 301 …… Status data.

Claims (2)

(57) [Claims] 1. A means for inputting a video signal reproduced by a reproducing apparatus installed outside the recording apparatus, a recording switch for instructing start and end of a recording operation, and the reproducing operation immediately after the recording switch is pressed. Means for outputting a control signal for controlling the position of the head to the apparatus, means for inputting data relating to the video signal reproduced by the reproducing apparatus, and a mode is discriminated based on the data, and the discrimination result is used to Means for recording a video signal on a video floppy, and when the track to be reproduced by the reproducing device is judged to be an unrecorded portion based on the data, the control signal is output to the reproducing device to move the head to a recorded track. The video signal is moved to set a recording mode according to the data and records the video signal on a video floppy. Oh floppy recording device. 2. A video floppy recording apparatus according to claim 1, wherein by setting the continuous shooting mode, the track feeding of the head of the recording apparatus and the track feeding of the head of the reproducing apparatus are synchronized and continuously recorded.