JPH02162568A - Video floppy recorder - Google Patents

Abstract

PURPOSE:To execute continuous dubbing by providing a means to input a video signal, means to output a control signal and means to input data, discriminating a mode based on the data and recording the video signal to a floppy. CONSTITUTION:When a recording switch 26 is pushed, a control signal 32 to request iD data is outputted from a system control circuit 24 to a reproducing device 29. When the signal 32 is received in the device 29, iD data 33 are outputted and inputted through a dubbing terminal 21 to the circuit 24. After that, the recording mode of frame/field in the floppy is discriminated from the data 33 and the same mode is set. Then, a recording gate signal 34 is outputted from the circuit 24 to a recording amplifier 25. iD recorded data 35 are processed in a data signal processing circuit 23 and mixed with a luminance signal and a chroma-signal, which are processed in a video signal processing circuit 22, in the amplifier 25. Then, the data are recorded through a magnetic head 27 to a video floppy disk 28.

Description

DETAILED DESCRIPTION OF THE INVENTION Field of the Invention The present invention relates to a video floppy recording device 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 device having a dubbing function.

In Fig. 4, 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, 6 is a recording amplifier, 6 is a recording switch, and 7 is a frame/field recording mode switch. This is a mode changeover switch, and is connected to a video flotsbee playback device through a dubbing terminal 1.

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

The video floppy recording device is connected to a video floppy playback device through a dubbing terminal 1, and when the playback device plays back the floppy disk that is to be fully dubbed, a luminance signal 8.
A chroma signal 9 is input to the video signal processing circuit 2. Here, the floppy to be dubbed is displayed on the monitor using the video floppy playback device, the frame/field playback mode is checked, and corrections are made using the mode changeover switch 7 of the video floppy recording device. Then, when the recording switch 6 is pressed, the recording gate signal 10 is outputted, and the preset iD data 11 is outputted. The iD data 11 is processed by the data signal processing circuit 3, and the luminance signal processed by the video signal processing circuit 2 and the chroma signal are mixed in the recording amplifier 6, and then sent to the magnetic head 1.
2 and recorded on the video floppy disk 13.

Problem to be Solved by the Invention However, in the conventional configuration described above, when dubbing an arbitrary number of discs in succession, the head of the video floppy playback device is moved to the next track by pressing the head advance switch of the playback device. In addition, it is necessary to display the floppy disk to be dubbed on a monitor, etc., check the frame/field playback mode, and if it is different, correct it using the mode selector switch 7. Become. As described above, when dubbing is to be performed, there is a problem in that the track feed of the reproducing device and the frame/field recording mode must be confirmed.

The present invention determines the frame/field playback mode from data received from a video floppy playback device, automatically sets the frame/field recording mode of the video floppy recording device, and when a recording signal is recorded from the head. It is an object of the present invention to provide a video floppy recording device in which video floppy recording can be easily dubbed by moving the head of the video floppy reproducing device to the next reproduction track.

Means for Solving the Problems In order to solve the above problems, the video floppy recording device of the present invention includes means for inputting a video signal to be played back by a playback device installed outside the recording device, and a means for inputting a video signal to be played back by a playback device installed outside the recording device. A means for outputting a control signal for controlling a playback track, a means for inputting all data related to a video signal from a playback device, a means for determining all modes from the data, and recording a video signal on a video floppy based on the result of the determination. It is equipped with the means.

According to the above-described configuration, the present invention determines the mode of the video signal output from the playback device, for example, whether it is a field signal or a frame signal, based on the data regarding the video signal played back by the playback device, and based on the result of this determination, the mode of the video signal output from the playback device is determined. , the video signal to be played back according to the mode tS of the recording device is recorded on the video floppy, and the playback track of the playback device is moved by the control signal that controls the playback trunk of the playback device, and the video signal to be played back by the playback device is changed. Dubbing can be performed continuously.

Embodiments Below, one embodiment of the present invention will be described with reference to the drawings. FIG. 1 shows an embodiment of the present invention,
FIG. 2 is a block diagram showing a state in which a video floppy recording device and a video floppy playback device are all connected during dubbing.

In FIG. 1, 21 is a dubbing terminal for inputting all external video signals and outputting control signals, etc.;
22 is a video signal processing circuit that performs predetermined processing on the input video signal and luminance signal; 23 is an iD signal processing circuit; 24 is a system control circuit that controls the iD signal processing circuit 23 and the recording amplifier 25; The signal is sent to the video floppy disk 2 via the 27K magnetic head.
A recording switch 29 is used to record on the video floppy disk 8, and a video floppy playback device (hereinafter referred to as a playback device) that plays back the video floppy disk to be dubbed and outputs the played video signal and the like.

The operation of the video floppy recording apparatus constructed as described above will be explained below with reference to FIG.

When the floppy disk to be dubbed is played back by the playback device 29 via the dubbing terminal 21, the played back luminance signal 30 and chroma signal 31 are input to the video signal processing circuit 22. When the recording switch 26 is pressed, the system control circuit 24 outputs a control signal 32 requesting the playback device 29 for iD data. When the playback device 29 receives this FUIN)OL signal 32, the playback device 29 outputs the iD data 33, and the dubbing terminal 211! - through the system control circuit 24
is input. After that, the input iD data 33 and the frame/frame of the floppy to be copied are
The field recording mode is determined, the frame/field recording mode of the recording device is set to the same mode, and the recording gate signal 34 is output from the system control circuit 24 to the recording amplifier 26, and the iD input together with the data is output.
Record data 36 is output to data signal processing circuit 23 . The iD recording data 36 is processed by the data signal processing circuit 23, mixed with the luminance signal and chroma signal processed by the video signal processing circuit 22 by the recording amplifier 26, and recorded on the video floppy disk 28 via the magnetic head 27. Ru.

