JPS6354070A - Method and apparatus for recording picture - Google Patents

Abstract

PURPOSE:To attain efficient picture recording by displaying a picture signal from a portable video camera received wireless onto a display device and sending a pickup command voice signal wireless to a video camera main hody. CONSTITUTION:A video signal recorded from the video camera main body 1 is fetched in a video signal transmission unit 11 of a slave set 2, modulated in the unit 11 and sent wireless to a display device 3 as a picture signal from an antenna 12. Then a director or the like utters a voice for the command of pickup to a head set 24 while observing a picture of an object displayed on the device 3. The voice is fetched in a voice signal transmission unit 26a of a master set 4 as a pickup command signal, modulated into a prescribed frequency and sent toward the slave set 2 from the antenna 22. The signal is received by a slave set antenna 13, modulated into an audible frequency by the reception unit and sent to the head set 14 equipped with a camera.

Description

DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to an image recording method and an image recording apparatus for freely recording images desired by a director or the like at a shooting site other than a studio.

[Conventional technology]

2. Description of the Related Art Conventionally, many video cameras for recording images on video tape are integrally equipped with a small monitor that allows a cameraman to judge the images being recorded.

Therefore, although the cameraman himself clearly understands what kind of scene he is photographing, directors and other competent people other than the cameraman do not understand the contents of the recorded images at all, so they cannot change the desired scene later during the image editing stage. In the past, there have been many cases where the corresponding image is not recorded. ” - As the record says,! + is relatively rare when recording images in a studio that is fully equipped with various equipment, but it is extremely common when recording images outside of the studio, for example outdoors, and some kind of countermeasure is required. This is where I am.

[Problems with conventional technology]

As described above, it has been reported that with conventional image recording methods, directors and the like miss opportunities to capture desired images, especially when recording images in locations other than a studio.

SUMMARY OF THE INVENTION Therefore, an object of the present invention is to provide an image recording method that can efficiently record an image of a subject desired by a director or the like in any location other than a studio, and an apparatus for implementing the method. .

[Means for solving the above problems]

The image recording method of the present invention wirelessly receives an image signal recorded by a portable video camera body, displays the image on a display means based on the image signal, and also outputs a shooting instruction audio signal based on the displayed image. It is possible to record a desired image by wirelessly transmitting it to the video camera body.

Also, the number of images of the present invention! The double stirrup is arranged on the main body side of the portable video camera and is configured to transmit image signals recorded by the video camera main body and also to receive a shooting instruction audio signal, and a handset configured to receive the image signal. [Action of the present invention] Hereinafter, the method of the present invention will be described. The operation of the device of the present invention that achieves this will be explained.

First, a cameraman takes an image of a subject at an outdoor recording site, for example, while carrying a portable video camera body. The image signal of the shadowed object is wirelessly sent to the display means via the handset and displayed.

Operator (director, supervisor, etc.) on the main unit
While viewing the image on the display, wirelessly sends a shooting instruction audio signal (for example, instructions to raise the camera) via the parent device.
is sent to the slave unit.

Then, the cameraman operates the portable video camera body in accordance with the operator's request based on the photographing instruction audio signal from the parent device side. Thereby, desired images can be recorded efficiently.

[Example of the present invention]

Hereinafter, embodiments of the present invention will be described with reference to the attached drawings.
Do 1.

The image recording device shown in FIG.
It is comprised of a child a2 placed on the side, a display means 3 such as a TV monitor, and a master device 4 placed near the display means 3.

A microphone la is attached to the video camera body 1.

As shown in FIG. 2(a), the handset 2 includes a case body 11, an antenna 12 for transmitting image signals and an antenna 13 for transmitting and receiving audio signals, which are installed upward from the case body 11, and the antenna 13 for transmitting and receiving audio signals. A headset 14 having an interactive function that can be connected to a headset input terminal 11a provided on the case body 11, and a DC input terminal 1 provided on the case body 11.
It has a C power supply (DC 12v) L5 that can be connected to 1b.

Further, the video camera body 1 is connected to a video signal input terminal 11c provided on the case body 11. Note that the lid in FIG. 2(a) is the case body 1.
This is the line input terminal provided at 1.

A video signal input terminal 11c is provided inside the case body ll.
An image signal transmitting unit 17 is provided between the antenna 12 and the antenna 12.
An audio signal transmitting unit 16a and an audio signal receiving unit 1 are provided between the headset connection terminal 11a and the antenna 13.
6b are connected to each other.

The image signal transmitting unit 17 transmits the video signal sent from the video camera body 1 at a predetermined frequency (
For example, the signal is modulated to a frequency of 470 to 600 MHz) and sent out from the antenna 12 as an image signal.

Further, the audio signal transmission unit 16a modulates the audio signal of audio frequency dispersion sent from the HEAD set 14 to a predetermined frequency (for example, 50 to 54 MH2) and transmits it from the antenna 13. ing.