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 playback device 29. When the track advance control signal 32 is input to the playback device 29, the head of the playback device 29 moves by one track.

Note that if the moved track is unplayable because it is an empty track, etc., the track advance control signal is sent again, and the head of the playback device is moved to the next playable recorded track.

As described above, according to this embodiment, by adding a data input terminal to the dubbing terminal and connecting the video floppy recording device and the video floppy playback device with one cable, the video floppy recording device can record data. By simply pressing a switch, it is possible to read video data from the playback device, set the frame/field recording mode, move the head of the playback device after recording, and continue dubbing.

By setting the video floppy recording device to continuous shooting mode, you can synchronize the head feed of the video floppy recording device and playback device and record continuously by simply pressing the record switch once. .

FIG. 2 shows the configuration of the electronic still camera system during dubbing. In FIG. 2, 61 is a video floppy, 62 is a child still camera, 53 is a recording switch, 54 is an input/output terminal of an electronic still camera, 6
6 is a dubbing cable, 56 is a playback device, 67 is an input/output terminal of the playback device, 58 is a video output terminal for the playback signal, 6
9 is a cable for inputting and outputting signals between the playback device 66 and the monitor television 6o. The electronic still camera system for dubbing will be described below with reference to FIG. Connect the input/output terminal 64 of the electronic still camera and the input/output terminal 67 of the playback device with a dubbing cable ε5, insert all the video floppy disks 61 that you want to dub into the playback device 56, and when playing, the playback screen of the video floppy 61 will appear. It will be displayed on monitor TV 6o, and
A video signal is input via a dubbing cable 66.

When the recording switch 63 is pressed, the dubbing cable 66
A control signal is output from the electronic still camera and iD data is input via the electronic still camera. By providing the input/output terminals as described above, it is possible to dub video floppies with simple operations.

FIG. 3 shows the contents of status data sent from the video floppy playback device to the recording device, indicating the status of the playback device. The transmission and reception of data between the playback device and the recording device during dubifugu will be described below.

As shown in FIG. 3, the status data 301 includes data representing a frame/field (F/5) 302, data representing a rack number 303, ID data 304 such as the date of playback on the playback device, etc. It is made up of. When dubbing, a data request signal is sent from the recording device to the playback device, and when the playback device receives the data request signal, the playback device sends status data 301 to the recording device. Based on the status data 301 received on the recording device side, it is determined whether the screen to be dubbed is a frame or a field based on the data 302 of the status data 301, and the recording device performs recording in the same mode. When recording is completed, the head of the recording device moves to the next track, and sends a track forwarding signal to the reproducing device. When movement by one track is completed on the playback device side, status data 301 is sent to the recording device. The recording device side receives status data 301' (i-) and checks whether the track is being sent correctly based on the data 303 representing the track number. If the track is not being sent correctly, the track sending signal is sent again. and move the playback head to the correct track position.

Effects of the Invention As described above, the present invention provides means for inputting a video signal from a playback device, means for inputting all data related to the video signal,
A means for outputting a control signal for controlling the playback track of the playback device and a means for determining the mode from the data and recording the video signal on the video floppy are provided.
It determines the playback mode of the video signal such as V-me/field, sets the recording mode of the recording device, records the entire video signal on the video floppy, and then moves the playback trunk using the control signal to continuously record the video signal. An excellent video floppy recording device capable of dubbing can be realized.

[Brief explanation of the drawing]

FIG. 1 is a block diagram of a video floppy recording device according to an embodiment of the present invention, and FIG. 2 is a system configuration diagram during dubbing in an electronic still camera. FIG. 3 is a layout diagram of status data indicating the status of the reproducing apparatus transmitted from the reproducing apparatus, and FIG. 4 is a block diagram of a conventional video floppy recording apparatus. 21... Dubbing terminal, 22... Video signal processing circuit, 23... Data signal processing circuit,
24...System control circuit, 26...
...recording amplifier, 26...recording switch,
29...Mark: Video floppy playback device, 52...
--Electronic still camera, 66...Dubbing cable, 66...Video floppy playback device, 6
0...Monitor, 301...Status data. Name of agent: Patent attorney Shigetaka Awano and one other person

Claims (4)

[Claims] (1) means for inputting a video signal to be reproduced from a reproduction device installed outside the recording device; means for outputting a control signal for controlling a reproduction track to the reproduction device; A video floppy recording device comprising means for inputting data regarding a video signal, and means for determining a mode based on the data and recording the video signal on a video floppy based on the determination result. (2) The video floppy recording apparatus according to claim 1, wherein the data regarding the video signal includes frame/field playback mode data, and the frame/field recording mode is set and recorded in accordance with the playback mode data. (3) After the recording of the video signal is completed, the head of the recording device is moved to the next track, and at the same time, a control signal is sent to the playback device to move the head of the playback device to the next playback track. Floppy recording device. (4) The video floppy recording device according to claim 3, wherein by setting the continuous shooting mode, the track advance of the head of the recording device and the track advance of the head of the playback device are synchronized to record continuously.