The audio signal receiving unit) 16b modulates the audio signal of a predetermined frequency input via the antenna 13 of the base unit 4 into an audio signal of an audible frequency, and transmits the modulated audio signal to the headset 14 via the headset connection terminal 11a. It is designed to be sent to

The case body 11 also includes a power switch 18 connected to the DC input terminal 11b, and a power switch 18 connected to the DC input terminal 11b.
A regulator (DC 6v) 19 connected to the latter stage is provided, and the DC voltage (DCtC power supply) is also supplied.
12v) is applied to the image signal transmitting unit 17 via the power switch 18, and is also applied to the regulator 1.
9, the voltage is transformed to DC6V and applied to the audio signal transmitting unit 16a and the audio signal receiving unit 16b.

As shown in FIG. 2(b), the base unit 4 includes a case body 21, an antenna 22 for transmitting and receiving audio signals installed upward from the case body 21, and a headset provided on the case body 21. A headset 24 having a dialogue device connectable to the connection terminal 21a, and the case body 2
It is possible to connect to the DC input terminal 21b provided in 1.
DC12v)25. In addition, Fig. 2(b)
21d inside is a line input terminal provided on the case body 21.

Inside the case body zl is a headset connection terminal 21.
Between a and the antenna 22, as in the case of the handset 2,
An audio signal transmitting unit 26a and an audio signal receiving unit 26b are respectively connected, and these units) 2
6a and 26b are both units on the child fi2 side,
They are designed to be equipped in the same way as 16b.

The case body 21 also includes a regulator 27 (DC
6v) is provided, and the DC voltage supplied from the DC1 source 25 is transformed to 6v and applied to both units 26a and 26b, respectively.

In addition, 31 in FIGS. 2(a) and 2(b) is a coil for impedance matching, and 32 is a capacitor for impedance matching.

Next, a method for recording images using the embodiment apparatus having the above configuration will be explained.

The cameraman carries a video camera body l and a slave unit 2,
Director or supervisor i! f etc. are display means 3 and main unit 4
Carrying this with him, he goes to the recording site and sets up each of these devices for operation.

Then, the director etc. should use the headset 2 in a fixed place.
4 on your head and wait.

On the other hand, the cameraman attaches the headset 14 to his head and carries the video camera body 1 to start recording the desired subject.

The video signal recorded by the video camera body 1 is taken into the video signal transmission unit 17 of the slave device 2,
After being modulated here, it is sent wirelessly from the antenna 12 to the display means 3 as an image signal.

While viewing the image of the subject displayed on the display means 3, the director or the like issues a voice to the headset 24 to instruct photography, such as "Raise the camera!". This sound is taken in as a photographing instruction sound signal by the sound signal transmission unit 26a of the base unit 4, modulated to a predetermined frequency, and then sent wirelessly from the antenna 22 to the slave unit 2. This photographing instruction audio signal is received by the antenna 13 of the handset 2, and is further received by the audio signal receiving unit 16.
After being modulated to an audible frequency at step b, the signal is sent to the headset 14 worn by the cameraman.

This allows the cameraman to listen to instructions from the director, etc., and based on those instructions, operates the video camera body 1 to record images desired by the director, etc.

At this time, the cameraman can also respond to instructions from the director or the like. That is, the cameraman's response is transmitted from the headset 14 to the director, etc. via the car signal transmitting unit 16a of the handset 2, the antenna 13, the antenna 22 of the base unit 4, and the audio signal receiving unit 26b.
In this way, the director, etc. and the cameraman can record a desired image while conversing with each other.

Since the transmission of image signals from the handset 2 to the display means 3 and the transmission and reception of conversations between the cameraman and the director, etc., are all performed wirelessly, for example, the cameraman can display the desired image while moving on a boat on the lake. It is possible to take extremely free actions such as recording a video, and it is possible to improve the quality and efficiency of recording work.

The present invention is not limited to the embodiments described above, and various modifications can be made within the scope of the invention.

For example, in the above-described embodiment, the explanation IJ1 is given regarding the case where the handset and the video camera body are separate bodies.

This can also be implemented by integrally incorporating the slave unit into the video camera body.

[Effects of the present invention]

According to the present invention described in detail above, since the shooting instruction signal is wirelessly transmitted to the cameraman while viewing the information of the image that is actually being recorded, it is possible to efficiently record images of any desired subject. It is possible to provide an image recording method that can be executed in many ways.

Another object of the present invention is to provide an image recording method that can extremely easily implement the image recording method described above.

[Brief explanation of the drawing]

FIG. 1 is a schematic perspective view showing the overall configuration of a device according to an embodiment of the present invention, FIG. 2(a) is a block diagram showing the configuration of a slave device in the device, and FIG. FIG. 2 is a block diagram showing the configuration of the machine. 1φ・φ・-Video camera body, 2... Cloud device, 3... Display means, 4... Base unit. Patent applicant: Eiko Rental Co., Ltd. Agent: Patent attorney: Fuji Shimoyama (Figure 2)
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Claims (2)

[Claims] (1) Wirelessly receives the image signal recorded by the portable video camera body, displays the image on the display means based on this, and sends a shooting instruction audio signal to the video camera body side based on the displayed image. An image recording method characterized in that a desired image can be recorded by transmitting it wirelessly. (2) A handset placed on the side of the portable video camera body and configured to be able to transmit the image signal recorded by the video camera body and receive a shooting instruction audio signal, and a slave device configured to receive the image signal and display the image. An image recording apparatus characterized by comprising a display means and a base unit that transmits a photographing instruction audio signal to the slave unit based on the image on the display means.